mirrors/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2026-05-05 13:29:17 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amd/display: stereo support

Browse Source 
Frame sequential, top-bottom and side-by-side support.

Signed-off-by: Vitaly Prosyak <vitaly.prosyak@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Vitaly Prosyak
2017-03-27 12:48:46 -05:00
committed by Alex Deucher
parent fcbb5ad3fe
commit 7b779c991d
1 changed files with 26 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
View File

@@ -422,6 +422,11 @@ static void calculate_viewport(struct pipe_ctx *pipe_ctx)
bool sec_split = pipe_ctx->top_pipe &&
pipe_ctx->top_pipe->surface == pipe_ctx->surface;
if (stream->timing.timing_3d_format == TIMING_3D_FORMAT_SIDE_BY_SIDE ||
stream->timing.timing_3d_format == TIMING_3D_FORMAT_TOP_AND_BOTTOM) {
pri_split = false;
sec_split = false;
}
/* The actual clip is an intersection between stream
* source and surface clip
*/
@@ -532,14 +537,27 @@ static void calculate_recout(struct pipe_ctx *pipe_ctx, struct view *recout_skip
stream->public.dst.y + stream->public.dst.height
- pipe_ctx->scl_data.recout.y;
/* Handle hsplit */
if (pipe_ctx->top_pipe && pipe_ctx->top_pipe->surface == pipe_ctx->surface) {
pipe_ctx->scl_data.recout.width /= 2;
pipe_ctx->scl_data.recout.x += pipe_ctx->scl_data.recout.width;
/* Floor primary pipe, ceil 2ndary pipe */
pipe_ctx->scl_data.recout.width += pipe_ctx->scl_data.recout.width % 2;
} else if (pipe_ctx->bottom_pipe && pipe_ctx->bottom_pipe->surface == pipe_ctx->surface) {
pipe_ctx->scl_data.recout.width /= 2;
/* Handle h & vsplit */
if (pipe_ctx->top_pipe && pipe_ctx->top_pipe->surface ==
pipe_ctx->surface) {
if (stream->public.timing.timing_3d_format ==
TIMING_3D_FORMAT_TOP_AND_BOTTOM) {
pipe_ctx->scl_data.recout.height /= 2;
pipe_ctx->scl_data.recout.y += pipe_ctx->scl_data.recout.height;
/* Floor primary pipe, ceil 2ndary pipe */
pipe_ctx->scl_data.recout.height += pipe_ctx->scl_data.recout.height % 2;
} else {
pipe_ctx->scl_data.recout.width /= 2;
pipe_ctx->scl_data.recout.x += pipe_ctx->scl_data.recout.width;
pipe_ctx->scl_data.recout.width += pipe_ctx->scl_data.recout.width % 2;
}
} else if (pipe_ctx->bottom_pipe &&
pipe_ctx->bottom_pipe->surface == pipe_ctx->surface) {
if (stream->public.timing.timing_3d_format ==
TIMING_3D_FORMAT_TOP_AND_BOTTOM)
pipe_ctx->scl_data.recout.height /= 2;
else
pipe_ctx->scl_data.recout.width /= 2;
}
/* Unclipped recout offset = stream dst offset + ((surf dst offset - stream src offset)