diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/vce_v4_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/vce_v4_0.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c index 8e238dea7bef..90910d19db12 100644 --- a/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/vce_v4_0.c @@ -25,6 +25,7 @@ */ #include <linux/firmware.h> +#include <drm/drm_drv.h> #include "amdgpu.h" #include "amdgpu_vce.h" @@ -555,16 +556,19 @@ static int vce_v4_0_hw_fini(void *handle) static int vce_v4_0_suspend(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - int r; + int r, idx; if (adev->vce.vcpu_bo == NULL) return 0; - if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { - unsigned size = amdgpu_bo_size(adev->vce.vcpu_bo); - void *ptr = adev->vce.cpu_addr; + if (drm_dev_enter(&adev->ddev, &idx)) { + if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { + unsigned size = amdgpu_bo_size(adev->vce.vcpu_bo); + void *ptr = adev->vce.cpu_addr; - memcpy_fromio(adev->vce.saved_bo, ptr, size); + memcpy_fromio(adev->vce.saved_bo, ptr, size); + } + drm_dev_exit(idx); } r = vce_v4_0_hw_fini(adev); @@ -577,16 +581,20 @@ static int vce_v4_0_suspend(void *handle) static int vce_v4_0_resume(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; - int r; + int r, idx; if (adev->vce.vcpu_bo == NULL) return -EINVAL; if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { - unsigned size = amdgpu_bo_size(adev->vce.vcpu_bo); - void *ptr = adev->vce.cpu_addr; - memcpy_toio(ptr, adev->vce.saved_bo, size); + if (drm_dev_enter(&adev->ddev, &idx)) { + unsigned size = amdgpu_bo_size(adev->vce.vcpu_bo); + void *ptr = adev->vce.cpu_addr; + + memcpy_toio(ptr, adev->vce.saved_bo, size); + drm_dev_exit(idx); + } } else { r = amdgpu_vce_resume(adev); if (r) |