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drm/amdgpu: enable swiotlb for gmc 10.0 (V2)

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Enable swiotlb for gmc 10.0.
v2: include drm_cache.h to use the function ‘drm_need_swiotlb’

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Aaron Liu 2022-04-19 14:17:05 +08:00 • committed by Alex Deucher
parent 9dd4545f65
commit 3616d49da5
1 changed files with 5 additions and 0 deletions
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5
drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c
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@ -22,6 +22,9 @@
*/
#include <linux/firmware.h>
#include <linux/pci.h>
#include <drm/drm_cache.h>
#include "amdgpu.h"
#include "amdgpu_atomfirmware.h"
#include "gmc_v10_0.h"
@ -980,6 +983,8 @@ static int gmc_v10_0_sw_init(void *handle)
return r;
}
adev->need_swiotlb = drm_need_swiotlb(44);
r = gmc_v10_0_mc_init(adev);
if (r)
return r;