aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/i915
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915')
-rw-r--r--drivers/gpu/drm/i915/i915_debugfs.c131
-rw-r--r--drivers/gpu/drm/i915/i915_dma.c60
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c68
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h113
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c36
-rw-r--r--drivers/gpu/drm/i915/i915_gem_gtt.c35
-rw-r--r--drivers/gpu/drm/i915/i915_gem_tiling.c2
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c311
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h35
-rw-r--r--drivers/gpu/drm/i915/i915_suspend.c3
-rw-r--r--drivers/gpu/drm/i915/intel_bios.c6
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c24
-rw-r--r--drivers/gpu/drm/i915/intel_display.c2303
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h19
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.c88
-rw-r--r--drivers/gpu/drm/i915/intel_ringbuffer.h35
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c10
-rw-r--r--drivers/gpu/drm/i915/intel_tv.c13
18 files changed, 2111 insertions, 1181 deletions
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 87c8e29..51c2257 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -106,11 +106,12 @@ static const char *get_tiling_flag(struct drm_i915_gem_object *obj)
}
}
-static const char *agp_type_str(int type)
+static const char *cache_level_str(int type)
{
switch (type) {
- case 0: return " uncached";
- case 1: return " snooped";
+ case I915_CACHE_NONE: return " uncached";
+ case I915_CACHE_LLC: return " snooped (LLC)";
+ case I915_CACHE_LLC_MLC: return " snooped (LLC+MLC)";
default: return "";
}
}
@@ -127,7 +128,7 @@ describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
obj->base.write_domain,
obj->last_rendering_seqno,
obj->last_fenced_seqno,
- agp_type_str(obj->agp_type == AGP_USER_CACHED_MEMORY),
+ cache_level_str(obj->cache_level),
obj->dirty ? " dirty" : "",
obj->madv == I915_MADV_DONTNEED ? " purgeable" : "");
if (obj->base.name)
@@ -714,7 +715,7 @@ static void print_error_buffers(struct seq_file *m,
dirty_flag(err->dirty),
purgeable_flag(err->purgeable),
ring_str(err->ring),
- agp_type_str(err->agp_type));
+ cache_level_str(err->cache_level));
if (err->name)
seq_printf(m, " (name: %d)", err->name);
@@ -852,6 +853,7 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
+ int ret;
if (IS_GEN5(dev)) {
u16 rgvswctl = I915_READ16(MEMSWCTL);
@@ -873,7 +875,11 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
int max_freq;
/* RPSTAT1 is in the GT power well */
- __gen6_gt_force_wake_get(dev_priv);
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+
+ gen6_gt_force_wake_get(dev_priv);
rpstat = I915_READ(GEN6_RPSTAT1);
rpupei = I915_READ(GEN6_RP_CUR_UP_EI);
@@ -883,6 +889,9 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
rpcurdown = I915_READ(GEN6_RP_CUR_DOWN);
rpprevdown = I915_READ(GEN6_RP_PREV_DOWN);
+ gen6_gt_force_wake_put(dev_priv);
+ mutex_unlock(&dev->struct_mutex);
+
seq_printf(m, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status);
seq_printf(m, "RPSTAT1: 0x%08x\n", rpstat);
seq_printf(m, "Render p-state ratio: %d\n",
@@ -917,8 +926,6 @@ static int i915_cur_delayinfo(struct seq_file *m, void *unused)
max_freq = rp_state_cap & 0xff;
seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
max_freq * 50);
-
- __gen6_gt_force_wake_put(dev_priv);
} else {
seq_printf(m, "no P-state info available\n");
}
@@ -1058,6 +1065,9 @@ static int i915_fbc_status(struct seq_file *m, void *unused)
case FBC_MULTIPLE_PIPES:
seq_printf(m, "multiple pipes are enabled");
break;
+ case FBC_MODULE_PARAM:
+ seq_printf(m, "disabled per module param (default off)");
+ break;
default:
seq_printf(m, "unknown reason");
}
@@ -1186,6 +1196,42 @@ static int i915_gem_framebuffer_info(struct seq_file *m, void *data)
return 0;
}
+static int i915_context_status(struct seq_file *m, void *unused)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ int ret;
+
+ ret = mutex_lock_interruptible(&dev->mode_config.mutex);
+ if (ret)
+ return ret;
+
+ seq_printf(m, "power context ");
+ describe_obj(m, dev_priv->pwrctx);
+ seq_printf(m, "\n");
+
+ seq_printf(m, "render context ");
+ describe_obj(m, dev_priv->renderctx);
+ seq_printf(m, "\n");
+
+ mutex_unlock(&dev->mode_config.mutex);
+
+ return 0;
+}
+
+static int i915_gen6_forcewake_count_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ seq_printf(m, "forcewake count = %d\n",
+ atomic_read(&dev_priv->forcewake_count));
+
+ return 0;
+}
+
static int
i915_wedged_open(struct inode *inode,
struct file *filp)
@@ -1288,6 +1334,67 @@ static int i915_wedged_create(struct dentry *root, struct drm_minor *minor)
return drm_add_fake_info_node(minor, ent, &i915_wedged_fops);
}
+static int i915_forcewake_open(struct inode *inode, struct file *file)
+{
+ struct drm_device *dev = inode->i_private;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int ret;
+
+ if (!IS_GEN6(dev))
+ return 0;
+
+ ret = mutex_lock_interruptible(&dev->struct_mutex);
+ if (ret)
+ return ret;
+ gen6_gt_force_wake_get(dev_priv);
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
+int i915_forcewake_release(struct inode *inode, struct file *file)
+{
+ struct drm_device *dev = inode->i_private;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ if (!IS_GEN6(dev))
+ return 0;
+
+ /*
+ * It's bad that we can potentially hang userspace if struct_mutex gets
+ * forever stuck. However, if we cannot acquire this lock it means that
+ * almost certainly the driver has hung, is not unload-able. Therefore
+ * hanging here is probably a minor inconvenience not to be seen my
+ * almost every user.
+ */
+ mutex_lock(&dev->struct_mutex);
+ gen6_gt_force_wake_put(dev_priv);
+ mutex_unlock(&dev->struct_mutex);
+
+ return 0;
+}
+
+static const struct file_operations i915_forcewake_fops = {
+ .owner = THIS_MODULE,
+ .open = i915_forcewake_open,
+ .release = i915_forcewake_release,
+};
+
+static int i915_forcewake_create(struct dentry *root, struct drm_minor *minor)
+{
+ struct drm_device *dev = minor->dev;
+ struct dentry *ent;
+
+ ent = debugfs_create_file("i915_forcewake_user",
+ S_IRUSR,
+ root, dev,
+ &i915_forcewake_fops);
+ if (IS_ERR(ent))
+ return PTR_ERR(ent);
+
+ return drm_add_fake_info_node(minor, ent, &i915_forcewake_fops);
+}
+
static struct drm_info_list i915_debugfs_list[] = {
{"i915_capabilities", i915_capabilities, 0},
{"i915_gem_objects", i915_gem_object_info, 0},
@@ -1324,6 +1431,8 @@ static struct drm_info_list i915_debugfs_list[] = {
{"i915_sr_status", i915_sr_status, 0},
{"i915_opregion", i915_opregion, 0},
{"i915_gem_framebuffer", i915_gem_framebuffer_info, 0},
+ {"i915_context_status", i915_context_status, 0},
+ {"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info, 0},
};
#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
@@ -1335,6 +1444,10 @@ int i915_debugfs_init(struct drm_minor *minor)
if (ret)
return ret;
+ ret = i915_forcewake_create(minor->debugfs_root, minor);
+ if (ret)
+ return ret;
+
return drm_debugfs_create_files(i915_debugfs_list,
I915_DEBUGFS_ENTRIES,
minor->debugfs_root, minor);
@@ -1344,6 +1457,8 @@ void i915_debugfs_cleanup(struct drm_minor *minor)
{
drm_debugfs_remove_files(i915_debugfs_list,
I915_DEBUGFS_ENTRIES, minor);
+ drm_debugfs_remove_files((struct drm_info_list *) &i915_forcewake_fops,
+ 1, minor);
drm_debugfs_remove_files((struct drm_info_list *) &i915_wedged_fops,
1, minor);
}
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 12876f2..0239e99 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -571,7 +571,7 @@ static int i915_quiescent(struct drm_device *dev)
struct intel_ring_buffer *ring = LP_RING(dev->dev_private);
i915_kernel_lost_context(dev);
- return intel_wait_ring_buffer(ring, ring->size - 8);
+ return intel_wait_ring_idle(ring);
}
static int i915_flush_ioctl(struct drm_device *dev, void *data,
@@ -1176,11 +1176,11 @@ static bool i915_switcheroo_can_switch(struct pci_dev *pdev)
return can_switch;
}
-static int i915_load_modeset_init(struct drm_device *dev)
+static int i915_load_gem_init(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
unsigned long prealloc_size, gtt_size, mappable_size;
- int ret = 0;
+ int ret;
prealloc_size = dev_priv->mm.gtt->stolen_size;
gtt_size = dev_priv->mm.gtt->gtt_total_entries << PAGE_SHIFT;
@@ -1204,7 +1204,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
ret = i915_gem_init_ringbuffer(dev);
mutex_unlock(&dev->struct_mutex);
if (ret)
- goto out;
+ return ret;
/* Try to set up FBC with a reasonable compressed buffer size */
if (I915_HAS_FBC(dev) && i915_powersave) {
@@ -1222,6 +1222,13 @@ static int i915_load_modeset_init(struct drm_device *dev)
/* Allow hardware batchbuffers unless told otherwise. */
dev_priv->allow_batchbuffer = 1;
+ return 0;
+}
+
+static int i915_load_modeset_init(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int ret;
ret = intel_parse_bios(dev);
if (ret)
@@ -1236,7 +1243,7 @@ static int i915_load_modeset_init(struct drm_device *dev)
*/
ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
if (ret && ret != -ENODEV)
- goto cleanup_ringbuffer;
+ goto out;
intel_register_dsm_handler();
@@ -1253,10 +1260,40 @@ static int i915_load_modeset_init(struct drm_device *dev)
intel_modeset_init(dev);
- ret = drm_irq_install(dev);
+ ret = i915_load_gem_init(dev);
if (ret)
goto cleanup_vga_switcheroo;
+ intel_modeset_gem_init(dev);
+
+ if (IS_IVYBRIDGE(dev)) {
+ /* Share pre & uninstall handlers with ILK/SNB */
+ dev->driver->irq_handler = ivybridge_irq_handler;
+ dev->driver->irq_preinstall = ironlake_irq_preinstall;
+ dev->driver->irq_postinstall = ivybridge_irq_postinstall;
+ dev->driver->irq_uninstall = ironlake_irq_uninstall;
+ dev->driver->enable_vblank = ivybridge_enable_vblank;
+ dev->driver->disable_vblank = ivybridge_disable_vblank;
+ } else if (HAS_PCH_SPLIT(dev)) {
+ dev->driver->irq_handler = ironlake_irq_handler;
+ dev->driver->irq_preinstall = ironlake_irq_preinstall;
+ dev->driver->irq_postinstall = ironlake_irq_postinstall;
+ dev->driver->irq_uninstall = ironlake_irq_uninstall;
+ dev->driver->enable_vblank = ironlake_enable_vblank;
+ dev->driver->disable_vblank = ironlake_disable_vblank;
+ } else {
+ dev->driver->irq_preinstall = i915_driver_irq_preinstall;
+ dev->driver->irq_postinstall = i915_driver_irq_postinstall;
+ dev->driver->irq_uninstall = i915_driver_irq_uninstall;
+ dev->driver->irq_handler = i915_driver_irq_handler;
+ dev->driver->enable_vblank = i915_enable_vblank;
+ dev->driver->disable_vblank = i915_disable_vblank;
+ }
+
+ ret = drm_irq_install(dev);
+ if (ret)
+ goto cleanup_gem;
+
/* Always safe in the mode setting case. */
/* FIXME: do pre/post-mode set stuff in core KMS code */
dev->vblank_disable_allowed = 1;
@@ -1274,14 +1311,14 @@ static int i915_load_modeset_init(struct drm_device *dev)
cleanup_irq:
drm_irq_uninstall(dev);
+cleanup_gem:
+ mutex_lock(&dev->struct_mutex);
+ i915_gem_cleanup_ringbuffer(dev);
+ mutex_unlock(&dev->struct_mutex);
cleanup_vga_switcheroo:
vga_switcheroo_unregister_client(dev->pdev);
cleanup_vga_client:
vga_client_register(dev->pdev, NULL, NULL, NULL);
-cleanup_ringbuffer:
- mutex_lock(&dev->struct_mutex);
- i915_gem_cleanup_ringbuffer(dev);
- mutex_unlock(&dev->struct_mutex);
out:
return ret;
}
@@ -1982,7 +2019,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
dev->driver->get_vblank_counter = i915_get_vblank_counter;
dev->max_vblank_count = 0xffffff; /* only 24 bits of frame count */
- if (IS_G4X(dev) || IS_GEN5(dev) || IS_GEN6(dev)) {
+ if (IS_G4X(dev) || IS_GEN5(dev) || IS_GEN6(dev) || IS_IVYBRIDGE(dev)) {
dev->max_vblank_count = 0xffffffff; /* full 32 bit counter */
dev->driver->get_vblank_counter = gm45_get_vblank_counter;
}
@@ -2025,6 +2062,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
spin_lock_init(&dev_priv->irq_lock);
spin_lock_init(&dev_priv->error_lock);
+ spin_lock_init(&dev_priv->rps_lock);
if (IS_MOBILE(dev) || !IS_GEN2(dev))
dev_priv->num_pipe = 2;
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 32d1b3e..0defd42 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -52,9 +52,12 @@ module_param_named(powersave, i915_powersave, int, 0600);
unsigned int i915_semaphores = 0;
module_param_named(semaphores, i915_semaphores, int, 0600);
-unsigned int i915_enable_rc6 = 0;
+unsigned int i915_enable_rc6 = 1;
module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600);
+unsigned int i915_enable_fbc = 0;
+module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600);
+
unsigned int i915_lvds_downclock = 0;
module_param_named(lvds_downclock, i915_lvds_downclock, int, 0400);
@@ -169,7 +172,7 @@ static const struct intel_device_info intel_ironlake_d_info = {
static const struct intel_device_info intel_ironlake_m_info = {
.gen = 5, .is_mobile = 1,
.need_gfx_hws = 1, .has_hotplug = 1,
- .has_fbc = 0, /* disabled due to buggy hardware */
+ .has_fbc = 1,
.has_bsd_ring = 1,
};
@@ -188,6 +191,21 @@ static const struct intel_device_info intel_sandybridge_m_info = {
.has_blt_ring = 1,
};
+static const struct intel_device_info intel_ivybridge_d_info = {
+ .is_ivybridge = 1, .gen = 7,
+ .need_gfx_hws = 1, .has_hotplug = 1,
+ .has_bsd_ring = 1,
+ .has_blt_ring = 1,
+};
+
+static const struct intel_device_info intel_ivybridge_m_info = {
+ .is_ivybridge = 1, .gen = 7, .is_mobile = 1,
+ .need_gfx_hws = 1, .has_hotplug = 1,
+ .has_fbc = 0, /* FBC is not enabled on Ivybridge mobile yet */
+ .has_bsd_ring = 1,
+ .has_blt_ring = 1,
+};
+
static const struct pci_device_id pciidlist[] = { /* aka */
INTEL_VGA_DEVICE(0x3577, &intel_i830_info), /* I830_M */
INTEL_VGA_DEVICE(0x2562, &intel_845g_info), /* 845_G */
@@ -227,6 +245,11 @@ static const struct pci_device_id pciidlist[] = { /* aka */
INTEL_VGA_DEVICE(0x0116, &intel_sandybridge_m_info),
INTEL_VGA_DEVICE(0x0126, &intel_sandybridge_m_info),
INTEL_VGA_DEVICE(0x010A, &intel_sandybridge_d_info),
+ INTEL_VGA_DEVICE(0x0156, &intel_ivybridge_m_info), /* GT1 mobile */
+ INTEL_VGA_DEVICE(0x0166, &intel_ivybridge_m_info), /* GT2 mobile */
+ INTEL_VGA_DEVICE(0x0152, &intel_ivybridge_d_info), /* GT1 desktop */
+ INTEL_VGA_DEVICE(0x0162, &intel_ivybridge_d_info), /* GT2 desktop */
+ INTEL_VGA_DEVICE(0x015a, &intel_ivybridge_d_info), /* GT1 server */
{0, 0, 0}
};
@@ -235,7 +258,9 @@ MODULE_DEVICE_TABLE(pci, pciidlist);
#endif
#define INTEL_PCH_DEVICE_ID_MASK 0xff00
+#define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00
#define INTEL_PCH_CPT_DEVICE_ID_TYPE 0x1c00
+#define INTEL_PCH_PPT_DEVICE_ID_TYPE 0x1e00
void intel_detect_pch (struct drm_device *dev)
{
@@ -254,16 +279,23 @@ void intel_detect_pch (struct drm_device *dev)
int id;
id = pch->device & INTEL_PCH_DEVICE_ID_MASK;
- if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
+ if (id == INTEL_PCH_IBX_DEVICE_ID_TYPE) {
+ dev_priv->pch_type = PCH_IBX;
+ DRM_DEBUG_KMS("Found Ibex Peak PCH\n");
+ } else if (id == INTEL_PCH_CPT_DEVICE_ID_TYPE) {
dev_priv->pch_type = PCH_CPT;
DRM_DEBUG_KMS("Found CougarPoint PCH\n");
+ } else if (id == INTEL_PCH_PPT_DEVICE_ID_TYPE) {
+ /* PantherPoint is CPT compatible */
+ dev_priv->pch_type = PCH_CPT;
+ DRM_DEBUG_KMS("Found PatherPoint PCH\n");
}
}
pci_dev_put(pch);
}
}
-void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
+static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
{
int count;
@@ -279,12 +311,38 @@ void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
udelay(10);
}
-void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
+/*
+ * Generally this is called implicitly by the register read function. However,
+ * if some sequence requires the GT to not power down then this function should
+ * be called at the beginning of the sequence followed by a call to
+ * gen6_gt_force_wake_put() at the end of the sequence.
+ */
+void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv)
+{
+ WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
+
+ /* Forcewake is atomic in case we get in here without the lock */
+ if (atomic_add_return(1, &dev_priv->forcewake_count) == 1)
+ __gen6_gt_force_wake_get(dev_priv);
+}
+
+static void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
{
I915_WRITE_NOTRACE(FORCEWAKE, 0);
POSTING_READ(FORCEWAKE);
}
+/*
+ * see gen6_gt_force_wake_get()
+ */
+void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv)
+{
+ WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex));
+
+ if (atomic_dec_and_test(&dev_priv->forcewake_count))
+ __gen6_gt_force_wake_put(dev_priv);
+}
+
void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv)
{
int loop = 500;
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 1c1b27c..ee66035 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -188,7 +188,7 @@ struct drm_i915_error_state {
u32 dirty:1;
u32 purgeable:1;
u32 ring:4;
- u32 agp_type:1;
+ u32 cache_level:2;
} *active_bo, *pinned_bo;
u32 active_bo_count, pinned_bo_count;
struct intel_overlay_error_state *overlay;
@@ -203,12 +203,19 @@ struct drm_i915_display_funcs {
int (*get_display_clock_speed)(struct drm_device *dev);
int (*get_fifo_size)(struct drm_device *dev, int plane);
void (*update_wm)(struct drm_device *dev);
+ int (*crtc_mode_set)(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode,
+ int x, int y,
+ struct drm_framebuffer *old_fb);
+ void (*fdi_link_train)(struct drm_crtc *crtc);
+ void (*init_clock_gating)(struct drm_device *dev);
+ void (*init_pch_clock_gating)(struct drm_device *dev);
/* clock updates for mode set */
/* cursor updates */
/* render clock increase/decrease */
/* display clock increase/decrease */
/* pll clock increase/decrease */
- /* clock gating init */
};
struct intel_device_info {
@@ -223,6 +230,7 @@ struct intel_device_info {
u8 is_pineview : 1;
u8 is_broadwater : 1;
u8 is_crestline : 1;
+ u8 is_ivybridge : 1;
u8 has_fbc : 1;
u8 has_pipe_cxsr : 1;
u8 has_hotplug : 1;
@@ -242,6 +250,7 @@ enum no_fbc_reason {
FBC_BAD_PLANE, /* fbc not supported on plane */
FBC_NOT_TILED, /* buffer not tiled */
FBC_MULTIPLE_PIPES, /* more than one pipe active */
+ FBC_MODULE_PARAM,
};
enum intel_pch {
@@ -676,6 +685,10 @@ typedef struct drm_i915_private {
bool mchbar_need_disable;
+ struct work_struct rps_work;
+ spinlock_t rps_lock;
+ u32 pm_iir;
+
u8 cur_delay;
u8 min_delay;
u8 max_delay;
@@ -703,8 +716,16 @@ typedef struct drm_i915_private {
struct intel_fbdev *fbdev;
struct drm_property *broadcast_rgb_property;
+
+ atomic_t forcewake_count;
} drm_i915_private_t;
+enum i915_cache_level {
+ I915_CACHE_NONE,
+ I915_CACHE_LLC,
+ I915_CACHE_LLC_MLC, /* gen6+ */
+};
+
struct drm_i915_gem_object {
struct drm_gem_object base;
@@ -791,6 +812,8 @@ struct drm_i915_gem_object {
unsigned int pending_fenced_gpu_access:1;
unsigned int fenced_gpu_access:1;
+ unsigned int cache_level:2;
+
struct page **pages;
/**
@@ -827,8 +850,6 @@ struct drm_i915_gem_object {
/** Record of address bit 17 of each page at last unbind. */
unsigned long *bit_17;
- /** AGP mapping type (AGP_USER_MEMORY or AGP_USER_CACHED_MEMORY */
- uint32_t agp_type;
/**
* If present, while GEM_DOMAIN_CPU is in the read domain this array
@@ -915,13 +936,21 @@ enum intel_chip_family {
#define IS_G33(dev) (INTEL_INFO(dev)->is_g33)
#define IS_IRONLAKE_D(dev) ((dev)->pci_device == 0x0042)
#define IS_IRONLAKE_M(dev) ((dev)->pci_device == 0x0046)
+#define IS_IVYBRIDGE(dev) (INTEL_INFO(dev)->is_ivybridge)
#define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
+/*
+ * The genX designation typically refers to the render engine, so render
+ * capability related checks should use IS_GEN, while display and other checks
+ * have their own (e.g. HAS_PCH_SPLIT for ILK+ display, IS_foo for particular
+ * chips, etc.).
+ */
#define IS_GEN2(dev) (INTEL_INFO(dev)->gen == 2)
#define IS_GEN3(dev) (INTEL_INFO(dev)->gen == 3)
#define IS_GEN4(dev) (INTEL_INFO(dev)->gen == 4)
#define IS_GEN5(dev) (INTEL_INFO(dev)->gen == 5)
#define IS_GEN6(dev) (INTEL_INFO(dev)->gen == 6)
+#define IS_GEN7(dev) (INTEL_INFO(dev)->gen == 7)
#define HAS_BSD(dev) (INTEL_INFO(dev)->has_bsd_ring)
#define HAS_BLT(dev) (INTEL_INFO(dev)->has_blt_ring)
@@ -948,8 +977,8 @@ enum intel_chip_family {
#define HAS_PIPE_CXSR(dev) (INTEL_INFO(dev)->has_pipe_cxsr)
#define I915_HAS_FBC(dev) (INTEL_INFO(dev)->has_fbc)
-#define HAS_PCH_SPLIT(dev) (IS_GEN5(dev) || IS_GEN6(dev))
-#define HAS_PIPE_CONTROL(dev) (IS_GEN5(dev) || IS_GEN6(dev))
+#define HAS_PCH_SPLIT(dev) (IS_GEN5(dev) || IS_GEN6(dev) || IS_IVYBRIDGE(dev))
+#define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5)
#define INTEL_PCH_TYPE(dev) (((struct drm_i915_private *)(dev)->dev_private)->pch_type)
#define HAS_PCH_CPT(dev) (INTEL_PCH_TYPE(dev) == PCH_CPT)
@@ -967,6 +996,7 @@ extern unsigned int i915_lvds_downclock;
extern unsigned int i915_panel_use_ssc;
extern int i915_vbt_sdvo_panel_type;
extern unsigned int i915_enable_rc6;
+extern unsigned int i915_enable_fbc;
extern int i915_suspend(struct drm_device *dev, pm_message_t state);
extern int i915_resume(struct drm_device *dev);
@@ -1010,12 +1040,27 @@ extern irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS);
extern void i915_driver_irq_preinstall(struct drm_device * dev);
extern int i915_driver_irq_postinstall(struct drm_device *dev);
extern void i915_driver_irq_uninstall(struct drm_device * dev);
+
+extern irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS);
+extern void ironlake_irq_preinstall(struct drm_device *dev);
+extern int ironlake_irq_postinstall(struct drm_device *dev);
+extern void ironlake_irq_uninstall(struct drm_device *dev);
+
+extern irqreturn_t ivybridge_irq_handler(DRM_IRQ_ARGS);
+extern void ivybridge_irq_preinstall(struct drm_device *dev);
+extern int ivybridge_irq_postinstall(struct drm_device *dev);
+extern void ivybridge_irq_uninstall(struct drm_device *dev);
+
extern int i915_vblank_pipe_set(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_vblank_pipe_get(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int i915_enable_vblank(struct drm_device *dev, int crtc);
extern void i915_disable_vblank(struct drm_device *dev, int crtc);
+extern int ironlake_enable_vblank(struct drm_device *dev, int crtc);
+extern void ironlake_disable_vblank(struct drm_device *dev, int crtc);
+extern int ivybridge_enable_vblank(struct drm_device *dev, int crtc);
+extern void ivybridge_disable_vblank(struct drm_device *dev, int crtc);
extern u32 i915_get_vblank_counter(struct drm_device *dev, int crtc);
extern u32 gm45_get_vblank_counter(struct drm_device *dev, int crtc);
extern int i915_vblank_swap(struct drm_device *dev, void *data,
@@ -1265,6 +1310,7 @@ static inline void intel_unregister_dsm_handler(void) { return; }
/* modesetting */
extern void intel_modeset_init(struct drm_device *dev);
+extern void intel_modeset_gem_init(struct drm_device *dev);
extern void intel_modeset_cleanup(struct drm_device *dev);
extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state);
extern void i8xx_disable_fbc(struct drm_device *dev);
@@ -1312,13 +1358,34 @@ extern void intel_display_print_error_state(struct seq_file *m,
LOCK_TEST_WITH_RETURN(dev, file); \
} while (0)
+/* On SNB platform, before reading ring registers forcewake bit
+ * must be set to prevent GT core from power down and stale values being
+ * returned.
