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drm/amd/display: add init calculation to scaler params

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Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dmytro Laktyushkin 2017-03-01 18:27:17 -05:00 committed by Alex Deucher
parent 4a9a5d62ec
commit b2d0a103e6
5 changed files with 229 additions and 37 deletions
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5
drivers/gpu/drm/amd/display/dc/core/dc.c
View File

@ -971,8 +971,7 @@ bool dc_pre_update_surfaces_to_stream(
DC_SURFACE_TO_CORE(new_surfaces[i]))
continue;
resource_build_scaling_params(
new_surfaces[i], &context->res_ctx.pipe_ctx[j]);
resource_build_scaling_params(&context->res_ctx.pipe_ctx[j]);
}
if (!core_dc->res_pool->funcs->validate_bandwidth(core_dc, context)) {
@ -1364,7 +1363,7 @@ void dc_update_surfaces_for_stream(struct dc *dc,
if (pipe_ctx->surface != surface)
continue;
resource_build_scaling_params(updates[i].surface, pipe_ctx);
resource_build_scaling_params(pipe_ctx);
}
}

245
drivers/gpu/drm/amd/display/dc/core/dc_resource.c
View File

@ -401,15 +401,17 @@ static void rect_swap_helper(struct rect *rect)
rect->y = temp;
}
static void calculate_viewport(
const struct dc_surface *surface,
struct pipe_ctx *pipe_ctx)
static void calculate_viewport(struct pipe_ctx *pipe_ctx)
{
const struct dc_surface *surface = &pipe_ctx->surface->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};
int vpc_div = (data->format == PIXEL_FORMAT_420BPP12
|| data->format == PIXEL_FORMAT_420BPP15) ? 2 : 1;
if (surface->rotation == ROTATION_ANGLE_90 ||
@ -442,27 +444,45 @@ static void calculate_viewport(
/* offset = src.ofs + (clip.ofs - dst.ofs) * scl_ratio
* num_pixels = clip.num_pix * scl_ratio
*/
pipe_ctx->scl_data.viewport.x = src.x + (clip.x - dst.x) *
data->viewport.x = src.x + (clip.x - dst.x) *
src.width / dst.width;
pipe_ctx->scl_data.viewport.width = clip.width *
data->viewport.width = clip.width *
src.width / dst.width;
pipe_ctx->scl_data.viewport.y = src.y + (clip.y - dst.y) *
data->viewport.y = src.y + (clip.y - dst.y) *
src.height / dst.height;
pipe_ctx->scl_data.viewport.height = clip.height *
data->viewport.height = clip.height *
src.height / dst.height;
/* Minimum viewport such that 420/422 chroma vp is non 0 */
if (pipe_ctx->scl_data.viewport.width < 2)
pipe_ctx->scl_data.viewport.width = 2;
if (pipe_ctx->scl_data.viewport.height < 2)
pipe_ctx->scl_data.viewport.height = 2;
/* Round down, compensate in init */
data->viewport_c.x = data->viewport.x / vpc_div;
data->viewport_c.y = data->viewport.y / vpc_div;
data->inits.h_c = (data->viewport.x % vpc_div) != 0 ?
dal_fixed31_32_half : dal_fixed31_32_zero;
data->inits.v_c = (data->viewport.y % vpc_div) != 0 ?
dal_fixed31_32_half : dal_fixed31_32_zero;
/* Round up, assume original video size always even dimensions */
data->viewport_c.width = (data->viewport.width + vpc_div - 1) / vpc_div;
data->viewport_c.height = (data->viewport.height + vpc_div - 1) / vpc_div;
/* Handle hsplit */
if (pipe_ctx->top_pipe && pipe_ctx->top_pipe->surface == pipe_ctx->surface) {
data->viewport.width /= 2;
data->viewport_c.width /= 2;
data->viewport.x += data->viewport.width;
data->viewport_c.x += data->viewport_c.width;
/* Floor primary pipe, ceil 2ndary pipe */
data->viewport.width += data->viewport.width % 2;
data->viewport_c.width += data->viewport_c.width % 2;
} else if (pipe_ctx->bottom_pipe && pipe_ctx->bottom_pipe->surface == pipe_ctx->surface) {
data->viewport.width /= 2;
data->viewport_c.width /= 2;
}
}
static void calculate_recout(
const struct dc_surface *surface,
struct pipe_ctx *pipe_ctx)
static void calculate_recout(struct pipe_ctx *pipe_ctx, struct view *recout_skip)
{
const struct dc_surface *surface = &pipe_ctx->surface->public;
struct core_stream *stream = pipe_ctx->stream;
struct rect clip = surface->clip_rect;
@ -493,12 +513,26 @@ static void calculate_recout(
pipe_ctx->scl_data.recout.height =
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;
}
recout_skip->width = pipe_ctx->scl_data.recout.x - stream->public.dst.x -
surface->dst_rect.x * stream->public.dst.width / stream->public.src.width;
recout_skip->height = pipe_ctx->scl_data.recout.y - stream->public.dst.y -
surface->dst_rect.y * stream->public.dst.height / stream->public.src.height;
}
static void calculate_scaling_ratios(
const struct dc_surface *surface,
struct pipe_ctx *pipe_ctx)
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;
@ -525,31 +559,179 @@ static void calculate_scaling_ratios(
pipe_ctx->scl_data.ratios.horz_c = pipe_ctx->scl_data.ratios.horz;
pipe_ctx->scl_data.ratios.vert_c = pipe_ctx->scl_data.ratios.vert;
if (pipe_ctx->scl_data.format == PIXEL_FORMAT_420BPP12) {
if (pipe_ctx->scl_data.format == PIXEL_FORMAT_420BPP12
|| pipe_ctx->scl_data.format == PIXEL_FORMAT_420BPP15) {
pipe_ctx->scl_data.ratios.horz_c.value /= 2;
pipe_ctx->scl_data.ratios.vert_c.value /= 2;
}
}
bool resource_build_scaling_params(
const struct dc_surface *surface,
struct pipe_ctx *pipe_ctx)
static void calculate_inits_and_adj_vp(struct pipe_ctx *pipe_ctx, struct view *recout_skip)
{
bool res;
struct scaler_data *data = &pipe_ctx->scl_data;
struct rect src = pipe_ctx->surface->public.src_rect;
int vpc_div = (data->format == PIXEL_FORMAT_420BPP12
|| data->format == PIXEL_FORMAT_420BPP15) ? 2 : 1;
/*
* Init calculated according to formula:
* init = (scaling_ratio + number_of_taps + 1) / 2
* init_bot = init + scaling_ratio
* init_c = init + truncated_vp_c_offset(from calculate viewport)
*/
data->inits.h = dal_fixed31_32_div_int(
dal_fixed31_32_add_int(data->ratios.horz, data->taps.h_taps + 1), 2);
