diff options
Diffstat (limited to 'hwc/hwc.c')
| -rwxr-xr-x | hwc/hwc.c | 2703 |
1 files changed, 0 insertions, 2703 deletions
diff --git a/hwc/hwc.c b/hwc/hwc.c deleted file mode 100755 index 7cd1e3a..0000000 --- a/hwc/hwc.c +++ /dev/null @@ -1,2703 +0,0 @@ -/* - * Copyright (C) Texas Instruments - http://www.ti.com/ - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <errno.h> -#include <malloc.h> -#include <stdlib.h> -#include <stdarg.h> -#include <stdbool.h> -#include <fcntl.h> -#include <poll.h> -#include <sys/ioctl.h> -#include <sys/resource.h> - -#include <cutils/properties.h> -#include <cutils/log.h> -#include <cutils/native_handle.h> -#define HWC_REMOVE_DEPRECATED_VERSIONS 1 -#include <hardware/hardware.h> -#include <hardware/hwcomposer.h> -#include <hardware_legacy/uevent.h> -#include <system/graphics.h> -#include <utils/Timers.h> -#include <EGL/egl.h> -#include <edid_parser.h> -#ifdef OMAP_ENHANCEMENT_S3D -#include <ui/S3DFormat.h> -#endif - -#include <linux/fb.h> -#include <linux/omapfb.h> -#include <ion_ti/ion.h> - -#include "hwc_dev.h" -#include "dock_image.h" -#include "sw_vsync.h" - -#define min(a, b) ( { typeof(a) __a = (a), __b = (b); __a < __b ? __a : __b; } ) -#define max(a, b) ( { typeof(a) __a = (a), __b = (b); __a > __b ? __a : __b; } ) -#define swap(a, b) do { typeof(a) __a = (a); (a) = (b); (b) = __a; } while (0) - -#define WIDTH(rect) ((rect).right - (rect).left) -#define HEIGHT(rect) ((rect).bottom - (rect).top) - -#define DIV_ROUND_UP(a, b) (((a) + (b) - 1) / (b)) - -#define MAX_HWC_LAYERS 32 -#define MAX_HW_OVERLAYS 4 -#define NUM_NONSCALING_OVERLAYS 1 -#define NUM_EXT_DISPLAY_BACK_BUFFERS 2 -#define ASPECT_RATIO_TOLERANCE 0.02f - -/* used by property settings */ -enum { - EXT_ROTATION = 3, /* rotation while mirroring */ - EXT_HFLIP = (1 << 2), /* flip l-r on output (after rotation) */ -}; - -#define HAL_FMT(f) ((f) == HAL_PIXEL_FORMAT_TI_NV12 ? "NV12" : \ - (f) == HAL_PIXEL_FORMAT_TI_NV12_1D ? "NV12" : \ - (f) == HAL_PIXEL_FORMAT_YV12 ? "YV12" : \ - (f) == HAL_PIXEL_FORMAT_BGRX_8888 ? "xRGB32" : \ - (f) == HAL_PIXEL_FORMAT_RGBX_8888 ? "xBGR32" : \ - (f) == HAL_PIXEL_FORMAT_BGRA_8888 ? "ARGB32" : \ - (f) == HAL_PIXEL_FORMAT_RGBA_8888 ? "ABGR32" : \ - (f) == HAL_PIXEL_FORMAT_RGB_565 ? "RGB565" : "??") - -#define DSS_FMT(f) ((f) == OMAP_DSS_COLOR_NV12 ? "NV12" : \ - (f) == OMAP_DSS_COLOR_RGB24U ? "xRGB32" : \ - (f) == OMAP_DSS_COLOR_ARGB32 ? "ARGB32" : \ - (f) == OMAP_DSS_COLOR_RGB16 ? "RGB565" : "??") - -static bool debug = false; -static bool debugpost2 = false; -static bool debugblt = false; -static rgz_t grgz; -static rgz_ext_layer_list_t grgz_ext_layer_list; -static struct bvsurfgeom gscrngeom; - -static void showfps(void) -{ - static int framecount = 0; - static int lastframecount = 0; - static nsecs_t lastfpstime = 0; - static float fps = 0; - char value[PROPERTY_VALUE_MAX]; - - property_get("debug.hwc.showfps", value, "0"); - if (!atoi(value)) { - return; - } - - framecount++; - if (!(framecount & 0x7)) { - nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC); - nsecs_t diff = now - lastfpstime; - fps = ((framecount - lastframecount) * (float)(s2ns(1))) / diff; - lastfpstime = now; - lastframecount = framecount; - ALOGI("%d Frames, %f FPS", framecount, fps); - } -} - -static void dump_layer(hwc_layer_1_t const* l) -{ - ALOGD("\ttype=%d, flags=%08x, handle=%p, tr=%02x, blend=%04x, {%d,%d,%d,%d}, {%d,%d,%d,%d}", - l->compositionType, l->flags, l->handle, l->transform, l->blending, - l->sourceCrop.left, - l->sourceCrop.top, - l->sourceCrop.right, - l->sourceCrop.bottom, - l->displayFrame.left, - l->displayFrame.top, - l->displayFrame.right, - l->displayFrame.bottom); -} - -static void dump_dsscomp(struct dsscomp_setup_dispc_data *d) -{ - uint32_t i; - - ALOGD("[%08x] set: %c%c%c %d ovls\n", - d->sync_id, - (d->mode & DSSCOMP_SETUP_MODE_APPLY) ? 'A' : '-', - (d->mode & DSSCOMP_SETUP_MODE_DISPLAY) ? 'D' : '-', - (d->mode & DSSCOMP_SETUP_MODE_CAPTURE) ? 'C' : '-', - d->num_ovls); - - for (i = 0; i < d->num_mgrs; i++) { - struct dss2_mgr_info *mi = &d->mgrs[i]; - ALOGD(" (dis%d alpha=%d col=%08x ilace=%d)\n", - mi->ix, - mi->alpha_blending, mi->default_color, - mi->interlaced); - } - - for (i = 0; i < d->num_ovls; i++) { - struct dss2_ovl_info *oi = &d->ovls[i]; - struct dss2_ovl_cfg *c = &oi->cfg; - if (c->zonly) - ALOGD("ovl%d(%s z%d)\n", - c->ix, c->enabled ? "ON" : "off", c->zorder); - else - ALOGD("ovl%d(%s z%d %s%s *%d%% %d*%d:%d,%d+%d,%d rot%d%s => %d,%d+%d,%d %p/%p|%d)\n", - c->ix, c->enabled ? "ON" : "off", c->zorder, DSS_FMT(c->color_mode), - c->pre_mult_alpha ? " premult" : "", - (c->global_alpha * 100 + 128) / 255, - c->width, c->height, c->crop.x, c->crop.y, - c->crop.w, c->crop.h, - c->rotation, c->mirror ? "+mir" : "", - c->win.x, c->win.y, c->win.w, c->win.h, - (void *) oi->ba, (void *) oi->uv, c->stride); - } -} - -struct dump_buf { - char *buf; - int buf_len; - int len; -}; - -static void dump_printf(struct dump_buf *buf, const char *fmt, ...) -{ - va_list ap; - - va_start(ap, fmt); - buf->len += vsnprintf(buf->buf + buf->len, buf->buf_len - buf->len, fmt, ap); - va_end(ap); -} - -static void dump_set_info(omap_hwc_device_t *hwc_dev, hwc_display_contents_1_t* list) -{ - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - char logbuf[1024]; - struct dump_buf log = { - .buf = logbuf, - .buf_len = sizeof(logbuf), - }; - uint32_t i; - - dump_printf(&log, "set H{"); - for (i = 0; list && i < list->numHwLayers; i++) { - if (i) - dump_printf(&log, " "); - hwc_layer_1_t *layer = &list->hwLayers[i]; - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; - if (hwc_dev->post2_blit_buffers) { - if ((i + 1) < hwc_dev->post2_layers) - dump_printf(&log, "%p:%s,", handle, "DSS"); - else - dump_printf(&log, "%p:%s,", handle, "BV2D"); - } - else - dump_printf(&log, "%p:%s,", handle, layer->compositionType == HWC_OVERLAY ? "DSS" : "SGX"); - if ((layer->flags & HWC_SKIP_LAYER) || !handle) { - dump_printf(&log, "SKIP"); - continue; - } - if (layer->flags & HWC_HINT_CLEAR_FB) - dump_printf(&log, "CLR,"); - dump_printf(&log, "%d*%d(%s)", handle->iWidth, handle->iHeight, HAL_FMT(handle->iFormat)); - if (layer->transform) - dump_printf(&log, "~%d", layer->transform); - } - dump_printf(&log, "} D{"); - for (i = 0; i < dsscomp->num_ovls; i++) { - if (i) - dump_printf(&log, " "); - dump_printf(&log, "%d=", dsscomp->ovls[i].cfg.ix); - if (dsscomp->ovls[i].cfg.enabled) - dump_printf(&log, "%08x:%d*%d,%s", - dsscomp->ovls[i].ba, - dsscomp->ovls[i].cfg.width, - dsscomp->ovls[i].cfg.height, - DSS_FMT(dsscomp->ovls[i].cfg.color_mode)); - else - dump_printf(&log, "-"); - } - dump_printf(&log, "} L{"); - for (i = 0; i < hwc_dev->post2_layers; i++) { - if (i) - dump_printf(&log, " "); - dump_printf(&log, "%p", hwc_dev->buffers[i]); - } - if (hwc_dev->post2_blit_buffers) { - dump_printf(&log, "} B{"); - for (i = hwc_dev->post2_layers; - i < hwc_dev->post2_blit_buffers + hwc_dev->post2_layers; i++) { - dump_printf(&log, "%p ", hwc_dev->buffers[i]); - } - } - dump_printf(&log, "}%s\n", hwc_dev->use_sgx ? " swap" : ""); - - ALOGD("%s", log.buf); -} - -static int sync_id = 0; - -static bool is_valid_format(uint32_t format) -{ - switch(format) { - case HAL_PIXEL_FORMAT_RGB_565: - case HAL_PIXEL_FORMAT_RGBX_8888: - case HAL_PIXEL_FORMAT_RGBA_8888: - case HAL_PIXEL_FORMAT_BGRA_8888: - case HAL_PIXEL_FORMAT_BGRX_8888: - case HAL_PIXEL_FORMAT_TI_NV12: - case HAL_PIXEL_FORMAT_TI_NV12_1D: - return true; - - default: - return false; - } -} -#ifdef OMAP_ENHANCEMENT_S3D -static uint32_t get_s3d_layout_type(hwc_layer_1_t *layer) -{ - return (layer->flags & S3DLayoutTypeMask) >> S3DLayoutTypeShift; -} - -static uint32_t get_s3d_layout_order(hwc_layer_1_t *layer) -{ - return (layer->flags & S3DLayoutOrderMask) >> S3DLayoutOrderShift; -} -#endif - -static bool scaled(hwc_layer_1_t *layer) -{ - int w = WIDTH(layer->sourceCrop); - int h = HEIGHT(layer->sourceCrop); - - if (layer->transform & HWC_TRANSFORM_ROT_90) - swap(w, h); - - bool res = WIDTH(layer->displayFrame) != w || HEIGHT(layer->displayFrame) != h; -#ifdef OMAP_ENHANCEMENT_S3D - /* An S3D layer also needs scaling due to subsampling */ - res = res || (get_s3d_layout_type(layer) != eMono); -#endif - - return res; -} - -static bool is_protected(hwc_layer_1_t *layer) -{ - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; - - return (handle->usage & GRALLOC_USAGE_PROTECTED) != 0; -} - -#define is_BLENDED(layer) ((layer)->blending != HWC_BLENDING_NONE) - -static bool is_RGB(IMG_native_handle_t *handle) -{ - switch(handle->iFormat) - { - case HAL_PIXEL_FORMAT_BGRA_8888: - case HAL_PIXEL_FORMAT_BGRX_8888: - case HAL_PIXEL_FORMAT_RGB_565: - return true; - default: - return false; - } -} -static uint32_t get_format_bpp(uint32_t format) -{ - switch(format) { - case HAL_PIXEL_FORMAT_BGRA_8888: - case HAL_PIXEL_FORMAT_BGRX_8888: - case HAL_PIXEL_FORMAT_RGBX_8888: - case HAL_PIXEL_FORMAT_RGBA_8888: - return 32; - case HAL_PIXEL_FORMAT_RGB_565: - return 16; - case HAL_PIXEL_FORMAT_TI_NV12: - case HAL_PIXEL_FORMAT_TI_NV12_1D: - return 8; - default: - return 0; - } -} - -static bool is_BGR_format(uint32_t format) -{ - switch (format) { - case HAL_PIXEL_FORMAT_RGBX_8888: - case HAL_PIXEL_FORMAT_RGBA_8888: - return true; - default: - return false; - } -} - -static bool is_BGR(IMG_native_handle_t *handle) -{ - return is_BGR_format(handle->iFormat); -} - -static bool is_NV12(IMG_native_handle_t *handle) -{ - switch(handle->iFormat) - { - case HAL_PIXEL_FORMAT_TI_NV12: - case HAL_PIXEL_FORMAT_TI_NV12_1D: - return true; - default: - return false; - } -} - -static bool is_upscaled_NV12(omap_hwc_device_t *hwc_dev, hwc_layer_1_t *layer) -{ - if (!layer) - return false; - - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; - if (!is_NV12(handle)) - return false; - - int w = WIDTH(layer->sourceCrop); - int h = HEIGHT(layer->sourceCrop); - - if (layer->transform & HWC_TRANSFORM_ROT_90) - swap(w, h); - - return (WIDTH(layer->displayFrame) >= w * hwc_dev->upscaled_nv12_limit || - HEIGHT(layer->displayFrame) >= h * hwc_dev->upscaled_nv12_limit); -} - -static bool dockable(hwc_layer_1_t *layer) -{ - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; - - return (handle->usage & GRALLOC_USAGE_EXTERNAL_DISP) != 0; -} - -static uint32_t mem1d(IMG_native_handle_t *handle) -{ - if (handle == NULL || is_NV12(handle)) - return 0; - - int bpp = handle->iFormat == HAL_PIXEL_FORMAT_RGB_565 ? 