+ */
+void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
+void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
+void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
+
+/* We give fast paths for the really cool registers */
+#define NEEDS_FORCE_WAKE(dev_priv, reg) \
+ (((dev_priv)->info->gen >= 6) && \
+ ((reg) < 0x40000) && \
+ ((reg) != FORCEWAKE))
#define __i915_read(x, y) \
static inline u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg) { \
- u##x val = read##y(dev_priv->regs + reg); \
+ u##x val = 0; \
+ if (NEEDS_FORCE_WAKE((dev_priv), (reg))) { \
+ gen6_gt_force_wake_get(dev_priv); \
+ val = read##y(dev_priv->regs + reg); \
+ gen6_gt_force_wake_put(dev_priv); \
+ } else { \
+ val = read##y(dev_priv->regs + reg); \
+ } \
trace_i915_reg_rw(false, reg, val, sizeof(val)); \
return val; \
}
+
__i915_read(8, b)
__i915_read(16, w)
__i915_read(32, l)
@@ -1328,6 +1395,9 @@ __i915_read(64, q)
#define __i915_write(x, y) \
static inline void i915_write##x(struct drm_i915_private *dev_priv, u32 reg, u##x val) { \
trace_i915_reg_rw(true, reg, val, sizeof(val)); \
+ if (NEEDS_FORCE_WAKE((dev_priv), (reg))) { \
+ __gen6_gt_wait_for_fifo(dev_priv); \
+ } \
write##y(val, dev_priv->regs + reg); \
}
__i915_write(8, b)
@@ -1356,33 +1426,4 @@ __i915_write(64, q)
#define POSTING_READ16(reg) (void)I915_READ16_NOTRACE(reg)
-/* On SNB platform, before reading ring registers forcewake bit
- * must be set to prevent GT core from power down and stale values being
- * returned.
- */
-void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv);
-void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv);
-void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv);
-
-static inline u32 i915_gt_read(struct drm_i915_private *dev_priv, u32 reg)
-{
- u32 val;
-
- if (dev_priv->info->gen >= 6) {
- __gen6_gt_force_wake_get(dev_priv);
- val = I915_READ(reg);
- __gen6_gt_force_wake_put(dev_priv);
- } else
- val = I915_READ(reg);
-
- return val;
-}
-
-static inline void i915_gt_write(struct drm_i915_private *dev_priv,
- u32 reg, u32 val)
-{
- if (dev_priv->info->gen >= 6)
- __gen6_gt_wait_for_fifo(dev_priv);
- I915_WRITE(reg, val);
-}
#endif
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 7ce3f35..c628903 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2673,6 +2673,7 @@ i915_gem_object_get_fence(struct drm_i915_gem_object *obj,
update:
obj->tiling_changed = false;
switch (INTEL_INFO(dev)->gen) {
+ case 7:
case 6:
ret = sandybridge_write_fence_reg(obj, pipelined);
break;
@@ -2706,6 +2707,7 @@ i915_gem_clear_fence_reg(struct drm_device *dev,
uint32_t fence_reg = reg - dev_priv->fence_regs;
switch (INTEL_INFO(dev)->gen) {
+ case 7:
case 6:
I915_WRITE64(FENCE_REG_SANDYBRIDGE_0 + fence_reg*8, 0);
break;
@@ -2878,6 +2880,17 @@ i915_gem_clflush_object(struct drm_i915_gem_object *obj)
if (obj->pages == NULL)
return;
+ /* If the GPU is snooping the contents of the CPU cache,
+ * we do not need to manually clear the CPU cache lines. However,
+ * the caches are only snooped when the render cache is
+ * flushed/invalidated. As we always have to emit invalidations
+ * and flushes when moving into and out of the RENDER domain, correct
+ * snooping behaviour occurs naturally as the result of our domain
+ * tracking.
+ */
+ if (obj->cache_level != I915_CACHE_NONE)
+ return;
+
trace_i915_gem_object_clflush(obj);
drm_clflush_pages(obj->pages, obj->base.size / PAGE_SIZE);
@@ -3569,7 +3582,7 @@ struct drm_i915_gem_object *i915_gem_alloc_object(struct drm_device *dev,
obj->base.write_domain = I915_GEM_DOMAIN_CPU;
obj->base.read_domains = I915_GEM_DOMAIN_CPU;
- obj->agp_type = AGP_USER_MEMORY;
+ obj->cache_level = I915_CACHE_NONE;
obj->base.driver_private = NULL;
obj->fence_reg = I915_FENCE_REG_NONE;
INIT_LIST_HEAD(&obj->mm_list);
@@ -3845,25 +3858,10 @@ i915_gem_load(struct drm_device *dev)
dev_priv->num_fence_regs = 8;
/* Initialize fence registers to zero */
- switch (INTEL_INFO(dev)->gen) {
- case 6:
- for (i = 0; i < 16; i++)
- I915_WRITE64(FENCE_REG_SANDYBRIDGE_0 + (i * 8), 0);
- break;
- case 5:
- case 4:
- for (i = 0; i < 16; i++)
- I915_WRITE64(FENCE_REG_965_0 + (i * 8), 0);
- break;
- case 3:
- if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
- for (i = 0; i < 8; i++)
- I915_WRITE(FENCE_REG_945_8 + (i * 4), 0);
- case 2:
- for (i = 0; i < 8; i++)
- I915_WRITE(FENCE_REG_830_0 + (i * 4), 0);
- break;
+ for (i = 0; i < dev_priv->num_fence_regs; i++) {
+ i915_gem_clear_fence_reg(dev, &dev_priv->fence_regs[i]);
}
+
i915_gem_detect_bit_6_swizzle(dev);
init_waitqueue_head(&dev_priv->pending_flip_queue);
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index b0abdc6..e46b645 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -29,6 +29,26 @@
#include "i915_trace.h"
#include "intel_drv.h"
+/* XXX kill agp_type! */
+static unsigned int cache_level_to_agp_type(struct drm_device *dev,
+ enum i915_cache_level cache_level)
+{
+ switch (cache_level) {
+ case I915_CACHE_LLC_MLC:
+ if (INTEL_INFO(dev)->gen >= 6)
+ return AGP_USER_CACHED_MEMORY_LLC_MLC;
+ /* Older chipsets do not have this extra level of CPU
+ * cacheing, so fallthrough and request the PTE simply
+ * as cached.
+ */
+ case I915_CACHE_LLC:
+ return AGP_USER_CACHED_MEMORY;
+ default:
+ case I915_CACHE_NONE:
+ return AGP_USER_MEMORY;
+ }
+}
+
void i915_gem_restore_gtt_mappings(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -39,6 +59,9 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
(dev_priv->mm.gtt_end - dev_priv->mm.gtt_start) / PAGE_SIZE);
list_for_each_entry(obj, &dev_priv->mm.gtt_list, gtt_list) {
+ unsigned int agp_type =
+ cache_level_to_agp_type(dev, obj->cache_level);
+
i915_gem_clflush_object(obj);
if (dev_priv->mm.gtt->needs_dmar) {
@@ -46,15 +69,14 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
intel_gtt_insert_sg_entries(obj->sg_list,
obj->num_sg,
- obj->gtt_space->start
- >> PAGE_SHIFT,
- obj->agp_type);
+ obj->gtt_space->start >> PAGE_SHIFT,
+ agp_type);
} else
intel_gtt_insert_pages(obj->gtt_space->start
>> PAGE_SHIFT,
obj->base.size >> PAGE_SHIFT,
obj->pages,
- obj->agp_type);
+ agp_type);
}
intel_gtt_chipset_flush();
@@ -64,6 +86,7 @@ int i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
+ unsigned int agp_type = cache_level_to_agp_type(dev, obj->cache_level);
int ret;
if (dev_priv->mm.gtt->needs_dmar) {
@@ -77,12 +100,12 @@ int i915_gem_gtt_bind_object(struct drm_i915_gem_object *obj)
intel_gtt_insert_sg_entries(obj->sg_list,
obj->num_sg,
obj->gtt_space->start >> PAGE_SHIFT,
- obj->agp_type);
+ agp_type);
} else
intel_gtt_insert_pages(obj->gtt_space->start >> PAGE_SHIFT,
obj->base.size >> PAGE_SHIFT,
obj->pages,
- obj->agp_type);
+ agp_type);
return 0;
}
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index 281ad3d..82d70fd 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -92,7 +92,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
uint32_t swizzle_x = I915_BIT_6_SWIZZLE_UNKNOWN;
uint32_t swizzle_y = I915_BIT_6_SWIZZLE_UNKNOWN;
- if (IS_GEN5(dev) || IS_GEN6(dev)) {
+ if (INTEL_INFO(dev)->gen >= 5) {
/* On Ironlake whatever DRAM config, GPU always do
* same swizzling setup.
*/
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 188b497..b79619a 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -367,22 +367,30 @@ static void notify_ring(struct drm_device *dev,
jiffies + msecs_to_jiffies(DRM_I915_HANGCHECK_PERIOD));
}
-static void gen6_pm_irq_handler(struct drm_device *dev)
+static void gen6_pm_rps_work(struct work_struct *work)
{
- drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
+ rps_work);
u8 new_delay = dev_priv->cur_delay;
- u32 pm_iir;
+ u32 pm_iir, pm_imr;
+
+ spin_lock_irq(&dev_priv->rps_lock);
+ pm_iir = dev_priv->pm_iir;
+ dev_priv->pm_iir = 0;
+ pm_imr = I915_READ(GEN6_PMIMR);
+ spin_unlock_irq(&dev_priv->rps_lock);
- pm_iir = I915_READ(GEN6_PMIIR);
if (!pm_iir)
return;
+ mutex_lock(&dev_priv->dev->struct_mutex);
if (pm_iir & GEN6_PM_RP_UP_THRESHOLD) {
if (dev_priv->cur_delay != dev_priv->max_delay)
new_delay = dev_priv->cur_delay + 1;
if (new_delay > dev_priv->max_delay)
new_delay = dev_priv->max_delay;
} else if (pm_iir & (GEN6_PM_RP_DOWN_THRESHOLD | GEN6_PM_RP_DOWN_TIMEOUT)) {
+ gen6_gt_force_wake_get(dev_priv);
if (dev_priv->cur_delay != dev_priv->min_delay)
new_delay = dev_priv->cur_delay - 1;
if (new_delay < dev_priv->min_delay) {
@@ -396,13 +404,19 @@ static void gen6_pm_irq_handler(struct drm_device *dev)
I915_WRITE(GEN6_RP_INTERRUPT_LIMITS,
I915_READ(GEN6_RP_INTERRUPT_LIMITS) & ~0x3f0000);
}
-
+ gen6_gt_force_wake_put(dev_priv);
}
- gen6_set_rps(dev, new_delay);
+ gen6_set_rps(dev_priv->dev, new_delay);
dev_priv->cur_delay = new_delay;
- I915_WRITE(GEN6_PMIIR, pm_iir);
+ /*
+ * rps_lock not held here because clearing is non-destructive. There is
+ * an *extremely* unlikely race with gen6_rps_enable() that is prevented
+ * by holding struct_mutex for the duration of the write.
+ */
+ I915_WRITE(GEN6_PMIMR, pm_imr & ~pm_iir);
+ mutex_unlock(&dev_priv->dev->struct_mutex);
}
static void pch_irq_handler(struct drm_device *dev)
@@ -448,8 +462,97 @@ static void pch_irq_handler(struct drm_device *dev)
DRM_DEBUG_DRIVER("PCH transcoder A underrun interrupt\n");
}
-static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
+irqreturn_t ivybridge_irq_handler(DRM_IRQ_ARGS)
+{
+ struct drm_device *dev = (struct drm_device *) arg;
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ int ret = IRQ_NONE;
+ u32 de_iir, gt_iir, de_ier, pch_iir, pm_iir;
+ struct drm_i915_master_private *master_priv;
+
+ atomic_inc(&dev_priv->irq_received);
+
+ /* disable master interrupt before clearing iir */
+ de_ier = I915_READ(DEIER);
+ I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL);
+ POSTING_READ(DEIER);
+
+ de_iir = I915_READ(DEIIR);
+ gt_iir = I915_READ(GTIIR);
+ pch_iir = I915_READ(SDEIIR);
+ pm_iir = I915_READ(GEN6_PMIIR);
+
+ if (de_iir == 0 && gt_iir == 0 && pch_iir == 0 && pm_iir == 0)
+ goto done;
+
+ ret = IRQ_HANDLED;
+
+ if (dev->primary->master) {
+ master_priv = dev->primary->master->driver_priv;
+ if (master_priv->sarea_priv)
+ master_priv->sarea_priv->last_dispatch =
+ READ_BREADCRUMB(dev_priv);
+ }
+
+ if (gt_iir & (GT_USER_INTERRUPT | GT_PIPE_NOTIFY))
+ notify_ring(dev, &dev_priv->ring[RCS]);
+ if (gt_iir & GT_GEN6_BSD_USER_INTERRUPT)
+ notify_ring(dev, &dev_priv->ring[VCS]);
+ if (gt_iir & GT_BLT_USER_INTERRUPT)
+ notify_ring(dev, &dev_priv->ring[BCS]);
+
+ if (de_iir & DE_GSE_IVB)
+ intel_opregion_gse_intr(dev);
+
+ if (de_iir & DE_PLANEA_FLIP_DONE_IVB) {
+ intel_prepare_page_flip(dev, 0);
+ intel_finish_page_flip_plane(dev, 0);
+ }
+
+ if (de_iir & DE_PLANEB_FLIP_DONE_IVB) {
+ intel_prepare_page_flip(dev, 1);
+ intel_finish_page_flip_plane(dev, 1);
+ }
+
+ if (de_iir & DE_PIPEA_VBLANK_IVB)
+ drm_handle_vblank(dev, 0);
+
+ if (de_iir & DE_PIPEB_VBLANK_IVB);
+ drm_handle_vblank(dev, 1);
+
+ /* check event from PCH */
+ if (de_iir & DE_PCH_EVENT_IVB) {
+ if (pch_iir & SDE_HOTPLUG_MASK_CPT)
+ queue_work(dev_priv->wq, &dev_priv->hotplug_work);
+ pch_irq_handler(dev);
+ }
+
+ if (pm_iir & GEN6_PM_DEFERRED_EVENTS) {
+ unsigned long flags;
+ spin_lock_irqsave(&dev_priv->rps_lock, flags);
+ WARN(dev_priv->pm_iir & pm_iir, "Missed a PM interrupt\n");
+ I915_WRITE(GEN6_PMIMR, pm_iir);
+ dev_priv->pm_iir |= pm_iir;
+ spin_unlock_irqrestore(&dev_priv->rps_lock, flags);
+ queue_work(dev_priv->wq, &dev_priv->rps_work);
+ }
+
+ /* should clear PCH hotplug event before clear CPU irq */
+ I915_WRITE(SDEIIR, pch_iir);
+ I915_WRITE(GTIIR, gt_iir);
+ I915_WRITE(DEIIR, de_iir);
+ I915_WRITE(GEN6_PMIIR, pm_iir);
+
+done:
+ I915_WRITE(DEIER, de_ier);
+ POSTING_READ(DEIER);
+
+ return ret;
+}
+
+irqreturn_t ironlake_irq_handler(DRM_IRQ_ARGS)
{
+ struct drm_device *dev = (struct drm_device *) arg;
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
int ret = IRQ_NONE;
u32 de_iir, gt_iir, de_ier, pch_iir, pm_iir;
@@ -457,6 +560,8 @@ static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
struct drm_i915_master_private *master_priv;
u32 bsd_usr_interrupt = GT_BSD_USER_INTERRUPT;
+ atomic_inc(&dev_priv->irq_received);
+
if (IS_GEN6(dev))
bsd_usr_interrupt = GT_GEN6_BSD_USER_INTERRUPT;
@@ -526,13 +631,30 @@ static irqreturn_t ironlake_irq_handler(struct drm_device *dev)
i915_handle_rps_change(dev);
}
- if (IS_GEN6(dev))
- gen6_pm_irq_handler(dev);
+ if (IS_GEN6(dev) && pm_iir & GEN6_PM_DEFERRED_EVENTS) {
+ /*
+ * IIR bits should never already be set because IMR should
+ * prevent an interrupt from being shown in IIR. The warning
+ * displays a case where we've unsafely cleared
+ * dev_priv->pm_iir. Although missing an interrupt of the same
+ * type is not a problem, it displays a problem in the logic.
+ *
+ * The mask bit in IMR is cleared by rps_work.
+ */
+ unsigned long flags;
+ spin_lock_irqsave(&dev_priv->rps_lock, flags);
+ WARN(dev_priv->pm_iir & pm_iir, "Missed a PM interrupt\n");
+ I915_WRITE(GEN6_PMIMR, pm_iir);
+ dev_priv->pm_iir |= pm_iir;
+ spin_unlock_irqrestore(&dev_priv->rps_lock, flags);
+ queue_work(dev_priv->wq, &dev_priv->rps_work);
+ }
/* should clear PCH hotplug event before clear CPU irq */
I915_WRITE(SDEIIR, pch_iir);
I915_WRITE(GTIIR, gt_iir);
I915_WRITE(DEIIR, de_iir);
+ I915_WRITE(GEN6_PMIIR, pm_iir);
done:
I915_WRITE(DEIER, de_ier);
@@ -676,7 +798,7 @@ static u32 capture_bo_list(struct drm_i915_error_buffer *err,
err->dirty = obj->dirty;
err->purgeable = obj->madv != I915_MADV_WILLNEED;
err->ring = obj->ring ? obj->ring->id : 0;
- err->agp_type = obj->agp_type == AGP_USER_CACHED_MEMORY;
+ err->cache_level = obj->cache_level;
if (++i == count)
break;
@@ -1103,9 +1225,6 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
atomic_inc(&dev_priv->irq_received);
- if (HAS_PCH_SPLIT(dev))
- return ironlake_irq_handler(dev);
-
iir = I915_READ(IIR);
if (INTEL_INFO(dev)->gen >= 4)
@@ -1344,10 +1463,7 @@ int i915_enable_vblank(struct drm_device *dev, int pipe)
return -EINVAL;
spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
- if (HAS_PCH_SPLIT(dev))
- ironlake_enable_display_irq(dev_priv, (pipe == 0) ?
- DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
- else if (INTEL_INFO(dev)->gen >= 4)
+ if (INTEL_INFO(dev)->gen >= 4)
i915_enable_pipestat(dev_priv, pipe,
PIPE_START_VBLANK_INTERRUPT_ENABLE);
else
@@ -1362,6 +1478,38 @@ int i915_enable_vblank(struct drm_device *dev, int pipe)
return 0;
}
+int ironlake_enable_vblank(struct drm_device *dev, int pipe)
+{
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ unsigned long irqflags;
+
+ if (!i915_pipe_enabled(dev, pipe))
+ return -EINVAL;
+
+ spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+ ironlake_enable_display_irq(dev_priv, (pipe == 0) ?
+ DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
+ spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+
+ return 0;
+}
+
+int ivybridge_enable_vblank(struct drm_device *dev, int pipe)
+{
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ unsigned long irqflags;
+
+ if (!i915_pipe_enabled(dev, pipe))
+ return -EINVAL;
+
+ spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+ ironlake_enable_display_irq(dev_priv, (pipe == 0) ?
+ DE_PIPEA_VBLANK_IVB : DE_PIPEB_VBLANK_IVB);
+ spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+
+ return 0;
+}
+
/* Called from drm generic code, passed 'crtc' which
* we use as a pipe index
*/
@@ -1375,13 +1523,31 @@ void i915_disable_vblank(struct drm_device *dev, int pipe)
I915_WRITE(INSTPM,
INSTPM_AGPBUSY_DIS << 16 | INSTPM_AGPBUSY_DIS);
- if (HAS_PCH_SPLIT(dev))
- ironlake_disable_display_irq(dev_priv, (pipe == 0) ?
- DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
- else
- i915_disable_pipestat(dev_priv, pipe,
- PIPE_VBLANK_INTERRUPT_ENABLE |
- PIPE_START_VBLANK_INTERRUPT_ENABLE);
+ i915_disable_pipestat(dev_priv, pipe,
+ PIPE_VBLANK_INTERRUPT_ENABLE |
+ PIPE_START_VBLANK_INTERRUPT_ENABLE);
+ spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+}
+
+void ironlake_disable_vblank(struct drm_device *dev, int pipe)
+{
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ unsigned long irqflags;
+
+ spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+ ironlake_disable_display_irq(dev_priv, (pipe == 0) ?
+ DE_PIPEA_VBLANK: DE_PIPEB_VBLANK);
+ spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
+}
+
+void ivybridge_disable_vblank(struct drm_device *dev, int pipe)
+{
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ unsigned long irqflags;
+
+ spin_lock_irqsave(&dev_priv->irq_lock, irqflags);
+ ironlake_disable_display_irq(dev_priv, (pipe == 0) ?
