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-rw-r--r--src/gallium/drivers/svga/svga_format.c124
-rw-r--r--src/gallium/drivers/svga/svga_format.h8
-rw-r--r--src/gallium/drivers/svga/svga_screen.c2
3 files changed, 116 insertions, 18 deletions
diff --git a/src/gallium/drivers/svga/svga_format.c b/src/gallium/drivers/svga/svga_format.c
index 79b0c769b04..641d4bcce49 100644
--- a/src/gallium/drivers/svga/svga_format.c
+++ b/src/gallium/drivers/svga/svga_format.c
@@ -2284,6 +2284,104 @@ svga_is_format_supported(struct pipe_screen *screen,
SVGA3dSurfaceFormatCaps mask;
assert(bindings);
+ assert(!ss->sws->have_vgpu10);
+
+ svga_format = svga_translate_format(ss, format, bindings);
+ if (svga_format == SVGA3D_FORMAT_INVALID) {
+ return FALSE;
+ }
+
+ if (util_format_is_srgb(format) &&
+ (bindings & PIPE_BIND_DISPLAY_TARGET)) {
+ /* We only support sRGB rendering with vgpu10 */
+ return FALSE;
+ }
+
+ /*
+ * Override host capabilities, so that we end up with the same
+ * visuals for all virtual hardware implementations.
+ */
+ if (bindings & PIPE_BIND_DISPLAY_TARGET) {
+ switch (svga_format) {
+ case SVGA3D_A8R8G8B8:
+ case SVGA3D_X8R8G8B8:
+ case SVGA3D_R5G6B5:
+ break;
+
+ /* VGPU10 formats */
+ case SVGA3D_B8G8R8A8_UNORM:
+ case SVGA3D_B8G8R8X8_UNORM:
+ case SVGA3D_B5G6R5_UNORM:
+ case SVGA3D_B8G8R8X8_UNORM_SRGB:
+ case SVGA3D_B8G8R8A8_UNORM_SRGB:
+ case SVGA3D_R8G8B8A8_UNORM_SRGB:
+ break;
+
+ /* Often unsupported/problematic. This means we end up with the same
+ * visuals for all virtual hardware implementations.
+ */
+ case SVGA3D_A4R4G4B4:
+ case SVGA3D_A1R5G5B5:
+ return FALSE;
+
+ default:
+ return FALSE;
+ }
+ }
+
+ /*
+ * Query the host capabilities.
+ */
+ svga_get_format_cap(ss, svga_format, &caps);
+
+ if (bindings & PIPE_BIND_RENDER_TARGET) {
+ /* Check that the color surface is blendable, unless it's an
+ * integer format.
+ */
+ if (!svga_format_is_integer(svga_format) &&
+ (caps.value & SVGA3DFORMAT_OP_NOALPHABLEND)) {
+ return FALSE;
+ }
+ }
+
+ mask.value = 0;
+ if (bindings & PIPE_BIND_RENDER_TARGET)
+ mask.value |= SVGA3DFORMAT_OP_OFFSCREEN_RENDERTARGET;
+
+ if (bindings & PIPE_BIND_DEPTH_STENCIL)
+ mask.value |= SVGA3DFORMAT_OP_ZSTENCIL;
+
+ if (bindings & PIPE_BIND_SAMPLER_VIEW)
+ mask.value |= SVGA3DFORMAT_OP_TEXTURE;
+
+ if (target == PIPE_TEXTURE_CUBE)
+ mask.value |= SVGA3DFORMAT_OP_CUBETEXTURE;
+ else if (target == PIPE_TEXTURE_3D)
+ mask.value |= SVGA3DFORMAT_OP_VOLUMETEXTURE;
+
+ return (caps.value & mask.value) == mask.value;
+}
+
+
+/**
+ * Implement pipe_screen::is_format_supported() for VGPU10 device.