2 : 4; - int stride = ALIGN(handle->iWidth, HW_ALIGN) * bpp; - return stride * handle->iHeight; -} - -static void setup_layer_base(struct dss2_ovl_cfg *oc, int index, uint32_t format, - bool blended, int width, int height) -{ - /* YUV2RGB conversion */ - const struct omap_dss_cconv_coefs ctbl_bt601_5 = { - 298, 409, 0, 298, -208, -100, 298, 0, 517, 0, - }; - - /* convert color format */ - switch (format) { - case HAL_PIXEL_FORMAT_RGBA_8888: - case HAL_PIXEL_FORMAT_BGRA_8888: - oc->color_mode = OMAP_DSS_COLOR_ARGB32; - if (blended) - break; - - case HAL_PIXEL_FORMAT_RGBX_8888: - case HAL_PIXEL_FORMAT_BGRX_8888: - oc->color_mode = OMAP_DSS_COLOR_RGB24U; - break; - - case HAL_PIXEL_FORMAT_RGB_565: - oc->color_mode = OMAP_DSS_COLOR_RGB16; - break; - - case HAL_PIXEL_FORMAT_TI_NV12: - case HAL_PIXEL_FORMAT_TI_NV12_1D: - oc->color_mode = OMAP_DSS_COLOR_NV12; - oc->cconv = ctbl_bt601_5; - break; - - default: - /* Should have been filtered out */ - ALOGV("Unsupported pixel format"); - return; - } - - oc->width = width; - oc->height = height; - oc->stride = ALIGN(width, HW_ALIGN) * get_format_bpp(format) / 8; - - oc->enabled = 1; - oc->global_alpha = 255; - oc->zorder = index; - oc->ix = 0; - - /* defaults for SGX framebuffer renders */ - oc->crop.w = oc->win.w = width; - oc->crop.h = oc->win.h = height; - - /* for now interlacing and vc1 info is not supplied */ - oc->ilace = OMAP_DSS_ILACE_NONE; - oc->vc1.enable = 0; -} - -static void setup_layer(omap_hwc_device_t *hwc_dev, struct dss2_ovl_info *ovl, - hwc_layer_1_t *layer, int index, uint32_t format, int width, int height) -{ - struct dss2_ovl_cfg *oc = &ovl->cfg; - - //dump_layer(layer); - - setup_layer_base(oc, index, format, is_BLENDED(layer), width, height); - - /* convert transformation - assuming 0-set config */ - if (layer->transform & HWC_TRANSFORM_FLIP_H) - oc->mirror = 1; - if (layer->transform & HWC_TRANSFORM_FLIP_V) { - oc->rotation = 2; - oc->mirror = !oc->mirror; - } - if (layer->transform & HWC_TRANSFORM_ROT_90) { - oc->rotation += oc->mirror ? -1 : 1; - oc->rotation &= 3; - } - - oc->pre_mult_alpha = layer->blending == HWC_BLENDING_PREMULT; - - /* display position */ - oc->win.x = layer->displayFrame.left; - oc->win.y = layer->displayFrame.top; - oc->win.w = WIDTH(layer->displayFrame); - oc->win.h = HEIGHT(layer->displayFrame); - - /* crop */ - oc->crop.x = layer->sourceCrop.left; - oc->crop.y = layer->sourceCrop.top; - oc->crop.w = WIDTH(layer->sourceCrop); - oc->crop.h = HEIGHT(layer->sourceCrop); -} - -const float m_unit[2][3] = { { 1., 0., 0. }, { 0., 1., 0. } }; - -static inline void m_translate(float m[2][3], float dx, float dy) -{ - m[0][2] += dx; - m[1][2] += dy; -} - -static inline void m_scale1(float m[3], int from, int to) -{ - m[0] = m[0] * to / from; - m[1] = m[1] * to / from; - m[2] = m[2] * to / from; -} - -static inline void m_scale(float m[2][3], int x_from, int x_to, int y_from, int y_to) -{ - m_scale1(m[0], x_from, x_to); - m_scale1(m[1], y_from, y_to); -} - -static void m_rotate(float m[2][3], int quarter_turns) -{ - if (quarter_turns & 2) - m_scale(m, 1, -1, 1, -1); - if (quarter_turns & 1) { - float q; - q = m[0][0]; m[0][0] = -m[1][0]; m[1][0] = q; - q = m[0][1]; m[0][1] = -m[1][1]; m[1][1] = q; - q = m[0][2]; m[0][2] = -m[1][2]; m[1][2] = q; - } -} - -static inline int m_round(float x) -{ - /* int truncates towards 0 */ - return (int) (x < 0 ? x - 0.5 : x + 0.5); -} - -/* - * assuming xpy (xratio:yratio) original pixel ratio, calculate the adjusted width - * and height for a screen of xres/yres and physical size of width/height. - * The adjusted size is the largest that fits into the screen. - */ -static void get_max_dimensions(uint32_t orig_xres, uint32_t orig_yres, - float xpy, - uint32_t scr_xres, uint32_t scr_yres, - uint32_t scr_width, uint32_t scr_height, - uint32_t *adj_xres, uint32_t *adj_yres) -{ - /* assume full screen (largest size)*/ - *adj_xres = scr_xres; - *adj_yres = scr_yres; - - /* assume 1:1 pixel ratios if none supplied */ - if (!scr_width || !scr_height) { - scr_width = scr_xres; - scr_height = scr_yres; - } - - /* trim to keep aspect ratio */ - float x_factor = orig_xres * xpy * scr_height; - float y_factor = orig_yres * scr_width; - - /* allow for tolerance so we avoid scaling if framebuffer is standard size */ - if (x_factor < y_factor * (1.f - ASPECT_RATIO_TOLERANCE)) - *adj_xres = (uint32_t) (x_factor * *adj_xres / y_factor + 0.5); - else if (x_factor * (1.f - ASPECT_RATIO_TOLERANCE) > y_factor) - *adj_yres = (uint32_t) (y_factor * *adj_yres / x_factor + 0.5); -} - -static void set_ext_matrix(omap_hwc_ext_t *ext, struct hwc_rect region) -{ - int orig_w = WIDTH(region); - int orig_h = HEIGHT(region); - float xpy = ext->lcd_xpy; - - /* reorientation matrix is: - m = (center-from-target-center) * (scale-to-target) * (mirror) * (rotate) * (center-to-original-center) */ - - memcpy(ext->m, m_unit, sizeof(m_unit)); - m_translate(ext->m, -(orig_w / 2.0f) - region.left, -(orig_h / 2.0f) - region.top); - m_rotate(ext->m, ext->current.rotation); - if (ext->current.hflip) - m_scale(ext->m, 1, -1, 1, 1); - - if (ext->current.rotation & 1) { - swap(orig_w, orig_h); - xpy = 1. / xpy; - } - - /* get target size */ - uint32_t adj_xres, adj_yres; - get_max_dimensions(orig_w, orig_h, xpy, - ext->xres, ext->yres, ext->width, ext->height, - &adj_xres, &adj_yres); - - m_scale(ext->m, orig_w, adj_xres, orig_h, adj_yres); - m_translate(ext->m, ext->xres >> 1, ext->yres >> 1); -} - -static int -crop_to_rect(struct dss2_ovl_cfg *cfg, struct hwc_rect vis_rect) -{ - struct { - int xy[2]; - int wh[2]; - } crop, win; - struct { - int lt[2]; - int rb[2]; - } vis; - win.xy[0] = cfg->win.x; win.xy[1] = cfg->win.y; - win.wh[0] = cfg->win.w; win.wh[1] = cfg->win.h; - crop.xy[0] = cfg->crop.x; crop.xy[1] = cfg->crop.y; - crop.wh[0] = cfg->crop.w; crop.wh[1] = cfg->crop.h; - vis.lt[0] = vis_rect.left; vis.lt[1] = vis_rect.top; - vis.rb[0] = vis_rect.right; vis.rb[1] = vis_rect.bottom; - - int c; - bool swap = cfg->rotation & 1; - - /* align crop window with display coordinates */ - if (swap) - crop.xy[1] -= (crop.wh[1] = -crop.wh[1]); - if (cfg->rotation & 2) - crop.xy[!swap] -= (crop.wh[!swap] = -crop.wh[!swap]); - if ((!cfg->mirror) ^ !(cfg->rotation & 2)) - crop.xy[swap] -= (crop.wh[swap] = -crop.wh[swap]); - - for (c = 0; c < 2; c++) { - /* see if complete buffer is outside the vis or it is - fully cropped or scaled to 0 */ - if (win.wh[c] <= 0 || vis.rb[c] <= vis.lt[c] || - win.xy[c] + win.wh[c] <= vis.lt[c] || - win.xy[c] >= vis.rb[c] || - !crop.wh[c ^ swap]) - return -ENOENT; - - /* crop left/top */ - if (win.xy[c] < vis.lt[c]) { - /* correction term */ - int a = (vis.lt[c] - win.xy[c]) * crop.wh[c ^ swap] / win.wh[c]; - crop.xy[c ^ swap] += a; - crop.wh[c ^ swap] -= a; - win.wh[c] -= vis.lt[c] - win.xy[c]; - win.xy[c] = vis.lt[c]; - } - /* crop right/bottom */ - if (win.xy[c] + win.wh[c] > vis.rb[c]) { - crop.wh[c ^ swap] = crop.wh[c ^ swap] * (vis.rb[c] - win.xy[c]) / win.wh[c]; - win.wh[c] = vis.rb[c] - win.xy[c]; - } - - if (!crop.wh[c ^ swap] || !win.wh[c]) - return -ENOENT; - } - - /* realign crop window to buffer coordinates */ - if (cfg->rotation & 2) - crop.xy[!swap] -= (crop.wh[!swap] = -crop.wh[!swap]); - if ((!cfg->mirror) ^ !(cfg->rotation & 2)) - crop.xy[swap] -= (crop.wh[swap] = -crop.wh[swap]); - if (swap) - crop.xy[1] -= (crop.wh[1] = -crop.wh[1]); - - cfg->win.x = win.xy[0]; cfg->win.y = win.xy[1]; - cfg->win.w = win.wh[0]; cfg->win.h = win.wh[1]; - cfg->crop.x = crop.xy[0]; cfg->crop.y = crop.xy[1]; - cfg->crop.w = crop.wh[0]; cfg->crop.h = crop.wh[1]; - - return 0; -} - -static void apply_transform(float transform[2][3],struct dss2_ovl_cfg *oc) -{ - float x, y, w, h; - - /* display position */ - x = transform[0][0] * oc->win.x + transform[0][1] * oc->win.y + transform[0][2]; - y = transform[1][0] * oc->win.x + transform[1][1] * oc->win.y + transform[1][2]; - w = transform[0][0] * oc->win.w + transform[0][1] * oc->win.h; - h = transform[1][0] * oc->win.w + transform[1][1] * oc->win.h; - oc->win.x = m_round(w > 0 ? x : x + w); - oc->win.y = m_round(h > 0 ? y : y + h); - oc->win.w = m_round(w > 0 ? w : -w); - oc->win.h = m_round(h > 0 ? h : -h); -} - -static void adjust_ext_layer(omap_hwc_ext_t *ext, struct dss2_ovl_info *ovl) -{ - struct dss2_ovl_cfg *oc = &ovl->cfg; - - /* crop to clone region if mirroring */ - if (!ext->current.docking && - crop_to_rect(&ovl->cfg, ext->mirror_region) != 0) { - ovl->cfg.enabled = 0; - return; - } - - apply_transform(ext->m, oc); - - /* combining transformations: F^a*R^b*F^i*R^j = F^(a+b)*R^(j+b*(-1)^i), because F*R = R^(-1)*F */ - oc->rotation += (oc->mirror ? -1 : 1) * ext->current.rotation; - oc->rotation &= 3; - if (ext->current.hflip) - oc->mirror = !oc->mirror; -} - -static struct dsscomp_platform_info limits; - -static void adjust_primary_display_layer(omap_hwc_device_t *hwc_dev, struct dss2_ovl_info *ovl) -{ - struct dss2_ovl_cfg *oc = &ovl->cfg; - - if (crop_to_rect(&ovl->cfg, hwc_dev->primary_region) != 0) { - ovl->cfg.enabled = 0; - return; - } - - apply_transform(hwc_dev->primary_m, oc); - - /* combining transformations: F^a*R^b*F^i*R^j = F^(a+b)*R^(j+b*(-1)^i), because F*R = R^(-1)*F */ - oc->rotation += (oc->mirror ? -1 : 1) * hwc_dev->primary_rotation; - oc->rotation &= 3; -} - -static bool can_scale(uint32_t src_w, uint32_t src_h, uint32_t dst_w, uint32_t dst_h, bool is_2d, - struct dsscomp_display_info *dis, struct dsscomp_platform_info *limits, - uint32_t pclk, IMG_native_handle_t *handle) -{ - uint32_t fclk = limits->fclk / 1000; - uint32_t min_src_w = DIV_ROUND_UP(src_w, is_2d ? limits->max_xdecim_2d : limits->max_xdecim_1d); - uint32_t min_src_h = DIV_ROUND_UP(src_h, is_2d ? limits->max_ydecim_2d : limits->max_ydecim_1d); - - /* ERRATAs */ - /* cannot render 1-width layers on DSI video mode panels - we just disallow all 1-width LCD layers */ - if (dis->channel != OMAP_DSS_CHANNEL_DIGIT && dst_w < limits->min_width) - return false; - - /* NOTE: no support for checking YUV422 layers that are tricky to scale */ - - /* FIXME: limit vertical downscale well below theoretical limit as we saw display artifacts */ - if (dst_h < src_h / 4) - return false; - - /* max downscale */ - if (dst_h * limits->max_downscale < min_src_h) - return false; - - /* for manual panels pclk is 0, and there are no pclk based scaling limits */ - if (!pclk) - return !