+ DE_PIPEA_VBLANK_IVB : DE_PIPEB_VBLANK_IVB);
spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
}
@@ -1562,10 +1728,17 @@ repeat:
/* drm_dma.h hooks
*/
-static void ironlake_irq_preinstall(struct drm_device *dev)
+void ironlake_irq_preinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ atomic_set(&dev_priv->irq_received, 0);
+
+ INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func);
+ INIT_WORK(&dev_priv->error_work, i915_error_work_func);
+ if (IS_GEN6(dev) || IS_IVYBRIDGE(dev))
+ INIT_WORK(&dev_priv->rps_work, gen6_pm_rps_work);
+
I915_WRITE(HWSTAM, 0xeffe);
/* XXX hotplug from PCH */
@@ -1585,7 +1758,7 @@ static void ironlake_irq_preinstall(struct drm_device *dev)
POSTING_READ(SDEIER);
}
-static int ironlake_irq_postinstall(struct drm_device *dev)
+int ironlake_irq_postinstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
/* enable kind of interrupts always enabled */
@@ -1594,6 +1767,13 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
u32 render_irqs;
u32 hotplug_mask;
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[RCS].irq_queue);
+ if (HAS_BSD(dev))
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[VCS].irq_queue);
+ if (HAS_BLT(dev))
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[BCS].irq_queue);
+
+ dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
dev_priv->irq_mask = ~display_mask;
/* should always can generate irq */
@@ -1650,6 +1830,56 @@ static int ironlake_irq_postinstall(struct drm_device *dev)
return 0;
}
+int ivybridge_irq_postinstall(struct drm_device *dev)
+{
+ drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+ /* enable kind of interrupts always enabled */
+ u32 display_mask = DE_MASTER_IRQ_CONTROL | DE_GSE_IVB |
+ DE_PCH_EVENT_IVB | DE_PLANEA_FLIP_DONE_IVB |
+ DE_PLANEB_FLIP_DONE_IVB;
+ u32 render_irqs;
+ u32 hotplug_mask;
+
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[RCS].irq_queue);
+ if (HAS_BSD(dev))
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[VCS].irq_queue);
+ if (HAS_BLT(dev))
+ DRM_INIT_WAITQUEUE(&dev_priv->ring[BCS].irq_queue);
+
+ dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
+ dev_priv->irq_mask = ~display_mask;
+
+ /* should always can generate irq */
+ I915_WRITE(DEIIR, I915_READ(DEIIR));
+ I915_WRITE(DEIMR, dev_priv->irq_mask);
+ I915_WRITE(DEIER, display_mask | DE_PIPEA_VBLANK_IVB |
+ DE_PIPEB_VBLANK_IVB);
+ POSTING_READ(DEIER);
+
+ dev_priv->gt_irq_mask = ~0;
+
+ I915_WRITE(GTIIR, I915_READ(GTIIR));
+ I915_WRITE(GTIMR, dev_priv->gt_irq_mask);
+
+ render_irqs = GT_USER_INTERRUPT | GT_GEN6_BSD_USER_INTERRUPT |
+ GT_BLT_USER_INTERRUPT;
+ I915_WRITE(GTIER, render_irqs);
+ POSTING_READ(GTIER);
+
+ hotplug_mask = (SDE_CRT_HOTPLUG_CPT |
+ SDE_PORTB_HOTPLUG_CPT |
+ SDE_PORTC_HOTPLUG_CPT |
+ SDE_PORTD_HOTPLUG_CPT);
+ dev_priv->pch_irq_mask = ~hotplug_mask;
+
+ I915_WRITE(SDEIIR, I915_READ(SDEIIR));
+ I915_WRITE(SDEIMR, dev_priv->pch_irq_mask);
+ I915_WRITE(SDEIER, hotplug_mask);
+ POSTING_READ(SDEIER);
+
+ return 0;
+}
+
void i915_driver_irq_preinstall(struct drm_device * dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@@ -1660,11 +1890,6 @@ void i915_driver_irq_preinstall(struct drm_device * dev)
INIT_WORK(&dev_priv->hotplug_work, i915_hotplug_work_func);
INIT_WORK(&dev_priv->error_work, i915_error_work_func);
- if (HAS_PCH_SPLIT(dev)) {
- ironlake_irq_preinstall(dev);
- return;
- }
-
if (I915_HAS_HOTPLUG(dev)) {
I915_WRITE(PORT_HOTPLUG_EN, 0);
I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT));
@@ -1688,17 +1913,8 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
u32 enable_mask = I915_INTERRUPT_ENABLE_FIX | I915_INTERRUPT_ENABLE_VAR;
u32 error_mask;
- DRM_INIT_WAITQUEUE(&dev_priv->ring[RCS].irq_queue);
- if (HAS_BSD(dev))
- DRM_INIT_WAITQUEUE(&dev_priv->ring[VCS].irq_queue);
- if (HAS_BLT(dev))
- DRM_INIT_WAITQUEUE(&dev_priv->ring[BCS].irq_queue);
-
dev_priv->vblank_pipe = DRM_I915_VBLANK_PIPE_A | DRM_I915_VBLANK_PIPE_B;
- if (HAS_PCH_SPLIT(dev))
- return ironlake_irq_postinstall(dev);
-
/* Unmask the interrupts that we always want on. */
dev_priv->irq_mask = ~I915_INTERRUPT_ENABLE_FIX;
@@ -1767,9 +1983,15 @@ int i915_driver_irq_postinstall(struct drm_device *dev)
return 0;
}
-static void ironlake_irq_uninstall(struct drm_device *dev)
+void ironlake_irq_uninstall(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+
+ if (!dev_priv)
+ return;
+
+ dev_priv->vblank_pipe = 0;
+
I915_WRITE(HWSTAM, 0xffffffff);
I915_WRITE(DEIMR, 0xffffffff);
@@ -1791,11 +2013,6 @@ void i915_driver_irq_uninstall(struct drm_device * dev)
dev_priv->vblank_pipe = 0;
- if (HAS_PCH_SPLIT(dev)) {
- ironlake_irq_uninstall(dev);
- return;
- }
-
if (I915_HAS_HOTPLUG(dev)) {
I915_WRITE(PORT_HOTPLUG_EN, 0);
I915_WRITE(PORT_HOTPLUG_STAT, I915_READ(PORT_HOTPLUG_STAT));
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index f39ac3a..2f967af 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -291,6 +291,9 @@
#define RING_MAX_IDLE(base) ((base)+0x54)
#define RING_HWS_PGA(base) ((base)+0x80)
#define RING_HWS_PGA_GEN6(base) ((base)+0x2080)
+#define RENDER_HWS_PGA_GEN7 (0x04080)
+#define BSD_HWS_PGA_GEN7 (0x04180)
+#define BLT_HWS_PGA_GEN7 (0x04280)
#define RING_ACTHD(base) ((base)+0x74)
#define RING_NOPID(base) ((base)+0x94)
#define RING_IMR(base) ((base)+0xa8)
@@ -2778,6 +2781,19 @@
#define DE_PIPEA_VSYNC (1 << 3)
#define DE_PIPEA_FIFO_UNDERRUN (1 << 0)
+/* More Ivybridge lolz */
+#define DE_ERR_DEBUG_IVB (1<<30)
+#define DE_GSE_IVB (1<<29)
+#define DE_PCH_EVENT_IVB (1<<28)
+#define DE_DP_A_HOTPLUG_IVB (1<<27)
+#define DE_AUX_CHANNEL_A_IVB (1<<26)
+#define DE_SPRITEB_FLIP_DONE_IVB (1<<9)
+#define DE_SPRITEA_FLIP_DONE_IVB (1<<4)
+#define DE_PLANEB_FLIP_DONE_IVB (1<<8)
+#define DE_PLANEA_FLIP_DONE_IVB (1<<3)
+#define DE_PIPEB_VBLANK_IVB (1<<5)
+#define DE_PIPEA_VBLANK_IVB (1<<0)
+
#define DEISR 0x44000
#define DEIMR 0x44004
#define DEIIR 0x44008
@@ -2809,6 +2825,7 @@
#define ILK_eDP_A_DISABLE (1<<24)
#define ILK_DESKTOP (1<<23)
#define ILK_DSPCLK_GATE 0x42020
+#define IVB_VRHUNIT_CLK_GATE (1<<28)
#define ILK_DPARB_CLK_GATE (1<<5)
#define ILK_DPFD_CLK_GATE (1<<7)
@@ -3057,6 +3074,9 @@
#define TRANS_6BPC (2<<5)
#define TRANS_12BPC (3<<5)
+#define SOUTH_CHICKEN2 0xc2004
+#define DPLS_EDP_PPS_FIX_DIS (1<<0)
+
#define _FDI_RXA_CHICKEN 0xc200c
#define _FDI_RXB_CHICKEN 0xc2010
#define FDI_RX_PHASE_SYNC_POINTER_OVR (1<<1)
@@ -3104,7 +3124,15 @@
#define FDI_TX_ENHANCE_FRAME_ENABLE (1<<18)
/* Ironlake: hardwired to 1 */
#define FDI_TX_PLL_ENABLE (1<<14)
+
+/* Ivybridge has different bits for lolz */
+#define FDI_LINK_TRAIN_PATTERN_1_IVB (0<<8)
+#define FDI_LINK_TRAIN_PATTERN_2_IVB (1<<8)
+#define FDI_LINK_TRAIN_PATTERN_IDLE_IVB (2<<8)
+#define FDI_LINK_TRAIN_NONE_IVB (3<<8)
+
/* both Tx and Rx */
+#define FDI_LINK_TRAIN_AUTO (1<<10)
#define FDI_SCRAMBLING_ENABLE (0<<7)
#define FDI_SCRAMBLING_DISABLE (1<<7)
@@ -3114,6 +3142,8 @@
#define FDI_RX_CTL(pipe) _PIPE(pipe, _FDI_RXA_CTL, _FDI_RXB_CTL)
#define FDI_RX_ENABLE (1<<31)
/* train, dp width same as FDI_TX */
+#define FDI_FS_ERRC_ENABLE (1<<27)
+#define FDI_FE_ERRC_ENABLE (1<<26)
#define FDI_DP_PORT_WIDTH_X8 (7<<19)
#define FDI_8BPC (0<<16)
#define FDI_10BPC (1<<16)
@@ -3386,7 +3416,7 @@
#define GEN6_PMINTRMSK 0xA168
#define GEN6_PMISR 0x44020
-#define GEN6_PMIMR 0x44024
+#define GEN6_PMIMR 0x44024 /* rps_lock */
#define GEN6_PMIIR 0x44028
#define GEN6_PMIER 0x4402C
#define GEN6_PM_MBOX_EVENT (1<<25)
@@ -3396,6 +3426,9 @@
#define GEN6_PM_RP_DOWN_THRESHOLD (1<<4)
#define GEN6_PM_RP_UP_EI_EXPIRED (1<<2)
#define GEN6_PM_RP_DOWN_EI_EXPIRED (1<<1)
+#define GEN6_PM_DEFERRED_EVENTS (GEN6_PM_RP_UP_THRESHOLD | \
+ GEN6_PM_RP_DOWN_THRESHOLD | \
+ GEN6_PM_RP_DOWN_TIMEOUT)
#define GEN6_PCODE_MAILBOX 0x138124
#define GEN6_PCODE_READY (1<<31)
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index da47415..60a94d2 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -863,8 +863,7 @@ int i915_restore_state(struct drm_device *dev)
I915_WRITE(IMR, dev_priv->saveIMR);
}
- /* Clock gating state */
- intel_enable_clock_gating(dev);
+ intel_init_clock_gating(dev);
if (IS_IRONLAKE_M(dev)) {
ironlake_enable_drps(dev);
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index fb5b4d4..927442a 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -214,9 +214,9 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv,
i915_lvds_downclock) {
dev_priv->lvds_downclock_avail = 1;
dev_priv->lvds_downclock = temp_downclock;
- DRM_DEBUG_KMS("LVDS downclock is found in VBT. ",
- "Normal Clock %dKHz, downclock %dKHz\n",
- temp_downclock, panel_fixed_mode->clock);
+ DRM_DEBUG_KMS("LVDS downclock is found in VBT. "
+ "Normal Clock %dKHz, downclock %dKHz\n",
+ temp_downclock, panel_fixed_mode->clock);
}
return;
}
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index d03fc05..e93f93c 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -305,13 +305,11 @@ static bool intel_crt_detect_ddc(struct drm_connector *connector)
}
static enum drm_connector_status
-intel_crt_load_detect(struct drm_crtc *crtc, struct intel_crt *crt)
+intel_crt_load_detect(struct intel_crt *crt)
{
- struct drm_encoder *encoder = &crt->base.base;
- struct drm_device *dev = encoder->dev;
+ struct drm_device *dev = crt->base.base.dev;
struct drm_i915_private *dev_priv = dev->dev_private;
- struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
- uint32_t pipe = intel_crtc->pipe;
+ uint32_t pipe = to_intel_crtc(crt->base.base.crtc)->pipe;
uint32_t save_bclrpat;
uint32_t save_vtotal;
uint32_t vtotal, vactive;
@@ -432,7 +430,6 @@ intel_crt_detect(struct drm_connector *connector, bool force)
struct drm_device *dev = connector->dev;
struct intel_crt *crt = intel_attached_crt(connector);
struct drm_crtc *crtc;
- int dpms_mode;
enum drm_connector_status status;
if (I915_HAS_HOTPLUG(dev)) {
@@ -454,17 +451,18 @@ intel_crt_detect(struct drm_connector *connector, bool force)
/* for pre-945g platforms use load detect */
crtc = crt->base.base.crtc;
if (crtc && crtc->enabled) {
- status = intel_crt_load_detect(crtc, crt);
+ status = intel_crt_load_detect(crt);
} else {
- crtc = intel_get_load_detect_pipe(&crt->base, connector,
- NULL, &dpms_mode);
- if (crtc) {
+ struct intel_load_detect_pipe tmp;
+
+ if (intel_get_load_detect_pipe(&crt->base, connector, NULL,
+ &tmp)) {
if (intel_crt_detect_ddc(connector))
status = connector_status_connected;
else
- status = intel_crt_load_detect(crtc, crt);
- intel_release_load_detect_pipe(&crt->base,
- connector, dpms_mode);
+ status = intel_crt_load_detect(crt);
+ intel_release_load_detect_pipe(&crt->base, connector,
+ &tmp);
} else
status = connector_status_unknown;
}
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 2166ee0..f553ddf 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -76,255 +76,6 @@ struct intel_limit {
int, int, intel_clock_t *);
};
-#define I8XX_DOT_MIN 25000
-#define I8XX_DOT_MAX 350000
-#define I8XX_VCO_MIN 930000
-#define I8XX_VCO_MAX 1400000
-#define I8XX_N_MIN 3
-#define I8XX_N_MAX 16
-#define I8XX_M_MIN 96
-#define I8XX_M_MAX 140
-#define I8XX_M1_MIN 18
-#define I8XX_M1_MAX 26
-#define I8XX_M2_MIN 6
-#define I8XX_M2_MAX 16
-#define I8XX_P_MIN 4
-#define I8XX_P_MAX 128
-#define I8XX_P1_MIN 2
-#define I8XX_P1_MAX 33
-#define I8XX_P1_LVDS_MIN 1
-#define I8XX_P1_LVDS_MAX 6
-#define I8XX_P2_SLOW 4
-#define I8XX_P2_FAST 2
-#define I8XX_P2_LVDS_SLOW 14
-#define I8XX_P2_LVDS_FAST 7
-#define I8XX_P2_SLOW_LIMIT 165000
-
-#define I9XX_DOT_MIN 20000
-#define I9XX_DOT_MAX 400000
-#define I9XX_VCO_MIN 1400000
-#define I9XX_VCO_MAX 2800000
-#define PINEVIEW_VCO_MIN 1700000
-#define PINEVIEW_VCO_MAX 3500000
-#define I9XX_N_MIN 1
-#define I9XX_N_MAX 6
-/* Pineview's Ncounter is a ring counter */
-#define PINEVIEW_N_MIN 3
-#define PINEVIEW_N_MAX 6
-#define I9XX_M_MIN 70
-#define I9XX_M_MAX 120
-#define PINEVIEW_M_MIN 2
-#define PINEVIEW_M_MAX 256
-#define I9XX_M1_MIN 10
-#define I9XX_M1_MAX 22
-#define I9XX_M2_MIN 5
-#define I9XX_M2_MAX 9
-/* Pineview M1 is reserved, and must be 0 */
-#define PINEVIEW_M1_MIN 0
-#define PINEVIEW_M1_MAX 0
-#define PINEVIEW_M2_MIN 0
-#define PINEVIEW_M2_MAX 254
-#define I9XX_P_SDVO_DAC_MIN 5
-#define I9XX_P_SDVO_DAC_MAX 80
-#define I9XX_P_LVDS_MIN 7
-#define I9XX_P_LVDS_MAX 98
-#define PINEVIEW_P_LVDS_MIN 7
-#define PINEVIEW_P_LVDS_MAX 112
-#define I9XX_P1_MIN 1
-#define I9XX_P1_MAX 8
-#define I9XX_P2_SDVO_DAC_SLOW 10
-#define I9XX_P2_SDVO_DAC_FAST 5
-#define I9XX_P2_SDVO_DAC_SLOW_LIMIT 200000
-#define I9XX_P2_LVDS_SLOW 14
-#define I9XX_P2_LVDS_FAST 7
-#define I9XX_P2_LVDS_SLOW_LIMIT 112000
-
-/*The parameter is for SDVO on G4x platform*/
-#define G4X_DOT_SDVO_MIN 25000
-#define G4X_DOT_SDVO_MAX 270000
-#define G4X_VCO_MIN 1750000
-#define G4X_VCO_MAX 3500000
-#define G4X_N_SDVO_MIN 1
-#define G4X_N_SDVO_MAX 4
-#define G4X_M_SDVO_MIN 104
-#define G4X_M_SDVO_MAX 138
-#define G4X_M1_SDVO_MIN 17
-#define G4X_M1_SDVO_MAX 23
-#define G4X_M2_SDVO_MIN 5
-#define G4X_M2_SDVO_MAX 11
-#define G4X_P_SDVO_MIN 10
-#define G4X_P_SDVO_MAX 30
-#define G4X_P1_SDVO_MIN 1
-#define G4X_P1_SDVO_MAX 3
-#define G4X_P2_SDVO_SLOW 10
-#define G4X_P2_SDVO_FAST 10
-#define G4X_P2_SDVO_LIMIT 270000
-
-/*The parameter is for HDMI_DAC on G4x platform*/
-#define G4X_DOT_HDMI_DAC_MIN 22000
-#define G4X_DOT_HDMI_DAC_MAX 400000
-#define G4X_N_HDMI_DAC_MIN 1
-#define G4X_N_HDMI_DAC_MAX 4
-#define G4X_M_HDMI_DAC_MIN 104
-#define G4X_M_HDMI_DAC_MAX 138
-#define G4X_M1_HDMI_DAC_MIN 16
-#define G4X_M1_HDMI_DAC_MAX 23
-#define G4X_M2_HDMI_DAC_MIN 5
-#define G4X_M2_HDMI_DAC_MAX 11
-#define G4X_P_HDMI_DAC_MIN 5
-#define G4X_P_HDMI_DAC_MAX 80
-#define G4X_P1_HDMI_DAC_MIN 1
-#define G4X_P1_HDMI_DAC_MAX 8
-#define G4X_P2_HDMI_DAC_SLOW 10
-#define G4X_P2_HDMI_DAC_FAST 5
-#define G4X_P2_HDMI_DAC_LIMIT 165000
-
-/*The parameter is for SINGLE_CHANNEL_LVDS on G4x platform*/
-#define G4X_DOT_SINGLE_CHANNEL_LVDS_MIN 20000
-#define G4X_DOT_SINGLE_CHANNEL_LVDS_MAX 115000
-#define G4X_N_SINGLE_CHANNEL_LVDS_MIN 1
-#define G4X_N_SINGLE_CHANNEL_LVDS_MAX 3
-#define G4X_M_SINGLE_CHANNEL_LVDS_MIN 104
-#define G4X_M_SINGLE_CHANNEL_LVDS_MAX 138
-#define G4X_M1_SINGLE_CHANNEL_LVDS_MIN 17
-#define G4X_M1_SINGLE_CHANNEL_LVDS_MAX 23
-#define G4X_M2_SINGLE_CHANNEL_LVDS_MIN 5
-#define G4X_M2_SINGLE_CHANNEL_LVDS_MAX 11
-#define G4X_P_SINGLE_CHANNEL_LVDS_MIN 28
-#define G4X_P_SINGLE_CHANNEL_LVDS_MAX 112
-#define G4X_P1_SINGLE_CHANNEL_LVDS_MIN 2
-#define G4X_P1_SINGLE_CHANNEL_LVDS_MAX 8
-#define G4X_P2_SINGLE_CHANNEL_LVDS_SLOW 14
-#define G4X_P2_SINGLE_CHANNEL_LVDS_FAST 14
-#define G4X_P2_SINGLE_CHANNEL_LVDS_LIMIT 0
-
-/*The parameter is for DUAL_CHANNEL_LVDS on G4x platform*/
-#define G4X_DOT_DUAL_CHANNEL_LVDS_MIN 80000
-#define G4X_DOT_DUAL_CHANNEL_LVDS_MAX 224000
-#define G4X_N_DUAL_CHANNEL_LVDS_MIN 1
-#define G4X_N_DUAL_CHANNEL_LVDS_MAX 3
-#define G4X_M_DUAL_CHANNEL_LVDS_MIN 104
-#define G4X_M_DUAL_CHANNEL_LVDS_MAX 138
-#define G4X_M1_DUAL_CHANNEL_LVDS_MIN 17
-#define G4X_M1_DUAL_CHANNEL_LVDS_MAX 23
-#define G4X_M2_DUAL_CHANNEL_LVDS_MIN 5
-#define G4X_M2_DUAL_CHANNEL_LVDS_MAX 11
-#define G4X_P_DUAL_CHANNEL_LVDS_MIN 14
-#define G4X_P_DUAL_CHANNEL_LVDS_MAX 42
-#define G4X_P1_DUAL_CHANNEL_LVDS_MIN 2
-#define G4X_P1_DUAL_CHANNEL_LVDS_MAX 6
-#define G4X_P2_DUAL_CHANNEL_LVDS_SLOW 7
-#define G4X_P2_DUAL_CHANNEL_LVDS_FAST 7
-#define G4X_P2_DUAL_CHANNEL_LVDS_LIMIT 0
-
-/*The parameter is for DISPLAY PORT on G4x platform*/
-#define G4X_DOT_DISPLAY_PORT_MIN 161670
-#define G4X_DOT_DISPLAY_PORT_MAX 227000
-#define G4X_N_DISPLAY_PORT_MIN 1
-#define G4X_N_DISPLAY_PORT_MAX 2
-#define G4X_M_DISPLAY_PORT_MIN 97
-#define G4X_M_DISPLAY_PORT_MAX 108
-#define G4X_M1_DISPLAY_PORT_MIN 0x10
-#define G4X_M1_DISPLAY_PORT_MAX 0x12
-#define G4X_M2_DISPLAY_PORT_MIN 0x05
-#define G4X_M2_DISPLAY_PORT_MAX 0x06
-#define G4X_P_DISPLAY_PORT_MIN 10
-#define G4X_P_DISPLAY_PORT_MAX 20
-#define G4X_P1_DISPLAY_PORT_MIN 1
-#define G4X_P1_DISPLAY_PORT_MAX 2
-#define G4X_P2_DISPLAY_PORT_SLOW 10
-#define G4X_P2_DISPLAY_PORT_FAST 10
-#define G4X_P2_DISPLAY_PORT_LIMIT 0
-
-/* Ironlake / Sandybridge */
-/* as we calculate clock using (register_value + 2) for
- N/M1/M2, so here the range value for them is (actual_value-2).
