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drm/amd/display: fix viewport adjustment on rotated surface 

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@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:
Dmytro Laktyushkin 2017-03-06 18:02:30 -05:00 committed by Alex Deucher
parent 9e6c74ceef
commit 1fbd2cfc15
1 changed files with 68 additions and 63 deletions
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131
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
View File

@ -404,57 +404,47 @@ static void rect_swap_helper(struct rect *rect)
static void calculate_viewport(struct pipe_ctx *pipe_ctx)
{
const struct dc_surface *surface = &pipe_ctx->surface->public;
const struct dc_stream *stream = &pipe_ctx->stream->public;
struct scaler_data *data = &pipe_ctx->scl_data;
struct rect stream_src = pipe_ctx->stream->public.src;
struct rect src = surface->src_rect;
struct rect dst = surface->dst_rect;
struct rect surface_clip = surface->clip_rect;
struct rect clip = {0};
struct rect clip = { 0 };
int vpc_div = (data->format == PIXEL_FORMAT_420BPP12
|| data->format == PIXEL_FORMAT_420BPP15) ? 2 : 1;
bool need_split = (pipe_ctx->top_pipe && pipe_ctx->top_pipe->surface == pipe_ctx->surface)
|| (pipe_ctx->bottom_pipe && pipe_ctx->bottom_pipe->surface == pipe_ctx->surface);
if (surface->rotation == ROTATION_ANGLE_90 ||
surface->rotation == ROTATION_ANGLE_270) {
rect_swap_helper(&src);
rect_swap_helper(&dst);
rect_swap_helper(&surface_clip);
rect_swap_helper(&stream_src);
}
bool pri_split = pipe_ctx->bottom_pipe &&
pipe_ctx->bottom_pipe->surface == pipe_ctx->surface;
bool sec_split = pipe_ctx->top_pipe &&
pipe_ctx->top_pipe->surface == pipe_ctx->surface;
/* The actual clip is an intersection between stream
* source and surface clip
*/
clip.x = stream_src.x > surface_clip.x ?
stream_src.x : surface_clip.x;
clip.x = stream->src.x > surface->clip_rect.x ?
stream->src.x : surface->clip_rect.x;
clip.width = stream_src.x + stream_src.width <
surface_clip.x + surface_clip.width ?
stream_src.x + stream_src.width - clip.x :
surface_clip.x + surface_clip.width - clip.x ;
clip.width = stream->src.x + stream->src.width <
surface->clip_rect.x + surface->clip_rect.width ?
stream->src.x + stream->src.width - clip.x :
surface->clip_rect.x + surface->clip_rect.width - clip.x ;
clip.y = stream_src.y > surface_clip.y ?
stream_src.y : surface_clip.y;
clip.y = stream->src.y > surface->clip_rect.y ?
stream->src.y : surface->clip_rect.y;
clip.height = stream_src.y + stream_src.height <
surface_clip.y + surface_clip.height ?
stream_src.y + stream_src.height - clip.y :
surface_clip.y + surface_clip.height - clip.y ;
clip.height = stream->src.y + stream->src.height <
surface->clip_rect.y + surface->clip_rect.height ?
stream->src.y + stream->src.height - clip.y :
surface->clip_rect.y + surface->clip_rect.height - clip.y ;
/* offset = src.ofs + (clip.ofs - dst.ofs) * scl_ratio
/* offset = src.ofs + (clip.ofs - surface->dst_rect.ofs) * scl_ratio
* num_pixels = clip.num_pix * scl_ratio
*/
data->viewport.x = src.x + (clip.x - dst.x) *
src.width / dst.width;
data->viewport.x = surface->src_rect.x + (clip.x - surface->dst_rect.x) *
surface->src_rect.width / surface->dst_rect.width;
data->viewport.width = clip.width *
src.width / dst.width;
surface->src_rect.width / surface->dst_rect.width;
data->viewport.y = src.y + (clip.y - dst.y) *
src.height / dst.height;
data->viewport.y = surface->src_rect.y + (clip.y - surface->dst_rect.y) *
surface->src_rect.height / surface->dst_rect.height;
data->viewport.height = clip.height *
src.height / dst.height;
surface->src_rect.height / surface->dst_rect.height;
/* Round down, compensate in init */
data->viewport_c.x = data->viewport.x / vpc_div;
@ -468,27 +458,15 @@ static void calculate_viewport(struct pipe_ctx *pipe_ctx)
data->viewport_c.height = (data->viewport.height + vpc_div - 1) / vpc_div;
/* Handle hsplit */
if (need_split && (surface->rotation == ROTATION_ANGLE_90 ||
surface->rotation == ROTATION_ANGLE_270)) {
bool lower_view = (surface->rotation == ROTATION_ANGLE_270) ^
(pipe_ctx->top_pipe && pipe_ctx->top_pipe->surface == pipe_ctx->surface);
if (pri_split || sec_split) {
/* HMirror XOR Secondary_pipe XOR Rotation_180 */
bool right_view = (sec_split != surface->horizontal_mirror) !=
(surface->rotation == ROTATION_ANGLE_180);
if (lower_view) {
data->viewport.height /= 2;
data->viewport_c.height /= 2;
data->viewport.y += data->viewport.height;
data->viewport_c.y += data->viewport_c.height;
/* Ceil offset pipe */
data->viewport.height += data->viewport.height % 2;
