Commit bea75349 authored by Aaron Liu's avatar Aaron Liu Committed by Alex Deucher
Browse files

drm/amdgpu: reserved buffer is not needed with ip discovery enabled 



When IP discovery enabled, the reserved buffer has been alloacted.

Signed-off-by: default avatarAaron Liu <aaron.liu@amd.com>
Reviewed-by: default avatarHuang Rui <ray.huang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent e15a5fb9

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

+7 −4
Original line number Diff line number Diff line
@@ -790,14 +790,17 @@ void amdgpu_gmc_get_reserved_allocation(struct amdgpu_device *adev) 
{

	/* Some ASICs need to reserve a region of video memory to avoid access

	 * from driver */

	adev->mman.stolen_reserved_offset = 0;

	adev->mman.stolen_reserved_size = 0;



	switch (adev->asic_type) {

	case CHIP_YELLOW_CARP:

		if (amdgpu_discovery == 0) {

			adev->mman.stolen_reserved_offset = 0x1ffb0000;

			adev->mman.stolen_reserved_size = 64 * PAGE_SIZE;

		}

		break;

	default:

		adev->mman.stolen_reserved_offset = 0;

		adev->mman.stolen_reserved_size = 0;

		break;

	}

}