- */
-#define IRONLAKE_DOT_MIN 25000
-#define IRONLAKE_DOT_MAX 350000
-#define IRONLAKE_VCO_MIN 1760000
-#define IRONLAKE_VCO_MAX 3510000
-#define IRONLAKE_M1_MIN 12
-#define IRONLAKE_M1_MAX 22
-#define IRONLAKE_M2_MIN 5
-#define IRONLAKE_M2_MAX 9
-#define IRONLAKE_P2_DOT_LIMIT 225000 /* 225Mhz */
-
-/* We have parameter ranges for different type of outputs. */
-
-/* DAC & HDMI Refclk 120Mhz */
-#define IRONLAKE_DAC_N_MIN 1
-#define IRONLAKE_DAC_N_MAX 5
-#define IRONLAKE_DAC_M_MIN 79
-#define IRONLAKE_DAC_M_MAX 127
-#define IRONLAKE_DAC_P_MIN 5
-#define IRONLAKE_DAC_P_MAX 80
-#define IRONLAKE_DAC_P1_MIN 1
-#define IRONLAKE_DAC_P1_MAX 8
-#define IRONLAKE_DAC_P2_SLOW 10
-#define IRONLAKE_DAC_P2_FAST 5
-
-/* LVDS single-channel 120Mhz refclk */
-#define IRONLAKE_LVDS_S_N_MIN 1
-#define IRONLAKE_LVDS_S_N_MAX 3
-#define IRONLAKE_LVDS_S_M_MIN 79
-#define IRONLAKE_LVDS_S_M_MAX 118
-#define IRONLAKE_LVDS_S_P_MIN 28
-#define IRONLAKE_LVDS_S_P_MAX 112
-#define IRONLAKE_LVDS_S_P1_MIN 2
-#define IRONLAKE_LVDS_S_P1_MAX 8
-#define IRONLAKE_LVDS_S_P2_SLOW 14
-#define IRONLAKE_LVDS_S_P2_FAST 14
-
-/* LVDS dual-channel 120Mhz refclk */
-#define IRONLAKE_LVDS_D_N_MIN 1
-#define IRONLAKE_LVDS_D_N_MAX 3
-#define IRONLAKE_LVDS_D_M_MIN 79
-#define IRONLAKE_LVDS_D_M_MAX 127
-#define IRONLAKE_LVDS_D_P_MIN 14
-#define IRONLAKE_LVDS_D_P_MAX 56
-#define IRONLAKE_LVDS_D_P1_MIN 2
-#define IRONLAKE_LVDS_D_P1_MAX 8
-#define IRONLAKE_LVDS_D_P2_SLOW 7
-#define IRONLAKE_LVDS_D_P2_FAST 7
-
-/* LVDS single-channel 100Mhz refclk */
-#define IRONLAKE_LVDS_S_SSC_N_MIN 1
-#define IRONLAKE_LVDS_S_SSC_N_MAX 2
-#define IRONLAKE_LVDS_S_SSC_M_MIN 79
-#define IRONLAKE_LVDS_S_SSC_M_MAX 126
-#define IRONLAKE_LVDS_S_SSC_P_MIN 28
-#define IRONLAKE_LVDS_S_SSC_P_MAX 112
-#define IRONLAKE_LVDS_S_SSC_P1_MIN 2
-#define IRONLAKE_LVDS_S_SSC_P1_MAX 8
-#define IRONLAKE_LVDS_S_SSC_P2_SLOW 14
-#define IRONLAKE_LVDS_S_SSC_P2_FAST 14
-
-/* LVDS dual-channel 100Mhz refclk */
-#define IRONLAKE_LVDS_D_SSC_N_MIN 1
-#define IRONLAKE_LVDS_D_SSC_N_MAX 3
-#define IRONLAKE_LVDS_D_SSC_M_MIN 79
-#define IRONLAKE_LVDS_D_SSC_M_MAX 126
-#define IRONLAKE_LVDS_D_SSC_P_MIN 14
-#define IRONLAKE_LVDS_D_SSC_P_MAX 42
-#define IRONLAKE_LVDS_D_SSC_P1_MIN 2
-#define IRONLAKE_LVDS_D_SSC_P1_MAX 6
-#define IRONLAKE_LVDS_D_SSC_P2_SLOW 7
-#define IRONLAKE_LVDS_D_SSC_P2_FAST 7
-
-/* DisplayPort */
-#define IRONLAKE_DP_N_MIN 1
-#define IRONLAKE_DP_N_MAX 2
-#define IRONLAKE_DP_M_MIN 81
-#define IRONLAKE_DP_M_MAX 90
-#define IRONLAKE_DP_P_MIN 10
-#define IRONLAKE_DP_P_MAX 20
-#define IRONLAKE_DP_P2_FAST 10
-#define IRONLAKE_DP_P2_SLOW 10
-#define IRONLAKE_DP_P2_LIMIT 0
-#define IRONLAKE_DP_P1_MIN 1
-#define IRONLAKE_DP_P1_MAX 2
-
/* FDI */
#define IRONLAKE_FDI_FREQ 2700000 /* in kHz for mode->clock */
@@ -353,292 +104,253 @@ intel_fdi_link_freq(struct drm_device *dev)
}
static const intel_limit_t intel_limits_i8xx_dvo = {
- .dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX },
- .vco = { .min = I8XX_VCO_MIN, .max = I8XX_VCO_MAX },
- .n = { .min = I8XX_N_MIN, .max = I8XX_N_MAX },
- .m = { .min = I8XX_M_MIN, .max = I8XX_M_MAX },
- .m1 = { .min = I8XX_M1_MIN, .max = I8XX_M1_MAX },
- .m2 = { .min = I8XX_M2_MIN, .max = I8XX_M2_MAX },
- .p = { .min = I8XX_P_MIN, .max = I8XX_P_MAX },
- .p1 = { .min = I8XX_P1_MIN, .max = I8XX_P1_MAX },
- .p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT,
- .p2_slow = I8XX_P2_SLOW, .p2_fast = I8XX_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 930000, .max = 1400000 },
+ .n = { .min = 3, .max = 16 },
+ .m = { .min = 96, .max = 140 },
+ .m1 = { .min = 18, .max = 26 },
+ .m2 = { .min = 6, .max = 16 },
+ .p = { .min = 4, .max = 128 },
+ .p1 = { .min = 2, .max = 33 },
+ .p2 = { .dot_limit = 165000,
+ .p2_slow = 4, .p2_fast = 2 },
.find_pll = intel_find_best_PLL,
};
static const intel_limit_t intel_limits_i8xx_lvds = {
- .dot = { .min = I8XX_DOT_MIN, .max = I8XX_DOT_MAX },
- .vco = { .min = I8XX_VCO_MIN, .max = I8XX_VCO_MAX },
- .n = { .min = I8XX_N_MIN, .max = I8XX_N_MAX },
- .m = { .min = I8XX_M_MIN, .max = I8XX_M_MAX },
- .m1 = { .min = I8XX_M1_MIN, .max = I8XX_M1_MAX },
- .m2 = { .min = I8XX_M2_MIN, .max = I8XX_M2_MAX },
- .p = { .min = I8XX_P_MIN, .max = I8XX_P_MAX },
- .p1 = { .min = I8XX_P1_LVDS_MIN, .max = I8XX_P1_LVDS_MAX },
- .p2 = { .dot_limit = I8XX_P2_SLOW_LIMIT,
- .p2_slow = I8XX_P2_LVDS_SLOW, .p2_fast = I8XX_P2_LVDS_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 930000, .max = 1400000 },
+ .n = { .min = 3, .max = 16 },
+ .m = { .min = 96, .max = 140 },
+ .m1 = { .min = 18, .max = 26 },
+ .m2 = { .min = 6, .max = 16 },
+ .p = { .min = 4, .max = 128 },
+ .p1 = { .min = 1, .max = 6 },
+ .p2 = { .dot_limit = 165000,
+ .p2_slow = 14, .p2_fast = 7 },
.find_pll = intel_find_best_PLL,
};
-
+
static const intel_limit_t intel_limits_i9xx_sdvo = {
- .dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX },
- .vco = { .min = I9XX_VCO_MIN, .max = I9XX_VCO_MAX },
- .n = { .min = I9XX_N_MIN, .max = I9XX_N_MAX },
- .m = { .min = I9XX_M_MIN, .max = I9XX_M_MAX },
- .m1 = { .min = I9XX_M1_MIN, .max = I9XX_M1_MAX },
- .m2 = { .min = I9XX_M2_MIN, .max = I9XX_M2_MAX },
- .p = { .min = I9XX_P_SDVO_DAC_MIN, .max = I9XX_P_SDVO_DAC_MAX },
- .p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
- .p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
- .p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST },
+ .dot = { .min = 20000, .max = 400000 },
+ .vco = { .min = 1400000, .max = 2800000 },
+ .n = { .min = 1, .max = 6 },
+ .m = { .min = 70, .max = 120 },
+ .m1 = { .min = 10, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 5, .max = 80 },
+ .p1 = { .min = 1, .max = 8 },
+ .p2 = { .dot_limit = 200000,
+ .p2_slow = 10, .p2_fast = 5 },
.find_pll = intel_find_best_PLL,
};
static const intel_limit_t intel_limits_i9xx_lvds = {
- .dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX },
- .vco = { .min = I9XX_VCO_MIN, .max = I9XX_VCO_MAX },
- .n = { .min = I9XX_N_MIN, .max = I9XX_N_MAX },
- .m = { .min = I9XX_M_MIN, .max = I9XX_M_MAX },
- .m1 = { .min = I9XX_M1_MIN, .max = I9XX_M1_MAX },
- .m2 = { .min = I9XX_M2_MIN, .max = I9XX_M2_MAX },
- .p = { .min = I9XX_P_LVDS_MIN, .max = I9XX_P_LVDS_MAX },
- .p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
- /* The single-channel range is 25-112Mhz, and dual-channel
- * is 80-224Mhz. Prefer single channel as much as possible.
- */
- .p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
- .p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_FAST },
+ .dot = { .min = 20000, .max = 400000 },
+ .vco = { .min = 1400000, .max = 2800000 },
+ .n = { .min = 1, .max = 6 },
+ .m = { .min = 70, .max = 120 },
+ .m1 = { .min = 10, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 7, .max = 98 },
+ .p1 = { .min = 1, .max = 8 },
+ .p2 = { .dot_limit = 112000,
+ .p2_slow = 14, .p2_fast = 7 },
.find_pll = intel_find_best_PLL,
};
- /* below parameter and function is for G4X Chipset Family*/
+
static const intel_limit_t intel_limits_g4x_sdvo = {
- .dot = { .min = G4X_DOT_SDVO_MIN, .max = G4X_DOT_SDVO_MAX },
- .vco = { .min = G4X_VCO_MIN, .max = G4X_VCO_MAX},
- .n = { .min = G4X_N_SDVO_MIN, .max = G4X_N_SDVO_MAX },
- .m = { .min = G4X_M_SDVO_MIN, .max = G4X_M_SDVO_MAX },
- .m1 = { .min = G4X_M1_SDVO_MIN, .max = G4X_M1_SDVO_MAX },
- .m2 = { .min = G4X_M2_SDVO_MIN, .max = G4X_M2_SDVO_MAX },
- .p = { .min = G4X_P_SDVO_MIN, .max = G4X_P_SDVO_MAX },
- .p1 = { .min = G4X_P1_SDVO_MIN, .max = G4X_P1_SDVO_MAX},
- .p2 = { .dot_limit = G4X_P2_SDVO_LIMIT,
- .p2_slow = G4X_P2_SDVO_SLOW,
- .p2_fast = G4X_P2_SDVO_FAST
+ .dot = { .min = 25000, .max = 270000 },
+ .vco = { .min = 1750000, .max = 3500000},
+ .n = { .min = 1, .max = 4 },
+ .m = { .min = 104, .max = 138 },
+ .m1 = { .min = 17, .max = 23 },
+ .m2 = { .min = 5, .max = 11 },
+ .p = { .min = 10, .max = 30 },
+ .p1 = { .min = 1, .max = 3},
+ .p2 = { .dot_limit = 270000,
+ .p2_slow = 10,
+ .p2_fast = 10
},
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_hdmi = {
- .dot = { .min = G4X_DOT_HDMI_DAC_MIN, .max = G4X_DOT_HDMI_DAC_MAX },
- .vco = { .min = G4X_VCO_MIN, .max = G4X_VCO_MAX},
- .n = { .min = G4X_N_HDMI_DAC_MIN, .max = G4X_N_HDMI_DAC_MAX },
- .m = { .min = G4X_M_HDMI_DAC_MIN, .max = G4X_M_HDMI_DAC_MAX },
- .m1 = { .min = G4X_M1_HDMI_DAC_MIN, .max = G4X_M1_HDMI_DAC_MAX },
- .m2 = { .min = G4X_M2_HDMI_DAC_MIN, .max = G4X_M2_HDMI_DAC_MAX },
- .p = { .min = G4X_P_HDMI_DAC_MIN, .max = G4X_P_HDMI_DAC_MAX },
- .p1 = { .min = G4X_P1_HDMI_DAC_MIN, .max = G4X_P1_HDMI_DAC_MAX},
- .p2 = { .dot_limit = G4X_P2_HDMI_DAC_LIMIT,
- .p2_slow = G4X_P2_HDMI_DAC_SLOW,
- .p2_fast = G4X_P2_HDMI_DAC_FAST
- },
+ .dot = { .min = 22000, .max = 400000 },
+ .vco = { .min = 1750000, .max = 3500000},
+ .n = { .min = 1, .max = 4 },
+ .m = { .min = 104, .max = 138 },
+ .m1 = { .min = 16, .max = 23 },
+ .m2 = { .min = 5, .max = 11 },
+ .p = { .min = 5, .max = 80 },
+ .p1 = { .min = 1, .max = 8},
+ .p2 = { .dot_limit = 165000,
+ .p2_slow = 10, .p2_fast = 5 },
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_single_channel_lvds = {
- .dot = { .min = G4X_DOT_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_DOT_SINGLE_CHANNEL_LVDS_MAX },
- .vco = { .min = G4X_VCO_MIN,
- .max = G4X_VCO_MAX },
- .n = { .min = G4X_N_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_N_SINGLE_CHANNEL_LVDS_MAX },
- .m = { .min = G4X_M_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_M_SINGLE_CHANNEL_LVDS_MAX },
- .m1 = { .min = G4X_M1_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_M1_SINGLE_CHANNEL_LVDS_MAX },
- .m2 = { .min = G4X_M2_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_M2_SINGLE_CHANNEL_LVDS_MAX },
- .p = { .min = G4X_P_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_P_SINGLE_CHANNEL_LVDS_MAX },
- .p1 = { .min = G4X_P1_SINGLE_CHANNEL_LVDS_MIN,
- .max = G4X_P1_SINGLE_CHANNEL_LVDS_MAX },
- .p2 = { .dot_limit = G4X_P2_SINGLE_CHANNEL_LVDS_LIMIT,
- .p2_slow = G4X_P2_SINGLE_CHANNEL_LVDS_SLOW,
- .p2_fast = G4X_P2_SINGLE_CHANNEL_LVDS_FAST
+ .dot = { .min = 20000, .max = 115000 },
+ .vco = { .min = 1750000, .max = 3500000 },
+ .n = { .min = 1, .max = 3 },
+ .m = { .min = 104, .max = 138 },
+ .m1 = { .min = 17, .max = 23 },
+ .m2 = { .min = 5, .max = 11 },
+ .p = { .min = 28, .max = 112 },
+ .p1 = { .min = 2, .max = 8 },
+ .p2 = { .dot_limit = 0,
+ .p2_slow = 14, .p2_fast = 14
},
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_dual_channel_lvds = {
- .dot = { .min = G4X_DOT_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_DOT_DUAL_CHANNEL_LVDS_MAX },
- .vco = { .min = G4X_VCO_MIN,
- .max = G4X_VCO_MAX },
- .n = { .min = G4X_N_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_N_DUAL_CHANNEL_LVDS_MAX },
- .m = { .min = G4X_M_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_M_DUAL_CHANNEL_LVDS_MAX },
- .m1 = { .min = G4X_M1_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_M1_DUAL_CHANNEL_LVDS_MAX },
- .m2 = { .min = G4X_M2_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_M2_DUAL_CHANNEL_LVDS_MAX },
- .p = { .min = G4X_P_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_P_DUAL_CHANNEL_LVDS_MAX },
- .p1 = { .min = G4X_P1_DUAL_CHANNEL_LVDS_MIN,
- .max = G4X_P1_DUAL_CHANNEL_LVDS_MAX },
- .p2 = { .dot_limit = G4X_P2_DUAL_CHANNEL_LVDS_LIMIT,
- .p2_slow = G4X_P2_DUAL_CHANNEL_LVDS_SLOW,
- .p2_fast = G4X_P2_DUAL_CHANNEL_LVDS_FAST
+ .dot = { .min = 80000, .max = 224000 },
+ .vco = { .min = 1750000, .max = 3500000 },
+ .n = { .min = 1, .max = 3 },
+ .m = { .min = 104, .max = 138 },
+ .m1 = { .min = 17, .max = 23 },
+ .m2 = { .min = 5, .max = 11 },
+ .p = { .min = 14, .max = 42 },
+ .p1 = { .min = 2, .max = 6 },
+ .p2 = { .dot_limit = 0,
+ .p2_slow = 7, .p2_fast = 7
},
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_g4x_display_port = {
- .dot = { .min = G4X_DOT_DISPLAY_PORT_MIN,
- .max = G4X_DOT_DISPLAY_PORT_MAX },
- .vco = { .min = G4X_VCO_MIN,
- .max = G4X_VCO_MAX},
- .n = { .min = G4X_N_DISPLAY_PORT_MIN,
- .max = G4X_N_DISPLAY_PORT_MAX },
- .m = { .min = G4X_M_DISPLAY_PORT_MIN,
- .max = G4X_M_DISPLAY_PORT_MAX },
- .m1 = { .min = G4X_M1_DISPLAY_PORT_MIN,
- .max = G4X_M1_DISPLAY_PORT_MAX },
- .m2 = { .min = G4X_M2_DISPLAY_PORT_MIN,
- .max = G4X_M2_DISPLAY_PORT_MAX },
- .p = { .min = G4X_P_DISPLAY_PORT_MIN,
- .max = G4X_P_DISPLAY_PORT_MAX },
- .p1 = { .min = G4X_P1_DISPLAY_PORT_MIN,
- .max = G4X_P1_DISPLAY_PORT_MAX},
- .p2 = { .dot_limit = G4X_P2_DISPLAY_PORT_LIMIT,
- .p2_slow = G4X_P2_DISPLAY_PORT_SLOW,
- .p2_fast = G4X_P2_DISPLAY_PORT_FAST },
+ .dot = { .min = 161670, .max = 227000 },
+ .vco = { .min = 1750000, .max = 3500000},
+ .n = { .min = 1, .max = 2 },
+ .m = { .min = 97, .max = 108 },
+ .m1 = { .min = 0x10, .max = 0x12 },
+ .m2 = { .min = 0x05, .max = 0x06 },
+ .p = { .min = 10, .max = 20 },
+ .p1 = { .min = 1, .max = 2},
+ .p2 = { .dot_limit = 0,
+ .p2_slow = 10, .p2_fast = 10 },
.find_pll = intel_find_pll_g4x_dp,
};
static const intel_limit_t intel_limits_pineview_sdvo = {
- .dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX},
- .vco = { .min = PINEVIEW_VCO_MIN, .max = PINEVIEW_VCO_MAX },
- .n = { .min = PINEVIEW_N_MIN, .max = PINEVIEW_N_MAX },
- .m = { .min = PINEVIEW_M_MIN, .max = PINEVIEW_M_MAX },
- .m1 = { .min = PINEVIEW_M1_MIN, .max = PINEVIEW_M1_MAX },
- .m2 = { .min = PINEVIEW_M2_MIN, .max = PINEVIEW_M2_MAX },
- .p = { .min = I9XX_P_SDVO_DAC_MIN, .max = I9XX_P_SDVO_DAC_MAX },
- .p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
- .p2 = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
- .p2_slow = I9XX_P2_SDVO_DAC_SLOW, .p2_fast = I9XX_P2_SDVO_DAC_FAST },
+ .dot = { .min = 20000, .max = 400000},
+ .vco = { .min = 1700000, .max = 3500000 },
+ /* Pineview's Ncounter is a ring counter */
+ .n = { .min = 3, .max = 6 },
+ .m = { .min = 2, .max = 256 },
+ /* Pineview only has one combined m divider, which we treat as m2. */
+ .m1 = { .min = 0, .max = 0 },
+ .m2 = { .min = 0, .max = 254 },
+ .p = { .min = 5, .max = 80 },
+ .p1 = { .min = 1, .max = 8 },
+ .p2 = { .dot_limit = 200000,
+ .p2_slow = 10, .p2_fast = 5 },
.find_pll = intel_find_best_PLL,
};
static const intel_limit_t intel_limits_pineview_lvds = {
- .dot = { .min = I9XX_DOT_MIN, .max = I9XX_DOT_MAX },
- .vco = { .min = PINEVIEW_VCO_MIN, .max = PINEVIEW_VCO_MAX },
- .n = { .min = PINEVIEW_N_MIN, .max = PINEVIEW_N_MAX },
- .m = { .min = PINEVIEW_M_MIN, .max = PINEVIEW_M_MAX },
- .m1 = { .min = PINEVIEW_M1_MIN, .max = PINEVIEW_M1_MAX },
- .m2 = { .min = PINEVIEW_M2_MIN, .max = PINEVIEW_M2_MAX },
- .p = { .min = PINEVIEW_P_LVDS_MIN, .max = PINEVIEW_P_LVDS_MAX },
- .p1 = { .min = I9XX_P1_MIN, .max = I9XX_P1_MAX },
- /* Pineview only supports single-channel mode. */
- .p2 = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
- .p2_slow = I9XX_P2_LVDS_SLOW, .p2_fast = I9XX_P2_LVDS_SLOW },
+ .dot = { .min = 20000, .max = 400000 },
+ .vco = { .min = 1700000, .max = 3500000 },
+ .n = { .min = 3, .max = 6 },
+ .m = { .min = 2, .max = 256 },
+ .m1 = { .min = 0, .max = 0 },
+ .m2 = { .min = 0, .max = 254 },
+ .p = { .min = 7, .max = 112 },
+ .p1 = { .min = 1, .max = 8 },
+ .p2 = { .dot_limit = 112000,
+ .p2_slow = 14, .p2_fast = 14 },
.find_pll = intel_find_best_PLL,
};
+/* Ironlake / Sandybridge
+ *
+ * We calculate clock using (register_value + 2) for N/M1/M2, so here
+ * the range value for them is (actual_value - 2).
