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anv: Don't claim support for 24 and 48-bit formats on IVB 

Cc: mesa-stable@lists.freedesktop.org
This commit is contained in:
Jason Ekstrand 2019-07-27 08:55:47 -05:00
parent 7c1b39cf18
commit 99d04a5bd6
1 changed files with 8 additions and 0 deletions
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8
src/intel/vulkan/anv_formats.c
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@ -467,6 +467,14 @@ anv_get_format_plane(const struct gen_device_info *devinfo, VkFormat vk_format,
const struct isl_format_layout *isl_layout =
isl_format_get_layout(plane_format.isl_format);
/* On Ivy Bridge we don't even have enough 24 and 48-bit formats that we
* can reliably do texture upload with BLORP so just don't claim support
* for any of them.
*/
if (devinfo->gen == 7 && !devinfo->is_haswell &&
(isl_layout->bpb == 24 || isl_layout->bpb == 48))
return unsupported;
if (tiling == VK_IMAGE_TILING_OPTIMAL &&
!util_is_power_of_two_or_zero(isl_layout->bpb)) {
/* Tiled formats *must* be power-of-two because we need up upload