+ * \param bindings bitmask of PIPE_BIND_x flags
+ */
+boolean
+svga_is_dx_format_supported(struct pipe_screen *screen,
+ enum pipe_format format,
+ enum pipe_texture_target target,
+ unsigned sample_count,
+ unsigned storage_sample_count,
+ unsigned bindings)
+{
+ struct svga_screen *ss = svga_screen(screen);
+ SVGA3dSurfaceFormat svga_format;
+ SVGA3dSurfaceFormatCaps caps;
+ SVGA3dSurfaceFormatCaps mask;
+
+ assert(bindings);
+ assert(ss->sws->have_vgpu10);
if (MAX2(1, sample_count) != MAX2(1, storage_sample_count))
return false;
@@ -2302,18 +2400,11 @@ svga_is_format_supported(struct pipe_screen *screen,
return FALSE;
}
- if (!ss->sws->have_vgpu10 &&
- util_format_is_srgb(format) &&
- (bindings & (PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_RENDER_TARGET))) {
- /* We only support sRGB rendering with vgpu10 */
- return FALSE;
- }
-
/*
* For VGPU10 vertex formats, skip querying host capabilities
*/
- if (ss->sws->have_vgpu10 && (bindings & PIPE_BIND_VERTEX_BUFFER)) {
+ if (bindings & PIPE_BIND_VERTEX_BUFFER) {
SVGA3dSurfaceFormat svga_format;
unsigned flags;
svga_translate_vertex_format_vgpu10(format, &svga_format, &flags);
@@ -2368,22 +2459,19 @@ svga_is_format_supported(struct pipe_screen *screen,
}
mask.value = 0;
- if (bindings & PIPE_BIND_RENDER_TARGET) {
+ if (bindings & PIPE_BIND_RENDER_TARGET)
mask.value |= SVGA3DFORMAT_OP_OFFSCREEN_RENDERTARGET;
- }
- if (bindings & PIPE_BIND_DEPTH_STENCIL) {
+
+ if (bindings & PIPE_BIND_DEPTH_STENCIL)
mask.value |= SVGA3DFORMAT_OP_ZSTENCIL;
- }
- if (bindings & PIPE_BIND_SAMPLER_VIEW) {
+
+ if (bindings & PIPE_BIND_SAMPLER_VIEW)
mask.value |= SVGA3DFORMAT_OP_TEXTURE;
- }
- if (target == PIPE_TEXTURE_CUBE) {
+ if (target == PIPE_TEXTURE_CUBE)
mask.value |= SVGA3DFORMAT_OP_CUBETEXTURE;
- }
- else if (target == PIPE_TEXTURE_3D) {
+ else if (target == PIPE_TEXTURE_3D)
mask.value |= SVGA3DFORMAT_OP_VOLUMETEXTURE;
- }
return (caps.value & mask.value) == mask.value;
}
diff --git a/src/gallium/drivers/svga/svga_format.h b/src/gallium/drivers/svga/svga_format.h
index 11e7e41e506..a32b0669c0d 100644
--- a/src/gallium/drivers/svga/svga_format.h
+++ b/src/gallium/drivers/svga/svga_format.h
@@ -131,4 +131,12 @@ svga_is_format_supported(struct pipe_screen *screen,
unsigned bindings);
+boolean
+svga_is_dx_format_supported(struct pipe_screen *screen,
+ enum pipe_format format,
+ enum pipe_texture_target target,
+ unsigned sample_count,
+ unsigned storage_sample_count,
+ unsigned bindings);
+
#endif /* SVGA_FORMAT_H_ */
diff --git a/src/gallium/drivers/svga/svga_screen.c b/src/gallium/drivers/svga/svga_screen.c
index f376367f6e2..92523315191 100644
--- a/src/gallium/drivers/svga/svga_screen.c
+++ b/src/gallium/drivers/svga/svga_screen.c
@@ -1070,6 +1070,8 @@ svga_screen_create(struct svga_winsys_screen *sws)
svgascreen->max_const_buffers =
get_uint_cap(sws, SVGA3D_DEVCAP_DX_MAX_CONSTANT_BUFFERS, 1);
assert(svgascreen->max_const_buffers <= SVGA_MAX_CONST_BUFS);
+
+ screen->is_format_supported = svga_is_dx_format_supported;
}
else {
/* VGPU9 */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 05:56:25 +0000