+ */
static const intel_limit_t intel_limits_ironlake_dac = {
- .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
- .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
- .n = { .min = IRONLAKE_DAC_N_MIN, .max = IRONLAKE_DAC_N_MAX },
- .m = { .min = IRONLAKE_DAC_M_MIN, .max = IRONLAKE_DAC_M_MAX },
- .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
- .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
- .p = { .min = IRONLAKE_DAC_P_MIN, .max = IRONLAKE_DAC_P_MAX },
- .p1 = { .min = IRONLAKE_DAC_P1_MIN, .max = IRONLAKE_DAC_P1_MAX },
- .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
- .p2_slow = IRONLAKE_DAC_P2_SLOW,
- .p2_fast = IRONLAKE_DAC_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 1760000, .max = 3510000 },
+ .n = { .min = 1, .max = 5 },
+ .m = { .min = 79, .max = 127 },
+ .m1 = { .min = 12, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 5, .max = 80 },
+ .p1 = { .min = 1, .max = 8 },
+ .p2 = { .dot_limit = 225000,
+ .p2_slow = 10, .p2_fast = 5 },
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_ironlake_single_lvds = {
- .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
- .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
- .n = { .min = IRONLAKE_LVDS_S_N_MIN, .max = IRONLAKE_LVDS_S_N_MAX },
- .m = { .min = IRONLAKE_LVDS_S_M_MIN, .max = IRONLAKE_LVDS_S_M_MAX },
- .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
- .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
- .p = { .min = IRONLAKE_LVDS_S_P_MIN, .max = IRONLAKE_LVDS_S_P_MAX },
- .p1 = { .min = IRONLAKE_LVDS_S_P1_MIN, .max = IRONLAKE_LVDS_S_P1_MAX },
- .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
- .p2_slow = IRONLAKE_LVDS_S_P2_SLOW,
- .p2_fast = IRONLAKE_LVDS_S_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 1760000, .max = 3510000 },
+ .n = { .min = 1, .max = 3 },
+ .m = { .min = 79, .max = 118 },
+ .m1 = { .min = 12, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 28, .max = 112 },
+ .p1 = { .min = 2, .max = 8 },
+ .p2 = { .dot_limit = 225000,
+ .p2_slow = 14, .p2_fast = 14 },
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_ironlake_dual_lvds = {
- .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
- .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
- .n = { .min = IRONLAKE_LVDS_D_N_MIN, .max = IRONLAKE_LVDS_D_N_MAX },
- .m = { .min = IRONLAKE_LVDS_D_M_MIN, .max = IRONLAKE_LVDS_D_M_MAX },
- .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
- .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
- .p = { .min = IRONLAKE_LVDS_D_P_MIN, .max = IRONLAKE_LVDS_D_P_MAX },
- .p1 = { .min = IRONLAKE_LVDS_D_P1_MIN, .max = IRONLAKE_LVDS_D_P1_MAX },
- .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
- .p2_slow = IRONLAKE_LVDS_D_P2_SLOW,
- .p2_fast = IRONLAKE_LVDS_D_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 1760000, .max = 3510000 },
+ .n = { .min = 1, .max = 3 },
+ .m = { .min = 79, .max = 127 },
+ .m1 = { .min = 12, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 14, .max = 56 },
+ .p1 = { .min = 2, .max = 8 },
+ .p2 = { .dot_limit = 225000,
+ .p2_slow = 7, .p2_fast = 7 },
.find_pll = intel_g4x_find_best_PLL,
};
+/* LVDS 100mhz refclk limits. */
static const intel_limit_t intel_limits_ironlake_single_lvds_100m = {
- .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
- .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
- .n = { .min = IRONLAKE_LVDS_S_SSC_N_MIN, .max = IRONLAKE_LVDS_S_SSC_N_MAX },
- .m = { .min = IRONLAKE_LVDS_S_SSC_M_MIN, .max = IRONLAKE_LVDS_S_SSC_M_MAX },
- .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
- .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
- .p = { .min = IRONLAKE_LVDS_S_SSC_P_MIN, .max = IRONLAKE_LVDS_S_SSC_P_MAX },
- .p1 = { .min = IRONLAKE_LVDS_S_SSC_P1_MIN,.max = IRONLAKE_LVDS_S_SSC_P1_MAX },
- .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
- .p2_slow = IRONLAKE_LVDS_S_SSC_P2_SLOW,
- .p2_fast = IRONLAKE_LVDS_S_SSC_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 1760000, .max = 3510000 },
+ .n = { .min = 1, .max = 2 },
+ .m = { .min = 79, .max = 126 },
+ .m1 = { .min = 12, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 28, .max = 112 },
+ .p1 = { .min = 2,.max = 8 },
+ .p2 = { .dot_limit = 225000,
+ .p2_slow = 14, .p2_fast = 14 },
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_ironlake_dual_lvds_100m = {
- .dot = { .min = IRONLAKE_DOT_MIN, .max = IRONLAKE_DOT_MAX },
- .vco = { .min = IRONLAKE_VCO_MIN, .max = IRONLAKE_VCO_MAX },
- .n = { .min = IRONLAKE_LVDS_D_SSC_N_MIN, .max = IRONLAKE_LVDS_D_SSC_N_MAX },
- .m = { .min = IRONLAKE_LVDS_D_SSC_M_MIN, .max = IRONLAKE_LVDS_D_SSC_M_MAX },
- .m1 = { .min = IRONLAKE_M1_MIN, .max = IRONLAKE_M1_MAX },
- .m2 = { .min = IRONLAKE_M2_MIN, .max = IRONLAKE_M2_MAX },
- .p = { .min = IRONLAKE_LVDS_D_SSC_P_MIN, .max = IRONLAKE_LVDS_D_SSC_P_MAX },
- .p1 = { .min = IRONLAKE_LVDS_D_SSC_P1_MIN,.max = IRONLAKE_LVDS_D_SSC_P1_MAX },
- .p2 = { .dot_limit = IRONLAKE_P2_DOT_LIMIT,
- .p2_slow = IRONLAKE_LVDS_D_SSC_P2_SLOW,
- .p2_fast = IRONLAKE_LVDS_D_SSC_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 1760000, .max = 3510000 },
+ .n = { .min = 1, .max = 3 },
+ .m = { .min = 79, .max = 126 },
+ .m1 = { .min = 12, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 14, .max = 42 },
+ .p1 = { .min = 2,.max = 6 },
+ .p2 = { .dot_limit = 225000,
+ .p2_slow = 7, .p2_fast = 7 },
.find_pll = intel_g4x_find_best_PLL,
};
static const intel_limit_t intel_limits_ironlake_display_port = {
- .dot = { .min = IRONLAKE_DOT_MIN,
- .max = IRONLAKE_DOT_MAX },
- .vco = { .min = IRONLAKE_VCO_MIN,
- .max = IRONLAKE_VCO_MAX},
- .n = { .min = IRONLAKE_DP_N_MIN,
- .max = IRONLAKE_DP_N_MAX },
- .m = { .min = IRONLAKE_DP_M_MIN,
- .max = IRONLAKE_DP_M_MAX },
- .m1 = { .min = IRONLAKE_M1_MIN,
- .max = IRONLAKE_M1_MAX },
- .m2 = { .min = IRONLAKE_M2_MIN,
- .max = IRONLAKE_M2_MAX },
- .p = { .min = IRONLAKE_DP_P_MIN,
- .max = IRONLAKE_DP_P_MAX },
- .p1 = { .min = IRONLAKE_DP_P1_MIN,
- .max = IRONLAKE_DP_P1_MAX},
- .p2 = { .dot_limit = IRONLAKE_DP_P2_LIMIT,
- .p2_slow = IRONLAKE_DP_P2_SLOW,
- .p2_fast = IRONLAKE_DP_P2_FAST },
+ .dot = { .min = 25000, .max = 350000 },
+ .vco = { .min = 1760000, .max = 3510000},
+ .n = { .min = 1, .max = 2 },
+ .m = { .min = 81, .max = 90 },
+ .m1 = { .min = 12, .max = 22 },
+ .m2 = { .min = 5, .max = 9 },
+ .p = { .min = 10, .max = 20 },
+ .p1 = { .min = 1, .max = 2},
+ .p2 = { .dot_limit = 0,
+ .p2_slow = 10, .p2_fast = 10 },
.find_pll = intel_find_pll_ironlake_dp,
};
@@ -1828,7 +1540,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
u32 blt_ecoskpd;
/* Make sure blitter notifies FBC of writes */
- __gen6_gt_force_wake_get(dev_priv);
+ gen6_gt_force_wake_get(dev_priv);
blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD);
blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY <<
GEN6_BLITTER_LOCK_SHIFT;
@@ -1839,7 +1551,7 @@ static void sandybridge_blit_fbc_update(struct drm_device *dev)
GEN6_BLITTER_LOCK_SHIFT);
I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
POSTING_READ(GEN6_BLITTER_ECOSKPD);
- __gen6_gt_force_wake_put(dev_priv);
+ gen6_gt_force_wake_put(dev_priv);
}
static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
@@ -2019,6 +1731,11 @@ static void intel_update_fbc(struct drm_device *dev)
intel_fb = to_intel_framebuffer(fb);
obj = intel_fb->obj;
+ if (!i915_enable_fbc) {
+ DRM_DEBUG_KMS("fbc disabled per module param (default off)\n");
+ dev_priv->no_fbc_reason = FBC_MODULE_PARAM;
+ goto out_disable;
+ }
if (intel_fb->obj->base.size > dev_priv->cfb_size) {
DRM_DEBUG_KMS("framebuffer too large, disabling "
"compression\n");
@@ -2339,8 +2056,13 @@ static void intel_fdi_normal_train(struct drm_crtc *crtc)
/* enable normal train */
reg = FDI_TX_CTL(pipe);
temp = I915_READ(reg);
- temp &= ~FDI_LINK_TRAIN_NONE;
- temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE;
+ if (IS_IVYBRIDGE(dev)) {
+ temp &= ~FDI_LINK_TRAIN_NONE_IVB;
+ temp |= FDI_LINK_TRAIN_NONE_IVB | FDI_TX_ENHANCE_FRAME_ENABLE;
+ } else {
+ temp &= ~FDI_LINK_TRAIN_NONE;
+ temp |= FDI_LINK_TRAIN_NONE | FDI_TX_ENHANCE_FRAME_ENABLE;
+ }
I915_WRITE(reg, temp);
reg = FDI_RX_CTL(pipe);
@@ -2357,6 +2079,11 @@ static void intel_fdi_normal_train(struct drm_crtc *crtc)
/* wait one idle pattern time */
POSTING_READ(reg);
udelay(1000);
+
+ /* IVB wants error correction enabled */
+ if (IS_IVYBRIDGE(dev))
+ I915_WRITE(reg, I915_READ(reg) | FDI_FS_ERRC_ENABLE |
+ FDI_FE_ERRC_ENABLE);
}
/* The FDI link training functions for ILK/Ibexpeak. */
@@ -2584,7 +2311,116 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc)
DRM_DEBUG_KMS("FDI train done.\n");
}
-static void ironlake_fdi_enable(struct drm_crtc *crtc)
+/* Manual link training for Ivy Bridge A0 parts */
+static void ivb_manual_fdi_link_train(struct drm_crtc *crtc)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ int pipe = intel_crtc->pipe;
+ u32 reg, temp, i;
+
+ /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit
+ for train result */
+ reg = FDI_RX_IMR(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_RX_SYMBOL_LOCK;
+ temp &= ~FDI_RX_BIT_LOCK;
+ I915_WRITE(reg, temp);
+
+ POSTING_READ(reg);
+ udelay(150);
+
+ /* enable CPU FDI TX and PCH FDI RX */
+ reg = FDI_TX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~(7 << 19);
+ temp |= (intel_crtc->fdi_lanes - 1) << 19;
+ temp &= ~(FDI_LINK_TRAIN_AUTO | FDI_LINK_TRAIN_NONE_IVB);
+ temp |= FDI_LINK_TRAIN_PATTERN_1_IVB;
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B;
+ I915_WRITE(reg, temp | FDI_TX_ENABLE);
+
+ reg = FDI_RX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_LINK_TRAIN_AUTO;
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_PATTERN_1_CPT;
+ I915_WRITE(reg, temp | FDI_RX_ENABLE);
+
+ POSTING_READ(reg);
+ udelay(150);
+
+ for (i = 0; i < 4; i++ ) {
+ reg = FDI_TX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ temp |= snb_b_fdi_train_param[i];
+ I915_WRITE(reg, temp);
+
+ POSTING_READ(reg);
+ udelay(500);
+
+ reg = FDI_RX_IIR(pipe);
+ temp = I915_READ(reg);
+ DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
+
+ if (temp & FDI_RX_BIT_LOCK ||
+ (I915_READ(reg) & FDI_RX_BIT_LOCK)) {
+ I915_WRITE(reg, temp | FDI_RX_BIT_LOCK);
+ DRM_DEBUG_KMS("FDI train 1 done.\n");
+ break;
+ }
+ }
+ if (i == 4)
+ DRM_ERROR("FDI train 1 fail!\n");
+
+ /* Train 2 */
+ reg = FDI_TX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_LINK_TRAIN_NONE_IVB;
+ temp |= FDI_LINK_TRAIN_PATTERN_2_IVB;
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ temp |= FDI_LINK_TRAIN_400MV_0DB_SNB_B;
+ I915_WRITE(reg, temp);
+
+ reg = FDI_RX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_LINK_TRAIN_PATTERN_MASK_CPT;
+ temp |= FDI_LINK_TRAIN_PATTERN_2_CPT;
+ I915_WRITE(reg, temp);
+
+ POSTING_READ(reg);
+ udelay(150);
+
+ for (i = 0; i < 4; i++ ) {
+ reg = FDI_TX_CTL(pipe);
+ temp = I915_READ(reg);
+ temp &= ~FDI_LINK_TRAIN_VOL_EMP_MASK;
+ temp |= snb_b_fdi_train_param[i];
+ I915_WRITE(reg, temp);
+
+ POSTING_READ(reg);
+ udelay(500);
+
+ reg = FDI_RX_IIR(pipe);
+ temp = I915_READ(reg);
+ DRM_DEBUG_KMS("FDI_RX_IIR 0x%x\n", temp);
+
+ if (temp & FDI_RX_SYMBOL_LOCK) {
+ I915_WRITE(reg, temp | FDI_RX_SYMBOL_LOCK);
+ DRM_DEBUG_KMS("FDI train 2 done.\n");
+ break;
+ }
+ }
+ if (i == 4)
+ DRM_ERROR("FDI train 2 fail!\n");
+
+ DRM_DEBUG_KMS("FDI train done.\n");
+}
+
+static void ironlake_fdi_pll_enable(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
@@ -2757,10 +2593,7 @@ static void ironlake_pch_enable(struct drm_crtc *crtc)
u32 reg, temp;
/* For PCH output, training FDI link */
- if (IS_GEN6(dev))
- gen6_fdi_link_train(crtc);
- else
- ironlake_fdi_link_train(crtc);
+ dev_priv->display.fdi_link_train(crtc);
intel_enable_pch_pll(dev_priv, pipe);
@@ -2850,7 +2683,7 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
is_pch_port = intel_crtc_driving_pch(crtc);
if (is_pch_port)
- ironlake_fdi_enable(crtc);
+ ironlake_fdi_pll_enable(crtc);
else
ironlake_fdi_disable(crtc);
@@ -2873,7 +2706,11 @@ static void ironlake_crtc_enable(struct drm_crtc *crtc)
ironlake_pch_enable(crtc);
intel_crtc_load_lut(crtc);
+
+ mutex_lock(&dev->struct_mutex);
intel_update_fbc(dev);
+ mutex_unlock(&dev->struct_mutex);
+
intel_crtc_update_cursor(crtc, true);
}
@@ -2969,8 +2806,11 @@ static void ironlake_crtc_disable(struct drm_crtc *crtc)
intel_crtc->active = false;
intel_update_watermarks(dev);
+
+ mutex_lock(&dev->struct_mutex);
intel_update_fbc(dev);
intel_clear_scanline_wait(dev);
+ mutex_unlock(&dev->struct_mutex);
}
static void ironlake_crtc_dpms(struct drm_crtc *crtc, int mode)
@@ -3497,11 +3337,11 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
1000;
entries_required = DIV_ROUND_UP(entries_required, wm->cacheline_size);
- DRM_DEBUG_KMS("FIFO entries required for mode: %d\n", entries_required);
+ DRM_DEBUG_KMS("FIFO entries required for mode: %ld\n", entries_required);
wm_size = fifo_size - (entries_required + wm->guard_size);
- DRM_DEBUG_KMS("FIFO watermark level: %d\n", wm_size);
+ DRM_DEBUG_KMS("FIFO watermark level: %ld\n", wm_size);
/* Don't promote wm_size to unsigned... */
if (wm_size > (long)wm->max_wm)
@@ -3823,13 +3663,13 @@ static bool g4x_check_srwm(struct drm_device *dev,
display_wm, cursor_wm);
if (display_wm > display->max_wm) {
- DRM_DEBUG_KMS("display watermark is too large(%d), disabling\n",
+ DRM_DEBUG_KMS("display watermark is too large(%d/%ld), disabling\n",
display_wm, display->max_wm);
return false;
}
if (cursor_wm > cursor->max_wm) {
- DRM_DEBUG_KMS("cursor watermark is too large(%d), disabling\n",
+ DRM_DEBUG_KMS("cursor watermark is too large(%d/%ld), disabling\n",
cursor_wm, cursor->max_wm);
return false;
}
@@ -4516,34 +4356,28 @@ static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv)
return dev_priv->lvds_use_ssc && i915_panel_use_ssc;
}
-static int intel_crtc_mode_set(struct drm_crtc *crtc,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode,
- int x, int y,
- struct drm_framebuffer *old_fb)
+static int i9xx_crtc_mode_set(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode,
+ int x, int y,
+ struct drm_framebuffer *old_fb)
{
struct drm_device *dev = crtc->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
int pipe = intel_crtc->pipe;
int plane = intel_crtc->plane;
- u32 fp_reg, dpll_reg;
int refclk, num_connectors = 0;
intel_clock_t clock, reduced_clock;
u32 dpll, fp = 0, fp2 = 0, dspcntr, pipeconf;
bool ok, has_reduced_clock = false, is_sdvo = false, is_dvo = false;
bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
- struct intel_encoder *has_edp_encoder = NULL;
struct drm_mode_config *mode_config = &dev->mode_config;
struct intel_encoder *encoder;
const intel_limit_t *limit;
int ret;
- struct fdi_m_n m_n = {0};
- u32 reg, temp;
+ u32 temp;
u32 lvds_sync = 0;
- int target_clock;
-
- drm_vblank_pre_modeset(dev, pipe);
list_for_each_entry(encoder, &mode_config->encoder_list, base.head) {
if (encoder->base.crtc != crtc)
@@ -4571,9 +4405,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
case INTEL_OUTPUT_DISPLAYPORT:
is_dp = true;
break;
- case INTEL_OUTPUT_EDP:
- has_edp_encoder = encoder;
- break;
}
num_connectors++;
@@ -4585,9 +4416,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
refclk / 1000);
} else if (!IS_GEN2(dev)) {
refclk = 96000;
- if (HAS_PCH_SPLIT(dev) &&
- (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)))
- refclk = 120000; /* 120Mhz refclk */
} else {
refclk = 48000;
}
@@ -4601,7 +4429,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
ok = limit->find_pll(limit, crtc, adjusted_mode->clock, refclk, &clock);
if (!ok) {
DRM_ERROR("Couldn't find PLL settings for mode!\n");
- drm_vblank_post_modeset(dev, pipe);
return -EINVAL;
}
@@ -4645,143 +4472,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
}
}
- /* FDI link */
- if (HAS_PCH_SPLIT(dev)) {
- int pixel_multiplier = intel_mode_get_pixel_multiplier(adjusted_mode);
- int lane = 0, link_bw, bpp;
- /* CPU eDP doesn't require FDI link, so just set DP M/N
- according to current link config */
- if (has_edp_encoder && !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
- target_clock = mode->clock;
- intel_edp_link_config(has_edp_encoder,
- &lane, &link_bw);
- } else {
- /* [e]DP over FDI requires target mode clock
- instead of link clock */
- if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
- target_clock = mode->clock;
- else
- target_clock = adjusted_mode->clock;
-
- /* FDI is a binary signal running at ~2.7GHz, encoding
- * each output octet as 10 bits. The actual frequency
- * is stored as a divider into a 100MHz clock, and the
- * mode pixel clock is stored in units of 1KHz.
- * Hence the bw of each lane in terms of the mode signal
- * is:
- */
- link_bw = intel_fdi_link_freq(dev) * MHz(100)/KHz(1)/10;
- }
-
- /* determine panel color depth */
- temp = I915_READ(PIPECONF(pipe));
- temp &= ~PIPE_BPC_MASK;
- if (is_lvds) {
- /* the BPC will be 6 if it is 18-bit LVDS panel */
- if ((I915_READ(PCH_LVDS) & LVDS_A3_POWER_MASK) == LVDS_A3_POWER_UP)
- temp |= PIPE_8BPC;
- else
- temp |= PIPE_6BPC;
- } else if (has_edp_encoder) {
- switch (dev_priv->edp.bpp/3) {
- case 8:
- temp |= PIPE_8BPC;
- break;
- case 10:
- temp |= PIPE_10BPC;
- break;
- case 6:
- temp |= PIPE_6BPC;
- break;
- case 12:
- temp |= PIPE_12BPC;
- break;
- }
- } else
- temp |= PIPE_8BPC;
- I915_WRITE(PIPECONF(pipe), temp);
-
- switch (temp & PIPE_BPC_MASK) {
- case PIPE_8BPC:
- bpp = 24;
- break;
- case PIPE_10BPC:
- bpp = 30;
- break;
- case PIPE_6BPC:
- bpp = 18;
- break;
- case PIPE_12BPC:
- bpp = 36;
- break;
- default:
- DRM_ERROR("unknown pipe bpc value\n");
- bpp = 24;
- }
-
- if (!lane) {
- /*
- * Account for spread spectrum to avoid
- * oversubscribing the link. Max center spread
- * is 2.5%; use 5% for safety's sake.
- */
- u32 bps = target_clock * bpp * 21 / 20;
- lane = bps / (link_bw * 8) + 1;
- }
-
- intel_crtc->fdi_lanes = lane;
-
- if (pixel_multiplier > 1)
- link_bw *= pixel_multiplier;
- ironlake_compute_m_n(bpp, lane, target_clock, link_bw, &m_n);
- }
-
- /* Ironlake: try to setup display ref clock before DPLL
- * enabling. This is only under driver's control after
- * PCH B stepping, previous chipset stepping should be
- * ignoring this setting.
- */
- if (HAS_PCH_SPLIT(dev)) {
- temp = I915_READ(PCH_DREF_CONTROL);
- /* Always enable nonspread source */
- temp &= ~DREF_NONSPREAD_SOURCE_MASK;
- temp |= DREF_NONSPREAD_SOURCE_ENABLE;
- temp &= ~DREF_SSC_SOURCE_MASK;
- temp |= DREF_SSC_SOURCE_ENABLE;
- I915_WRITE(PCH_DREF_CONTROL, temp);
-
- POSTING_READ(PCH_DREF_CONTROL);
- udelay(200);
-
- if (has_edp_encoder) {
- if (intel_panel_use_ssc(dev_priv)) {
- temp |= DREF_SSC1_ENABLE;
- I915_WRITE(PCH_DREF_CONTROL, temp);
-
- POSTING_READ(PCH_DREF_CONTROL);
- udelay(200);
- }
- temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
-
- /* Enable CPU source on CPU attached eDP */
- if (!intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
- if (intel_panel_use_ssc(dev_priv))
- temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
- else
- temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
- } else {
- /* Enable SSC on PCH eDP if needed */
- if (intel_panel_use_ssc(dev_priv)) {
- DRM_ERROR("enabling SSC on PCH\n");
- temp |= DREF_SUPERSPREAD_SOURCE_ENABLE;
- }
- }
- I915_WRITE(PCH_DREF_CONTROL, temp);
- POSTING_READ(PCH_DREF_CONTROL);
- udelay(200);
- }
- }
-
if (IS_PINEVIEW(dev)) {
fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2;
if (has_reduced_clock)
@@ -4794,25 +4484,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
reduced_clock.m2;
}
- /* Enable autotuning of the PLL clock (if permissible) */
- if (HAS_PCH_SPLIT(dev)) {
- int factor = 21;
-
- if (is_lvds) {
- if ((intel_panel_use_ssc(dev_priv) &&
- dev_priv->lvds_ssc_freq == 100) ||
- (I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
- factor = 25;
- } else if (is_sdvo && is_tv)
- factor = 20;
-
- if (clock.m1 < factor * clock.n)
- fp |= FP_CB_TUNE;
- }
-
- dpll = 0;
- if (!HAS_PCH_SPLIT(dev))
- dpll = DPLL_VGA_MODE_DIS;
+ dpll = DPLL_VGA_MODE_DIS;
if (!IS_GEN2(dev)) {
if (is_lvds)
@@ -4824,12 +4496,10 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
if (pixel_multiplier > 1) {
if (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev))
dpll |= (pixel_multiplier - 1) << SDVO_MULTIPLIER_SHIFT_HIRES;
- else if (HAS_PCH_SPLIT(dev))
- dpll |= (pixel_multiplier - 1) << PLL_REF_SDVO_HDMI_MULTIPLIER_SHIFT;
}
dpll |= DPLL_DVO_HIGH_SPEED;
}
- if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
+ if (is_dp)
dpll |= DPLL_DVO_HIGH_SPEED;
/* compute bitmask from p1 value */
@@ -4837,9 +4507,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT_PINEVIEW;
else {
dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
- /* also FPA1 */
- if (HAS_PCH_SPLIT(dev))
- dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
if (IS_G4X(dev) && has_reduced_clock)
dpll |= (1 << (reduced_clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
}
@@ -4857,7 +4524,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
dpll |= DPLLB_LVDS_P2_CLOCK_DIV_14;
break;
}
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev))
+ if (INTEL_INFO(dev)->gen >= 4)
dpll |= (6 << PLL_LOAD_PULSE_PHASE_SHIFT);
} else {
if (is_lvds) {
@@ -4891,12 +4558,10 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
/* Ironlake's plane is forced to pipe, bit 24 is to
enable color space conversion */
- if (!HAS_PCH_SPLIT(dev)) {
- if (pipe == 0)
- dspcntr &= ~DISPPLANE_SEL_PIPE_MASK;
- else
- dspcntr |= DISPPLANE_SEL_PIPE_B;
- }
+ if (pipe == 0)
+ dspcntr &= ~DISPPLANE_SEL_PIPE_MASK;
+ else
+ dspcntr |= DISPPLANE_SEL_PIPE_B;
if (pipe == 0 && INTEL_INFO(dev)->gen < 4) {
/* Enable pixel doubling when the dot clock is > 90% of the (display)
@@ -4912,27 +4577,506 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
pipeconf &= ~PIPECONF_DOUBLE_WIDE;
}
- if (!HAS_PCH_SPLIT(dev))
- dpll |= DPLL_VCO_ENABLE;
+ dpll |= DPLL_VCO_ENABLE;
DRM_DEBUG_KMS("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
drm_mode_debug_printmodeline(mode);
- /* assign to Ironlake registers */
- if (HAS_PCH_SPLIT(dev)) {
- fp_reg = PCH_FP0(pipe);
- dpll_reg = PCH_DPLL(pipe);
+ I915_WRITE(FP0(pipe), fp);
+ I915_WRITE(DPLL(pipe), dpll & ~DPLL_VCO_ENABLE);
+
+ POSTING_READ(DPLL(pipe));
+ udelay(150);
+
+ /* The LVDS pin pair needs to be on before the DPLLs are enabled.
+ * This is an exception to the general rule that mode_set doesn't turn
+ * things on.
+ */
+ if (is_lvds) {
+ temp = I915_READ(LVDS);
+ temp |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP;
+ if (pipe == 1) {
+ temp |= LVDS_PIPEB_SELECT;
+ } else {
+ temp &= ~LVDS_PIPEB_SELECT;
+ }
+ /* set the corresponsding LVDS_BORDER bit */
+ temp |= dev_priv->lvds_border_bits;
+ /* Set the B0-B3 data pairs corresponding to whether we're going to
+ * set the DPLLs for dual-channel mode or not.
+ */
+ if (clock.p2 == 7)
+ temp |= LVDS_B0B3_POWER_UP | LVDS_CLKB_POWER_UP;
+ else
+ temp &= ~(LVDS_B0B3_POWER_UP | LVDS_CLKB_POWER_UP);
+
+ /* It would be nice to set 24 vs 18-bit mode (LVDS_A3_POWER_UP)
+ * appropriately here, but we need to look more thoroughly into how
+ * panels behave in the two modes.
+ */
+ /* set the dithering flag on LVDS as needed */
+ if (INTEL_INFO(dev)->gen >= 4) {
+ if (dev_priv->lvds_dither)
+ temp |= LVDS_ENABLE_DITHER;
+ else
+ temp &= ~LVDS_ENABLE_DITHER;
+ }
+ if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
+ lvds_sync |= LVDS_HSYNC_POLARITY;
+ if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
+ lvds_sync |= LVDS_VSYNC_POLARITY;
+ if ((temp & (LVDS_HSYNC_POLARITY | LVDS_VSYNC_POLARITY))
+ != lvds_sync) {
+ char flags[2] = "-+";
+ DRM_INFO("Changing LVDS panel from "
+ "(%chsync, %cvsync) to (%chsync, %cvsync)\n",
+ flags[!(temp & LVDS_HSYNC_POLARITY)],
+ flags[!(temp & LVDS_VSYNC_POLARITY)],
+ flags[!(lvds_sync & LVDS_HSYNC_POLARITY)],
+ flags[!(lvds_sync & LVDS_VSYNC_POLARITY)]);
+ temp &= ~(LVDS_HSYNC_POLARITY | LVDS_VSYNC_POLARITY);
+ temp |= lvds_sync;
+ }
+ I915_WRITE(LVDS, temp);
+ }
+
+ if (is_dp) {
+ intel_dp_set_m_n(crtc, mode, adjusted_mode);
+ }
+
+ I915_WRITE(DPLL(pipe), dpll);
+
+ /* Wait for the clocks to stabilize. */
+ POSTING_READ(DPLL(pipe));
+ udelay(150);
+
+ if (INTEL_INFO(dev)->gen >= 4) {
+ temp = 0;
+ if (is_sdvo) {
+ temp = intel_mode_get_pixel_multiplier(adjusted_mode);
+ if (temp > 1)
+ temp = (temp - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT;
+ else
+ temp = 0;
+ }
+ I915_WRITE(DPLL_MD(pipe), temp);
+ } else {
+ /* The pixel multiplier can only be updated once the
+ * DPLL is enabled and the clocks are stable.
+ *
+ * So write it again.
