[AMD Official Use Only]
> -----Original Message-----
> From: Chai, Thomas <YiPeng.Chai@xxxxxxx>
> Sent: Wednesday, February 9, 2022 1:57 PM
> To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
> Cc: Chai, Thomas <YiPeng.Chai@xxxxxxx>; Zhang, Hawking
> <Hawking.Zhang@xxxxxxx>; Zhou1, Tao <Tao.Zhou1@xxxxxxx>; Clements,
> John <John.Clements@xxxxxxx>; Chai, Thomas <YiPeng.Chai@xxxxxxx>
> Subject: [PATCH 03/11] drm/amdgpu: Optimize
> amdgpu_hdp_ras_late_init/amdgpu_hdp_ras_fini function code
>
> Optimize amdgpu_hdp_ras_late_init/amdgpu_hdp_ras_fini function code.
>
> Signed-off-by: yipechai <YiPeng.Chai@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c | 37 ++-----------------------
> drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 1 +
> drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c | 1 +
> 3 files changed, 5 insertions(+), 34 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
> index 518966a26130..21a5f884dd2a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
> @@ -26,43 +26,12 @@
>
> int amdgpu_hdp_ras_late_init(struct amdgpu_device *adev, void *ras_info) {
> - int r;
> - struct ras_ih_if ih_info = {
> - .cb = NULL,
> - };
> - struct ras_fs_if fs_info = {
> - .sysfs_name = "hdp_err_count",
> - };
> -
> - if (!adev->hdp.ras_if) {
> - adev->hdp.ras_if = kmalloc(sizeof(struct ras_common_if),
> GFP_KERNEL);
> - if (!adev->hdp.ras_if)
> - return -ENOMEM;
> - adev->hdp.ras_if->block = AMDGPU_RAS_BLOCK__HDP;
> - adev->hdp.ras_if->type =
> AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
> - adev->hdp.ras_if->sub_block_index = 0;
> - }
> - ih_info.head = fs_info.head = *adev->hdp.ras_if;
> - r = amdgpu_ras_late_init(adev, adev->hdp.ras_if,
> - &fs_info, &ih_info);
> - if (r || !amdgpu_ras_is_supported(adev, adev->hdp.ras_if->block)) {
> - kfree(adev->hdp.ras_if);
> - adev->hdp.ras_if = NULL;
> - }
> -
> - return r;
> + return amdgpu_ras_block_late_init(adev, adev->hdp.ras_if);
> }
>
> void amdgpu_hdp_ras_fini(struct amdgpu_device *adev) {
> if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__HDP) &&
> - adev->hdp.ras_if) {
> - struct ras_common_if *ras_if = adev->hdp.ras_if;
> - struct ras_ih_if ih_info = {
> - .cb = NULL,
> - };
> -
> - amdgpu_ras_late_fini(adev, ras_if, &ih_info);
> - kfree(ras_if);
> - }
> + adev->hdp.ras_if)
> + amdgpu_ras_block_late_fini(adev, adev->hdp.ras_if);
> }
[Tao]: Since hdp_ras_late_init/fini are simple wrapper, can we remove them and call amdgpu_ras_block_late_init/fini directly?
The same comment to other blocks.
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> index af873c99d5e4..b12fe6703f02 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> @@ -1302,6 +1302,7 @@ static void gmc_v9_0_set_hdp_ras_funcs(struct
> amdgpu_device *adev) {
> adev->hdp.ras = &hdp_v4_0_ras;
> amdgpu_ras_register_ras_block(adev, &adev->hdp.ras->ras_block);
> + adev->hdp.ras_if = &adev->hdp.ras->ras_block.ras_comm;
> }
>
> static void gmc_v9_0_set_mca_funcs(struct amdgpu_device *adev) diff --git
> a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
> b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
> index 503c292b321e..a9ed4232cdeb 100644
> --- a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c
> @@ -160,6 +160,7 @@ struct amdgpu_hdp_ras hdp_v4_0_ras = {
> .ras_comm = {
> .name = "hdp",
> .block = AMDGPU_RAS_BLOCK__HDP,
> + .type =
> AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
> },
> .hw_ops = &hdp_v4_0_ras_hw_ops,
> .ras_late_init = amdgpu_hdp_ras_late_init,
> --
> 2.25.1
