[AMD Public Use]
amd-gfx-bounces distribution list is not correct. Simply correct to amd-gfx DL in mail TO line.
Regards,
Guchun
-----Original Message-----
From: Yang, Stanley <Stanley.Yang@xxxxxxx>
Sent: Tuesday, August 25, 2020 9:53 AM
To: Chen, Guchun <Guchun.Chen@xxxxxxx>; amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx
Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Tye, Tony <Tony.Tye@xxxxxxx>; Kuehling, Felix <Felix.Kuehling@xxxxxxx>; Li, Dennis <Dennis.Li@xxxxxxx>
Subject: RE: [PATCH V3 1/1] drm/amdkfd: fix set kfd node ras properties value
[AMD Public Use]
Hi Guchun,
Thanks, I will fix typos and push it to branch.
Regards,
Stanley
> -----Original Message-----
> From: Chen, Guchun <Guchun.Chen@xxxxxxx>
> Sent: Monday, August 24, 2020 9:48 PM
> To: Yang, Stanley <Stanley.Yang@xxxxxxx>; amd-gfx-
> bounces@xxxxxxxxxxxxxxxxxxxxx
> Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Tye, Tony
> <Tony.Tye@xxxxxxx>; Kuehling, Felix <Felix.Kuehling@xxxxxxx>; Li,
> Dennis <Dennis.Li@xxxxxxx>; Yang, Stanley <Stanley.Yang@xxxxxxx>
> Subject: RE: [PATCH V3 1/1] drm/amdkfd: fix set kfd node ras
> properties value
>
> [AMD Public Use]
>
> Three comments inline.
>
> With these comments fixed, the patch is:
> Reviewed-by: Guchun Chen <guchun.chen@xxxxxxx>
>
> Regards,
> Guchun
>
> -----Original Message-----
> From: Stanley.Yang <Stanley.Yang@xxxxxxx>
> Sent: Monday, August 24, 2020 6:34 PM
> To: amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx
> Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Tye, Tony
> <Tony.Tye@xxxxxxx>; Kuehling, Felix <Felix.Kuehling@xxxxxxx>; Chen,
> Guchun <Guchun.Chen@xxxxxxx>; Li, Dennis <Dennis.Li@xxxxxxx>; Yang,
> Stanley <Stanley.Yang@xxxxxxx>
> Subject: [PATCH V3 1/1] drm/amdkfd: fix set kfd node ras properties
> value
>
> The ctx->features are new RAS implementation which is only available
> for
> Vega20 and onwards, it is not available for vega10, vega10 should
> follow legacy ECC implementation.
>
> Changed from V1:
> wrap function to initialize kfd node properties
>
> Changed from V2:
> remove wrap funcion, remove SRMA ECC check
>
> [Guchun]Spelling typos, not funcion or SRMA. Moreover, it should be
> more concise by 'remove wrap function and SDMA SRAM ECC check'
>
> Change-Id: I1e3ff899bf066611fe5775e67104ce2e0bf8b7d0
> Signed-off-by: Stanley.Yang <Stanley.Yang@xxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 +
> drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 16 ++++++++-------
> drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 24
> +++++++++++------------
> 3 files changed, 21 insertions(+), 20 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> index 1f9d97f61aa5..573e2712df35 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
> @@ -986,6 +986,7 @@ struct amdgpu_device {
>
> atomic_t throttling_logging_enabled;
> struct ratelimit_state throttling_logging_rs;
> + uint32_t ras_features;
> };
>
> static inline struct amdgpu_device *amdgpu_ttm_adev(struct
> ttm_bo_device *bdev) diff --git
> a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> index cd1403f83dcf..d462244863f6 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
> @@ -1974,7 +1974,8 @@ static void amdgpu_ras_check_supported(struct
> amdgpu_device *adev,
> *supported = 0;
>
> if (amdgpu_sriov_vf(adev) || !adev->is_atom_fw ||
> - (adev->asic_type != CHIP_VEGA20 &&
> + (adev->asic_type != CHIP_VEGA10 &&
> + adev->asic_type != CHIP_VEGA20 &&
> adev->asic_type != CHIP_ARCTURUS &&
> adev->asic_type != CHIP_SIENNA_CICHLID)) [Guchun]I suggest
> moving all ASIC check into one static function. This will benefit
> later modification if user adds more ASICs to support RAS, and it's
> indeed more readable.