+ */
+ I915_WRITE(DPLL(pipe), dpll);
+ }
+
+ intel_crtc->lowfreq_avail = false;
+ if (is_lvds && has_reduced_clock && i915_powersave) {
+ I915_WRITE(FP1(pipe), fp2);
+ intel_crtc->lowfreq_avail = true;
+ if (HAS_PIPE_CXSR(dev)) {
+ DRM_DEBUG_KMS("enabling CxSR downclocking\n");
+ pipeconf |= PIPECONF_CXSR_DOWNCLOCK;
+ }
+ } else {
+ I915_WRITE(FP1(pipe), fp);
+ if (HAS_PIPE_CXSR(dev)) {
+ DRM_DEBUG_KMS("disabling CxSR downclocking\n");
+ pipeconf &= ~PIPECONF_CXSR_DOWNCLOCK;
+ }
+ }
+
+ if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE) {
+ pipeconf |= PIPECONF_INTERLACE_W_FIELD_INDICATION;
+ /* the chip adds 2 halflines automatically */
+ adjusted_mode->crtc_vdisplay -= 1;
+ adjusted_mode->crtc_vtotal -= 1;
+ adjusted_mode->crtc_vblank_start -= 1;
+ adjusted_mode->crtc_vblank_end -= 1;
+ adjusted_mode->crtc_vsync_end -= 1;
+ adjusted_mode->crtc_vsync_start -= 1;
+ } else
+ pipeconf &= ~PIPECONF_INTERLACE_W_FIELD_INDICATION; /* progressive */
+
+ I915_WRITE(HTOTAL(pipe),
+ (adjusted_mode->crtc_hdisplay - 1) |
+ ((adjusted_mode->crtc_htotal - 1) << 16));
+ I915_WRITE(HBLANK(pipe),
+ (adjusted_mode->crtc_hblank_start - 1) |
+ ((adjusted_mode->crtc_hblank_end - 1) << 16));
+ I915_WRITE(HSYNC(pipe),
+ (adjusted_mode->crtc_hsync_start - 1) |
+ ((adjusted_mode->crtc_hsync_end - 1) << 16));
+
+ I915_WRITE(VTOTAL(pipe),
+ (adjusted_mode->crtc_vdisplay - 1) |
+ ((adjusted_mode->crtc_vtotal - 1) << 16));
+ I915_WRITE(VBLANK(pipe),
+ (adjusted_mode->crtc_vblank_start - 1) |
+ ((adjusted_mode->crtc_vblank_end - 1) << 16));
+ I915_WRITE(VSYNC(pipe),
+ (adjusted_mode->crtc_vsync_start - 1) |
+ ((adjusted_mode->crtc_vsync_end - 1) << 16));
+
+ /* pipesrc and dspsize control the size that is scaled from,
+ * which should always be the user's requested size.
+ */
+ I915_WRITE(DSPSIZE(plane),
+ ((mode->vdisplay - 1) << 16) |
+ (mode->hdisplay - 1));
+ I915_WRITE(DSPPOS(plane), 0);
+ I915_WRITE(PIPESRC(pipe),
+ ((mode->hdisplay - 1) << 16) | (mode->vdisplay - 1));
+
+ I915_WRITE(PIPECONF(pipe), pipeconf);
+ POSTING_READ(PIPECONF(pipe));
+ intel_enable_pipe(dev_priv, pipe, false);
+
+ intel_wait_for_vblank(dev, pipe);
+
+ I915_WRITE(DSPCNTR(plane), dspcntr);
+ POSTING_READ(DSPCNTR(plane));
+
+ ret = intel_pipe_set_base(crtc, x, y, old_fb);
+
+ intel_update_watermarks(dev);
+
+ return ret;
+}
+
+static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode,
+ int x, int y,
+ struct drm_framebuffer *old_fb)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ int pipe = intel_crtc->pipe;
+ int plane = intel_crtc->plane;
+ int refclk, num_connectors = 0;
+ intel_clock_t clock, reduced_clock;
+ u32 dpll, fp = 0, fp2 = 0, dspcntr, pipeconf;
+ bool ok, has_reduced_clock = false, is_sdvo = false;
+ bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
+ struct intel_encoder *has_edp_encoder = NULL;
+ struct drm_mode_config *mode_config = &dev->mode_config;
+ struct intel_encoder *encoder;
+ const intel_limit_t *limit;
+ int ret;
+ struct fdi_m_n m_n = {0};
+ u32 temp;
+ u32 lvds_sync = 0;
+ int target_clock, pixel_multiplier, lane, link_bw, bpp, factor;
+
+ list_for_each_entry(encoder, &mode_config->encoder_list, base.head) {
+ if (encoder->base.crtc != crtc)
+ continue;
+
+ switch (encoder->type) {
+ case INTEL_OUTPUT_LVDS:
+ is_lvds = true;
+ break;
+ case INTEL_OUTPUT_SDVO:
+ case INTEL_OUTPUT_HDMI:
+ is_sdvo = true;
+ if (encoder->needs_tv_clock)
+ is_tv = true;
+ break;
+ case INTEL_OUTPUT_TVOUT:
+ is_tv = true;
+ break;
+ case INTEL_OUTPUT_ANALOG:
+ is_crt = true;
+ break;
+ case INTEL_OUTPUT_DISPLAYPORT:
+ is_dp = true;
+ break;
+ case INTEL_OUTPUT_EDP:
+ has_edp_encoder = encoder;
+ break;
+ }
+
+ num_connectors++;
+ }
+
+ if (is_lvds && intel_panel_use_ssc(dev_priv) && num_connectors < 2) {
+ refclk = dev_priv->lvds_ssc_freq * 1000;
+ DRM_DEBUG_KMS("using SSC reference clock of %d MHz\n",
+ refclk / 1000);
+ } else {
+ refclk = 96000;
+ if (!has_edp_encoder ||
+ intel_encoder_is_pch_edp(&has_edp_encoder->base))
+ refclk = 120000; /* 120Mhz refclk */
+ }
+
+ /*
+ * Returns a set of divisors for the desired target clock with the given
+ * refclk, or FALSE. The returned values represent the clock equation:
+ * reflck * (5 * (m1 + 2) + (m2 + 2)) / (n + 2) / p1 / p2.
+ */
+ limit = intel_limit(crtc, refclk);
+ ok = limit->find_pll(limit, crtc, adjusted_mode->clock, refclk, &clock);
+ if (!ok) {
+ DRM_ERROR("Couldn't find PLL settings for mode!\n");
+ return -EINVAL;
+ }
+
+ /* Ensure that the cursor is valid for the new mode before changing... */
+ intel_crtc_update_cursor(crtc, true);
+
+ if (is_lvds && dev_priv->lvds_downclock_avail) {
+ has_reduced_clock = limit->find_pll(limit, crtc,
+ dev_priv->lvds_downclock,
+ refclk,
+ &reduced_clock);
+ if (has_reduced_clock && (clock.p != reduced_clock.p)) {
+ /*
+ * If the different P is found, it means that we can't
+ * switch the display clock by using the FP0/FP1.
+ * In such case we will disable the LVDS downclock
+ * feature.
+ */
+ DRM_DEBUG_KMS("Different P is found for "
+ "LVDS clock/downclock\n");
+ has_reduced_clock = 0;
+ }
+ }
+ /* SDVO TV has fixed PLL values depend on its clock range,
+ this mirrors vbios setting. */
+ if (is_sdvo && is_tv) {
+ if (adjusted_mode->clock >= 100000
+ && adjusted_mode->clock < 140500) {
+ clock.p1 = 2;
+ clock.p2 = 10;
+ clock.n = 3;
+ clock.m1 = 16;
+ clock.m2 = 8;
+ } else if (adjusted_mode->clock >= 140500
+ && adjusted_mode->clock <= 200000) {
+ clock.p1 = 1;
+ clock.p2 = 10;
+ clock.n = 6;
+ clock.m1 = 12;
+ clock.m2 = 8;
+ }
+ }
+
+ /* FDI link */
+ pixel_multiplier = intel_mode_get_pixel_multiplier(adjusted_mode);
+ lane = 0;
+ /* CPU eDP doesn't require FDI link, so just set DP M/N
+ according to current link config */
+ if (has_edp_encoder &&
+ !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
+ target_clock = mode->clock;
+ intel_edp_link_config(has_edp_encoder,
+ &lane, &link_bw);
} else {
- fp_reg = FP0(pipe);
- dpll_reg = DPLL(pipe);
+ /* [e]DP over FDI requires target mode clock
+ instead of link clock */
+ if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
+ target_clock = mode->clock;
+ else
+ target_clock = adjusted_mode->clock;
+
+ /* FDI is a binary signal running at ~2.7GHz, encoding
+ * each output octet as 10 bits. The actual frequency
+ * is stored as a divider into a 100MHz clock, and the
+ * mode pixel clock is stored in units of 1KHz.
+ * Hence the bw of each lane in terms of the mode signal
+ * is:
+ */
+ link_bw = intel_fdi_link_freq(dev) * MHz(100)/KHz(1)/10;
+ }
+
+ /* determine panel color depth */
+ temp = I915_READ(PIPECONF(pipe));
+ temp &= ~PIPE_BPC_MASK;
+ if (is_lvds) {
+ /* the BPC will be 6 if it is 18-bit LVDS panel */
+ if ((I915_READ(PCH_LVDS) & LVDS_A3_POWER_MASK) == LVDS_A3_POWER_UP)
+ temp |= PIPE_8BPC;
+ else
+ temp |= PIPE_6BPC;
+ } else if (has_edp_encoder) {
+ switch (dev_priv->edp.bpp/3) {
+ case 8:
+ temp |= PIPE_8BPC;
+ break;
+ case 10:
+ temp |= PIPE_10BPC;
+ break;
+ case 6:
+ temp |= PIPE_6BPC;
+ break;
+ case 12:
+ temp |= PIPE_12BPC;
+ break;
+ }
+ } else
+ temp |= PIPE_8BPC;
+ I915_WRITE(PIPECONF(pipe), temp);
+
+ switch (temp & PIPE_BPC_MASK) {
+ case PIPE_8BPC:
+ bpp = 24;
+ break;
+ case PIPE_10BPC:
+ bpp = 30;
+ break;
+ case PIPE_6BPC:
+ bpp = 18;
+ break;
+ case PIPE_12BPC:
+ bpp = 36;
+ break;
+ default:
+ DRM_ERROR("unknown pipe bpc value\n");
+ bpp = 24;
+ }
+
+ if (!lane) {
+ /*
+ * Account for spread spectrum to avoid
+ * oversubscribing the link. Max center spread
+ * is 2.5%; use 5% for safety's sake.
+ */
+ u32 bps = target_clock * bpp * 21 / 20;
+ lane = bps / (link_bw * 8) + 1;
}
+ intel_crtc->fdi_lanes = lane;
+
+ if (pixel_multiplier > 1)
+ link_bw *= pixel_multiplier;
+ ironlake_compute_m_n(bpp, lane, target_clock, link_bw, &m_n);
+
+ /* Ironlake: try to setup display ref clock before DPLL
+ * enabling. This is only under driver's control after
+ * PCH B stepping, previous chipset stepping should be
+ * ignoring this setting.
+ */
+ temp = I915_READ(PCH_DREF_CONTROL);
+ /* Always enable nonspread source */
+ temp &= ~DREF_NONSPREAD_SOURCE_MASK;
+ temp |= DREF_NONSPREAD_SOURCE_ENABLE;
+ temp &= ~DREF_SSC_SOURCE_MASK;
+ temp |= DREF_SSC_SOURCE_ENABLE;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+
+ POSTING_READ(PCH_DREF_CONTROL);
+ udelay(200);
+
+ if (has_edp_encoder) {
+ if (intel_panel_use_ssc(dev_priv)) {
+ temp |= DREF_SSC1_ENABLE;
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+
+ POSTING_READ(PCH_DREF_CONTROL);
+ udelay(200);
+ }
+ temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
+
+ /* Enable CPU source on CPU attached eDP */
+ if (!intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
+ if (intel_panel_use_ssc(dev_priv))
+ temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
+ else
+ temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
+ } else {
+ /* Enable SSC on PCH eDP if needed */
+ if (intel_panel_use_ssc(dev_priv)) {
+ DRM_ERROR("enabling SSC on PCH\n");
+ temp |= DREF_SUPERSPREAD_SOURCE_ENABLE;
+ }
+ }
+ I915_WRITE(PCH_DREF_CONTROL, temp);
+ POSTING_READ(PCH_DREF_CONTROL);
+ udelay(200);
+ }
+
+ fp = clock.n << 16 | clock.m1 << 8 | clock.m2;
+ if (has_reduced_clock)
+ fp2 = reduced_clock.n << 16 | reduced_clock.m1 << 8 |
+ reduced_clock.m2;
+
+ /* Enable autotuning of the PLL clock (if permissible) */
+ factor = 21;
+ if (is_lvds) {
+ if ((intel_panel_use_ssc(dev_priv) &&
+ dev_priv->lvds_ssc_freq == 100) ||
+ (I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) == LVDS_CLKB_POWER_UP)
+ factor = 25;
+ } else if (is_sdvo && is_tv)
+ factor = 20;
+
+ if (clock.m1 < factor * clock.n)
+ fp |= FP_CB_TUNE;
+
+ dpll = 0;
+
+ if (is_lvds)
+ dpll |= DPLLB_MODE_LVDS;
+ else
+ dpll |= DPLLB_MODE_DAC_SERIAL;
+ if (is_sdvo) {
+ int pixel_multiplier = intel_mode_get_pixel_multiplier(adjusted_mode);
+ if (pixel_multiplier > 1) {
+ dpll |= (pixel_multiplier - 1) << PLL_REF_SDVO_HDMI_MULTIPLIER_SHIFT;
+ }
+ dpll |= DPLL_DVO_HIGH_SPEED;
+ }
+ if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base))
+ dpll |= DPLL_DVO_HIGH_SPEED;
+
+ /* compute bitmask from p1 value */
+ dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA01_P1_POST_DIV_SHIFT;
+ /* also FPA1 */
+ dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
+
+ switch (clock.p2) {
+ case 5:
+ dpll |= DPLL_DAC_SERIAL_P2_CLOCK_DIV_5;
+ break;
+ case 7:
+ dpll |= DPLLB_LVDS_P2_CLOCK_DIV_7;
+ break;
+ case 10:
+ dpll |= DPLL_DAC_SERIAL_P2_CLOCK_DIV_10;
+ break;
+ case 14:
+ dpll |= DPLLB_LVDS_P2_CLOCK_DIV_14;
+ break;
+ }
+
+ if (is_sdvo && is_tv)
+ dpll |= PLL_REF_INPUT_TVCLKINBC;
+ else if (is_tv)
+ /* XXX: just matching BIOS for now */
+ /* dpll |= PLL_REF_INPUT_TVCLKINBC; */
+ dpll |= 3;
+ else if (is_lvds && intel_panel_use_ssc(dev_priv) && num_connectors < 2)
+ dpll |= PLLB_REF_INPUT_SPREADSPECTRUMIN;
+ else
+ dpll |= PLL_REF_INPUT_DREFCLK;
+
+ /* setup pipeconf */
+ pipeconf = I915_READ(PIPECONF(pipe));
+
+ /* Set up the display plane register */
+ dspcntr = DISPPLANE_GAMMA_ENABLE;
+
+ DRM_DEBUG_KMS("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B');
+ drm_mode_debug_printmodeline(mode);
+
/* PCH eDP needs FDI, but CPU eDP does not */
if (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
- I915_WRITE(fp_reg, fp);
- I915_WRITE(dpll_reg, dpll & ~DPLL_VCO_ENABLE);
+ I915_WRITE(PCH_FP0(pipe), fp);
+ I915_WRITE(PCH_DPLL(pipe), dpll & ~DPLL_VCO_ENABLE);
- POSTING_READ(dpll_reg);
+ POSTING_READ(PCH_DPLL(pipe));
udelay(150);
}
@@ -4964,11 +5108,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
* things on.
*/
if (is_lvds) {
- reg = LVDS;
- if (HAS_PCH_SPLIT(dev))
- reg = PCH_LVDS;
-
- temp = I915_READ(reg);
+ temp = I915_READ(PCH_LVDS);
temp |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP;
if (pipe == 1) {
if (HAS_PCH_CPT(dev))
@@ -4995,13 +5135,6 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
* appropriately here, but we need to look more thoroughly into how
* panels behave in the two modes.
*/
- /* set the dithering flag on non-PCH LVDS as needed */
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev)) {
- if (dev_priv->lvds_dither)
- temp |= LVDS_ENABLE_DITHER;
- else
- temp &= ~LVDS_ENABLE_DITHER;
- }
if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
lvds_sync |= LVDS_HSYNC_POLARITY;
if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
@@ -5018,22 +5151,20 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
temp &= ~(LVDS_HSYNC_POLARITY | LVDS_VSYNC_POLARITY);
temp |= lvds_sync;
}
- I915_WRITE(reg, temp);
+ I915_WRITE(PCH_LVDS, temp);
}
/* set the dithering flag and clear for anything other than a panel. */
- if (HAS_PCH_SPLIT(dev)) {
- pipeconf &= ~PIPECONF_DITHER_EN;
- pipeconf &= ~PIPECONF_DITHER_TYPE_MASK;
- if (dev_priv->lvds_dither && (is_lvds || has_edp_encoder)) {
- pipeconf |= PIPECONF_DITHER_EN;
- pipeconf |= PIPECONF_DITHER_TYPE_ST1;
- }
+ pipeconf &= ~PIPECONF_DITHER_EN;
+ pipeconf &= ~PIPECONF_DITHER_TYPE_MASK;
+ if (dev_priv->lvds_dither && (is_lvds || has_edp_encoder)) {
+ pipeconf |= PIPECONF_DITHER_EN;
+ pipeconf |= PIPECONF_DITHER_TYPE_ST1;
}
if (is_dp || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
intel_dp_set_m_n(crtc, mode, adjusted_mode);
- } else if (HAS_PCH_SPLIT(dev)) {
+ } else {
/* For non-DP output, clear any trans DP clock recovery setting.*/
I915_WRITE(TRANSDATA_M1(pipe), 0);
I915_WRITE(TRANSDATA_N1(pipe), 0);
@@ -5041,43 +5172,32 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
I915_WRITE(TRANSDPLINK_N1(pipe), 0);
}
- if (!has_edp_encoder || intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
- I915_WRITE(dpll_reg, dpll);
+ if (!has_edp_encoder ||
+ intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
+ I915_WRITE(PCH_DPLL(pipe), dpll);
/* Wait for the clocks to stabilize. */
- POSTING_READ(dpll_reg);
+ POSTING_READ(PCH_DPLL(pipe));
udelay(150);
- if (INTEL_INFO(dev)->gen >= 4 && !HAS_PCH_SPLIT(dev)) {
- temp = 0;
- if (is_sdvo) {
- temp = intel_mode_get_pixel_multiplier(adjusted_mode);
- if (temp > 1)
- temp = (temp - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT;
- else
- temp = 0;
- }
- I915_WRITE(DPLL_MD(pipe), temp);
- } else {
- /* The pixel multiplier can only be updated once the
- * DPLL is enabled and the clocks are stable.
- *
- * So write it again.
- */
- I915_WRITE(dpll_reg, dpll);
- }
+ /* The pixel multiplier can only be updated once the
+ * DPLL is enabled and the clocks are stable.
+ *
+ * So write it again.
+ */
+ I915_WRITE(PCH_DPLL(pipe), dpll);
}
intel_crtc->lowfreq_avail = false;
if (is_lvds && has_reduced_clock && i915_powersave) {
- I915_WRITE(fp_reg + 4, fp2);
+ I915_WRITE(PCH_FP1(pipe), fp2);
intel_crtc->lowfreq_avail = true;
if (HAS_PIPE_CXSR(dev)) {
DRM_DEBUG_KMS("enabling CxSR downclocking\n");
pipeconf |= PIPECONF_CXSR_DOWNCLOCK;
}
} else {
- I915_WRITE(fp_reg + 4, fp);
+ I915_WRITE(PCH_FP1(pipe), fp);
if (HAS_PIPE_CXSR(dev)) {
DRM_DEBUG_KMS("disabling CxSR downclocking\n");
pipeconf &= ~PIPECONF_CXSR_DOWNCLOCK;
@@ -5116,33 +5236,24 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
(adjusted_mode->crtc_vsync_start - 1) |
((adjusted_mode->crtc_vsync_end - 1) << 16));
- /* pipesrc and dspsize control the size that is scaled from,
- * which should always be the user's requested size.
+ /* pipesrc controls the size that is scaled from, which should
+ * always be the user's requested size.
*/
- if (!HAS_PCH_SPLIT(dev)) {
- I915_WRITE(DSPSIZE(plane),
- ((mode->vdisplay - 1) << 16) |
- (mode->hdisplay - 1));
- I915_WRITE(DSPPOS(plane), 0);
- }
I915_WRITE(PIPESRC(pipe),
((mode->hdisplay - 1) << 16) | (mode->vdisplay - 1));
- if (HAS_PCH_SPLIT(dev)) {
- I915_WRITE(PIPE_DATA_M1(pipe), TU_SIZE(m_n.tu) | m_n.gmch_m);
- I915_WRITE(PIPE_DATA_N1(pipe), m_n.gmch_n);
- I915_WRITE(PIPE_LINK_M1(pipe), m_n.link_m);
- I915_WRITE(PIPE_LINK_N1(pipe), m_n.link_n);
+ I915_WRITE(PIPE_DATA_M1(pipe), TU_SIZE(m_n.tu) | m_n.gmch_m);
+ I915_WRITE(PIPE_DATA_N1(pipe), m_n.gmch_n);
+ I915_WRITE(PIPE_LINK_M1(pipe), m_n.link_m);
+ I915_WRITE(PIPE_LINK_N1(pipe), m_n.link_n);
- if (has_edp_encoder && !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
- ironlake_set_pll_edp(crtc, adjusted_mode->clock);
- }
+ if (has_edp_encoder &&
+ !intel_encoder_is_pch_edp(&has_edp_encoder->base)) {
+ ironlake_set_pll_edp(crtc, adjusted_mode->clock);
}
I915_WRITE(PIPECONF(pipe), pipeconf);
POSTING_READ(PIPECONF(pipe));
- if (!HAS_PCH_SPLIT(dev))
- intel_enable_pipe(dev_priv, pipe, false);
intel_wait_for_vblank(dev, pipe);
@@ -5161,6 +5272,26 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
intel_update_watermarks(dev);
+ return ret;
+}
+
+static int intel_crtc_mode_set(struct drm_crtc *crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode,
+ int x, int y,
+ struct drm_framebuffer *old_fb)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ int pipe = intel_crtc->pipe;
+ int ret;
+
+ drm_vblank_pre_modeset(dev, pipe);
+
+ ret = dev_priv->display.crtc_mode_set(crtc, mode, adjusted_mode,
+ x, y, old_fb);
+
drm_vblank_post_modeset(dev, pipe);
return ret;
@@ -5483,43 +5614,140 @@ static struct drm_display_mode load_detect_mode = {
704, 832, 0, 480, 489, 491, 520, 0, DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC),
};
-struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
- struct drm_connector *connector,
- struct drm_display_mode *mode,
- int *dpms_mode)
+static struct drm_framebuffer *
+intel_framebuffer_create(struct drm_device *dev,
+ struct drm_mode_fb_cmd *mode_cmd,
+ struct drm_i915_gem_object *obj)
+{
+ struct intel_framebuffer *intel_fb;
+ int ret;
+
+ intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
+ if (!intel_fb) {
+ drm_gem_object_unreference_unlocked(&obj->base);
+ return ERR_PTR(-ENOMEM);
+ }
+
+ ret = intel_framebuffer_init(dev, intel_fb, mode_cmd, obj);
+ if (ret) {
+ drm_gem_object_unreference_unlocked(&obj->base);
+ kfree(intel_fb);
+ return ERR_PTR(ret);
+ }
+
+ return &intel_fb->base;
+}
+
+static u32
+intel_framebuffer_pitch_for_width(int width, int bpp)
+{
+ u32 pitch = DIV_ROUND_UP(width * bpp, 8);
+ return ALIGN(pitch, 64);
+}
+
+static u32
+intel_framebuffer_size_for_mode(struct drm_display_mode *mode, int bpp)
+{
+ u32 pitch = intel_framebuffer_pitch_for_width(mode->hdisplay, bpp);
+ return ALIGN(pitch * mode->vdisplay, PAGE_SIZE);
+}
+
+static struct drm_framebuffer *
+intel_framebuffer_create_for_mode(struct drm_device *dev,
+ struct drm_display_mode *mode,
+ int depth, int bpp)
+{
+ struct drm_i915_gem_object *obj;
+ struct drm_mode_fb_cmd mode_cmd;
+
+ obj = i915_gem_alloc_object(dev,
+ intel_framebuffer_size_for_mode(mode, bpp));
+ if (obj == NULL)
+ return ERR_PTR(-ENOMEM);
+
+ mode_cmd.width = mode->hdisplay;
+ mode_cmd.height = mode->vdisplay;
+ mode_cmd.depth = depth;
+ mode_cmd.bpp = bpp;
+ mode_cmd.pitch = intel_framebuffer_pitch_for_width(mode_cmd.width, bpp);
+
+ return intel_framebuffer_create(dev, &mode_cmd, obj);
+}
+
+static struct drm_framebuffer *
+mode_fits_in_fbdev(struct drm_device *dev,
+ struct drm_display_mode *mode)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ struct drm_i915_gem_object *obj;
+ struct drm_framebuffer *fb;
+
+ if (dev_priv->fbdev == NULL)
+ return NULL;
+
+ obj = dev_priv->fbdev->ifb.obj;
+ if (obj == NULL)
+ return NULL;
+
+ fb = &dev_priv->fbdev->ifb.base;
+ if (fb->pitch < intel_framebuffer_pitch_for_width(mode->hdisplay,
+ fb->bits_per_pixel))
+ return NULL;
+
+ if (obj->base.size < mode->vdisplay * fb->pitch)
+ return NULL;
+
+ return fb;
+}
+
+bool intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
+ struct drm_connector *connector,
+ struct drm_display_mode *mode,
+ struct intel_load_detect_pipe *old)
{
struct intel_crtc *intel_crtc;
struct drm_crtc *possible_crtc;
- struct drm_crtc *supported_crtc =NULL;
struct drm_encoder *encoder = &intel_encoder->base;
struct drm_crtc *crtc = NULL;
struct drm_device *dev = encoder->dev;
- struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
- struct drm_crtc_helper_funcs *crtc_funcs;
+ struct drm_framebuffer *old_fb;
int i = -1;
+ DRM_DEBUG_KMS("[CONNECTOR:%d:%s], [ENCODER:%d:%s]\n",
+ connector->base.id, drm_get_connector_name(connector),
+ encoder->base.id, drm_get_encoder_name(encoder));
+
/*
* Algorithm gets a little messy:
+ *
* - if the connector already has an assigned crtc, use it (but make
* sure it's on first)
+ *
* - try to find the first unused crtc that can drive this connector,
* and use that if we find one
- * - if there are no unused crtcs available, try to use the first
- * one we found that supports the connector
*/
/* See if we already have a CRTC for this connector */
if (encoder->crtc) {
crtc = encoder->crtc;
- /* Make sure the crtc and connector are running */
+
intel_crtc = to_intel_crtc(crtc);
- *dpms_mode = intel_crtc->dpms_mode;
+ old->dpms_mode = intel_crtc->dpms_mode;
+ old->load_detect_temp = false;
+
+ /* Make sure the crtc and connector are running */
if (intel_crtc->dpms_mode != DRM_MODE_DPMS_ON) {
+ struct drm_encoder_helper_funcs *encoder_funcs;
+ struct drm_crtc_helper_funcs *crtc_funcs;
+
crtc_funcs = crtc->helper_private;
crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON);
+
+ encoder_funcs = encoder->helper_private;
encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON);
}
- return crtc;
+
+ return true;
}
/* Find an unused one (if possible) */
@@ -5531,46 +5759,66 @@ struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
crtc = possible_crtc;
break;
}
- if (!supported_crtc)
- supported_crtc = possible_crtc;
}
/*
* If we didn't find an unused CRTC, don't use any.