data->inits.h_c = dal_fixed31_32_add(data->inits.h_c, dal_fixed31_32_div_int(
dal_fixed31_32_add_int(data->ratios.horz_c, data->taps.h_taps_c + 1), 2));
data->inits.v = dal_fixed31_32_div_int(
dal_fixed31_32_add_int(data->ratios.vert, data->taps.v_taps + 1), 2);
data->inits.v_c = dal_fixed31_32_add(data->inits.v_c, dal_fixed31_32_div_int(
dal_fixed31_32_add_int(data->ratios.vert_c, data->taps.v_taps_c + 1), 2));
/* 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);
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);
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);
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);
data->viewport_c.height += int_part < vp_clip ? int_part : vp_clip;
}
/* Adjust for non-0 viewport offset */
if (data->viewport.x) {
int int_part;
data->inits.h = dal_fixed31_32_add(data->inits.h, dal_fixed31_32_mul_int(
data->ratios.horz, recout_skip->width));
int_part = dal_fixed31_32_floor(data->inits.h) - data->viewport.x;
if (int_part < data->taps.h_taps) {
int int_adj = data->viewport.x >= (data->taps.h_taps - int_part) ?
(data->taps.h_taps - int_part) : data->viewport.x;
data->viewport.x -= int_adj;
data->viewport.width += int_adj;
int_part += int_adj;
} else if (int_part > data->taps.h_taps) {
data->viewport.x += int_part - data->taps.h_taps;
data->viewport.width -= int_part - data->taps.h_taps;
int_part = data->taps.h_taps;
}
data->inits.h.value &= 0xffffffff;
data->inits.h = dal_fixed31_32_add_int(data->inits.h, int_part);
}
if (data->viewport_c.x) {
int int_part;
data->inits.h_c = dal_fixed31_32_add(data->inits.h_c, dal_fixed31_32_mul_int(
data->ratios.horz_c, recout_skip->width));
int_part = dal_fixed31_32_floor(data->inits.h_c) - data->viewport_c.x;
if (int_part < data->taps.h_taps_c) {
int int_adj = data->viewport_c.x >= (data->taps.h_taps_c - int_part) ?
(data->taps.h_taps_c - int_part) : data->viewport_c.x;
data->viewport_c.x -= int_adj;
data->viewport_c.width += int_adj;
int_part += int_adj;
} else if (int_part > data->taps.h_taps_c) {
data->viewport_c.x += int_part - data->taps.h_taps_c;
data->viewport_c.width -= int_part - data->taps.h_taps_c;
int_part = data->taps.h_taps_c;
}
data->inits.h_c.value &= 0xffffffff;
data->inits.h_c = dal_fixed31_32_add_int(data->inits.h_c, int_part);
}
if (data->viewport.y) {
int int_part;
data->inits.v = dal_fixed31_32_add(data->inits.v, dal_fixed31_32_mul_int(
data->ratios.vert, recout_skip->height));
int_part = dal_fixed31_32_floor(data->inits.v) - data->viewport.y;
if (int_part < data->taps.v_taps) {
int int_adj = data->viewport.y >= (data->taps.v_taps - int_part) ?
(data->taps.v_taps - int_part) : data->viewport.y;
data->viewport.y -= int_adj;
data->viewport.height += int_adj;
int_part += int_adj;
} else if (int_part > data->taps.v_taps) {
data->viewport.y += int_part - data->taps.v_taps;
data->viewport.height -= int_part - data->taps.v_taps;
int_part = data->taps.v_taps;
}
data->inits.v.value &= 0xffffffff;
data->inits.v = dal_fixed31_32_add_int(data->inits.v, int_part);
}
if (data->viewport_c.y) {
int int_part;
data->inits.v_c = dal_fixed31_32_add(data->inits.v_c, dal_fixed31_32_mul_int(
data->ratios.vert_c, recout_skip->height));
int_part = dal_fixed31_32_floor(data->inits.v_c) - data->viewport_c.y;
if (int_part < data->taps.v_taps_c) {
int int_adj = data->viewport_c.y >= (data->taps.v_taps_c - int_part) ?
(data->taps.v_taps_c - int_part) : data->viewport_c.y;
data->viewport_c.y -= int_adj;
data->viewport_c.height += int_adj;
int_part += int_adj;
} else if (int_part > data->taps.v_taps_c) {
data->viewport_c.y += int_part - data->taps.v_taps_c;
data->viewport_c.height -= int_part - data->taps.v_taps_c;
int_part = data->taps.v_taps_c;
}
data->inits.v_c.value &= 0xffffffff;
data->inits.v_c = dal_fixed31_32_add_int(data->inits.v_c, int_part);
}
/* 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);
}
bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx)
{
const struct dc_surface *surface = &pipe_ctx->surface->public;
struct dc_crtc_timing *timing = &pipe_ctx->stream->public.timing;
struct view recout_skip = { 0 };
bool res = false;
/* Important: scaling ratio calculation requires pixel format,
* lb depth calculation requires recout and taps require scaling ratios.
* Inits require viewport, taps, ratios and recout of split pipe
*/
pipe_ctx->scl_data.format = convert_pixel_format_to_dalsurface(surface->format);
pipe_ctx->scl_data.format = convert_pixel_format_to_dalsurface(
pipe_ctx->surface->public.format);
calculate_viewport(surface, pipe_ctx);
calculate_scaling_ratios(pipe_ctx);
calculate_viewport(pipe_ctx);
if (pipe_ctx->scl_data.viewport.height < 16 || pipe_ctx->scl_data.viewport.width < 16)
return false;
calculate_scaling_ratios(surface, pipe_ctx);
calculate_recout(surface, pipe_ctx);
calculate_recout(pipe_ctx, &recout_skip);
/**
* Setting line buffer pixel depth to 24bpp yields banding
@ -572,6 +754,9 @@ bool resource_build_scaling_params(
pipe_ctx->xfm, &pipe_ctx->scl_data, &surface->scaling_quality);
}
if (res)
calculate_inits_and_adj_vp(pipe_ctx, &recout_skip);
dm_logger_write(pipe_ctx->stream->ctx->logger, LOG_SCALER,
"%s: Viewport:\nheight:%d width:%d x:%d "
"y:%d\n dst_rect:\nheight:%d width:%d x:%d "
@ -599,9 +784,7 @@ enum dc_status resource_build_scaling_params_for_context(
for (i = 0; i < MAX_PIPES; i++) {
if (context->res_ctx.pipe_ctx[i].surface != NULL &&
context->res_ctx.pipe_ctx[i].stream != NULL)
if (!resource_build_scaling_params(
&context->res_ctx.pipe_ctx[i].surface->public,
&context->res_ctx.pipe_ctx[i]))
if (!resource_build_scaling_params(&context->res_ctx.pipe_ctx[i]))
return DC_FAIL_SCALING;
}

