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drm/amdkfd: bump minimum vgpr size for gfx1151

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GFX1151 has 1.5x the number of available physical VGPRs per SIMD.
Bump total memory availability for acquire checks on queue creation.

Signed-off-by: Jonathan Kim <jonathan.kim@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jonathan Kim 2025-12-05 14:41:08 -05:00 • committed by Alex Deucher
parent 127770bcfc
commit b42f3bf953
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/amd/amdkfd/kfd_queue.c
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@ -409,6 +409,7 @@ static u32 kfd_get_vgpr_size_per_cu(u32 gfxv)
vgpr_size = 0x80000;
else if (gfxv == 110000 || /* GFX_VERSION_PLUM_BONITO */
gfxv == 110001 || /* GFX_VERSION_WHEAT_NAS */
gfxv == 110501 || /* GFX_VERSION_GFX1151 */
gfxv == 120000 || /* GFX_VERSION_GFX1200 */
gfxv == 120001) /* GFX_VERSION_GFX1201 */
vgpr_size = 0x60000;