*/
if (!crtc) {
- return NULL;
+ DRM_DEBUG_KMS("no pipe available for load-detect\n");
+ return false;
}
encoder->crtc = crtc;
connector->encoder = encoder;
- intel_encoder->load_detect_temp = true;
intel_crtc = to_intel_crtc(crtc);
- *dpms_mode = intel_crtc->dpms_mode;
+ old->dpms_mode = intel_crtc->dpms_mode;
+ old->load_detect_temp = true;
+ old->release_fb = NULL;
- if (!crtc->enabled) {
- if (!mode)
- mode = &load_detect_mode;
- drm_crtc_helper_set_mode(crtc, mode, 0, 0, crtc->fb);
- } else {
- if (intel_crtc->dpms_mode != DRM_MODE_DPMS_ON) {
- crtc_funcs = crtc->helper_private;
- crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON);
- }
+ if (!mode)
+ mode = &load_detect_mode;
- /* Add this connector to the crtc */
- encoder_funcs->mode_set(encoder, &crtc->mode, &crtc->mode);
- encoder_funcs->commit(encoder);
+ old_fb = crtc->fb;
+
+ /* We need a framebuffer large enough to accommodate all accesses
+ * that the plane may generate whilst we perform load detection.
+ * We can not rely on the fbcon either being present (we get called
+ * during its initialisation to detect all boot displays, or it may
+ * not even exist) or that it is large enough to satisfy the
+ * requested mode.
+ */
+ crtc->fb = mode_fits_in_fbdev(dev, mode);
+ if (crtc->fb == NULL) {
+ DRM_DEBUG_KMS("creating tmp fb for load-detection\n");
+ crtc->fb = intel_framebuffer_create_for_mode(dev, mode, 24, 32);
+ old->release_fb = crtc->fb;
+ } else
+ DRM_DEBUG_KMS("reusing fbdev for load-detection framebuffer\n");
+ if (IS_ERR(crtc->fb)) {
+ DRM_DEBUG_KMS("failed to allocate framebuffer for load-detection\n");
+ crtc->fb = old_fb;
+ return false;
+ }
+
+ if (!drm_crtc_helper_set_mode(crtc, mode, 0, 0, old_fb)) {
+ DRM_DEBUG_KMS("failed to set mode on load-detect pipe\n");
+ if (old->release_fb)
+ old->release_fb->funcs->destroy(old->release_fb);
+ crtc->fb = old_fb;
+ return false;
}
+
/* let the connector get through one full cycle before testing */
intel_wait_for_vblank(dev, intel_crtc->pipe);
- return crtc;
+ return true;
}
void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
- struct drm_connector *connector, int dpms_mode)
+ struct drm_connector *connector,
+ struct intel_load_detect_pipe *old)
{
struct drm_encoder *encoder = &intel_encoder->base;
struct drm_device *dev = encoder->dev;
@@ -5578,19 +5826,24 @@ void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
struct drm_encoder_helper_funcs *encoder_funcs = encoder->helper_private;
struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
- if (intel_encoder->load_detect_temp) {
- encoder->crtc = NULL;
+ DRM_DEBUG_KMS("[CONNECTOR:%d:%s], [ENCODER:%d:%s]\n",
+ connector->base.id, drm_get_connector_name(connector),
+ encoder->base.id, drm_get_encoder_name(encoder));
+
+ if (old->load_detect_temp) {
connector->encoder = NULL;
- intel_encoder->load_detect_temp = false;
- crtc->enabled = drm_helper_crtc_in_use(crtc);
drm_helper_disable_unused_functions(dev);
+
+ if (old->release_fb)
+ old->release_fb->funcs->destroy(old->release_fb);
+
+ return;
}
/* Switch crtc and encoder back off if necessary */
- if (crtc->enabled && dpms_mode != DRM_MODE_DPMS_ON) {
- if (encoder->crtc == crtc)
- encoder_funcs->dpms(encoder, dpms_mode);
- crtc_funcs->dpms(crtc, dpms_mode);
+ if (old->dpms_mode != DRM_MODE_DPMS_ON) {
+ encoder_funcs->dpms(encoder, old->dpms_mode);
+ crtc_funcs->dpms(crtc, old->dpms_mode);
}
}
@@ -6185,6 +6438,7 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc,
break;
case 6:
+ case 7:
OUT_RING(MI_DISPLAY_FLIP |
MI_DISPLAY_FLIP_PLANE(intel_crtc->plane));
OUT_RING(fb->pitch | obj->tiling_mode);
@@ -6504,6 +6758,9 @@ static void intel_setup_outputs(struct drm_device *dev)
}
intel_panel_setup_backlight(dev);
+
+ /* disable all the possible outputs/crtcs before entering KMS mode */
+ drm_helper_disable_unused_functions(dev);
}
static void intel_user_framebuffer_destroy(struct drm_framebuffer *fb)
@@ -6571,27 +6828,12 @@ intel_user_framebuffer_create(struct drm_device *dev,
struct drm_mode_fb_cmd *mode_cmd)
{
struct drm_i915_gem_object *obj;
- struct intel_framebuffer *intel_fb;
- int ret;
obj = to_intel_bo(drm_gem_object_lookup(dev, filp, mode_cmd->handle));
if (&obj->base == NULL)
return ERR_PTR(-ENOENT);
- intel_fb = kzalloc(sizeof(*intel_fb), GFP_KERNEL);
- if (!intel_fb) {
- drm_gem_object_unreference_unlocked(&obj->base);
- return ERR_PTR(-ENOMEM);
- }
-
- ret = intel_framebuffer_init(dev, intel_fb, mode_cmd, obj);
- if (ret) {
- drm_gem_object_unreference_unlocked(&obj->base);
- kfree(intel_fb);
- return ERR_PTR(ret);
- }
-
- return &intel_fb->base;
+ return intel_framebuffer_create(dev, mode_cmd, obj);
}
static const struct drm_mode_config_funcs intel_mode_funcs = {
@@ -6605,13 +6847,14 @@ intel_alloc_context_page(struct drm_device *dev)
struct drm_i915_gem_object *ctx;
int ret;
+ WARN_ON(!mutex_is_locked(&dev->struct_mutex));
+
ctx = i915_gem_alloc_object(dev, 4096);
if (!ctx) {
DRM_DEBUG("failed to alloc power context, RC6 disabled\n");
return NULL;
}
- mutex_lock(&dev->struct_mutex);
ret = i915_gem_object_pin(ctx, 4096, true);
if (ret) {
DRM_ERROR("failed to pin power context: %d\n", ret);
@@ -6623,7 +6866,6 @@ intel_alloc_context_page(struct drm_device *dev)
DRM_ERROR("failed to set-domain on power context: %d\n", ret);
goto err_unpin;
}
- mutex_unlock(&dev->struct_mutex);
return ctx;
@@ -6758,6 +7000,11 @@ void gen6_disable_rps(struct drm_device *dev)
I915_WRITE(GEN6_RPNSWREQ, 1 << 31);
I915_WRITE(GEN6_PMINTRMSK, 0xffffffff);
I915_WRITE(GEN6_PMIER, 0);
+
+ spin_lock_irq(&dev_priv->rps_lock);
+ dev_priv->pm_iir = 0;
+ spin_unlock_irq(&dev_priv->rps_lock);
+
I915_WRITE(GEN6_PMIIR, I915_READ(GEN6_PMIIR));
}
@@ -6851,7 +7098,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
{
u32 rp_state_cap = I915_READ(GEN6_RP_STATE_CAP);
u32 gt_perf_status = I915_READ(GEN6_GT_PERF_STATUS);
- u32 pcu_mbox;
+ u32 pcu_mbox, rc6_mask = 0;
int cur_freq, min_freq, max_freq;
int i;
@@ -6862,7 +7109,8 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
* userspace...
*/
I915_WRITE(GEN6_RC_STATE, 0);
- __gen6_gt_force_wake_get(dev_priv);
+ mutex_lock(&dev_priv->dev->struct_mutex);
+ gen6_gt_force_wake_get(dev_priv);
/* disable the counters and set deterministic thresholds */
I915_WRITE(GEN6_RC_CONTROL, 0);
@@ -6882,9 +7130,12 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
I915_WRITE(GEN6_RC6p_THRESHOLD, 100000);
I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */
+ if (i915_enable_rc6)
+ rc6_mask = GEN6_RC_CTL_RC6p_ENABLE |
+ GEN6_RC_CTL_RC6_ENABLE;
+
I915_WRITE(GEN6_RC_CONTROL,
- GEN6_RC_CTL_RC6p_ENABLE |
- GEN6_RC_CTL_RC6_ENABLE |
+ rc6_mask |
GEN6_RC_CTL_EI_MODE(1) |
GEN6_RC_CTL_HW_ENABLE);
@@ -6956,168 +7207,237 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv)
GEN6_PM_RP_DOWN_THRESHOLD |
GEN6_PM_RP_UP_EI_EXPIRED |
GEN6_PM_RP_DOWN_EI_EXPIRED);
+ spin_lock_irq(&dev_priv->rps_lock);
+ WARN_ON(dev_priv->pm_iir != 0);
I915_WRITE(GEN6_PMIMR, 0);
+ spin_unlock_irq(&dev_priv->rps_lock);
/* enable all PM interrupts */
I915_WRITE(GEN6_PMINTRMSK, 0);
- __gen6_gt_force_wake_put(dev_priv);
+ gen6_gt_force_wake_put(dev_priv);
+ mutex_unlock(&dev_priv->dev->struct_mutex);
}
-void intel_enable_clock_gating(struct drm_device *dev)
+static void ironlake_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ uint32_t dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE;
+
+ /* Required for FBC */
+ dspclk_gate |= DPFCUNIT_CLOCK_GATE_DISABLE |
+ DPFCRUNIT_CLOCK_GATE_DISABLE |
+ DPFDUNIT_CLOCK_GATE_DISABLE;
+ /* Required for CxSR */
+ dspclk_gate |= DPARBUNIT_CLOCK_GATE_DISABLE;
+
+ I915_WRITE(PCH_3DCGDIS0,
+ MARIUNIT_CLOCK_GATE_DISABLE |
+ SVSMUNIT_CLOCK_GATE_DISABLE);
+ I915_WRITE(PCH_3DCGDIS1,
+ VFMUNIT_CLOCK_GATE_DISABLE);
+
+ I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
+
+ /*
+ * According to the spec the following bits should be set in
+ * order to enable memory self-refresh
+ * The bit 22/21 of 0x42004
+ * The bit 5 of 0x42020
+ * The bit 15 of 0x45000
+ */
+ I915_WRITE(ILK_DISPLAY_CHICKEN2,
+ (I915_READ(ILK_DISPLAY_CHICKEN2) |
+ ILK_DPARB_GATE | ILK_VSDPFD_FULL));
+ I915_WRITE(ILK_DSPCLK_GATE,
+ (I915_READ(ILK_DSPCLK_GATE) |
+ ILK_DPARB_CLK_GATE));
+ I915_WRITE(DISP_ARB_CTL,
+ (I915_READ(DISP_ARB_CTL) |
+ DISP_FBC_WM_DIS));
+ I915_WRITE(WM3_LP_ILK, 0);
+ I915_WRITE(WM2_LP_ILK, 0);
+ I915_WRITE(WM1_LP_ILK, 0);
+
+ /*
+ * Based on the document from hardware guys the following bits
+ * should be set unconditionally in order to enable FBC.
+ * The bit 22 of 0x42000
+ * The bit 22 of 0x42004
+ * The bit 7,8,9 of 0x42020.
+ */
+ if (IS_IRONLAKE_M(dev)) {
+ I915_WRITE(ILK_DISPLAY_CHICKEN1,
+ I915_READ(ILK_DISPLAY_CHICKEN1) |
+ ILK_FBCQ_DIS);
+ I915_WRITE(ILK_DISPLAY_CHICKEN2,
+ I915_READ(ILK_DISPLAY_CHICKEN2) |
+ ILK_DPARB_GATE);
+ I915_WRITE(ILK_DSPCLK_GATE,
+ I915_READ(ILK_DSPCLK_GATE) |
+ ILK_DPFC_DIS1 |
+ ILK_DPFC_DIS2 |
+ ILK_CLK_FBC);
+ }
+
+ I915_WRITE(ILK_DISPLAY_CHICKEN2,
+ I915_READ(ILK_DISPLAY_CHICKEN2) |
+ ILK_ELPIN_409_SELECT);
+ I915_WRITE(_3D_CHICKEN2,
+ _3D_CHICKEN2_WM_READ_PIPELINED << 16 |
+ _3D_CHICKEN2_WM_READ_PIPELINED);
+}
+
+static void gen6_init_clock_gating(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
int pipe;
+ uint32_t dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE;
+
+ I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
+
+ I915_WRITE(ILK_DISPLAY_CHICKEN2,
+ I915_READ(ILK_DISPLAY_CHICKEN2) |
+ ILK_ELPIN_409_SELECT);
+
+ I915_WRITE(WM3_LP_ILK, 0);
+ I915_WRITE(WM2_LP_ILK, 0);
+ I915_WRITE(WM1_LP_ILK, 0);
/*
- * Disable clock gating reported to work incorrectly according to the
- * specs, but enable as much else as we can.
+ * According to the spec the following bits should be
+ * set in order to enable memory self-refresh and fbc:
+ * The bit21 and bit22 of 0x42000
+ * The bit21 and bit22 of 0x42004
+ * The bit5 and bit7 of 0x42020
+ * The bit14 of 0x70180
+ * The bit14 of 0x71180
*/
- if (HAS_PCH_SPLIT(dev)) {
- uint32_t dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE;
+ I915_WRITE(ILK_DISPLAY_CHICKEN1,
+ I915_READ(ILK_DISPLAY_CHICKEN1) |
+ ILK_FBCQ_DIS | ILK_PABSTRETCH_DIS);
+ I915_WRITE(ILK_DISPLAY_CHICKEN2,
+ I915_READ(ILK_DISPLAY_CHICKEN2) |
+ ILK_DPARB_GATE | ILK_VSDPFD_FULL);
+ I915_WRITE(ILK_DSPCLK_GATE,
+ I915_READ(ILK_DSPCLK_GATE) |
+ ILK_DPARB_CLK_GATE |
+ ILK_DPFD_CLK_GATE);
- if (IS_GEN5(dev)) {
- /* Required for FBC */
- dspclk_gate |= DPFCUNIT_CLOCK_GATE_DISABLE |
- DPFCRUNIT_CLOCK_GATE_DISABLE |
- DPFDUNIT_CLOCK_GATE_DISABLE;
- /* Required for CxSR */
- dspclk_gate |= DPARBUNIT_CLOCK_GATE_DISABLE;
-
- I915_WRITE(PCH_3DCGDIS0,
- MARIUNIT_CLOCK_GATE_DISABLE |
- SVSMUNIT_CLOCK_GATE_DISABLE);
- I915_WRITE(PCH_3DCGDIS1,
- VFMUNIT_CLOCK_GATE_DISABLE);
- }
+ for_each_pipe(pipe)
+ I915_WRITE(DSPCNTR(pipe),
+ I915_READ(DSPCNTR(pipe)) |
+ DISPPLANE_TRICKLE_FEED_DISABLE);
+}
- I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
+static void ivybridge_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ int pipe;
+ uint32_t dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE;
- /*
- * On Ibex Peak and Cougar Point, we need to disable clock
- * gating for the panel power sequencer or it will fail to
- * start up when no ports are active.
- */
- I915_WRITE(SOUTH_DSPCLK_GATE_D, PCH_DPLSUNIT_CLOCK_GATE_DISABLE);
+ I915_WRITE(PCH_DSPCLK_GATE_D, dspclk_gate);
- /*
- * According to the spec the following bits should be set in
- * order to enable memory self-refresh
- * The bit 22/21 of 0x42004
- * The bit 5 of 0x42020
- * The bit 15 of 0x45000
- */
- if (IS_GEN5(dev)) {
- I915_WRITE(ILK_DISPLAY_CHICKEN2,
- (I915_READ(ILK_DISPLAY_CHICKEN2) |
- ILK_DPARB_GATE | ILK_VSDPFD_FULL));
- I915_WRITE(ILK_DSPCLK_GATE,
- (I915_READ(ILK_DSPCLK_GATE) |
- ILK_DPARB_CLK_GATE));
- I915_WRITE(DISP_ARB_CTL,
- (I915_READ(DISP_ARB_CTL) |
- DISP_FBC_WM_DIS));
- I915_WRITE(WM3_LP_ILK, 0);
- I915_WRITE(WM2_LP_ILK, 0);
- I915_WRITE(WM1_LP_ILK, 0);
- }
- /*
- * Based on the document from hardware guys the following bits
- * should be set unconditionally in order to enable FBC.
- * The bit 22 of 0x42000
- * The bit 22 of 0x42004
- * The bit 7,8,9 of 0x42020.
- */
- if (IS_IRONLAKE_M(dev)) {
- I915_WRITE(ILK_DISPLAY_CHICKEN1,
- I915_READ(ILK_DISPLAY_CHICKEN1) |
- ILK_FBCQ_DIS);
- I915_WRITE(ILK_DISPLAY_CHICKEN2,
- I915_READ(ILK_DISPLAY_CHICKEN2) |
- ILK_DPARB_GATE);
- I915_WRITE(ILK_DSPCLK_GATE,
- I915_READ(ILK_DSPCLK_GATE) |
- ILK_DPFC_DIS1 |
- ILK_DPFC_DIS2 |
- ILK_CLK_FBC);
- }
+ I915_WRITE(WM3_LP_ILK, 0);
+ I915_WRITE(WM2_LP_ILK, 0);
+ I915_WRITE(WM1_LP_ILK, 0);
- I915_WRITE(ILK_DISPLAY_CHICKEN2,
- I915_READ(ILK_DISPLAY_CHICKEN2) |
- ILK_ELPIN_409_SELECT);
+ I915_WRITE(ILK_DSPCLK_GATE, IVB_VRHUNIT_CLK_GATE);
- if (IS_GEN5(dev)) {
- I915_WRITE(_3D_CHICKEN2,
- _3D_CHICKEN2_WM_READ_PIPELINED << 16 |
- _3D_CHICKEN2_WM_READ_PIPELINED);
- }
+ for_each_pipe(pipe)
+ I915_WRITE(DSPCNTR(pipe),
+ I915_READ(DSPCNTR(pipe)) |
+ DISPPLANE_TRICKLE_FEED_DISABLE);
+}
- if (IS_GEN6(dev)) {
- I915_WRITE(WM3_LP_ILK, 0);
- I915_WRITE(WM2_LP_ILK, 0);
- I915_WRITE(WM1_LP_ILK, 0);
+static void g4x_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ uint32_t dspclk_gate;
- /*
- * According to the spec the following bits should be
- * set in order to enable memory self-refresh and fbc:
- * The bit21 and bit22 of 0x42000
- * The bit21 and bit22 of 0x42004
- * The bit5 and bit7 of 0x42020
- * The bit14 of 0x70180
- * The bit14 of 0x71180
- */
- I915_WRITE(ILK_DISPLAY_CHICKEN1,
- I915_READ(ILK_DISPLAY_CHICKEN1) |
- ILK_FBCQ_DIS | ILK_PABSTRETCH_DIS);
- I915_WRITE(ILK_DISPLAY_CHICKEN2,
- I915_READ(ILK_DISPLAY_CHICKEN2) |
- ILK_DPARB_GATE | ILK_VSDPFD_FULL);
- I915_WRITE(ILK_DSPCLK_GATE,
- I915_READ(ILK_DSPCLK_GATE) |
- ILK_DPARB_CLK_GATE |
- ILK_DPFD_CLK_GATE);
-
- for_each_pipe(pipe)
- I915_WRITE(DSPCNTR(pipe),
- I915_READ(DSPCNTR(pipe)) |
- DISPPLANE_TRICKLE_FEED_DISABLE);
- }
- } else if (IS_G4X(dev)) {
- uint32_t dspclk_gate;
- I915_WRITE(RENCLK_GATE_D1, 0);
- I915_WRITE(RENCLK_GATE_D2, VF_UNIT_CLOCK_GATE_DISABLE |
- GS_UNIT_CLOCK_GATE_DISABLE |
- CL_UNIT_CLOCK_GATE_DISABLE);
- I915_WRITE(RAMCLK_GATE_D, 0);
- dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE |
- OVRUNIT_CLOCK_GATE_DISABLE |
- OVCUNIT_CLOCK_GATE_DISABLE;
- if (IS_GM45(dev))
- dspclk_gate |= DSSUNIT_CLOCK_GATE_DISABLE;
- I915_WRITE(DSPCLK_GATE_D, dspclk_gate);
- } else if (IS_CRESTLINE(dev)) {
- I915_WRITE(RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE);
- I915_WRITE(RENCLK_GATE_D2, 0);
- I915_WRITE(DSPCLK_GATE_D, 0);
- I915_WRITE(RAMCLK_GATE_D, 0);
- I915_WRITE16(DEUC, 0);
- } else if (IS_BROADWATER(dev)) {
- I915_WRITE(RENCLK_GATE_D1, I965_RCZ_CLOCK_GATE_DISABLE |
- I965_RCC_CLOCK_GATE_DISABLE |
- I965_RCPB_CLOCK_GATE_DISABLE |
- I965_ISC_CLOCK_GATE_DISABLE |
- I965_FBC_CLOCK_GATE_DISABLE);
- I915_WRITE(RENCLK_GATE_D2, 0);
- } else if (IS_GEN3(dev)) {
- u32 dstate = I915_READ(D_STATE);
+ I915_WRITE(RENCLK_GATE_D1, 0);
+ I915_WRITE(RENCLK_GATE_D2, VF_UNIT_CLOCK_GATE_DISABLE |
+ GS_UNIT_CLOCK_GATE_DISABLE |
+ CL_UNIT_CLOCK_GATE_DISABLE);
+ I915_WRITE(RAMCLK_GATE_D, 0);
+ dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE |
+ OVRUNIT_CLOCK_GATE_DISABLE |
+ OVCUNIT_CLOCK_GATE_DISABLE;
+ if (IS_GM45(dev))
+ dspclk_gate |= DSSUNIT_CLOCK_GATE_DISABLE;
+ I915_WRITE(DSPCLK_GATE_D, dspclk_gate);
+}
- dstate |= DSTATE_PLL_D3_OFF | DSTATE_GFX_CLOCK_GATING |
- DSTATE_DOT_CLOCK_GATING;
- I915_WRITE(D_STATE, dstate);
- } else if (IS_I85X(dev) || IS_I865G(dev)) {
- I915_WRITE(RENCLK_GATE_D1, SV_CLOCK_GATE_DISABLE);
- } else if (IS_I830(dev)) {
- I915_WRITE(DSPCLK_GATE_D, OVRUNIT_CLOCK_GATE_DISABLE);
- }
+static void crestline_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ I915_WRITE(RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE);
+ I915_WRITE(RENCLK_GATE_D2, 0);
+ I915_WRITE(DSPCLK_GATE_D, 0);
+ I915_WRITE(RAMCLK_GATE_D, 0);
+ I915_WRITE16(DEUC, 0);
+}
+
+static void broadwater_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ I915_WRITE(RENCLK_GATE_D1, I965_RCZ_CLOCK_GATE_DISABLE |
+ I965_RCC_CLOCK_GATE_DISABLE |
+ I965_RCPB_CLOCK_GATE_DISABLE |
+ I965_ISC_CLOCK_GATE_DISABLE |
+ I965_FBC_CLOCK_GATE_DISABLE);
+ I915_WRITE(RENCLK_GATE_D2, 0);
+}
+
+static void gen3_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+ u32 dstate = I915_READ(D_STATE);
+
+ dstate |= DSTATE_PLL_D3_OFF | DSTATE_GFX_CLOCK_GATING |
+ DSTATE_DOT_CLOCK_GATING;
+ I915_WRITE(D_STATE, dstate);
+}
+
+static void i85x_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ I915_WRITE(RENCLK_GATE_D1, SV_CLOCK_GATE_DISABLE);
+}
+
+static void i830_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ I915_WRITE(DSPCLK_GATE_D, OVRUNIT_CLOCK_GATE_DISABLE);
+}
+
+static void ibx_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ /*
+ * On Ibex Peak and Cougar Point, we need to disable clock
+ * gating for the panel power sequencer or it will fail to
+ * start up when no ports are active.