1
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
View File

@ -927,6 +927,7 @@ static void get_surface_visual_confirm_color(const struct pipe_ctx *pipe_ctx,
color->color_b_cb = color_value;
break;
case PIXEL_FORMAT_420BPP12:
case PIXEL_FORMAT_420BPP15:
/* set boarder color to green */
color->color_g_y = color_value;
break;

11
drivers/gpu/drm/amd/display/dc/inc/hw/transform.h
View File

@ -147,13 +147,24 @@ struct line_buffer_params {
enum lb_pixel_depth depth;
};
struct scl_inits {
struct fixed31_32 h;
struct fixed31_32 h_c;
struct fixed31_32 v;
struct fixed31_32 v_bot;
struct fixed31_32 v_c;
struct fixed31_32 v_c_bot;
};
struct scaler_data {
int h_active;
int v_active;
struct scaling_taps taps;
struct rect viewport;
struct rect viewport_c;
struct rect recout;
struct scaling_ratios ratios;
struct scl_inits inits;
struct sharpness_adj sharpness;
enum pixel_format format;
struct line_buffer_params lb_params;

4
drivers/gpu/drm/amd/display/dc/inc/resource.h
View File

@ -82,9 +82,7 @@ enum dc_status resource_map_pool_resources(
const struct core_dc *dc,
struct validate_context *context);
bool resource_build_scaling_params(
const struct dc_surface *surface,
struct pipe_ctx *pipe_ctx);
bool resource_build_scaling_params(struct pipe_ctx *pipe_ctx);
enum dc_status resource_build_scaling_params_for_context(
const struct core_dc *dc,