(dst_w < src_w / limits->max_downscale / (is_2d ? limits->max_xdecim_2d : limits->max_xdecim_1d)); - - /* :HACK: limit horizontal downscale well below theoretical limit as we saw display artifacts */ - if (dst_w * 4 < src_w) - return false; - - if (handle) - if (get_format_bpp(handle->iFormat) == 32 && src_w > 1280 && dst_w * 3 < src_w) - return false; - - /* max horizontal downscale is 4, or the fclk/pixclk */ - if (fclk > pclk * limits->max_downscale) - fclk = pclk * limits->max_downscale; - /* for small parts, we need to use integer fclk/pixclk */ - if (src_w < limits->integer_scale_ratio_limit) - fclk = fclk / pclk * pclk; - if ((uint32_t) dst_w * fclk < min_src_w * pclk) - return false; - - return true; -} - -static bool can_scale_layer(omap_hwc_device_t *hwc_dev, hwc_layer_1_t *layer, IMG_native_handle_t *handle) -{ - int src_w = WIDTH(layer->sourceCrop); - int src_h = HEIGHT(layer->sourceCrop); - int dst_w = WIDTH(layer->displayFrame); - int dst_h = HEIGHT(layer->displayFrame); - - /* account for 90-degree rotation */ - if (layer->transform & HWC_TRANSFORM_ROT_90) - swap(src_w, src_h); - - /* NOTE: layers should be able to be scaled externally since - framebuffer is able to be scaled on selected external resolution */ - return can_scale(src_w, src_h, dst_w, dst_h, is_NV12(handle), &hwc_dev->fb_dis, &limits, - hwc_dev->fb_dis.timings.pixel_clock, handle); -} - -static bool is_valid_layer(omap_hwc_device_t *hwc_dev, hwc_layer_1_t *layer, IMG_native_handle_t *handle) -{ - /* Skip layers are handled by SF */ - if ((layer->flags & HWC_SKIP_LAYER) || !handle) - return false; - - if (!is_valid_format(handle->iFormat)) - return false; - - /* 1D buffers: no transform, must fit in TILER slot */ - if (!is_NV12(handle)) { - if (layer->transform) - return false; - if (mem1d(handle) > limits.tiler1d_slot_size) - return false; - } - - return can_scale_layer(hwc_dev, layer, handle); -} - -static uint32_t add_scaling_score(uint32_t score, - uint32_t xres, uint32_t yres, uint32_t refresh, - uint32_t ext_xres, uint32_t ext_yres, - uint32_t mode_xres, uint32_t mode_yres, uint32_t mode_refresh) -{ - uint32_t area = xres * yres; - uint32_t ext_area = ext_xres * ext_yres; - uint32_t mode_area = mode_xres * mode_yres; - - /* prefer to upscale (1% tolerance) [0..1] (insert after 1st bit) */ - int upscale = (ext_xres >= xres * 99 / 100 && ext_yres >= yres * 99 / 100); - score = (((score & ~1) | upscale) << 1) | (score & 1); - - /* pick minimum scaling [0..16] */ - if (ext_area > area) - score = (score << 5) | (16 * area / ext_area); - else - score = (score << 5) | (16 * ext_area / area); - - /* pick smallest leftover area [0..16] */ - score = (score << 5) | ((16 * ext_area + (mode_area >> 1)) / mode_area); - - /* adjust mode refresh rate */ - mode_refresh += mode_refresh % 6 == 5; - - /* prefer same or higher frame rate */ - upscale = (mode_refresh >= refresh); - score = (score << 1) | upscale; - - /* pick closest frame rate */ - if (mode_refresh > refresh) - score = (score << 8) | (240 * refresh / mode_refresh); - else - score = (score << 8) | (240 * mode_refresh / refresh); - - return score; -} - -static int set_best_hdmi_mode(omap_hwc_device_t *hwc_dev, uint32_t xres, uint32_t yres, float xpy) -{ - int dis_ix = hwc_dev->on_tv ? 0 : 1; - struct _qdis { - struct dsscomp_display_info dis; - struct dsscomp_videomode modedb[32]; - } d = { .dis = { .ix = dis_ix } }; - omap_hwc_ext_t *ext = &hwc_dev->ext; - - d.dis.modedb_len = sizeof(d.modedb) / sizeof(*d.modedb); - int ret = ioctl(hwc_dev->dsscomp_fd, DSSCIOC_QUERY_DISPLAY, &d); - if (ret) - return ret; - - if (d.dis.timings.x_res * d.dis.timings.y_res == 0 || - xres * yres == 0) - return -EINVAL; - - uint32_t i, best = ~0, best_score = 0; - ext->width = d.dis.width_in_mm; - ext->height = d.dis.height_in_mm; - ext->xres = d.dis.timings.x_res; - ext->yres = d.dis.timings.y_res; - - /* use VGA external resolution as default */ - if (!ext->xres || !ext->yres) { - ext->xres = 640; - ext->yres = 480; - } - - uint32_t ext_fb_xres, ext_fb_yres; - for (i = 0; i < d.dis.modedb_len; i++) { - uint32_t score = 0; - uint32_t mode_xres = d.modedb[i].xres; - uint32_t mode_yres = d.modedb[i].yres; - uint32_t ext_width = d.dis.width_in_mm; - uint32_t ext_height = d.dis.height_in_mm; - - if (d.modedb[i].vmode & FB_VMODE_INTERLACED) - mode_yres /= 2; - - if (d.modedb[i].flag & FB_FLAG_RATIO_4_3) { - ext_width = 4; - ext_height = 3; - } else if (d.modedb[i].flag & FB_FLAG_RATIO_16_9) { - ext_width = 16; - ext_height = 9; - } - - if (!mode_xres || !mode_yres) - continue; - - get_max_dimensions(xres, yres, xpy, mode_xres, mode_yres, - ext_width, ext_height, &ext_fb_xres, &ext_fb_yres); - - /* we need to ensure that even TILER2D buffers can be scaled */ - if (!d.modedb[i].pixclock || - (d.modedb[i].vmode & ~FB_VMODE_INTERLACED) || - !can_scale(xres, yres, ext_fb_xres, ext_fb_yres, - 1, &d.dis, &limits, - 1000000000 / d.modedb[i].pixclock, NULL)) - continue; - - /* prefer CEA modes */ - if (d.modedb[i].flag & (FB_FLAG_RATIO_4_3 | FB_FLAG_RATIO_16_9)) - score = 1; - - /* prefer the same mode as we use for mirroring to avoid mode change */ - score = (score << 1) | (i == ~ext->mirror_mode && ext->avoid_mode_change); - - score = add_scaling_score(score, xres, yres, 60, ext_fb_xres, ext_fb_yres, - mode_xres, mode_yres, d.modedb[i].refresh ? : 1); - - ALOGD("#%d: %dx%d %dHz", i, mode_xres, mode_yres, d.modedb[i].refresh); - if (debug) - ALOGD(" score=0x%x adj.res=%dx%d", score, ext_fb_xres, ext_fb_yres); - if (best_score < score) { - ext->width = ext_width; - ext->height = ext_height; - ext->xres = mode_xres; - ext->yres = mode_yres; - best = i; - best_score = score; - } - } - if (~best) { - struct dsscomp_setup_display_data sdis = { .ix = dis_ix }; - sdis.mode = d.dis.modedb[best]; - ALOGD("picking #%d", best); - /* only reconfigure on change */ - if (ext->last_mode != ~best) - ioctl(hwc_dev->dsscomp_fd, DSSCIOC_SETUP_DISPLAY, &sdis); - ext->last_mode = ~best; - } else { - uint32_t ext_width = d.dis.width_in_mm; - uint32_t ext_height = d.dis.height_in_mm; - uint32_t ext_fb_xres, ext_fb_yres; - - get_max_dimensions(xres, yres, xpy, d.dis.timings.x_res, d.dis.timings.y_res, - ext_width, ext_height, &ext_fb_xres, &ext_fb_yres); - if (!d.dis.timings.pixel_clock || - !can_scale(xres, yres, ext_fb_xres, ext_fb_yres, - 1, &d.dis, &limits, - d.dis.timings.pixel_clock, NULL)) { - ALOGW("DSS scaler cannot support HDMI cloning"); - return -1; - } - } - ext->last_xres_used = xres; - ext->last_yres_used = yres; - ext->last_xpy = xpy; - if (d.dis.channel == OMAP_DSS_CHANNEL_DIGIT) - ext->on_tv = 1; - return 0; -} - -static void gather_layer_statistics(omap_hwc_device_t *hwc_dev, hwc_display_contents_1_t *list) -{ - uint32_t i; - counts_t *num = &hwc_dev->counts; - - memset(num, 0, sizeof(*num)); - - num->composited_layers = list ? list->numHwLayers : 0; - - /* Figure out how many layers we can support via DSS */ - for (i = 0; list && i < list->numHwLayers; i++) { - hwc_layer_1_t *layer = &list->hwLayers[i]; - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; -#ifdef OMAP_ENHANCEMENT_S3D - uint32_t s3d_layout_type = get_s3d_layout_type(layer); -#endif - - layer->compositionType = HWC_FRAMEBUFFER; - - if (is_valid_layer(hwc_dev, layer, handle)) { -#ifdef OMAP_ENHANCEMENT_S3D - if (s3d_layout_type != eMono) { - /* For now we can only handle 1 S3D layer, skip any additional ones */ - if (num->s3d > 0 || !hwc_dev->ext.dock.enabled || !hwc_dev->ext.s3d_capable) { - layer->flags |= HWC_SKIP_LAYER; - continue; - } else if (num->s3d == 0) { - /* For now, S3D layer is made a dockable layer to trigger docking logic. */ - if (!dockable(layer)) { - num->dockable++; - } - num->s3d++; - hwc_dev->s3d_input_type = s3d_layout_type; - hwc_dev->s3d_input_order = get_s3d_layout_order(layer); - } - } -#endif - num->possible_overlay_layers++; - - /* NV12 layers can only be rendered on scaling overlays */ - if (scaled(layer) || is_NV12(handle) || hwc_dev->primary_transform) - num->scaled_layers++; - - if (is_BGR(handle)) - num->BGR++; - else if (is_RGB(handle)) - num->RGB++; - else if (is_NV12(handle)) - num->NV12++; - - if (dockable(layer)) - num->dockable++; - - if (is_protected(layer)) - num->protected++; - - num->mem += mem1d(handle); - } - } -} - -static void decide_supported_cloning(omap_hwc_device_t *hwc_dev) -{ - omap_hwc_ext_t *ext = &hwc_dev->ext; - counts_t *num = &hwc_dev->counts; - int nonscaling_ovls = NUM_NONSCALING_OVERLAYS; - num->max_hw_overlays = MAX_HW_OVERLAYS; - - /* - * We cannot atomically switch overlays from one display to another. First, they - * have to be disabled, and the disabling has to take effect on the current display. - * We keep track of the available number of overlays here. - */ - if (ext->dock.enabled && !(ext->mirror.enabled && !(num->dockable || ext->force_dock))) { - /* some overlays may already be used by the external display, so we account for this */ - - /* reserve just a video pipeline for HDMI if docking */ - hwc_dev->ext_ovls = (num->dockable || ext->force_dock) ? 