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-rw-r--r--drivers/gpu/drm/radeon/r100.c1
-rw-r--r--drivers/gpu/drm/radeon/r300.c1
-rw-r--r--drivers/gpu/drm/radeon/r520.c1
-rw-r--r--drivers/gpu/drm/radeon/r600.c1
-rw-r--r--drivers/gpu/drm/radeon/radeon.h1
-rw-r--r--drivers/gpu/drm/radeon/radeon_device.c8
-rw-r--r--drivers/gpu/drm/radeon/rs400.c5
-rw-r--r--drivers/gpu/drm/radeon/rs600.c1
-rw-r--r--drivers/gpu/drm/radeon/rs690.c1
-rw-r--r--drivers/gpu/drm/radeon/rv515.c1
10 files changed, 16 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 3970e62..aab5ba0 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -2354,6 +2354,7 @@ void r100_mc_init(struct radeon_device *rdev)
if (rdev->flags & RADEON_IS_IGP)
base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = 0;
if (!(rdev->flags & RADEON_IS_AGP))
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 7e81db5..0a1638c 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -481,6 +481,7 @@ void r300_mc_init(struct radeon_device *rdev)
if (rdev->flags & RADEON_IS_IGP)
base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = 0;
if (!(rdev->flags & RADEON_IS_AGP))
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index 34330df..694af7c 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -125,6 +125,7 @@ void r520_mc_init(struct radeon_device *rdev)
r520_vram_get_type(rdev);
r100_vram_init_sizes(rdev);
radeon_vram_location(rdev, &rdev->mc, 0);
+ rdev->mc.gtt_base_align = 0;
if (!(rdev->flags & RADEON_IS_AGP))
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 3d6645c..e100f69 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1179,6 +1179,7 @@ void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
if (rdev->flags & RADEON_IS_IGP)
base = (RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24;
radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = 0;
radeon_gtt_location(rdev, mc);
}
}
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index ab61aaa..2f94dc6 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -351,6 +351,7 @@ struct radeon_mc {
int vram_mtrr;
bool vram_is_ddr;
bool igp_sideport_enabled;
+ u64 gtt_base_align;
};
bool radeon_combios_sideport_present(struct radeon_device *rdev);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 5f31731..dd279da 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -226,20 +226,20 @@ void radeon_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
{
u64 size_af, size_bf;
- size_af = 0xFFFFFFFF - mc->vram_end;
- size_bf = mc->vram_start;
+ size_af = ((0xFFFFFFFF - mc->vram_end) + mc->gtt_base_align) & ~mc->gtt_base_align;
+ size_bf = mc->vram_start & ~mc->gtt_base_align;
if (size_bf > size_af) {
if (mc->gtt_size > size_bf) {
dev_warn(rdev->dev, "limiting GTT\n");
mc->gtt_size = size_bf;
}
- mc->gtt_start = mc->vram_start - mc->gtt_size;
+ mc->gtt_start = (mc->vram_start & ~mc->gtt_base_align) - mc->gtt_size;
} else {
if (mc->gtt_size > size_af) {
dev_warn(rdev->dev, "limiting GTT\n");
mc->gtt_size = size_af;
}
- mc->gtt_start = mc->vram_end + 1;
+ mc->gtt_start = (mc->vram_end + 1 + mc->gtt_base_align) & ~mc->gtt_base_align;
}
mc->gtt_end = mc->gtt_start + mc->gtt_size - 1;
dev_info(rdev->dev, "GTT: %lluM 0x%08llX - 0x%08llX\n",
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index 9e4240b..f454c9a 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -57,7 +57,9 @@ void rs400_gart_adjust_size(struct radeon_device *rdev)
}
if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) {
/* FIXME: RS400 & RS480 seems to have issue with GART size
- * if 4G of system memory (needs more testing) */
+ * if 4G of system memory (needs more testing)
+ */
+ /* XXX is this still an issue with proper alignment? */
rdev->mc.gtt_size = 32 * 1024 * 1024;
DRM_ERROR("Forcing to 32M GART size (because of ASIC bug ?)\n");
}
@@ -263,6 +265,7 @@ void rs400_mc_init(struct radeon_device *rdev)
r100_vram_init_sizes(rdev);
base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = rdev->mc.gtt_size - 1;
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
}
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 7bb4c3e..6dc15ea 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -698,6 +698,7 @@ void rs600_mc_init(struct radeon_device *rdev)
base = G_000004_MC_FB_START(base) << 16;
rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = 0;
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
}
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index f4f0a61..ce4ecbe 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -162,6 +162,7 @@ void rs690_mc_init(struct radeon_device *rdev)
rs690_pm_info(rdev);
rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = rdev->mc.gtt_size - 1;
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
}
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 7d9a7b0..0c9c169 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -195,6 +195,7 @@ void rv515_mc_init(struct radeon_device *rdev)
rv515_vram_get_type(rdev);
r100_vram_init_sizes(rdev);
radeon_vram_location(rdev, &rdev->mc, 0);
+ rdev->mc.gtt_base_align = 0;
if (!(rdev->flags & RADEON_IS_AGP))
radeon_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
generated by cgit v1.1 at 2024-12-26 22:55:27 +0000