+ */
+ I915_WRITE(SOUTH_DSPCLK_GATE_D, PCH_DPLSUNIT_CLOCK_GATE_DISABLE);
+}
+
+static void cpt_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ /*
+ * On Ibex Peak and Cougar Point, we need to disable clock
+ * gating for the panel power sequencer or it will fail to
+ * start up when no ports are active.
+ */
+ I915_WRITE(SOUTH_DSPCLK_GATE_D, PCH_DPLSUNIT_CLOCK_GATE_DISABLE);
+ I915_WRITE(SOUTH_CHICKEN2, I915_READ(SOUTH_CHICKEN2) |
+ DPLS_EDP_PPS_FIX_DIS);
}
static void ironlake_teardown_rc6(struct drm_device *dev)
@@ -7187,9 +7507,12 @@ void ironlake_enable_rc6(struct drm_device *dev)
if (!i915_enable_rc6)
return;
+ mutex_lock(&dev->struct_mutex);
ret = ironlake_setup_rc6(dev);
- if (ret)
+ if (ret) {
+ mutex_unlock(&dev->struct_mutex);
return;
+ }
/*
* GPU can automatically power down the render unit if given a page
@@ -7198,6 +7521,7 @@ void ironlake_enable_rc6(struct drm_device *dev)
ret = BEGIN_LP_RING(6);
if (ret) {
ironlake_teardown_rc6(dev);
+ mutex_unlock(&dev->struct_mutex);
return;
}
@@ -7213,10 +7537,33 @@ void ironlake_enable_rc6(struct drm_device *dev)
OUT_RING(MI_FLUSH);
ADVANCE_LP_RING();
+ /*
+ * Wait for the command parser to advance past MI_SET_CONTEXT. The HW
+ * does an implicit flush, combined with MI_FLUSH above, it should be
+ * safe to assume that renderctx is valid
+ */
+ ret = intel_wait_ring_idle(LP_RING(dev_priv));
+ if (ret) {
+ DRM_ERROR("failed to enable ironlake power power savings\n");
+ ironlake_teardown_rc6(dev);
+ mutex_unlock(&dev->struct_mutex);
+ return;
+ }
+
I915_WRITE(PWRCTXA, dev_priv->pwrctx->gtt_offset | PWRCTX_EN);
I915_WRITE(RSTDBYCTL, I915_READ(RSTDBYCTL) & ~RCX_SW_EXIT);
+ mutex_unlock(&dev->struct_mutex);
}
+void intel_init_clock_gating(struct drm_device *dev)
+{
+ struct drm_i915_private *dev_priv = dev->dev_private;
+
+ dev_priv->display.init_clock_gating(dev);
+
+ if (dev_priv->display.init_pch_clock_gating)
+ dev_priv->display.init_pch_clock_gating(dev);
+}
/* Set up chip specific display functions */
static void intel_init_display(struct drm_device *dev)
@@ -7224,10 +7571,13 @@ static void intel_init_display(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
/* We always want a DPMS function */
- if (HAS_PCH_SPLIT(dev))
+ if (HAS_PCH_SPLIT(dev)) {
dev_priv->display.dpms = ironlake_crtc_dpms;
- else
+ dev_priv->display.crtc_mode_set = ironlake_crtc_mode_set;
+ } else {
dev_priv->display.dpms = i9xx_crtc_dpms;
+ dev_priv->display.crtc_mode_set = i9xx_crtc_mode_set;
+ }
if (I915_HAS_FBC(dev)) {
if (HAS_PCH_SPLIT(dev)) {
@@ -7271,6 +7621,11 @@ static void intel_init_display(struct drm_device *dev)
/* For FIFO watermark updates */
if (HAS_PCH_SPLIT(dev)) {
+ if (HAS_PCH_IBX(dev))
+ dev_priv->display.init_pch_clock_gating = ibx_init_clock_gating;
+ else if (HAS_PCH_CPT(dev))
+ dev_priv->display.init_pch_clock_gating = cpt_init_clock_gating;
+
if (IS_GEN5(dev)) {
if (I915_READ(MLTR_ILK) & ILK_SRLT_MASK)
dev_priv->display.update_wm = ironlake_update_wm;
@@ -7279,6 +7634,8 @@ static void intel_init_display(struct drm_device *dev)
"Disable CxSR\n");
dev_priv->display.update_wm = NULL;
}
+ dev_priv->display.fdi_link_train = ironlake_fdi_link_train;
+ dev_priv->display.init_clock_gating = ironlake_init_clock_gating;
} else if (IS_GEN6(dev)) {
if (SNB_READ_WM0_LATENCY()) {
dev_priv->display.update_wm = sandybridge_update_wm;
@@ -7287,6 +7644,20 @@ static void intel_init_display(struct drm_device *dev)
"Disable CxSR\n");
dev_priv->display.update_wm = NULL;
}
+ dev_priv->display.fdi_link_train = gen6_fdi_link_train;
+ dev_priv->display.init_clock_gating = gen6_init_clock_gating;
+ } else if (IS_IVYBRIDGE(dev)) {
+ /* FIXME: detect B0+ stepping and use auto training */
+ dev_priv->display.fdi_link_train = ivb_manual_fdi_link_train;
+ if (SNB_READ_WM0_LATENCY()) {
+ dev_priv->display.update_wm = sandybridge_update_wm;
+ } else {
+ DRM_DEBUG_KMS("Failed to read display plane latency. "
+ "Disable CxSR\n");
+ dev_priv->display.update_wm = NULL;
+ }
+ dev_priv->display.init_clock_gating = ivybridge_init_clock_gating;
+
} else
dev_priv->display.update_wm = NULL;
} else if (IS_PINEVIEW(dev)) {
@@ -7304,18 +7675,30 @@ static void intel_init_display(struct drm_device *dev)
dev_priv->display.update_wm = NULL;
} else
dev_priv->display.update_wm = pineview_update_wm;
- } else if (IS_G4X(dev))
+ } else if (IS_G4X(dev)) {
dev_priv->display.update_wm = g4x_update_wm;
- else if (IS_GEN4(dev))
+ dev_priv->display.init_clock_gating = g4x_init_clock_gating;
+ } else if (IS_GEN4(dev)) {
dev_priv->display.update_wm = i965_update_wm;
- else if (IS_GEN3(dev)) {
+ if (IS_CRESTLINE(dev))
+ dev_priv->display.init_clock_gating = crestline_init_clock_gating;
+ else if (IS_BROADWATER(dev))
+ dev_priv->display.init_clock_gating = broadwater_init_clock_gating;
+ } else if (IS_GEN3(dev)) {
dev_priv->display.update_wm = i9xx_update_wm;
dev_priv->display.get_fifo_size = i9xx_get_fifo_size;
+ dev_priv->display.init_clock_gating = gen3_init_clock_gating;
+ } else if (IS_I865G(dev)) {
+ dev_priv->display.update_wm = i830_update_wm;
+ dev_priv->display.init_clock_gating = i85x_init_clock_gating;
+ dev_priv->display.get_fifo_size = i830_get_fifo_size;
} else if (IS_I85X(dev)) {
dev_priv->display.update_wm = i9xx_update_wm;
dev_priv->display.get_fifo_size = i85x_get_fifo_size;
+ dev_priv->display.init_clock_gating = i85x_init_clock_gating;
} else {
dev_priv->display.update_wm = i830_update_wm;
+ dev_priv->display.init_clock_gating = i830_init_clock_gating;
if (IS_845G(dev))
dev_priv->display.get_fifo_size = i845_get_fifo_size;
else
@@ -7441,12 +7824,11 @@ void intel_modeset_init(struct drm_device *dev)
intel_crtc_init(dev, i);
}
- intel_setup_outputs(dev);
-
- intel_enable_clock_gating(dev);
-
/* Just disable it once at startup */
i915_disable_vga(dev);
+ intel_setup_outputs(dev);
+
+ intel_init_clock_gating(dev);
if (IS_IRONLAKE_M(dev)) {
ironlake_enable_drps(dev);
@@ -7456,12 +7838,15 @@ void intel_modeset_init(struct drm_device *dev)
if (IS_GEN6(dev))
gen6_enable_rps(dev_priv);
- if (IS_IRONLAKE_M(dev))
- ironlake_enable_rc6(dev);
-
INIT_WORK(&dev_priv->idle_work, intel_idle_update);
setup_timer(&dev_priv->idle_timer, intel_gpu_idle_timer,
(unsigned long)dev);
+}
+
+void intel_modeset_gem_init(struct drm_device *dev)
+{
+ if (IS_IRONLAKE_M(dev))
+ ironlake_enable_rc6(dev);
intel_setup_overlay(dev);
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 1d20712..831d7a4 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -140,7 +140,6 @@ struct intel_fbdev {
struct intel_encoder {
struct drm_encoder base;
int type;
- bool load_detect_temp;
bool needs_tv_clock;
void (*hot_plug)(struct intel_encoder *);
int crtc_mask;
@@ -291,13 +290,19 @@ int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern void intel_wait_for_vblank(struct drm_device *dev, int pipe);
extern void intel_wait_for_pipe_off(struct drm_device *dev, int pipe);
-extern struct drm_crtc *intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
- struct drm_connector *connector,
- struct drm_display_mode *mode,
- int *dpms_mode);
+
+struct intel_load_detect_pipe {
+ struct drm_framebuffer *release_fb;
+ bool load_detect_temp;
+ int dpms_mode;
+};
+extern bool intel_get_load_detect_pipe(struct intel_encoder *intel_encoder,
+ struct drm_connector *connector,
+ struct drm_display_mode *mode,
+ struct intel_load_detect_pipe *old);
extern void intel_release_load_detect_pipe(struct intel_encoder *intel_encoder,
struct drm_connector *connector,
- int dpms_mode);
+ struct intel_load_detect_pipe *old);
extern struct drm_connector* intel_sdvo_find(struct drm_device *dev, int sdvoB);
extern int intel_sdvo_supports_hotplug(struct drm_connector *connector);
@@ -339,4 +344,6 @@ extern int intel_overlay_attrs(struct drm_device *dev, void *data,
extern void intel_fb_output_poll_changed(struct drm_device *dev);
extern void intel_fb_restore_mode(struct drm_device *dev);
+
+extern void intel_init_clock_gating(struct drm_device *dev);
#endif /* __INTEL_DRV_H__ */
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index e9e6f71..95c4b14 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -236,7 +236,7 @@ init_pipe_control(struct intel_ring_buffer *ring)
ret = -ENOMEM;
goto err;
}
- obj->agp_type = AGP_USER_CACHED_MEMORY;
+ obj->cache_level = I915_CACHE_LLC;
ret = i915_gem_object_pin(obj, 4096, true);
if (ret)
@@ -286,7 +286,7 @@ static int init_render_ring(struct intel_ring_buffer *ring)
if (INTEL_INFO(dev)->gen > 3) {
int mode = VS_TIMER_DISPATCH << 16 | VS_TIMER_DISPATCH;
- if (IS_GEN6(dev))
+ if (IS_GEN6(dev) || IS_GEN7(dev))
mode |= MI_FLUSH_ENABLE << 16 | MI_FLUSH_ENABLE;
I915_WRITE(MI_MODE, mode);
}
@@ -551,10 +551,31 @@ render_ring_put_irq(struct intel_ring_buffer *ring)
void intel_ring_setup_status_page(struct intel_ring_buffer *ring)
{
+ struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = ring->dev->dev_private;
- u32 mmio = IS_GEN6(ring->dev) ?
- RING_HWS_PGA_GEN6(ring->mmio_base) :
- RING_HWS_PGA(ring->mmio_base);
+ u32 mmio = 0;
+
+ /* The ring status page addresses are no longer next to the rest of
+ * the ring registers as of gen7.
+ */
+ if (IS_GEN7(dev)) {
+ switch (ring->id) {
+ case RING_RENDER:
+ mmio = RENDER_HWS_PGA_GEN7;
+ break;
+ case RING_BLT:
+ mmio = BLT_HWS_PGA_GEN7;
+ break;
+ case RING_BSD:
+ mmio = BSD_HWS_PGA_GEN7;
+ break;
+ }
+ } else if (IS_GEN6(ring->dev)) {
+ mmio = RING_HWS_PGA_GEN6(ring->mmio_base);
+ } else {
+ mmio = RING_HWS_PGA(ring->mmio_base);
+ }
+
I915_WRITE(mmio, (u32)ring->status_page.gfx_addr);
POSTING_READ(mmio);
}
@@ -600,7 +621,7 @@ ring_add_request(struct intel_ring_buffer *ring,
}
static bool
-ring_get_irq(struct intel_ring_buffer *ring, u32 flag)
+gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
{
struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
@@ -609,71 +630,67 @@ ring_get_irq(struct intel_ring_buffer *ring, u32 flag)
return false;
spin_lock(&ring->irq_lock);
- if (ring->irq_refcount++ == 0)
- ironlake_enable_irq(dev_priv, flag);
+ if (ring->irq_refcount++ == 0) {
+ ring->irq_mask &= ~rflag;
+ I915_WRITE_IMR(ring, ring->irq_mask);
+ ironlake_enable_irq(dev_priv, gflag);
+ }
spin_unlock(&ring->irq_lock);
return true;
}
static void
-ring_put_irq(struct intel_ring_buffer *ring, u32 flag)
+gen6_ring_put_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
{
struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
spin_lock(&ring->irq_lock);
- if (--ring->irq_refcount == 0)
- ironlake_disable_irq(dev_priv, flag);
+ if (--ring->irq_refcount == 0) {
+ ring->irq_mask |= rflag;
+ I915_WRITE_IMR(ring, ring->irq_mask);
+ ironlake_disable_irq(dev_priv, gflag);
+ }
spin_unlock(&ring->irq_lock);
}
static bool
-gen6_ring_get_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
+bsd_ring_get_irq(struct intel_ring_buffer *ring)
{
struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
if (!dev->irq_enabled)
- return false;
+ return false;
spin_lock(&ring->irq_lock);
if (ring->irq_refcount++ == 0) {
- ring->irq_mask &= ~rflag;
- I915_WRITE_IMR(ring, ring->irq_mask);
- ironlake_enable_irq(dev_priv, gflag);
+ if (IS_G4X(dev))
+ i915_enable_irq(dev_priv, I915_BSD_USER_INTERRUPT);
+ else
+ ironlake_enable_irq(dev_priv, GT_BSD_USER_INTERRUPT);
}
spin_unlock(&ring->irq_lock);
return true;
}
-
static void
-gen6_ring_put_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag)
+bsd_ring_put_irq(struct intel_ring_buffer *ring)
{
struct drm_device *dev = ring->dev;
drm_i915_private_t *dev_priv = dev->dev_private;
spin_lock(&ring->irq_lock);
if (--ring->irq_refcount == 0) {
- ring->irq_mask |= rflag;
- I915_WRITE_IMR(ring, ring->irq_mask);
- ironlake_disable_irq(dev_priv, gflag);
+ if (IS_G4X(dev))
+ i915_disable_irq(dev_priv, I915_BSD_USER_INTERRUPT);
+ else
+ ironlake_disable_irq(dev_priv, GT_BSD_USER_INTERRUPT);
}
spin_unlock(&ring->irq_lock);
}
-static bool
-bsd_ring_get_irq(struct intel_ring_buffer *ring)
-{
- return ring_get_irq(ring, GT_BSD_USER_INTERRUPT);
-}
-static void
-bsd_ring_put_irq(struct intel_ring_buffer *ring)
-{
- ring_put_irq(ring, GT_BSD_USER_INTERRUPT);
-}
-
static int
ring_dispatch_execbuffer(struct intel_ring_buffer *ring, u32 offset, u32 length)
{
@@ -759,7 +776,7 @@ static int init_status_page(struct intel_ring_buffer *ring)
ret = -ENOMEM;
goto err;
}
- obj->agp_type = AGP_USER_CACHED_MEMORY;
+ obj->cache_level = I915_CACHE_LLC;
ret = i915_gem_object_pin(obj, 4096, true);
if (ret != 0) {
@@ -800,6 +817,7 @@ int intel_init_ring_buffer(struct drm_device *dev,
INIT_LIST_HEAD(&ring->request_list);
INIT_LIST_HEAD(&ring->gpu_write_list);
+ init_waitqueue_head(&ring->irq_queue);
spin_lock_init(&ring->irq_lock);
ring->irq_mask = ~0;
@@ -872,7 +890,7 @@ void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring)
/* Disable the ring buffer. The ring must be idle at this point */
dev_priv = ring->dev->dev_private;
- ret = intel_wait_ring_buffer(ring, ring->size - 8);
+ ret = intel_wait_ring_idle(ring);
if (ret)
DRM_ERROR("failed to quiesce %s whilst cleaning up: %d\n",
ring->name, ret);
@@ -1333,7 +1351,7 @@ int intel_init_bsd_ring_buffer(struct drm_device *dev)
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_ring_buffer *ring = &dev_priv->ring[VCS];
- if (IS_GEN6(dev))
+ if (IS_GEN6(dev) || IS_GEN7(dev))
*ring = gen6_bsd_ring;
else
*ring = bsd_ring;
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.h b/drivers/gpu/drm/i915/intel_ringbuffer.h
index f23cc5f..c0e0ee6 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.h
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.h
@@ -14,27 +14,24 @@ struct intel_hw_status_page {
struct drm_i915_gem_object *obj;
};
-#define I915_RING_READ(reg) i915_gt_read(dev_priv, reg)
-#define I915_RING_WRITE(reg, val) i915_gt_write(dev_priv, reg, val)
+#define I915_READ_TAIL(ring) I915_READ(RING_TAIL((ring)->mmio_base))
+#define I915_WRITE_TAIL(ring, val) I915_WRITE(RING_TAIL((ring)->mmio_base), val)
-#define I915_READ_TAIL(ring) I915_RING_READ(RING_TAIL((ring)->mmio_base))
-#define I915_WRITE_TAIL(ring, val) I915_RING_WRITE(RING_TAIL((ring)->mmio_base), val)
+#define I915_READ_START(ring) I915_READ(RING_START((ring)->mmio_base))
+#define I915_WRITE_START(ring, val) I915_WRITE(RING_START((ring)->mmio_base), val)
-#define I915_READ_START(ring) I915_RING_READ(RING_START((ring)->mmio_base))
-#define I915_WRITE_START(ring, val) I915_RING_WRITE(RING_START((ring)->mmio_base), val)
+#define I915_READ_HEAD(ring) I915_READ(RING_HEAD((ring)->mmio_base))
+#define I915_WRITE_HEAD(ring, val) I915_WRITE(RING_HEAD((ring)->mmio_base), val)
-#define I915_READ_HEAD(ring) I915_RING_READ(RING_HEAD((ring)->mmio_base))
-#define I915_WRITE_HEAD(ring, val) I915_RING_WRITE(RING_HEAD((ring)->mmio_base), val)
+#define I915_READ_CTL(ring) I915_READ(RING_CTL((ring)->mmio_base))
+#define I915_WRITE_CTL(ring, val) I915_WRITE(RING_CTL((ring)->mmio_base), val)
-#define I915_READ_CTL(ring) I915_RING_READ(RING_CTL((ring)->mmio_base))
-#define I915_WRITE_CTL(ring, val) I915_RING_WRITE(RING_CTL((ring)->mmio_base), val)
+#define I915_READ_IMR(ring) I915_READ(RING_IMR((ring)->mmio_base))
+#define I915_WRITE_IMR(ring, val) I915_WRITE(RING_IMR((ring)->mmio_base), val)
-#define I915_READ_IMR(ring) I915_RING_READ(RING_IMR((ring)->mmio_base))
-#define I915_WRITE_IMR(ring, val) I915_RING_WRITE(RING_IMR((ring)->mmio_base), val)
-
-#define I915_READ_NOPID(ring) I915_RING_READ(RING_NOPID((ring)->mmio_base))
-#define I915_READ_SYNC_0(ring) I915_RING_READ(RING_SYNC_0((ring)->mmio_base))
-#define I915_READ_SYNC_1(ring) I915_RING_READ(RING_SYNC_1((ring)->mmio_base))
+#define I915_READ_NOPID(ring) I915_READ(RING_NOPID((ring)->mmio_base))
+#define I915_READ_SYNC_0(ring) I915_READ(RING_SYNC_0((ring)->mmio_base))
+#define I915_READ_SYNC_1(ring) I915_READ(RING_SYNC_1((ring)->mmio_base))
struct intel_ring_buffer {
const char *name;
@@ -164,7 +161,13 @@ intel_read_status_page(struct intel_ring_buffer *ring,
#define I915_BREADCRUMB_INDEX 0x21
void intel_cleanup_ring_buffer(struct intel_ring_buffer *ring);
+
int __must_check intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n);
+static inline int intel_wait_ring_idle(struct intel_ring_buffer *ring)
+{
+ return intel_wait_ring_buffer(ring, ring->space - 8);
+}
+
int __must_check intel_ring_begin(struct intel_ring_buffer *ring, int n);
static inline void intel_ring_emit(struct intel_ring_buffer *ring,
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 4324f33..754086f 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -2544,21 +2544,19 @@ bool intel_sdvo_init(struct drm_device *dev, int sdvo_reg)
if (!intel_sdvo)
return false;
+ intel_sdvo->sdvo_reg = sdvo_reg;
+ intel_sdvo->slave_addr = intel_sdvo_get_slave_addr(dev, sdvo_reg) >> 1;
+ intel_sdvo_select_i2c_bus(dev_priv, intel_sdvo, sdvo_reg);
if (!intel_sdvo_init_ddc_proxy(intel_sdvo, dev)) {
kfree(intel_sdvo);
return false;
}
- intel_sdvo->sdvo_reg = sdvo_reg;
-
+ /* encoder type will be decided later */
intel_encoder = &intel_sdvo->base;
intel_encoder->type = INTEL_OUTPUT_SDVO;
- /* encoder type will be decided later */
drm_encoder_init(dev, &intel_encoder->base, &intel_sdvo_enc_funcs, 0);
- intel_sdvo->slave_addr = intel_sdvo_get_slave_addr(dev, sdvo_reg) >> 1;
- intel_sdvo_select_i2c_bus(dev_priv, intel_sdvo, sdvo_reg);
-
/* Read the regs to test if we can talk to the device */
for (i = 0; i < 0x40; i++) {
u8 byte;
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 6b22c1d..113e4e7 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1361,15 +1361,14 @@ intel_tv_detect(struct drm_connector *connector, bool force)
if (intel_tv->base.base.crtc && intel_tv->base.base.crtc->enabled) {
type = intel_tv_detect_type(intel_tv, connector);
} else if (force) {
- struct drm_crtc *crtc;
- int dpms_mode;
+ struct intel_load_detect_pipe tmp;
- crtc = intel_get_load_detect_pipe(&intel_tv->base, connector,
- &mode, &dpms_mode);
- if (crtc) {
+ if (intel_get_load_detect_pipe(&intel_tv->base, connector,
+ &mode, &tmp)) {
type = intel_tv_detect_type(intel_tv, connector);
- intel_release_load_detect_pipe(&intel_tv->base, connector,
- dpms_mode);
+ intel_release_load_detect_pipe(&intel_tv->base,
+ connector,
+ &tmp);
} else
return connector_status_unknown;
} else
generated by cgit v1.1 at 2024-12-27 21:11:23 +0000