diff options
Diffstat (limited to 'drivers/gpu/drm/emgd/emgd/video/overlay/plb/ovl_plb_cache.c')
| -rw-r--r-- | drivers/gpu/drm/emgd/emgd/video/overlay/plb/ovl_plb_cache.c | 315 |
1 files changed, 0 insertions, 315 deletions
diff --git a/drivers/gpu/drm/emgd/emgd/video/overlay/plb/ovl_plb_cache.c b/drivers/gpu/drm/emgd/emgd/video/overlay/plb/ovl_plb_cache.c deleted file mode 100644 index 1cb81a97826a..000000000000 --- a/drivers/gpu/drm/emgd/emgd/video/overlay/plb/ovl_plb_cache.c +++ /dev/null @@ -1,315 +0,0 @@ -/* -*- pse-c -*- - *----------------------------------------------------------------------------- - * Filename: ovl_plb_cache.c - * $Revision: 1.2 $ - *----------------------------------------------------------------------------- - * Copyright © 2002-2010, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - *----------------------------------------------------------------------------- - * Description: - * Support functions for overlay caching. - *----------------------------------------------------------------------------- - */ -#define MODULE_NAME hal.overlay - -#include "ovl_plb_cache.h" - -/* - * Caching helper functions. Implemented in ovl_plb.c, but used by - * the ovl2 and micro_ovl modules as well. - */ - -/* Tells if a rectangle has changed */ -int is_changed_rect( - igd_rect_t *old_rect, - igd_rect_t *new_rect) -{ - return ((old_rect->x1 != new_rect->x1) || - (old_rect->x2 != new_rect->x2) || - (old_rect->y1 != new_rect->y1) || - (old_rect->y2 != new_rect->y2) ); -} - -/* Tells if a surface has changed */ -int is_changed_surf( - igd_surface_t *old_surf, - igd_surface_t *new_surf) -{ - return( (old_surf->pitch != new_surf-> pitch) || - (old_surf->width != new_surf-> width) || - (old_surf->height != new_surf-> height) || - (old_surf->pixel_format != new_surf-> pixel_format) || - (old_surf->u_pitch != new_surf-> u_pitch) || - (old_surf->v_pitch != new_surf-> v_pitch) || - (old_surf->palette_info != new_surf-> palette_info) || - (old_surf->flags != new_surf-> flags) || - (old_surf->logic_ops != new_surf-> logic_ops) || - (old_surf->render_ops != new_surf-> render_ops) || - (old_surf->alpha != new_surf-> alpha) || - (old_surf->diffuse != new_surf-> diffuse) || - (old_surf->chroma_high != new_surf-> chroma_high) || - (old_surf->chroma_low != new_surf-> chroma_low) ); - -} - -/* Tells if the color key has changed */ - int is_changed_color_key( - igd_ovl_info_t *old_info, - igd_ovl_info_t *new_info) -{ - return ( (old_info->color_key.src_lo != new_info->color_key.src_lo) || - (old_info->color_key.src_hi != new_info->color_key.src_hi) || - (old_info->color_key.dest != new_info->color_key.dest) || - (old_info->color_key.flags != new_info->color_key.flags) ); - -} - -/* Tells if the video quality has changed */ -int is_changed_vq( - igd_ovl_info_t *old_info, - igd_ovl_info_t *new_info) -{ - return ( (old_info->video_quality.contrast != - new_info->video_quality.contrast) || - (old_info->video_quality.brightness != - new_info->video_quality.brightness) || - (old_info->video_quality.saturation != - new_info->video_quality.saturation) ); - -} - -/* Tells if the gamma has changed */ -int is_changed_gamma( - igd_ovl_info_t *old_info, - igd_ovl_info_t *new_info) -{ - return ((old_info->gamma.red != new_info->gamma.red) || - (old_info->gamma.green != new_info->gamma.green) || - (old_info->gamma.blue != new_info->gamma.blue) || - (old_info->gamma.flags != new_info->gamma.flags) ); - -} - -/* Copies a source rectangle to the cache */ -void copy_src_rect_plb(igd_rect_t *src_rect, povl_plb_cache_t ovl_cache) -{ - if (src_rect) { - OS_MEMCPY(&ovl_cache->src_rect, - src_rect, - sizeof(igd_rect_t)); - } else { - OS_MEMSET(&ovl_cache->src_rect, - 0, - sizeof(igd_rect_t)); - } -} - - -/* Copies a dest rectangle to the cache */ -void copy_dest_rect_plb( igd_rect_t *dest_rect, povl_plb_cache_t ovl_cache) -{ - if (dest_rect) { - OS_MEMCPY(&ovl_cache->dest_rect, - dest_rect, - sizeof(igd_rect_t)); - } else { - OS_MEMSET(&ovl_cache->dest_rect, - 0, - sizeof(igd_rect_t)); - } -} - - -/* Copies a surface to the cache */ -void copy_surf_plb(igd_surface_t *src_surf, povl_plb_cache_t ovl_cache) -{ - if (src_surf) { - OS_MEMCPY(&ovl_cache->src_surf, - src_surf, - sizeof(igd_surface_t)); - } else { - OS_MEMSET(&ovl_cache->src_surf, - 0, - sizeof(igd_surface_t)); - } -} - - -/* Copies the color key to the cache */ -void copy_color_key_plb( igd_ovl_info_t *ovl_info, povl_plb_cache_t ovl_cache) -{ - if (ovl_info) { - OS_MEMCPY(&ovl_cache->ovl_info.color_key, - &(ovl_info->color_key), - sizeof(igd_ovl_color_key_info_t)); - } else { - OS_MEMSET(&ovl_cache->ovl_info.color_key, - 0, - sizeof(igd_ovl_color_key_info_t)); - } -} - - -/* Copies the video quality info to the cache */ -void copy_vq_plb(igd_ovl_info_t *ovl_info, povl_plb_cache_t ovl_cache) -{ - if (ovl_info) { - OS_MEMCPY(&ovl_cache->ovl_info.video_quality, - &(ovl_info->video_quality), - sizeof(igd_ovl_video_quality_info_t)); - } else { - OS_MEMSET(&ovl_cache->ovl_info.video_quality, - 0, - sizeof(igd_ovl_video_quality_info_t)); - } -} - - -/* Copies the gamma to the cache */ -void copy_gamma_plb(igd_ovl_info_t *ovl_info, povl_plb_cache_t ovl_cache) -{ - if (ovl_info) { - OS_MEMCPY(&ovl_cache->ovl_info.gamma, - &(ovl_info->gamma), - sizeof(igd_ovl_gamma_info_t)); - } else { - OS_MEMSET(&ovl_cache->ovl_info.gamma, - 0, - sizeof(igd_ovl_gamma_info_t)); - } -} - - - -/* Checks to see what, if anything has changed. - * Clears bits in the command and config register that are invalid. - * Returns a set of flags telling what changed */ -unsigned int get_cache_changes_plb( - igd_surface_t *src_surf, - igd_rect_t *src_rect, - igd_rect_t *dest_rect, - igd_ovl_info_t *ovl_info, - unsigned int flags, - povl_plb_cache_t ovl_cache) -{ - unsigned int cache_changed = 0; - - ovl_cache->ovl2_regs.control = 0; - - /* Have the flags changed? */ - if (ovl_cache->flags != flags) { - - /* NOTE that we did not check which flags changed. - Currently if any flag changes, we invalidate all - the flags. We could further