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st/dri: Add option to control exposure of 10 bpc color configs.

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Some clients may not like rgb10 fbconfigs and visuals.
Support driconf option 'allow_rgb10_configs' on gallium
to allow per application enable/disable.

The option defaults to enabled.

Signed-off-by: Mario Kleiner <mario.kleiner.de@gmail.com>
Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Signed-off-by: Marek Olšák <marek.olsak@amd.com>
This commit is contained in:
Mario Kleiner 2017-12-15 23:05:08 +01:00 • committed by Marek Olšák
parent e5ff036c67
commit 2d8e1a6a27
2 changed files with 9 additions and 0 deletions
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1
src/gallium/auxiliary/pipe-loader/driinfo_gallium.h
View file

@ -32,4 +32,5 @@ DRI_CONF_SECTION_END
DRI_CONF_SECTION_MISCELLANEOUS
DRI_CONF_ALWAYS_HAVE_DEPTH_BUFFER("false")
DRI_CONF_GLSL_ZERO_INIT("false")
DRI_CONF_ALLOW_RGB10_CONFIGS("true")
DRI_CONF_SECTION_END

8
src/gallium/state_trackers/dri/dri_screen.c
View file

@ -158,6 +158,7 @@ dri_fill_in_modes(struct dri_screen *screen)
struct pipe_screen *p_screen = screen->base.screen;
boolean pf_z16, pf_x8z24, pf_z24x8, pf_s8z24, pf_z24s8, pf_z32;
boolean mixed_color_depth;
boolean allow_rgb10;
static const GLenum back_buffer_modes[] = {
__DRI_ATTRIB_SWAP_NONE, __DRI_ATTRIB_SWAP_UNDEFINED,
@ -174,6 +175,8 @@ dri_fill_in_modes(struct dri_screen *screen)
depth_buffer_factor = 1;
}
allow_rgb10 = driQueryOptionb(&screen->dev->option_cache, "allow_rgb10_configs");
msaa_samples_max = (screen->st_api->feature_mask & ST_API_FEATURE_MS_VISUALS_MASK)
? MSAA_VISUAL_MAX_SAMPLES : 1;
@ -233,6 +236,11 @@ dri_fill_in_modes(struct dri_screen *screen)
unsigned num_msaa_modes = 0; /* includes a single-sample mode */
uint8_t msaa_modes[MSAA_VISUAL_MAX_SAMPLES];
if (!allow_rgb10 &&
(mesa_formats[format] == MESA_FORMAT_B10G10R10A2_UNORM ||
mesa_formats[format] == MESA_FORMAT_B10G10R10X2_UNORM))
continue;
if (!p_screen->is_format_supported(p_screen, pipe_formats[format],
PIPE_TEXTURE_2D, 0,
PIPE_BIND_RENDER_TARGET))