1 : 0; -#ifdef OMAP_ENHANCEMENT_S3D - if (num->s3d && (hwc_dev->ext.s3d_type != hwc_dev->s3d_input_type)) { - /* S3D layers are dockable, and they need two overlays */ - hwc_dev->ext_ovls += 1; - } -#endif - num->max_hw_overlays -= max(hwc_dev->ext_ovls, hwc_dev->last_ext_ovls); - - /* use mirroring transform if we are auto-switching to docking mode while mirroring*/ - if (ext->mirror.enabled) { - ext->current = ext->mirror; - ext->current.docking = 1; - } else { - ext->current = ext->dock; - } - } else if (ext->mirror.enabled) { - /* - * otherwise, manage just from half the pipelines. NOTE: there is - * no danger of having used too many overlays for external display here. - */ - num->max_hw_overlays >>= 1; - nonscaling_ovls >>= 1; - hwc_dev->ext_ovls = MAX_HW_OVERLAYS - num->max_hw_overlays; - ext->current = ext->mirror; - } else { - num->max_hw_overlays -= hwc_dev->last_ext_ovls; - hwc_dev->ext_ovls = 0; - ext->current.enabled = 0; - } - - /* - * :TRICKY: We may not have enough overlays on the external display. We "reserve" them - * here to figure out if mirroring is supported, but may not do mirroring for the first - * frame while the overlays required for it are cleared. - */ - hwc_dev->ext_ovls_wanted = hwc_dev->ext_ovls; - hwc_dev->ext_ovls = min(MAX_HW_OVERLAYS - hwc_dev->last_int_ovls, hwc_dev->ext_ovls); - - /* if mirroring, we are limited by both internal and external overlays. However, - ext_ovls is always <= MAX_HW_OVERLAYS / 2 <= max_hw_overlays */ - if (!num->protected && hwc_dev->ext_ovls && ext->current.enabled && !ext->current.docking) - num->max_hw_overlays = hwc_dev->ext_ovls; - - /* If FB is not same resolution as LCD don't use GFX pipe line*/ - if (hwc_dev->primary_transform) { - num->max_hw_overlays -= NUM_NONSCALING_OVERLAYS; - num->max_scaling_overlays = num->max_hw_overlays; - } else - num->max_scaling_overlays = num->max_hw_overlays - nonscaling_ovls; -} - -static bool can_dss_render_all(omap_hwc_device_t *hwc_dev) -{ - omap_hwc_ext_t *ext = &hwc_dev->ext; - counts_t *num = &hwc_dev->counts; - bool on_tv = hwc_dev->on_tv || (ext->on_tv && ext->current.enabled); - bool tform = ext->current.enabled && (ext->current.rotation || ext->current.hflip); - - return !hwc_dev->force_sgx && - /* must have at least one layer if using composition bypass to get sync object */ - num->possible_overlay_layers && - num->possible_overlay_layers <= num->max_hw_overlays && - num->possible_overlay_layers == num->composited_layers && - num->scaled_layers <= num->max_scaling_overlays && - num->NV12 <= num->max_scaling_overlays && - /* fits into TILER slot */ - num->mem <= limits.tiler1d_slot_size && - /* we cannot clone non-NV12 transformed layers */ - (!tform || (num->NV12 == num->possible_overlay_layers) || - (num->NV12 && ext->current.docking)) && - /* HDMI cannot display BGR */ - (num->BGR == 0 || (num->RGB == 0 && !on_tv) || !hwc_dev->flags_rgb_order) && - /* If nv12_only flag is set DSS should only render NV12 */ - (!hwc_dev->flags_nv12_only || (num->BGR == 0 && num->RGB == 0)); -} - -static inline bool can_dss_render_layer(omap_hwc_device_t *hwc_dev, hwc_layer_1_t *layer) -{ - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; - - omap_hwc_ext_t *ext = &hwc_dev->ext; - bool cloning = ext->current.enabled && (!ext->current.docking || (handle!=NULL ? dockable(layer) : 0)); - bool on_tv = hwc_dev->on_tv || (ext->on_tv && cloning); - bool tform = cloning && (ext->current.rotation || ext->current.hflip); - - return is_valid_layer(hwc_dev, layer, handle) && - /* cannot rotate non-NV12 layers on external display */ - (!tform || is_NV12(handle)) && - /* skip non-NV12 layers if also using SGX (if nv12_only flag is set) */ - (!hwc_dev->flags_nv12_only || (!hwc_dev->use_sgx || is_NV12(handle))) && - /* make sure RGB ordering is consistent (if rgb_order flag is set) */ - (!(hwc_dev->swap_rb ? is_RGB(handle) : is_BGR(handle)) || - !hwc_dev->flags_rgb_order) && - /* TV can only render RGB */ - !(on_tv && is_BGR(handle)); -} - -static inline int display_area(struct dss2_ovl_info *o) -{ - return o->cfg.win.w * o->cfg.win.h; -} - -static int clone_layer(omap_hwc_device_t *hwc_dev, int ix) { - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - omap_hwc_ext_t *ext = &hwc_dev->ext; - int ext_ovl_ix = dsscomp->num_ovls - hwc_dev->post2_layers; - struct dss2_ovl_info *o = &dsscomp->ovls[dsscomp->num_ovls]; - - if (dsscomp->num_ovls >= MAX_HW_OVERLAYS) { - ALOGE("**** cannot clone layer #%d. using all %d overlays.", ix, dsscomp->num_ovls); - return -EBUSY; - } - - memcpy(o, dsscomp->ovls + ix, sizeof(*o)); - - /* reserve overlays at end for other display */ - o->cfg.ix = MAX_HW_OVERLAYS - 1 - ext_ovl_ix; - o->cfg.mgr_ix = 1; - /* - * Here the assumption is that overlay0 is the one attached to FB. - * Hence this clone_layer call is for FB cloning (provided use_sgx is true). - */ - /* For the external displays whose transform is the same as - * that of primary display, ion_handles would be NULL hence - * the below logic doesn't execute. - */ - if (ix == 0 && hwc_dev->ion_handles[sync_id%2] && hwc_dev->use_sgx) { - o->addressing = OMAP_DSS_BUFADDR_ION; - o->ba = (int)hwc_dev->ion_handles[sync_id%2]; - } else { - o->addressing = OMAP_DSS_BUFADDR_OVL_IX; - o->ba = ix; - } - - /* use distinct z values (to simplify z-order checking) */ - o->cfg.zorder += hwc_dev->post2_layers; - - adjust_ext_layer(&hwc_dev->ext, o); - dsscomp->num_ovls++; - return 0; -} - -static int clone_external_layer(omap_hwc_device_t *hwc_dev, int ix) { - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - omap_hwc_ext_t *ext = &hwc_dev->ext; - - /* mirror only 1 external layer */ - struct dss2_ovl_info *o = &dsscomp->ovls[ix]; - - /* full screen video after transformation */ - uint32_t xres = o->cfg.crop.w, yres = o->cfg.crop.h; - if ((ext->current.rotation + o->cfg.rotation) & 1) - swap(xres, yres); - float xpy = ext->lcd_xpy * o->cfg.win.w / o->cfg.win.h; - if (o->cfg.rotation & 1) - xpy = o->cfg.crop.h / xpy / o->cfg.crop.w; - else - xpy = o->cfg.crop.h * xpy / o->cfg.crop.w; - if (ext->current.rotation & 1) - xpy = 1. / xpy; - - /* adjust hdmi mode based on resolution */ - if (xres != ext->last_xres_used || - yres != ext->last_yres_used || - xpy < ext->last_xpy * (1.f - ASPECT_RATIO_TOLERANCE) || - xpy * (1.f - ASPECT_RATIO_TOLERANCE) > ext->last_xpy) { - ALOGD("set up HDMI for %d*%d\n", xres, yres); - if (set_best_hdmi_mode(hwc_dev, xres, yres, xpy)) { - ext->current.enabled = 0; - return -ENODEV; - } - } - - struct hwc_rect region = { - .left = o->cfg.win.x, .top = o->cfg.win.y, - .right = o->cfg.win.x + o->cfg.win.w, - .bottom = o->cfg.win.y + o->cfg.win.h - }; - set_ext_matrix(&hwc_dev->ext, region); - - return clone_layer(hwc_dev, ix); -} - -#ifdef OMAP_ENHANCEMENT_S3D -const char hdmiS3DTypePath[] = "/sys/devices/platform/omapdss/display1/s3d_type"; -const char hdmiS3DEnablePath[] = "/sys/devices/platform/omapdss/display1/s3d_enable"; - -static void enable_s3d_hdmi(omap_hwc_device_t *hwc_dev, bool enable) -{ - size_t bytesWritten; - char data; - int fd; - - if (hwc_dev->ext.s3d_enabled == enable) { - return; - } - - if (enable) { - char type[2]; - - switch(hwc_dev->ext.s3d_type) { - case eSideBySide: - snprintf(type, sizeof(type), "%d", HDMI_SIDE_BY_SIDE_HALF); - break; - case eTopBottom: - snprintf(type, sizeof(type), "%d", HDMI_TOPBOTTOM); - break; - default: - return; - } - - fd = open(hdmiS3DTypePath, O_WRONLY); - if (fd < 0) { - ALOGE("Failed to open sysfs %s", hdmiS3DTypePath); - return; - } - bytesWritten = write(fd, type, sizeof(type)); - close(fd); - - if (bytesWritten != sizeof(type)) { - ALOGE("Failed to write (%s) to sysfs %s", type, hdmiS3DTypePath); - return; - } - } - data = enable ? '1' : '0'; - - fd = open(hdmiS3DEnablePath, O_WRONLY); - if (fd < 0) { - ALOGE("Failed to open sysfs %s", hdmiS3DEnablePath); - return; - } - bytesWritten = write(fd, &data, 1); - close(fd); - - if (bytesWritten != 1) { - ALOGE("Failed to write(%d) to sysfs %s", enable, hdmiS3DEnablePath); - return; - } - - hwc_dev->ext.s3d_enabled = enable; -} - -static void adjust_ext_s3d_layer(omap_hwc_device_t *hwc_dev, - struct dss2_ovl_info *ovl, bool left_view) -{ - struct dss2_ovl_cfg *oc = &ovl->cfg; - float x, y, w, h; - - switch (hwc_dev->s3d_input_type) { - case eSideBySide: - oc->crop.w = oc->crop.w/2; - if ((left_view && hwc_dev->s3d_input_order == eRightViewFirst) || - (!left_view && hwc_dev->s3d_input_order == eLeftViewFirst)) { - oc->crop.x = oc->crop.x + oc->crop.w; - } - break; - case eTopBottom: - oc->crop.h = oc->crop.h/2; - if ((left_view && hwc_dev->s3d_input_order == eRightViewFirst) || - (!left_view && hwc_dev->s3d_input_order == eLeftViewFirst)) { - oc->crop.y = oc->crop.y + oc->crop.h; - } - break; - default: - /* Should never fall here! */ - ALOGE("Unsupported S3D layer type!"); - break; - } - - switch (hwc_dev->ext.s3d_type) { - case eSideBySide: - oc->win.w = oc->win.w/2; - if ((left_view && hwc_dev->ext.s3d_order == eRightViewFirst) || - (!left_view && hwc_dev->ext.s3d_order == eLeftViewFirst)) { - oc->win.x = oc->win.x/2 + hwc_dev->ext.xres/2; - } else { - oc->win.x = oc->win.x/2; - } - break; - case eTopBottom: - oc->win.h = oc->win.h/2; - if ((left_view && hwc_dev->ext.s3d_order == eRightViewFirst) || - (!left_view && hwc_dev->ext.s3d_order == eLeftViewFirst)) { - oc->win.y = oc->win.y/2 + hwc_dev->ext.yres/2; - } else { - oc->win.y = oc->win.y/2; - } - break; - default: - /* Currently unhandled!!! */ - ALOGE("Unsupported S3D display type!"); - break; - } -} - -static int clone_s3d_external_layer(omap_hwc_device_t *hwc_dev, int ix_s3d) -{ - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - int r; - - /* S3D layers are forced into docking layers. If the display layout and - * the layer layout don't match, we have to use 2 overlay pipelines */ - r = clone_external_layer(hwc_dev, ix_s3d); - if (r) { - ALOGE("Failed to clone s3d layer (%d)", r); - return r; - } - - r = clone_layer(hwc_dev, ix_s3d); - if (r) { - ALOGE("Failed to clone s3d layer (%d)", r); - return r; - } - - if (dsscomp->num_ovls < 2) { - ALOGE("Number of overlays is inconsistent (%d)", dsscomp->num_ovls); - return -EINVAL; - } - - adjust_ext_s3d_layer(hwc_dev, &dsscomp->ovls[dsscomp->num_ovls - 1], true); - adjust_ext_s3d_layer(hwc_dev, &dsscomp->ovls[dsscomp->num_ovls - 2], false); - - return 0; -} -#endif -static int setup_mirroring(omap_hwc_device_t *hwc_dev) -{ - omap_hwc_ext_t *ext = &hwc_dev->ext; - - uint32_t xres = WIDTH(ext->mirror_region); - uint32_t yres = HEIGHT(ext->mirror_region); - if (ext->current.rotation & 1) - swap(xres, yres); - if (set_best_hdmi_mode(hwc_dev, xres, yres, ext->lcd_xpy)) - return -ENODEV; - set_ext_matrix(ext, ext->mirror_region); - return 0; -} - -/* - * We're using "implicit" synchronization, so make sure we aren't passing any - * sync object descriptors around. - */ -static void check_sync_fds(size_t numDisplays, hwc_display_contents_1_t** displays) -{ - //ALOGD("checking sync FDs"); - unsigned int i, j; - for (i = 0; i < numDisplays; i++) { - hwc_display_contents_1_t* list = displays[i]; - if (list->retireFenceFd >= 0) { - ALOGW("retireFenceFd[%u] was %d", i, list->retireFenceFd); - list->retireFenceFd = -1; - } - - for (j = 0; j < list->numHwLayers; j++) { - hwc_layer_1_t* layer = &list->hwLayers[j]; - if (layer->acquireFenceFd >= 0) { - ALOGW("acquireFenceFd[%u][%u] was %d, closing", i, j, layer->acquireFenceFd); - close(layer->acquireFenceFd); - layer->acquireFenceFd = -1; - } - if (layer->releaseFenceFd >= 0) { - ALOGW("releaseFenceFd[%u][%u] was %d", i, j, layer->releaseFenceFd); - layer->releaseFenceFd = -1; - } - } - } -} - -static void blit_reset(omap_hwc_device_t *hwc_dev) -{ - hwc_dev->blit_flags = 0; - hwc_dev->blit_num = 0; - hwc_dev->post2_blit_buffers = 0; - hwc_dev->comp_data.blit_data.rgz_items = 0; -} - -static bool blit_layers(omap_hwc_device_t *hwc_dev, hwc_display_contents_1_t *list, int bufoff) -{ - if (!list || hwc_dev->ext.mirror.enabled) - goto err_out; - - int rgz_in_op; - int rgz_out_op; - - switch (hwc_dev->blt_mode) { - case BLTMODE_PAINT: - rgz_in_op = RGZ_IN_HWCCHK; - rgz_out_op = RGZ_OUT_BVCMD_PAINT; - break; - case BLTMODE_REGION: - default: - rgz_in_op = RGZ_IN_HWC; - rgz_out_op = RGZ_OUT_BVCMD_REGION; - break; - } - - /* - * Request the layer identities to SurfaceFlinger, first figure out if the - * operation is supported - */ - if (!(list->flags & HWC_EXTENDED_API) || !hwc_dev->procs || - hwc_dev->procs->extension_cb(hwc_dev->procs, HWC_EXTENDED_OP_LAYERDATA, NULL, -1) != 0) - goto err_out; - - /* Check if we have enough space in the extended layer list */ - if ((sizeof(hwc_layer_extended_t) * list->numHwLayers) > sizeof(grgz_ext_layer_list)) - goto err_out; - - uint32_t i; - for (i = 0; i < list->numHwLayers; i++) { - hwc_layer_extended_t *ext_layer = &grgz_ext_layer_list.layers[i]; - ext_layer->idx = i; - if (hwc_dev->procs->extension_cb(hwc_dev->procs, HWC_EXTENDED_OP_LAYERDATA, - (void **) &ext_layer, sizeof(hwc_layer_extended_t)) != 0) - goto err_out; - } - - rgz_in_params_t in = { - .op = rgz_in_op, - .data = { - .hwc = { - .dstgeom = &gscrngeom, - .layers = list->hwLayers, - .extlayers = grgz_ext_layer_list.layers, - .layerno = list->numHwLayers - } - } - }; - - /* - * This means if all the layers marked for the FRAMEBUFFER cannot be - * blitted, do not blit, for e.g. SKIP layers - */ - if (rgz_in(&in, &grgz) != RGZ_ALL) - goto err_out; - - uint32_t count = 0; - for (i = 0; i < list->numHwLayers; i++) { - if (list->hwLayers[i].compositionType != HWC_OVERLAY) { - count++; - } - } - - rgz_out_params_t out = { - .op = rgz_out_op, - .data = { - .bvc = { - .dstgeom = &gscrngeom, - .noblend = 0, - } - } - }; - - if (rgz_out(&grgz, &out) != 0) { - ALOGE("Failed generating blits"); - goto err_out; - } - - /* This is a special situation where the regionizer decided no blits are - * needed for this frame but there are blit buffers to synchronize with. Can - * happen only if the regionizer is enabled otherwise it's likely a bug - */ - if (rgz_out_op != RGZ_OUT_BVCMD_REGION && out.data.bvc.out_blits == 0 && out.data.bvc.out_nhndls > 0) { - ALOGE("Regionizer invalid output blit_num %d, post2_blit_buffers %d", out.data.bvc.out_blits, out.data.bvc.out_nhndls); - goto err_out; - } - - hwc_dev->blit_flags |= HWC_BLT_FLAG_USE_FB; - hwc_dev->blit_num = out.data.bvc.out_blits; - hwc_dev->post2_blit_buffers = out.data.bvc.out_nhndls; - for (i = 0; i < hwc_dev->post2_blit_buffers; i++) { - //ALOGI("blit buffers[%d] = %p", bufoff, out.data.bvc.out_hndls[i]); - hwc_dev->buffers[bufoff++] = out.data.bvc.out_hndls[i]; - } - - struct rgz_blt_entry *res_blit_ops = (struct rgz_blt_entry *) out.data.bvc.cmdp; - memcpy(hwc_dev->comp_data.blit_data.rgz_blts, res_blit_ops, sizeof(*res_blit_ops) * out.data.bvc.cmdlen); - ALOGI_IF(debugblt, "blt struct sz %d", sizeof(*res_blit_ops) * out.data.bvc.cmdlen); - ALOGE_IF(hwc_dev->blit_num != out.data.bvc.cmdlen,"blit_num != out.data.bvc.cmdlen, %d != %d", hwc_dev->blit_num, out.data.bvc.cmdlen); - - /* all layers will be rendered without SGX help either via DSS or blitter */ - for (i = 0; i < list->numHwLayers; i++) { - if (list->hwLayers[i].compositionType != HWC_OVERLAY) { - list->hwLayers[i].compositionType = HWC_OVERLAY; - //ALOGI("blitting layer %d", i); - list->hwLayers[i].hints &= ~HWC_HINT_TRIPLE_BUFFER; - } - list->hwLayers[i].hints &= ~HWC_HINT_CLEAR_FB; - } - return true; - -err_out: - rgz_release(&grgz); - return false; -} - -void debug_post2(omap_hwc_device_t *hwc_dev, int nbufs) -{ - if (!debugpost2) - return; - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - int i; - for (i=0; i<nbufs; i++) { - ALOGI("buf[%d] hndl %p", i, hwc_dev->buffers[i]); - } - for (i=0; i < dsscomp->num_ovls; i++) { - ALOGI("ovl[%d] ba %d", i, dsscomp->ovls[i].ba); - } -} - -static int free_tiler2d_buffers(omap_hwc_device_t *hwc_dev) -{ - int i; - - for (i = 0 ; i < NUM_EXT_DISPLAY_BACK_BUFFERS; i++) { - ion_free(hwc_dev->ion_fd, hwc_dev->ion_handles[i]); - hwc_dev->ion_handles[i] = NULL; - } - return 0; -} - -static int allocate_tiler2d_buffers(omap_hwc_device_t *hwc_dev) -{ - int ret, i; - size_t stride; - - if (hwc_dev->ion_fd < 0) { - ALOGE("No ion fd, hence can't allocate tiler2d buffers"); - return -1; - } - - for (i = 0; i < NUM_EXT_DISPLAY_BACK_BUFFERS; i++) { - if (hwc_dev->ion_handles[i]) - return 0; - } - - for (i = 0 ; i < NUM_EXT_DISPLAY_BACK_BUFFERS; i++) { - ret = ion_alloc_tiler(hwc_dev->ion_fd, hwc_dev->fb_dev->base.width, hwc_dev->fb_dev->base.height, - TILER_PIXEL_FMT_32BIT, 0, &hwc_dev->ion_handles[i], &stride); - if (ret) - goto handle_error; - - ALOGI("ion handle[%d][%p]", i, hwc_dev->ion_handles[i]); - } - return 0; - -handle_error: - free_tiler2d_buffers(hwc_dev); - return -1; -} - -static int hwc_prepare(struct hwc_composer_device_1 *dev, size_t numDisplays, - hwc_display_contents_1_t** displays) -{ - if (!numDisplays || displays == NULL) { - return 0; - } - - hwc_display_contents_1_t* list = displays[0]; // ignore displays beyond the first - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *)dev; - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - counts_t *num = &hwc_dev->counts; - uint32_t i, ix; - - pthread_mutex_lock(&hwc_dev->lock); - memset(dsscomp, 0x0, sizeof(*dsscomp)); - dsscomp->sync_id = sync_id++; - - gather_layer_statistics(hwc_dev, list); - - decide_supported_cloning(hwc_dev); - - /* phase 3 logic */ - if (can_dss_render_all(hwc_dev)) { - /* All layers can be handled by the DSS -- don't use SGX for composition */ - hwc_dev->use_sgx = 0; - hwc_dev->swap_rb = num->BGR != 0; - } else { - /* Use SGX for composition plus first 3 layers that are DSS renderable */ - hwc_dev->use_sgx = 1; - hwc_dev->swap_rb = is_BGR_format(hwc_dev->fb_dev->base.format); - } - - /* setup pipes */ - int z = 0; - int fb_z = -1; - int ix_docking = -1; -#ifdef OMAP_ENHANCEMENT_S3D - int ix_s3d = -1; -#endif - bool scaled_gfx = false; - bool blit_all = false; - blit_reset(hwc_dev); - - /* If the SGX is used or we are going to blit something we need a framebuffer - * and a DSS pipe - */ - bool needs_fb = hwc_dev->use_sgx; - - if (hwc_dev->blt_policy == BLTPOLICY_ALL) { - /* Check if we can blit everything */ - blit_all = blit_layers(hwc_dev, list, 0); - if (blit_all) { - needs_fb = 1; - hwc_dev->use_sgx = 0; - /* No need to swap red and blue channels */ - hwc_dev->swap_rb = 0; - } - } - - /* If a framebuffer is needed, begin using VID1 for DSS overlay layers, - * we need GFX for FB - */ - dsscomp->num_ovls = needs_fb ? 1 /*VID1*/ : 0 /*GFX*/; - - /* set up if DSS layers */ - uint32_t mem_used = 0; - for (i = 0; list && i < list->numHwLayers && !blit_all; i++) { - hwc_layer_1_t *layer = &list->hwLayers[i]; - IMG_native_handle_t *handle = (IMG_native_handle_t *)layer->handle; - - if (dsscomp->num_ovls < num->max_hw_overlays && - can_dss_render_layer(hwc_dev, layer) && - (!hwc_dev->force_sgx || - /* render protected and dockable layers via DSS */ - is_protected(layer) || - is_upscaled_NV12(hwc_dev, layer) || - (hwc_dev->ext.current.docking && hwc_dev->ext.current.enabled && dockable(layer))) && - mem_used + mem1d(handle) <= limits.tiler1d_slot_size && - /* can't have a transparent overlay in the middle of the framebuffer stack */ - !