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hasvk: Account for frames wider than 128 MBs on gen7.

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Fixes corruption and GPU hangs observed with a 4096 wide video.

Assisted-by: Claude
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dancingmirrors authored and elwrcl committed 2026-07-21 22:25:25 +03:00
1 parent bd3d4fc732
commit fac6387b34
1 file changed
+4 -2
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src/intel/vulkan_hasvk/anv_image.c
+4 -2
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@@ -709,8 +709,10 @@ add_video_buffers(struct anv_device *device,
* or 8192 bytes per MB row (128 MBs * 64 bytes). * or 8192 bytes per MB row (128 MBs * 64 bytes).
*/ */
if (device->info->ver == 7) { if (device->info->ver == 7) {
/* 128 MBs/row * h_mb rows * 64 bytes/MB = h_mb * 8192 */ /* However for frames wider than 128 MBs we need to make sure we
size = h_mb * 8192; * don't overrun and silently corrupt the buffer.
*/
size = h_mb * MAX2(w_mb, 128u) * 64;
} else { } else {
/* XXX: Is this correct for Broadwell? */ /* XXX: Is this correct for Broadwell? */
size = w_mb * h_mb * 128; size = w_mb * h_mb * 128;