data->viewport_c.height += data->viewport_c.height % 2;
} else {
data->viewport.height /= 2;
data->viewport_c.height /= 2;
}
} else if (need_split) {
bool right_view = (surface->rotation == ROTATION_ANGLE_180) ^
(pipe_ctx->top_pipe && pipe_ctx->top_pipe->surface == pipe_ctx->surface) ^
surface->horizontal_mirror;
if (surface->rotation == ROTATION_ANGLE_90
|| surface->rotation == ROTATION_ANGLE_270)
/* Secondary_pipe XOR Rotation_270 */
right_view = (surface->rotation == ROTATION_ANGLE_270) != sec_split;
if (right_view) {
data->viewport.width /= 2;
@ -503,6 +481,12 @@ static void calculate_viewport(struct pipe_ctx *pipe_ctx)
data->viewport_c.width /= 2;
}
}
if (surface->rotation == ROTATION_ANGLE_90 ||
surface->rotation == ROTATION_ANGLE_270) {
rect_swap_helper(&data->viewport_c);
rect_swap_helper(&data->viewport);
}
}
static void calculate_recout(struct pipe_ctx *pipe_ctx, struct view *recout_skip)
@ -559,10 +543,10 @@ static void calculate_scaling_ratios(struct pipe_ctx *pipe_ctx)
{
const struct dc_surface *surface = &pipe_ctx->surface->public;
struct core_stream *stream = pipe_ctx->stream;
const uint32_t in_w = stream->public.src.width;
const uint32_t in_h = stream->public.src.height;
const uint32_t out_w = stream->public.dst.width;
const uint32_t out_h = stream->public.dst.height;
const int in_w = stream->public.src.width;
const int in_h = stream->public.src.height;
const int out_w = stream->public.dst.width;
const int out_h = stream->public.dst.height;
pipe_ctx->scl_data.ratios.horz = dal_fixed31_32_from_fraction(
surface->src_rect.width,
@ -598,6 +582,12 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
int vpc_div = (data->format == PIXEL_FORMAT_420BPP12
|| data->format == PIXEL_FORMAT_420BPP15) ? 2 : 1;
if (pipe_ctx->surface->public.rotation == ROTATION_ANGLE_90 ||
pipe_ctx->surface->public.rotation == ROTATION_ANGLE_270) {
rect_swap_helper(&data->viewport_c);
rect_swap_helper(&data->viewport);
}
/*
* Init calculated according to formula:
* init = (scaling_ratio + number_of_taps + 1) / 2
@ -620,28 +610,36 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
/* Adjust for viewport end clip-off */
if ((data->viewport.x + data->viewport.width) < (src.x + src.width)) {
int vp_clip = src.x + src.width - data->viewport.width - data->viewport.x;
int int_part = dal_fixed31_32_floor(data->inits.h);
int int_part = dal_fixed31_32_floor(
dal_fixed31_32_sub(data->inits.h, data->ratios.horz));
int_part = int_part > 0 ? int_part : 0;
data->viewport.width += int_part < vp_clip ? int_part : vp_clip;
}
if ((data->viewport.y + data->viewport.height) < (src.y + src.height)) {
int vp_clip = src.y + src.height - data->viewport.height - data->viewport.y;
int int_part = dal_fixed31_32_floor(data->inits.v);
int int_part = dal_fixed31_32_floor(
dal_fixed31_32_sub(data->inits.v, data->ratios.vert));
int_part = int_part > 0 ? int_part : 0;
data->viewport.height += int_part < vp_clip ? int_part : vp_clip;
}
if ((data->viewport_c.x + data->viewport_c.width) < (src.x + src.width) / vpc_div) {
int vp_clip = (src.x + src.width) / vpc_div -
data->viewport_c.width - data->viewport_c.x;
int int_part = dal_fixed31_32_floor(data->inits.h_c);
int int_part = dal_fixed31_32_floor(
dal_fixed31_32_sub(data->inits.h_c, data->ratios.horz_c));
int_part = int_part > 0 ? int_part : 0;
data->viewport_c.width += int_part < vp_clip ? int_part : vp_clip;
}
if ((data->viewport_c.y + data->viewport_c.height) < (src.y + src.height) / vpc_div) {
int vp_clip = (src.y + src.height) / vpc_div -
data->viewport_c.height - data->viewport_c.y;
int int_part = dal_fixed31_32_floor(data->inits.v_c);
int int_part = dal_fixed31_32_floor(
dal_fixed31_32_sub(data->inits.v_c, data->ratios.vert_c));
int_part = int_part > 0 ? int_part : 0;
data->viewport_c.height += int_part < vp_clip ? int_part : vp_clip;
}
@ -733,6 +731,12 @@ static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *r
/* Interlaced inits based on final vert inits */
data->inits.v_bot = dal_fixed31_32_add(data->inits.v, data->ratios.vert);
data->inits.v_c_bot = dal_fixed31_32_add(data->inits.v_c, data->ratios.vert_c);
if (pipe_ctx->surface->public.rotation == ROTATION_ANGLE_90 ||
pipe_ctx->surface->public.rotation == ROTATION_ANGLE_270) {
rect_swap_helper(&data->viewport_c);
rect_swap_helper(&data->viewport);
}
}
bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx)
@ -780,6 +784,7 @@ bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx)
}
if (res)
/* May need to re-check lb size after this in some obscure scenario */
calculate_inits_and_adj_vp(pipe_ctx, &recout_skip);
dm_logger_write(pipe_ctx->stream->ctx->logger, LOG_SCALER,