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st/dri2: add support for fixed-rate compression interface

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Needed for EGL_EXT_surface_compression

Signed-off-by: Louis-Francis Ratté-Boulianne <lfrb@collabora.com>
Reviewed-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27109>
This commit is contained in:
Louis-Francis Ratté-Boulianne
2023-10-31 23:52:27 -04:00
committed by Marge Bot
parent 6f852cb6ed
commit a6d099bcad
1 changed files with 121 additions and 1 deletions
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122
src/gallium/frontends/dri/dri2.c
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@@ -890,6 +890,56 @@ static const struct dri2_format_mapping g8r8_b8r8_mapping = {
{ 0, 1, 0, __DRI_IMAGE_FORMAT_ABGR8888 } }
};
static enum __DRIFixedRateCompression
to_dri_compression_rate(uint32_t rate)
{
switch (rate) {
case PIPE_COMPRESSION_FIXED_RATE_NONE:
return __DRI_FIXED_RATE_COMPRESSION_NONE;
case PIPE_COMPRESSION_FIXED_RATE_DEFAULT:
return __DRI_FIXED_RATE_COMPRESSION_DEFAULT;
case 1: return __DRI_FIXED_RATE_COMPRESSION_1BPC;
case 2: return __DRI_FIXED_RATE_COMPRESSION_2BPC;
case 3: return __DRI_FIXED_RATE_COMPRESSION_3BPC;
case 4: return __DRI_FIXED_RATE_COMPRESSION_4BPC;
case 5: return __DRI_FIXED_RATE_COMPRESSION_5BPC;
case 6: return __DRI_FIXED_RATE_COMPRESSION_6BPC;
case 7: return __DRI_FIXED_RATE_COMPRESSION_7BPC;
case 8: return __DRI_FIXED_RATE_COMPRESSION_8BPC;
case 9: return __DRI_FIXED_RATE_COMPRESSION_9BPC;
case 10: return __DRI_FIXED_RATE_COMPRESSION_10BPC;
case 11: return __DRI_FIXED_RATE_COMPRESSION_11BPC;
case 12: return __DRI_FIXED_RATE_COMPRESSION_12BPC;
default:
unreachable("invalid compression fixed-rate value");
}
}
static uint32_t
from_dri_compression_rate(enum __DRIFixedRateCompression rate)
{
switch (rate) {
case __DRI_FIXED_RATE_COMPRESSION_NONE:
return PIPE_COMPRESSION_FIXED_RATE_NONE;
case __DRI_FIXED_RATE_COMPRESSION_DEFAULT:
return PIPE_COMPRESSION_FIXED_RATE_DEFAULT;
case __DRI_FIXED_RATE_COMPRESSION_1BPC: return 1;
case __DRI_FIXED_RATE_COMPRESSION_2BPC: return 2;
case __DRI_FIXED_RATE_COMPRESSION_3BPC: return 3;
case __DRI_FIXED_RATE_COMPRESSION_4BPC: return 4;
case __DRI_FIXED_RATE_COMPRESSION_5BPC: return 5;
case __DRI_FIXED_RATE_COMPRESSION_6BPC: return 6;
case __DRI_FIXED_RATE_COMPRESSION_7BPC: return 7;
case __DRI_FIXED_RATE_COMPRESSION_8BPC: return 8;
case __DRI_FIXED_RATE_COMPRESSION_9BPC: return 9;
case __DRI_FIXED_RATE_COMPRESSION_10BPC: return 10;
case __DRI_FIXED_RATE_COMPRESSION_11BPC: return 11;
case __DRI_FIXED_RATE_COMPRESSION_12BPC: return 12;
default:
unreachable("invalid compression fixed-rate value");
}
}
static __DRIimage *
dri2_create_image_from_winsys(__DRIscreen *_screen,
int width, int height, const struct dri2_format_mapping *map,
@@ -1342,6 +1392,13 @@ dri2_query_image_common(__DRIimage *image, int attrib, int *value)
*value = map->dri_fourcc;
}
return true;
case __DRI_IMAGE_ATTRIB_COMPRESSION_RATE:
if (!image->texture)