(is_BLENDED(layer) && fb_z >= 0)) { - - /* render via DSS overlay */ - mem_used += mem1d(handle); - layer->compositionType = HWC_OVERLAY; - /* - * This hint will not be used in vanilla ICS, but maybe in - * JellyBean, it is useful to distinguish between blts and true - * overlays - */ - layer->hints |= HWC_HINT_TRIPLE_BUFFER; - - /* clear FB above all opaque layers if rendering via SGX */ - if (hwc_dev->use_sgx && !is_BLENDED(layer)) - layer->hints |= HWC_HINT_CLEAR_FB; - - hwc_dev->buffers[dsscomp->num_ovls] = layer->handle; - //ALOGI("dss buffers[%d] = %p", dsscomp->num_ovls, hwc_dev->buffers[dsscomp->num_ovls]); - - setup_layer(hwc_dev, - &dsscomp->ovls[dsscomp->num_ovls], - layer, - z, - handle->iFormat, - handle->iWidth, - handle->iHeight); - - dsscomp->ovls[dsscomp->num_ovls].cfg.ix = dsscomp->num_ovls + hwc_dev->primary_transform; - dsscomp->ovls[dsscomp->num_ovls].addressing = OMAP_DSS_BUFADDR_LAYER_IX; - dsscomp->ovls[dsscomp->num_ovls].ba = dsscomp->num_ovls; - - /* ensure GFX layer is never scaled */ - if ((dsscomp->num_ovls == 0) && (!hwc_dev->primary_transform)) { - scaled_gfx = scaled(layer) || is_NV12(handle); - } else if (scaled_gfx && !scaled(layer) && !is_NV12(handle)) { - /* swap GFX layer with this one */ - dsscomp->ovls[dsscomp->num_ovls].cfg.ix = 0; - dsscomp->ovls[0].cfg.ix = dsscomp->num_ovls; - scaled_gfx = 0; - } - - /* remember largest dockable layer */ - if (dockable(layer) && - (ix_docking < 0 || - display_area(&dsscomp->ovls[dsscomp->num_ovls]) > display_area(&dsscomp->ovls[ix_docking]))) - ix_docking = dsscomp->num_ovls; -#ifdef OMAP_ENHANCEMENT_S3D - /* remember the ix for s3d layer */ - if (get_s3d_layout_type(layer) != eMono) { - ix_s3d = dsscomp->num_ovls; - } -#endif - dsscomp->num_ovls++; - z++; - } else if (hwc_dev->use_sgx) { - if (fb_z < 0) { - /* NOTE: we are not handling transparent cutout for now */ - fb_z = z; - z++; - } else { - /* move fb z-order up (by lowering dss layers) */ - while (fb_z < z - 1) - dsscomp->ovls[1 + fb_z++].cfg.zorder--; - } - } - } - - /* if scaling GFX (e.g. only 1 scaled surface) use a VID pipe */ - if (scaled_gfx) - dsscomp->ovls[0].cfg.ix = dsscomp->num_ovls; - - if (hwc_dev->blt_policy == BLTPOLICY_DEFAULT) { - /* - * As long as we keep blitting on consecutive frames keep the regionizer - * state, if this is not possible the regionizer state is unreliable and - * we need to reset its state. - */ - if (hwc_dev->use_sgx) { - if (blit_layers(hwc_dev, list, dsscomp->num_ovls == 1 ? 0 : dsscomp->num_ovls)) { - hwc_dev->use_sgx = 0; - } - } else - rgz_release(&grgz); - } - - /* If the SGX is not used and there is blit data we need a framebuffer and - * a DSS pipe well configured for it - */ - if (needs_fb) { - /* assign a z-layer for fb */ - if (fb_z < 0) { - if (!hwc_dev->blt_policy != BLTPOLICY_DISABLED && num->composited_layers) - ALOGE("**** should have assigned z-layer for fb"); - fb_z = z++; - } - /* - * This is needed because if we blit all we would lose the handle of - * the first layer - */ - if (hwc_dev->use_sgx) { - hwc_dev->buffers[0] = NULL; - } - setup_layer_base(&dsscomp->ovls[0].cfg, fb_z, - hwc_dev->fb_dev->base.format, - 1, /* FB is always premultiplied */ - hwc_dev->fb_dev->base.width, - hwc_dev->fb_dev->base.height); - dsscomp->ovls[0].cfg.pre_mult_alpha = 1; - dsscomp->ovls[0].addressing = OMAP_DSS_BUFADDR_LAYER_IX; - dsscomp->ovls[0].ba = 0; - dsscomp->ovls[0].cfg.ix = hwc_dev->primary_transform; - } - - /* mirror layers */ - hwc_dev->post2_layers = dsscomp->num_ovls; - - omap_hwc_ext_t *ext = &hwc_dev->ext; - if (ext->current.enabled && ((!num->protected && hwc_dev->ext_ovls) || - (hwc_dev->ext_ovls_wanted && hwc_dev->ext_ovls >= hwc_dev->ext_ovls_wanted))) { -#ifdef OMAP_ENHANCEMENT_S3D - if (ext->current.docking && ix_s3d >= 0) { - if (clone_s3d_external_layer(hwc_dev, ix_s3d) == 0) { - dsscomp->ovls[dsscomp->num_ovls - 2].cfg.zorder = z++; - dsscomp->ovls[dsscomp->num_ovls - 1].cfg.zorder = z++; - /* For now, show only the left view of an S3D layer - * in the local display while we have hdmi attached */ - switch (hwc_dev->s3d_input_type) { - case eSideBySide: - dsscomp->ovls[ix_s3d].cfg.crop.w = dsscomp->ovls[ix_s3d].cfg.crop.w/2; - break; - case eTopBottom: - dsscomp->ovls[ix_s3d].cfg.crop.h = dsscomp->ovls[ix_s3d].cfg.crop.h/2; - break; - default: - ALOGE("Unsupported S3D input type"); - break; - } - } - } else if (ext->current.docking && ix_docking >= 0) { -#else - if (ext->current.docking && ix_docking >= 0) { -#endif - if (clone_external_layer(hwc_dev, ix_docking) == 0) - dsscomp->ovls[dsscomp->num_ovls - 1].cfg.zorder = z++; - } else if (ext->current.docking && ix_docking < 0 && ext->force_dock) { - ix_docking = dsscomp->num_ovls; - struct dss2_ovl_info *oi = &dsscomp->ovls[ix_docking]; - image_info_t *dock_image = get_dock_image(); - setup_layer_base(&oi->cfg, 0, HAL_PIXEL_FORMAT_BGRA_8888, 1, - dock_image->width, dock_image->height); - oi->cfg.stride = dock_image->rowbytes; - if (clone_external_layer(hwc_dev, ix_docking) == 0) { - oi->addressing = OMAP_DSS_BUFADDR_FB; - oi->ba = 0; - z++; - } - } else if (!ext->current.docking) { - int res = 0; - - /* reset mode if we are coming from docking */ - if (ext->last.docking) - res = setup_mirroring(hwc_dev); - - /* mirror all layers */ - for (ix = 0; res == 0 && ix < hwc_dev->post2_layers; ix++) { - if (clone_layer(hwc_dev, ix)) - break; - z++; - } - } - } - - /* Apply transform for primary display */ - if (hwc_dev->primary_transform) - for (i = 0; i < dsscomp->num_ovls; i++) { - if(dsscomp->ovls[i].cfg.mgr_ix == 0) - adjust_primary_display_layer(hwc_dev, &dsscomp->ovls[i]); - } - -#ifdef OMAP_ENHANCEMENT_S3D - enable_s3d_hdmi(hwc_dev, ix_s3d >= 0); -#endif - ext->last = ext->current; - - if (z != dsscomp->num_ovls || dsscomp->num_ovls > MAX_HW_OVERLAYS) - ALOGE("**** used %d z-layers for %d overlays\n", z, dsscomp->num_ovls); - - /* verify all z-orders and overlay indices are distinct */ - for (i = z = ix = 0; i < dsscomp->num_ovls; i++) { - struct dss2_ovl_cfg *c = &dsscomp->ovls[i].cfg; - - if (z & (1 << c->zorder)) - ALOGE("**** used z-order #%d multiple times", c->zorder); - if (ix & (1 << c->ix)) - ALOGE("**** used ovl index #%d multiple times", c->ix); - z |= 1 << c->zorder; - ix |= 1 << c->ix; - } - dsscomp->mode = DSSCOMP_SETUP_DISPLAY; - dsscomp->mgrs[0].ix = 0; - dsscomp->mgrs[0].alpha_blending = 1; - dsscomp->mgrs[0].swap_rb = hwc_dev->swap_rb; - dsscomp->num_mgrs = 1; - - if (ext->current.enabled || hwc_dev->last_ext_ovls) { - dsscomp->mgrs[1] = dsscomp->mgrs[0]; - dsscomp->mgrs[1].ix = 1; - dsscomp->num_mgrs++; - hwc_dev->ext_ovls = dsscomp->num_ovls - hwc_dev->post2_layers; - } - - /* - * Whilst the mode of the display is being changed drop compositions to the - * display - */ - if (ext->last_mode == 0 && hwc_dev->on_tv) { - dsscomp->num_ovls = 0; - } - - if (debug) { - ALOGD("prepare (%d) - %s (comp=%d, poss=%d/%d scaled, RGB=%d,BGR=%d,NV12=%d) (ext=%s%s%ddeg%s %dex/%dmx (last %dex,%din)\n", - dsscomp->sync_id, - hwc_dev->use_sgx ? "SGX+OVL" : "all-OVL", - num->composited_layers, - num->possible_overlay_layers, num->scaled_layers, - num->RGB, num->BGR, num->NV12, - ext->on_tv ? "tv+" : "", - ext->current.enabled ? ext->current.docking ? "dock+" : "mirror+" : "OFF+", - ext->current.rotation * 90, - ext->current.hflip ? "+hflip" : "", - hwc_dev->ext_ovls, num->max_hw_overlays, hwc_dev->last_ext_ovls, hwc_dev->last_int_ovls); - } - - pthread_mutex_unlock(&hwc_dev->lock); - return 0; -} - -static void reset_screen(omap_hwc_device_t *hwc_dev) -{ - static int first_set = 1; - int ret; - - if (first_set) { - first_set = 0; - struct dsscomp_setup_dispc_data d = { - .num_mgrs = 1, - }; - /* remove bootloader image from the screen as blank/unblank does not change the composition */ - ret = ioctl(hwc_dev->dsscomp_fd, DSSCIOC_SETUP_DISPC, &d); - if (ret) - ALOGW("failed to remove bootloader image"); - - /* blank and unblank fd to make sure display is properly programmed on boot. - * This is needed because the bootloader can not be trusted. - */ - ret = ioctl(hwc_dev->fb_fd, FBIOBLANK, FB_BLANK_POWERDOWN); - if (ret) - ALOGW("failed to blank display"); - - ret = ioctl(hwc_dev->fb_fd, FBIOBLANK, FB_BLANK_UNBLANK); - if (ret) - ALOGW("failed to blank display"); - } -} - -static int hwc_set(struct hwc_composer_device_1 *dev, - size_t numDisplays, hwc_display_contents_1_t** displays) -{ - if (!numDisplays || displays == NULL) { - ALOGD("set: empty display list"); - return 0; - } - hwc_display_t dpy = NULL; - hwc_surface_t sur = NULL; - hwc_display_contents_1_t* list = displays[0]; // ignore displays beyond the first - if (list != NULL) { - dpy = list->dpy; - sur = list->sur; - } - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *)dev; - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - int err = 0; - bool invalidate; - - pthread_mutex_lock(&hwc_dev->lock); - - reset_screen(hwc_dev); - - invalidate = hwc_dev->ext_ovls_wanted && (hwc_dev->ext_ovls < hwc_dev->ext_ovls_wanted) && - (hwc_dev->counts.protected || !hwc_dev->ext_ovls); - - if (debug) - dump_set_info(hwc_dev, list); - - if (dpy && sur) { - // list can be NULL which means hwc is temporarily disabled. - // however, if dpy and sur are null it means we're turning the - // screen off. no shall not call eglSwapBuffers() in that case. - - if (hwc_dev->use_sgx) { - if (!eglSwapBuffers((EGLDisplay)dpy, (EGLSurface)sur)) { - ALOGE("eglSwapBuffers error"); - err = HWC_EGL_ERROR; - goto err_out; - } - } - - //dump_dsscomp(dsscomp); - - // signal the event thread that a post has happened - write(hwc_dev->pipe_fds[1], "s", 1); - if (hwc_dev->force_sgx > 0) - hwc_dev->force_sgx--; - - hwc_dev->comp_data.blit_data.rgz_flags = hwc_dev->blit_flags; - hwc_dev->comp_data.blit_data.rgz_items = hwc_dev->blit_num; - int omaplfb_comp_data_sz = sizeof(hwc_dev->comp_data) + - (hwc_dev->comp_data.blit_data.rgz_items * sizeof(struct rgz_blt_entry)); - - - uint32_t nbufs = hwc_dev->post2_layers; - if (hwc_dev->post2_blit_buffers) { - /* - * We don't want to pass a NULL entry in the Post2, but we need to - * fix up buffer handle array and overlay indexes to account for - * this - */ - nbufs += hwc_dev->post2_blit_buffers - 1; - - if (hwc_dev->post2_layers > 1) { - uint32_t i, j; - for (i = 0; i < nbufs; i++) { - hwc_dev->buffers[i] = hwc_dev->buffers[i+1]; - } - for (i = 1, j= 1; j < hwc_dev->post2_layers; i++, j++) { - dsscomp->ovls[j].ba = i; - } - } - } - ALOGI_IF(debugblt && hwc_dev->blt_policy != BLTPOLICY_DISABLED, - "Post2, blits %d, ovl_buffers %d, blit_buffers %d sgx %d", - hwc_dev->blit_num, hwc_dev->post2_layers, hwc_dev->post2_blit_buffers, - hwc_dev->use_sgx); - - debug_post2(hwc_dev, nbufs); - err = hwc_dev->fb_dev->Post2((framebuffer_device_t *)hwc_dev->fb_dev, - hwc_dev->buffers, - nbufs, - dsscomp, omaplfb_comp_data_sz); - showfps(); - } - hwc_dev->last_ext_ovls = hwc_dev->ext_ovls; - hwc_dev->last_int_ovls = hwc_dev->post2_layers; - if (err) - ALOGE("Post2 error"); - - check_sync_fds(numDisplays, displays); - -err_out: - pthread_mutex_unlock(&hwc_dev->lock); - - if (invalidate) - hwc_dev->procs->invalidate(hwc_dev->procs); - - return err; -} - -static void hwc_dump(struct hwc_composer_device_1 *dev, char *buff, int buff_len) -{ - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *)dev; - struct dsscomp_setup_dispc_data *dsscomp = &hwc_dev->comp_data.dsscomp_data; - struct dump_buf log = { - .buf = buff, - .buf_len = buff_len, - }; - int i; - - dump_printf(&log, "omap_hwc %d:\n", dsscomp->num_ovls); - dump_printf(&log, " idle timeout: %dms\n", hwc_dev->idle); - - for (i = 0; i < dsscomp->num_ovls; i++) { - struct dss2_ovl_cfg *cfg = &dsscomp->ovls[i].cfg; - - dump_printf(&log, " layer %d:\n", i); - dump_printf(&log, " enabled:%s buff:%p %dx%d stride:%d\n", - cfg->enabled ? "true" : "false", hwc_dev->buffers[i], - cfg->width, cfg->height, cfg->stride); - dump_printf(&log, " src:(%d,%d) %dx%d dst:(%d,%d) %dx%d ix:%d zorder:%d\n", - cfg->crop.x, cfg->crop.y, cfg->crop.w, cfg->crop.h, - cfg->win.x, cfg->win.y, cfg->win.w, cfg->win.h, - cfg->ix, cfg->zorder); - } - - if (hwc_dev->blt_policy != BLTPOLICY_DISABLED) { - dump_printf(&log, " bltpolicy: %s, bltmode: %s\n", - hwc_dev->blt_policy == BLTPOLICY_DEFAULT ? "default" : - hwc_dev->blt_policy == BLTPOLICY_ALL ? "all" : "unknown", - hwc_dev->blt_mode == BLTMODE_PAINT ? "paint" : "regionize"); - } - dump_printf(&log, "\n"); -} - -static int hwc_device_close(hw_device_t* device) -{ - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *) device;; - - if (hwc_dev) { - if (hwc_dev->dsscomp_fd >= 0) - close(hwc_dev->dsscomp_fd); - if (hwc_dev->hdmi_fb_fd >= 0) - close(hwc_dev->hdmi_fb_fd); - if (hwc_dev->fb_fd >= 0) - close(hwc_dev->fb_fd); - if (hwc_dev->ion_fd >= 0) - ion_close(hwc_dev->ion_fd); - - /* pthread will get killed when parent process exits */ - pthread_mutex_destroy(&hwc_dev->lock); - free(hwc_dev); - } - - return 0; -} - -static int open_fb_hal(IMG_framebuffer_device_public_t **fb_dev) -{ - const struct hw_module_t *psModule; - IMG_gralloc_module_public_t *psGrallocModule; - int err; - - err = hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &psModule); - psGrallocModule = (IMG_gralloc_module_public_t *) psModule; - - if(err) - goto err_out; - - if (strcmp(psGrallocModule->base.common.author, "Imagination Technologies")) { - err = -EINVAL; - goto err_out; - } - - *fb_dev = psGrallocModule->psFrameBufferDevice; - - return 0; - -err_out: - ALOGE("Composer HAL failed to load compatible Graphics HAL"); - return err; -} - -static void set_primary_display_transform_matrix(omap_hwc_device_t *hwc_dev) -{ - /* create primary display translation matrix */ - hwc_dev->fb_dis.ix = 0;/*Default display*/ - - int ret = ioctl(hwc_dev->dsscomp_fd, DSSCIOC_QUERY_DISPLAY, &hwc_dev->fb_dis); - if (ret) - ALOGE("failed to get display info (%d): %m", errno); - - int lcd_w = hwc_dev->fb_dis.timings.x_res; - int lcd_h = hwc_dev->fb_dis.timings.y_res; - int orig_w = hwc_dev->fb_dev->base.width; - int orig_h = hwc_dev->fb_dev->base.height; - hwc_rect_t region = {.left = 0, .top = 0, .right = orig_w, .bottom = orig_h}; - hwc_dev->primary_region = region; - hwc_dev->primary_rotation = ((lcd_w > lcd_h) ^ (orig_w > orig_h)) ? 1 : 0; - hwc_dev->primary_transform = ((lcd_w != orig_w)||(lcd_h != orig_h)) ? 1 : 0; - - ALOGI("transforming FB (%dx%d) => (%dx%d) rot%d", orig_w, orig_h, lcd_w, lcd_h, hwc_dev->primary_rotation); - - /* reorientation matrix is: - m = (center-from-target-center) * (scale-to-target) * (mirror) * (rotate) * (center-to-original-center) */ - - memcpy(hwc_dev->primary_m, m_unit, sizeof(m_unit)); - m_translate(hwc_dev->primary_m, -(orig_w >> 1), -(orig_h >> 1)); - m_rotate(hwc_dev->primary_m, hwc_dev->primary_rotation); - if (hwc_dev->primary_rotation & 1) - swap(orig_w, orig_h); - m_scale(hwc_dev->primary_m, orig_w, lcd_w, orig_h, lcd_h); - m_translate(hwc_dev->primary_m, lcd_w >> 1, lcd_h >> 1); -} - -#ifdef OMAP_ENHANCEMENT_S3D -static void handle_s3d_hotplug(omap_hwc_ext_t *ext, bool state) -{ - struct edid_t *edid = NULL; - if (state) { - int fd = open("/sys/devices/platform/omapdss/display1/edid", O_RDONLY); - if (!fd) - return; - uint8_t edid_data[EDID_SIZE]; - size_t bytes_read = read(fd, edid_data, EDID_SIZE); - close(fd); - if (bytes_read < EDID_SIZE) - return; - if (edid_parser_init(&edid, edid_data)) - return; - } - - ext->s3d_enabled = false; - ext->s3d_capable = false; - ext->s3d_type = eMono; - ext->s3d_order = eLeftViewFirst; - - if (edid) { - ext->s3d_capable = edid_s3d_capable(edid); - /* For now assume Side-by-Side half support applies to all modes */ - ext->s3d_type = eSideBySide; - ext->s3d_order = eLeftViewFirst; - edid_parser_deinit(edid); - } -} -#endif -static void handle_hotplug(omap_hwc_device_t *hwc_dev) -{ - omap_hwc_ext_t *ext = &hwc_dev->ext; - bool state = ext->hdmi_state; - - /* Ignore external HDMI logic if the primary display is HDMI */ - if (hwc_dev->on_tv) { - ALOGI("Primary display is HDMI - skip clone/dock logic"); - - if (state) { - uint32_t xres = hwc_dev->fb_dev->base.width; - uint32_t yres = hwc_dev->fb_dev->base.height; - if (set_best_hdmi_mode(hwc_dev, xres, yres, ext->lcd_xpy)) { - ALOGE("Failed to set HDMI mode"); - } - set_primary_display_transform_matrix(hwc_dev); - - ioctl(hwc_dev->fb_fd, FBIOBLANK, FB_BLANK_UNBLANK); - - if (hwc_dev->procs && hwc_dev->procs->invalidate) { - hwc_dev->procs->invalidate(hwc_dev->procs); - } - } else - ext->last_mode = 0; - - return; - } - - pthread_mutex_lock(&hwc_dev->lock); -#ifdef OMAP_ENHANCEMENT_S3D - handle_s3d_hotplug(ext, state); -#endif - ext->dock.enabled = ext->mirror.enabled = 0; - if (state) { - /* check whether we can clone and/or dock */ - char value[PROPERTY_VALUE_MAX]; - property_get("persist.hwc.docking.enabled", value, "1"); - ext->dock.enabled = atoi(value) > 0; - property_get("persist.hwc.mirroring.enabled", value, "1"); - ext->mirror.enabled = atoi(value) > 0; - property_get("persist.hwc.avoid_mode_change", value, "1"); - ext->avoid_mode_change = atoi(value) > 0; - - /* get cloning transformation */ - property_get("persist.hwc.docking.transform", value, "0"); - ext->dock.rotation = atoi(value) & EXT_ROTATION; - ext->dock.hflip = (atoi(value) & EXT_HFLIP) > 0; - ext->dock.docking = 1; - property_get("persist.hwc.mirroring.transform", value, hwc_dev->fb_dis.timings.y_res > hwc_dev->fb_dis.timings.x_res ? "3" : "0"); - ext->mirror.rotation = atoi(value) & EXT_ROTATION; - ext->mirror.hflip = (atoi(value) & EXT_HFLIP) > 0; - ext->mirror.docking = 0; - - if (ext->force_dock) { - /* restrict to docking with no transform */ - ext->mirror.enabled = 0; - ext->dock.rotation = 0; - ext->dock.hflip = 0; - - load_dock_image(); - } - - /* select best mode for mirroring */ - if (ext->mirror.enabled) { - ext->current = ext->mirror; - ext->mirror_mode = 0; - if (setup_mirroring(hwc_dev) == 0) { - ext->mirror_mode = ext->last_mode; - ioctl(hwc_dev->hdmi_fb_fd, FBIOBLANK, FB_BLANK_UNBLANK); - } else - ext->mirror.enabled = 0; - } - /* Allocate backup buffers for FB rotation - * This is required only if the FB tranform is different from that - * of the external display and the FB is not in TILER2D space - */ - if (ext->mirror.rotation && (limits.fbmem_type != DSSCOMP_FBMEM_TILER2D)) - allocate_tiler2d_buffers(hwc_dev); - - } else { - ext->last_mode = 0; - if (ext->mirror.rotation && (limits.fbmem_type != DSSCOMP_FBMEM_TILER2D)) { - /* free tiler 2D buffer on detach */ - free_tiler2d_buffers(hwc_dev); - } - } - ALOGI("external display changed (state=%d, mirror={%s tform=%ddeg%s}, dock={%s tform=%ddeg%s%s}, tv=%d", state, - ext->mirror.enabled ? "enabled" : "disabled", - ext->mirror.rotation * 90, - ext->mirror.hflip ? "+hflip" : "", - ext->dock.enabled ? "enabled" : "disabled", - ext->dock.rotation * 90, - ext->dock.hflip ? "+hflip" : "", - ext->force_dock ? " forced" : "", - ext->on_tv); - - pthread_mutex_unlock(&hwc_dev->lock); - - /* hwc_dev->procs is set right after the device is opened, but there is - * still a race condition where a hotplug event might occur after the open - * but before the procs are registered. */ - if (hwc_dev->procs) - hwc_dev->procs->invalidate(hwc_dev->procs); -} - -static void handle_uevents(omap_hwc_device_t *hwc_dev, const char *buff, int len) -{ - int dock; - int hdmi; - int vsync; - int state = 0; - uint64_t timestamp = 0; - const char *s = buff; - - dock = !strcmp(s, "change@/devices/virtual/switch/dock"); - hdmi = !strcmp(s, "change@/devices/virtual/switch/hdmi"); - vsync = !strcmp(s, "change@/devices/platform/omapfb") || - !strcmp(s, "change@/devices/virtual/switch/omapfb-vsync"); - - if (!dock && !vsync && !hdmi) - return; - - s += strlen(s) + 1; - - while(*s) { - if (!strncmp(s, "SWITCH_STATE=", strlen("SWITCH_STATE="))) - state = atoi(s + strlen("SWITCH_STATE=")); - else if (!strncmp(s, "SWITCH_TIME=", strlen("SWITCH_TIME="))) - timestamp = strtoull(s + strlen("SWITCH_TIME="), NULL, 0); - else if (!strncmp(s, "VSYNC=", strlen("VSYNC="))) - timestamp = strtoull(s + strlen("VSYNC="), NULL, 0); - - s += strlen(s) + 1; - if (s - buff >= len) - break; - } - - if (vsync) { - if (hwc_dev->procs) - hwc_dev->procs->vsync(hwc_dev->procs, 0, timestamp); - } else { - if (dock) - hwc_dev->ext.force_dock = state == 1; - else - hwc_dev->ext.hdmi_state = state == 1; - handle_hotplug(hwc_dev); - } -} - -static void *hdmi_thread(void *data) -{ - omap_hwc_device_t *hwc_dev = data; - static char uevent_desc[4096]; - struct pollfd fds[2]; - bool invalidate = false; - int timeout; - int err; - - setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY); - - uevent_init(); - - fds[0].fd = uevent_get_fd(); - fds[0].events = POLLIN; - fds[1].fd = hwc_dev->pipe_fds[0]; - fds[1].events = POLLIN; - - timeout = hwc_dev->idle ? hwc_dev->idle : -1; - - memset(uevent_desc, 0, sizeof(uevent_desc)); - - do { - err = poll(fds, hwc_dev->idle ? 