optimize caching if - we tested for individual flag changes, but I don't - think it will really help much. Once a movie starts - playing, it pretty much uses the same flags - for its entire duration, unless the user is mucking - about with it as it plays, in which case it's going - to be slow anyway. */ - - ovl_cache->flags = flags; - cache_changed |= IGD_OVL_PLB_UPDATE_FLAGS; - - /* Invalidating the flags cache will cause the following - * bits to be re-calculated. Clear them in preparation for - * re-calculation. */ - ovl_cache->ovl_regs.command &= ~ (OVL_CMD_FRAME_MODE | - OVL_CMD_FIELD_MODE | - OVL_CMD_FIELD_SYNC_FLIP | - OVL_CMD_ACT_FLD1 | - OVL_CMD_ACT_FLD0 ); - } - - /* Do a comparison to source surface */ - if (is_changed_surf(&ovl_cache->src_surf, src_surf)) { - cache_changed |= IGD_OVL_PLB_UPDATE_SURF; - copy_surf_plb(src_surf, ovl_cache); - - /* invalidating the source surface will cause the driver - * to recalculate the following bits in command */ - ovl_cache->ovl_regs.command &= ~( OVL_CMD_YUV_422 | - OVL_CMD_YUV_420P | - OVL_CMD_YUV_410P | - OVL_CMD_YUV_NV12 | - OVL_CMD_Y_SWAP | - OVL_CMD_UV_SWAP | - OVL_CMD_RGB_8888 | - OVL_CMD_RGB_565 | - OVL_CMD_RGB_555 ); - - /* Invalidating the source surface will cause the driver - * to recalculate the following bits in config */ - ovl_cache->ovl_regs.config &= ~ ( (1<<4) | - OVL_CONFIG_LINE_BUFF_MASK ); - - } - - /* Do a comparison to source rectangle */ - if (is_changed_rect(&ovl_cache->src_rect, src_rect)) { - cache_changed |= IGD_OVL_PLB_UPDATE_SRC; - copy_src_rect_plb(src_rect, ovl_cache); - - /* invalidating the source rectangle will cause the driver - * to recalculate the following bits in command */ - ovl_cache->ovl_regs.command &= ~( OVL_CMD_YUV_422 | - OVL_CMD_YUV_420P | - OVL_CMD_YUV_410P | - OVL_CMD_YUV_NV12 | - OVL_CMD_Y_SWAP | - OVL_CMD_UV_SWAP | - OVL_CMD_RGB_8888 | - OVL_CMD_RGB_565 | - OVL_CMD_RGB_555 ); - - /* Invalidating the source rectangle will cause the driver - * to recalculate the following bits in config */ - ovl_cache->ovl_regs.config &= ~ ( (1<<4) | - OVL_CONFIG_LINE_BUFF_MASK ); - - - } - - /* Has our destination rectangle changed? */ - if (is_changed_rect(&ovl_cache->dest_rect, dest_rect)) { - cache_changed |= IGD_OVL_PLB_UPDATE_DEST; - copy_dest_rect_plb(dest_rect, ovl_cache); - } - - /* Do a comparison to overlay info color key */ - if (is_changed_color_key(&ovl_cache->ovl_info, ovl_info)) { - cache_changed |= (IGD_OVL_PLB_UPDATE_INFO | - IGD_OVL_PLB_UPDATE_COLORKEY); - copy_color_key_plb(ovl_info, ovl_cache); - } - - /* Do a comparison to overlay info video quality */ - if (is_changed_vq(&ovl_cache->ovl_info, ovl_info)) { - cache_changed |= ( IGD_OVL_PLB_UPDATE_INFO | - IGD_OVL_PLB_UPDATE_VQ); - copy_vq_plb(ovl_info, ovl_cache); - } - - /* Do a comparison to overlay info gamma */ - if (is_changed_gamma(&ovl_cache->ovl_info, ovl_info)) { - cache_changed |= ( IGD_OVL_PLB_UPDATE_INFO | - IGD_OVL_PLB_UPDATE_GAMMA); - copy_gamma_plb(ovl_info, ovl_cache); - } - - return cache_changed; -} - |