[PATCH] drm/amdgpu: fix regression in vbios reservation handling on headless
Alex Deucher
alexdeucher at gmail.com
Mon Dec 14 16:03:35 UTC 2020
We need to move the check under the non-headless case, otherwise
we always reserve the VGA save size.
Fixes: 157fe68d74c2ad ("drm/amdgpu: fix size calculation with stolen vga memory")
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
index 02af47ddddbc..c2ced5be6d7b 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c
@@ -496,13 +496,14 @@ void amdgpu_gmc_get_vbios_allocations(struct amdgpu_device *adev)
break;
}
- if (!amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_DCE))
+ if (!amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_DCE)) {
size = 0;
- else
+ } else {
size = amdgpu_gmc_get_vbios_fb_size(adev);
- if (adev->mman.keep_stolen_vga_memory)
- size = max(size, (unsigned)AMDGPU_VBIOS_VGA_ALLOCATION);
+ if (adev->mman.keep_stolen_vga_memory)
+ size = max(size, (unsigned)AMDGPU_VBIOS_VGA_ALLOCATION);
+ }
/* set to 0 if the pre-OS buffer uses up most of vram */
if ((adev->gmc.real_vram_size - size) < (8 * 1024 * 1024))
--
2.25.4
More information about the amd-gfx
mailing list