2 : 1, timeout); - - if (err == 0) { - if (hwc_dev->idle) { - if (hwc_dev->procs) { - pthread_mutex_lock(&hwc_dev->lock); - invalidate = hwc_dev->last_int_ovls > 1 && !hwc_dev->force_sgx; - if (invalidate) { - hwc_dev->force_sgx = 2; - } - pthread_mutex_unlock(&hwc_dev->lock); - - if (invalidate) { - hwc_dev->procs->invalidate(hwc_dev->procs); - timeout = -1; - } - } - - continue; - } - } - - if (err == -1) { - if (errno != EINTR) - ALOGE("event error: %m"); - continue; - } - - if (hwc_dev->idle && fds[1].revents & POLLIN) { - char c; - read(hwc_dev->pipe_fds[0], &c, 1); - if (!hwc_dev->force_sgx) - timeout = hwc_dev->idle ? hwc_dev->idle : -1; - } - - if (fds[0].revents & POLLIN) { - /* keep last 2 zeroes to ensure double 0 termination */ - int len = uevent_next_event(uevent_desc, sizeof(uevent_desc) - 2); - handle_uevents(hwc_dev, uevent_desc, len); - } - } while (1); - - return NULL; -} - -static void hwc_registerProcs(struct hwc_composer_device_1* dev, - hwc_procs_t const* procs) -{ - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *) dev; - - hwc_dev->procs = (typeof(hwc_dev->procs)) procs; -} - -static int hwc_query(struct hwc_composer_device_1* dev, int what, int* value) -{ - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *) dev; - - switch (what) { - case HWC_BACKGROUND_LAYER_SUPPORTED: - // we don't support the background layer yet - value[0] = 0; - break; - case HWC_VSYNC_PERIOD: - // vsync period in nanosecond - value[0] = 1000000000.0 / hwc_dev->fb_dev->base.fps; - break; - default: - // unsupported query - return -EINVAL; - } - return 0; -} - -static int hwc_eventControl(struct hwc_composer_device_1* dev, - int dpy, int event, int enabled) -{ - omap_hwc_device_t *hwc_dev = (omap_hwc_device_t *) dev; - - switch (event) { - case HWC_EVENT_VSYNC: - { - int val = !!enabled; - int err; - - if (hwc_dev->use_sw_vsync) { - if (enabled) - start_sw_vsync(hwc_dev); - else - stop_sw_vsync(); - return 0; - } - - err = ioctl(hwc_dev->fb_fd, OMAPFB_ENABLEVSYNC, &val); - if (err < 0) - return -errno; - - return 0; - } - default: - return -EINVAL; - } -} - -static int hwc_blank(struct hwc_composer_device_1 *dev, int dpy, int blank) -{ - // We're using an older method of screen blanking based on - // early_suspend in the kernel. No need to do anything here. - return 0; -} - -static int hwc_device_open(const hw_module_t* module, const char* name, hw_device_t** device) -{ - omap_hwc_module_t *hwc_mod = (omap_hwc_module_t *)module; - omap_hwc_device_t *hwc_dev; - int err = 0; - - if (strcmp(name, HWC_HARDWARE_COMPOSER)) { - return -EINVAL; - } - - if (!hwc_mod->fb_dev) { - err = open_fb_hal(&hwc_mod->fb_dev); - if (err) - return err; - - if (!hwc_mod->fb_dev) { - ALOGE("Framebuffer HAL not opened before HWC"); - return -EFAULT; - } - hwc_mod->fb_dev->bBypassPost = 1; - } - - hwc_dev = (omap_hwc_device_t *)malloc(sizeof(*hwc_dev)); - if (hwc_dev == NULL) - return -ENOMEM; - - memset(hwc_dev, 0, sizeof(*hwc_dev)); - - hwc_dev->base.common.tag = HARDWARE_DEVICE_TAG; - hwc_dev->base.common.version = HWC_DEVICE_API_VERSION_1_0; - - if (use_sw_vsync()) { - hwc_dev->use_sw_vsync = true; - init_sw_vsync(hwc_dev); - } - - hwc_dev->base.common.module = (hw_module_t *)module; - hwc_dev->base.common.close = hwc_device_close; - hwc_dev->base.prepare = hwc_prepare; - hwc_dev->base.set = hwc_set; - hwc_dev->base.eventControl = hwc_eventControl; - hwc_dev->base.blank = hwc_blank; - hwc_dev->base.dump = hwc_dump; - hwc_dev->base.registerProcs = hwc_registerProcs; - hwc_dev->base.query = hwc_query; - - hwc_dev->fb_dev = hwc_mod->fb_dev; - *device = &hwc_dev->base.common; - - hwc_dev->dsscomp_fd = open("/dev/dsscomp", O_RDWR); - if (hwc_dev->dsscomp_fd < 0) { - ALOGE("failed to open dsscomp (%d)", errno); - err = -errno; - goto done; - } - - int ret = ioctl(hwc_dev->dsscomp_fd, DSSCIOC_QUERY_PLATFORM, &limits); - if (ret) { - ALOGE("failed to get platform limits (%d): %m", errno); - err = -errno; - goto done; - } - - hwc_dev->fb_fd = open("/dev/graphics/fb0", O_RDWR); - if (hwc_dev->fb_fd < 0) { - ALOGE("failed to open fb (%d)", errno); - err = -errno; - goto done; - } - - err = init_dock_image(hwc_dev, limits.max_width, limits.max_height); - if (err) - goto done; - - /* Allocate the maximum buffers that we can receive from HWC */ - hwc_dev->buffers = malloc(sizeof(buffer_handle_t) * MAX_HWC_LAYERS); - if (!hwc_dev->buffers) { - err = -ENOMEM; - goto done; - } - - ret = ioctl(hwc_dev->dsscomp_fd, DSSCIOC_QUERY_DISPLAY, &hwc_dev->fb_dis); - if (ret) { - ALOGE("failed to get display info (%d): %m", errno); - err = -errno; - goto done; - } - - hwc_dev->ion_fd = ion_open(); - if (hwc_dev->ion_fd < 0) { - ALOGE("failed to open ion driver (%d)", errno); - } - - int i; - for (i = 0; i < NUM_EXT_DISPLAY_BACK_BUFFERS; i++) { - hwc_dev->ion_handles[i] = NULL; - } - - /* use default value in case some of requested display parameters missing */ - hwc_dev->ext.lcd_xpy = 1.0; - if (hwc_dev->fb_dis.timings.x_res && hwc_dev->fb_dis.height_in_mm) { - hwc_dev->ext.lcd_xpy = (float) - hwc_dev->fb_dis.width_in_mm / hwc_dev->fb_dis.timings.x_res / - hwc_dev->fb_dis.height_in_mm * hwc_dev->fb_dis.timings.y_res; - } - - if (hwc_dev->fb_dis.channel == OMAP_DSS_CHANNEL_DIGIT) { - ALOGI("Primary display is HDMI"); - hwc_dev->on_tv = 1; - } else { -#ifndef HDMI_DISABLED - hwc_dev->hdmi_fb_fd = open("/dev/graphics/fb1", O_RDWR); - if (hwc_dev->hdmi_fb_fd < 0) { - ALOGE("failed to open hdmi fb (%d)", errno); - err = -errno; - goto done; - } -#endif - } - - set_primary_display_transform_matrix(hwc_dev); - - if (pipe(hwc_dev->pipe_fds) == -1) { - ALOGE("failed to event pipe (%d): %m", errno); - err = -errno; - goto done; - } - - if (pthread_mutex_init(&hwc_dev->lock, NULL)) { - ALOGE("failed to create mutex (%d): %m", errno); - err = -errno; - goto done; - } - if (pthread_create(&hwc_dev->hdmi_thread, NULL, hdmi_thread, hwc_dev)) - { - ALOGE("failed to create HDMI listening thread (%d): %m", errno); - err = -errno; - goto done; - } - - /* get debug properties */ - - /* see if hwc is enabled at all */ - char value[PROPERTY_VALUE_MAX]; - property_get("debug.hwc.rgb_order", value, "1"); - hwc_dev->flags_rgb_order = atoi(value); - property_get("debug.hwc.nv12_only", value, "0"); - hwc_dev->flags_nv12_only = atoi(value); - property_get("debug.hwc.idle", value, "250"); - hwc_dev->idle = atoi(value); - - /* get the board specific clone properties */ - /* 0:0:1280:720 */ - if (property_get("persist.hwc.mirroring.region", value, "") <= 0 || - sscanf(value, "%d:%d:%d:%d", - &hwc_dev->ext.mirror_region.left, &hwc_dev->ext.mirror_region.top, - &hwc_dev->ext.mirror_region.right, &hwc_dev->ext.mirror_region.bottom) != 4 || - hwc_dev->ext.mirror_region.left >= hwc_dev->ext.mirror_region.right || - hwc_dev->ext.mirror_region.top >= hwc_dev->ext.mirror_region.bottom) { - struct hwc_rect fb_region = { .right = hwc_dev->fb_dev->base.width, .bottom = hwc_dev->fb_dev->base.height }; - hwc_dev->ext.mirror_region = fb_region; - } - ALOGI("clone region is set to (%d,%d) to (%d,%d)", - hwc_dev->ext.mirror_region.left, hwc_dev->ext.mirror_region.top, - hwc_dev->ext.mirror_region.right, hwc_dev->ext.mirror_region.bottom); - - /* read switch state */ - int sw_fd = open("/sys/class/switch/hdmi/state", O_RDONLY); - if (sw_fd >= 0) { - char value; - if (read(sw_fd, &value, 1) == 1) - hwc_dev->ext.hdmi_state = value == '1'; - close(sw_fd); - } - sw_fd = open("/sys/class/switch/dock/state", O_RDONLY); - if (sw_fd >= 0) { - char value; - if (read(sw_fd, &value, 1) == 1) - hwc_dev->ext.force_dock = value == '1'; - close(sw_fd); - } - handle_hotplug(hwc_dev); - - ALOGI("open_device(rgb_order=%d nv12_only=%d)", - hwc_dev->flags_rgb_order, hwc_dev->flags_nv12_only); - - int gc2d_fd = open("/dev/gcioctl", O_RDWR); - if (gc2d_fd < 0) { - ALOGI("Unable to open gc-core device (%d), blits disabled", errno); - hwc_dev->blt_policy = BLTPOLICY_DISABLED; - } else { - property_get("persist.hwc.bltmode", value, "1"); - hwc_dev->blt_mode = atoi(value); - property_get("persist.hwc.bltpolicy", value, "1"); - hwc_dev->blt_policy = atoi(value); - ALOGI("blitter present, blits mode %d, blits policy %d", hwc_dev->blt_mode, hwc_dev->blt_policy); - close(gc2d_fd); - - if (rgz_get_screengeometry(hwc_dev->fb_fd, &gscrngeom, - hwc_dev->fb_dev->base.format) != 0) { - err = -EINVAL; - goto done; - } - } - - property_get("persist.hwc.upscaled_nv12_limit", value, "2."); - sscanf(value, "%f", &hwc_dev->upscaled_nv12_limit); - if (hwc_dev->upscaled_nv12_limit < 0. || hwc_dev->upscaled_nv12_limit > 2048.) { - ALOGW("Invalid upscaled_nv12_limit (%s), setting to 2.", value); - hwc_dev->upscaled_nv12_limit = 2.; - } - -done: - if (err && hwc_dev) { - if (hwc_dev->dsscomp_fd >= 0) - close(hwc_dev->dsscomp_fd); - if (hwc_dev->hdmi_fb_fd >= 0) - close(hwc_dev->hdmi_fb_fd); - if (hwc_dev->fb_fd >= 0) - close(hwc_dev->fb_fd); - pthread_mutex_destroy(&hwc_dev->lock); - free(hwc_dev->buffers); - free(hwc_dev); - } - - return err; -} - -static struct hw_module_methods_t module_methods = { - .open = hwc_device_open, -}; - -omap_hwc_module_t HAL_MODULE_INFO_SYM = { - .base = { - .common = { - .tag = HARDWARE_MODULE_TAG, - .module_api_version = HWC_MODULE_API_VERSION_0_1, - .hal_api_version = HARDWARE_HAL_API_VERSION, - .id = HWC_HARDWARE_MODULE_ID, - .name = "OMAP 44xx Hardware Composer HAL", - .author = "Texas Instruments", - .methods = &module_methods, - }, - }, -}; |