Commit 3616d49d authored by Aaron Liu's avatar Aaron Liu Committed by Alex Deucher
Browse files

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



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

Signed-off-by: default avatarAaron Liu <aaron.liu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9dd4545f

drivers/gpu/drm/amd/amdgpu/gmc_v10_0.c

+5 −0
Original line number Diff line number Diff line
@@ -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;