>
> return;
> @@ -1998,6 +1999,7 @@ static void amdgpu_ras_check_supported(struct
> amdgpu_device *adev,
>
> *supported = amdgpu_ras_enable == 0 ?
> 0 : *hw_supported & amdgpu_ras_mask;
> + adev->ras_features = *supported;
> }
>
> int amdgpu_ras_init(struct amdgpu_device *adev) @@ -2020,9 +2022,9 @@
> int amdgpu_ras_init(struct amdgpu_device *adev)
>
> amdgpu_ras_check_supported(adev, &con->hw_supported,
> &con->supported);
> - if (!con->hw_supported) {
> + if (!con->hw_supported || (adev->asic_type == CHIP_VEGA10)) {
> r = 0;
> - goto err_out;
> + goto release_con;
> }
>
> con->features = 0;
> @@ -2033,25 +2035,25 @@ int amdgpu_ras_init(struct amdgpu_device
> *adev)
> if (adev->nbio.funcs->init_ras_controller_interrupt) {
> r = adev->nbio.funcs->init_ras_controller_interrupt(adev);
> if (r)
> - goto err_out;
> + goto release_con;
> }
>
> if (adev->nbio.funcs->init_ras_err_event_athub_interrupt) {
> r = adev->nbio.funcs-
> >init_ras_err_event_athub_interrupt(adev);
> if (r)
> - goto err_out;
> + goto release_con;
> }
>
> if (amdgpu_ras_fs_init(adev)) {
> r = -EINVAL;
> - goto err_out;
> + goto release_con;
> }
>
> dev_info(adev->dev, "RAS INFO: ras initialized successfully, "
> "hardware ability[%x] ras_mask[%x]\n",
> con->hw_supported, con->supported);
> return 0;
> -err_out:
> +release_con:
> amdgpu_ras_set_context(adev, NULL);
> kfree(con);
>
> diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> index f185f6cbc05c..0ba960a17ead 100644
> --- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
> @@ -1239,7 +1239,7 @@ int kfd_topology_add_device(struct kfd_dev *gpu)
> void *crat_image = NULL;
> size_t image_size = 0;
> int proximity_domain;
> - struct amdgpu_ras *ctx;
> + struct amdgpu_device *adev;
>
> INIT_LIST_HEAD(&temp_topology_device_list);
>
> @@ -1404,19 +1404,17 @@ int kfd_topology_add_device(struct kfd_dev
> *gpu)
> dev->node_props.max_waves_per_simd = 10;
> }
>
> - ctx = amdgpu_ras_get_context((struct amdgpu_device *)(dev->gpu-
> >kgd));
> - if (ctx) {
> - /* kfd only concerns sram ecc on GFX/SDMA and HBM ecc on
> UMC */
> - dev->node_props.capability |=
> - (((ctx->features &
> BIT(AMDGPU_RAS_BLOCK__SDMA)) != 0) ||
> - ((ctx->features &
> BIT(AMDGPU_RAS_BLOCK__GFX)) != 0)) ?
> - HSA_CAP_SRAM_EDCSUPPORTED : 0;
> - dev->node_props.capability |= ((ctx->features &
> BIT(AMDGPU_RAS_BLOCK__UMC)) != 0) ?
> - HSA_CAP_MEM_EDCSUPPORTED : 0;
> -
> - dev->node_props.capability |= (ctx->features != 0) ?
> + adev = (struct amdgpu_device *)(dev->gpu->kgd);
> + /* kfd only concerns sram ecc on GFX/SDMA and HBM ecc on UMC
> */
> [Guchun]Modify comment to drop SDMA.
>
> + dev->node_props.capability |=
> + ((adev->ras_features &
> BIT(AMDGPU_RAS_BLOCK__GFX)) != 0) ?
> + HSA_CAP_SRAM_EDCSUPPORTED : 0;
> + dev->node_props.capability |= ((adev->ras_features &
> BIT(AMDGPU_RAS_BLOCK__UMC)) != 0) ?
> + HSA_CAP_MEM_EDCSUPPORTED : 0;
> +
> + if (adev->asic_type != CHIP_VEGA10)
> + dev->node_props.capability |= (adev->ras_features != 0) ?
> HSA_CAP_RASEVENTNOTIFY : 0;
> - }
>
> kfd_debug_print_topology();
>
> --
> 2.25.1
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