*value = __DRI_FIXED_RATE_COMPRESSION_NONE;
else
*value = to_dri_compression_rate(image->texture->compression_rate);
return true;
default:
return false;
}
@@ -1831,6 +1888,58 @@ dri2_from_dma_bufs3(__DRIscreen *screen,
return img;
}
static bool
dri2_query_compression_rates(__DRIscreen *_screen, const __DRIconfig *config, int max,
enum __DRIFixedRateCompression *rates, int *count)
{
struct dri_screen *screen = dri_screen(_screen);
struct pipe_screen *pscreen = screen->base.screen;
struct gl_config *gl_config = (struct gl_config *) config;
enum pipe_format format = gl_config->color_format;
uint32_t pipe_rates[max];
if (!pscreen->is_format_supported(pscreen, format, screen->target, 0, 0,
PIPE_BIND_RENDER_TARGET))
return false;
if (pscreen->query_compression_rates != NULL) {
pscreen->query_compression_rates(pscreen, format, max, pipe_rates, count);
for (int i = 0; i < *count && i < max; ++i)
rates[i] = to_dri_compression_rate(pipe_rates[i]);
} else {
*count = 0;
}
return true;
}
static bool
dri2_query_compression_modifiers(__DRIscreen *_screen, uint32_t fourcc,
enum __DRIFixedRateCompression rate, int max,
uint64_t *modifiers, int *count)
{
struct dri_screen *screen = dri_screen(_screen);
struct pipe_screen *pscreen = screen->base.screen;
const struct dri2_format_mapping *map = dri2_get_mapping_by_fourcc(fourcc);
uint32_t pipe_rate = from_dri_compression_rate(rate);
if (!map)
return false;
if (!pscreen->is_format_supported(pscreen, map->pipe_format, screen->target,
0, 0, PIPE_BIND_RENDER_TARGET))
return false;
if (pscreen->query_compression_modifiers != NULL) {
pscreen->query_compression_modifiers(pscreen, map->pipe_format, pipe_rate,
max, modifiers, count);
} else {
*count = 0;
}
return true;
}
static void
dri2_blit_image(__DRIcontext *context, __DRIimage *dst, __DRIimage *src,
int dstx0, int dsty0, int dstwidth, int dstheight,
@@ -1953,7 +2062,7 @@ dri2_get_capabilities(__DRIscreen *_screen)
/* The extension is modified during runtime if DRI_PRIME is detected */
static const __DRIimageExtension dri2ImageExtensionTempl = {
.base = { __DRI_IMAGE, 21 },
.base = { __DRI_IMAGE, 22 },
.createImageFromName = dri2_create_image_from_name,
.createImageFromRenderbuffer = dri2_create_image_from_renderbuffer,
@@ -1980,6 +2089,8 @@ static const __DRIimageExtension dri2ImageExtensionTempl = {
.queryDmaBufFormatModifierAttribs = NULL,
.createImageFromRenderbuffer2 = dri2_create_image_from_renderbuffer2,
.createImageWithModifiers2 = NULL,
.queryCompressionRates = NULL,
.queryCompressionModifiers = NULL,
};
const __DRIimageExtension driVkImageExtension = {
@@ -2287,6 +2398,15 @@ dri2_init_screen_extensions(struct dri_screen *screen,
dri2_query_dma_buf_format_modifier_attribs;
}
}
if (pscreen->query_compression_rates &&
pscreen->query_compression_modifiers) {
screen->image_extension.queryCompressionRates =
dri2_query_compression_rates;
screen->image_extension.queryCompressionModifiers =
dri2_query_compression_modifiers;
}
*nExt++ = &screen->image_extension.base;
if (!is_kms_screen) {