Am 18.08.2016 um 19:48 schrieb Marek Olšák:
> From: Marek Olšák <marek.olsak at amd.com>
>
> For profiling.
>
> Signed-off-by: Marek Olšák <marek.olsak at amd.com>
Reviewed-by: Christian König <christian.koenig at amd.com>.
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 1 +
> drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 3 +++
> include/uapi/drm/amdgpu_drm.h | 2 ++
> 3 files changed, 6 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> index 2d7072a..a75d45a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> @@ -46,20 +46,21 @@
>
> #include "amdgpu_amdkfd.h"
>
> /*
> * KMS wrapper.
> * - 3.0.0 - initial driver
> * - 3.1.0 - allow reading more status registers (GRBM, SRBM, SDMA, CP)
> * - 3.2.0 - GFX8: Uses EOP_TC_WB_ACTION_EN, so UMDs don't have to do the same
> * at the end of IBs.
> * - 3.3.0 - Add VM support for UVD on supported hardware.
> + * - 3.4.0 - Add AMDGPU_INFO_NUM_EVICTIONS.
> */
> #define KMS_DRIVER_MAJOR 3
> #define KMS_DRIVER_MINOR 3
> #define KMS_DRIVER_PATCHLEVEL 0
>
> int amdgpu_vram_limit = 0;
> int amdgpu_gart_size = -1; /* auto */
> int amdgpu_max_bo_reloc_rate = -1; /* auto */
> int amdgpu_benchmarking = 0;
> int amdgpu_testing = 0;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> index 0fb5488..f0c01da 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
> @@ -360,20 +360,23 @@ static int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file
> ret = amdgpu_firmware_info(&fw_info, &info->query_fw, adev);
> if (ret)
> return ret;
>
> return copy_to_user(out, &fw_info,
> min((size_t)size, sizeof(fw_info))) ? -EFAULT : 0;
> }
> case AMDGPU_INFO_NUM_BYTES_MOVED:
> ui64 = atomic64_read(&adev->num_bytes_moved);
> return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
> + case AMDGPU_INFO_NUM_EVICTIONS:
> + ui64 = atomic64_read(&adev->num_evictions);
> + return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
> case AMDGPU_INFO_VRAM_USAGE:
> ui64 = atomic64_read(&adev->vram_usage);
> return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
> case AMDGPU_INFO_VIS_VRAM_USAGE:
> ui64 = atomic64_read(&adev->vram_vis_usage);
> return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
> case AMDGPU_INFO_GTT_USAGE:
> ui64 = atomic64_read(&adev->gtt_usage);
> return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
> case AMDGPU_INFO_GDS_CONFIG: {
> diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
> index 8df3816..72eb21a 100644
> --- a/include/uapi/drm/amdgpu_drm.h
> +++ b/include/uapi/drm/amdgpu_drm.h
> @@ -474,20 +474,22 @@ struct drm_amdgpu_cs_chunk_data {
> /* Information about GDS, etc. resource configuration */
> #define AMDGPU_INFO_GDS_CONFIG 0x13
> /* Query information about VRAM and GTT domains */
> #define AMDGPU_INFO_VRAM_GTT 0x14
> /* Query information about register in MMR address space*/
> #define AMDGPU_INFO_READ_MMR_REG 0x15
> /* Query information about device: rev id, family, etc. */
> #define AMDGPU_INFO_DEV_INFO 0x16
> /* visible vram usage */
> #define AMDGPU_INFO_VIS_VRAM_USAGE 0x17
> +/* number of TTM buffer evictions */
> +#define AMDGPU_INFO_NUM_EVICTIONS 0x18
>
> #define AMDGPU_INFO_MMR_SE_INDEX_SHIFT 0
> #define AMDGPU_INFO_MMR_SE_INDEX_MASK 0xff
> #define AMDGPU_INFO_MMR_SH_INDEX_SHIFT 8
> #define AMDGPU_INFO_MMR_SH_INDEX_MASK 0xff
>
> struct drm_amdgpu_query_fw {
> /** AMDGPU_INFO_FW_* */
> __u32 fw_type;
> /**
