[AMD Official Use Only - General]
> -----Original Message-----
> From: Yang, Stanley <stanley.y...@amd.com>
> Sent: Monday, September 26, 2022 11:15 AM
> To: Zhou1, Tao <tao.zh...@amd.com>; amd-gfx@lists.freedesktop.org; Zhang,
> Hawking <hawking.zh...@amd.com>
> Subject: RE: [PATCH 1/4] drm/amdgpu: export umc error address translation
> interface
>
> [AMD Official Use Only - General]
>
> Hi Tao,
>
> > -----Original Message-----
> > From: Zhou1, Tao <tao.zh...@amd.com>
> > Sent: Friday, September 23, 2022 5:21 PM
> > To: amd-gfx@lists.freedesktop.org; Zhang, Hawking
> > <hawking.zh...@amd.com>; Yang, Stanley <stanley.y...@amd.com>
> > Cc: Zhou1, Tao <tao.zh...@amd.com>
> > Subject: [PATCH 1/4] drm/amdgpu: export umc error address translation
> > interface
> >
> > Make it globally so we can convert specific mca address.
> >
> > Signed-off-by: Tao Zhou <tao.zh...@amd.com>
> > ---
> > drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h | 6 ++++++
> > drivers/gpu/drm/amd/amdgpu/umc_v6_7.c | 11 +++++------
> > 2 files changed, 11 insertions(+), 6 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
> > b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
> > index 3629d8f292ef..31fbefaaf676 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h
> > @@ -22,6 +22,8 @@
> > #define __AMDGPU_UMC_H__
> > #include "amdgpu_ras.h"
> >
> > +#define UMC_INVALID_ADDR 0x1ULL
> > +
> > /*
> > * (addr / 256) * 4096, the higher 26 bits in ErrorAddr
> > * is the index of 4KB block
> > @@ -51,6 +53,10 @@ struct amdgpu_umc_ras {
> > struct amdgpu_ras_block_object ras_block;
> > void (*err_cnt_init)(struct amdgpu_device *adev);
> > bool (*query_ras_poison_mode)(struct amdgpu_device *adev);
> > + void (*query_error_address_per_channel)(struct amdgpu_device
> > *adev,
> > + struct ras_err_data
> > *err_data,
> > + uint32_t umc_reg_offset,
> > uint32_t ch_inst,
> > + uint32_t umc_inst, uint64_t
> > mca_addr);
> > void (*ecc_info_query_ras_error_count)(struct amdgpu_device *adev,
> > void *ras_error_status);
> > void (*ecc_info_query_ras_error_address)(struct amdgpu_device *adev,
> > diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> > b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> > index bf7524f16b66..0f1b215653f3 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c
> > @@ -452,9 +452,8 @@ static void umc_v6_7_query_ras_error_count(struct
> > amdgpu_device *adev,
> >
> > static void umc_v6_7_query_error_address(struct amdgpu_device *adev,
> > struct ras_err_data *err_data,
> > - uint32_t umc_reg_offset,
> > - uint32_t ch_inst,
> > - uint32_t umc_inst)
> > + uint32_t umc_reg_offset, uint32_t
> > ch_inst,
> > + uint32_t umc_inst, uint64_t
> > mca_addr)
> > {
> > uint32_t mc_umc_status_addr;
> > uint32_t channel_index;
> > @@ -540,9 +539,8 @@ static void
> > umc_v6_7_query_ras_error_address(struct amdgpu_device *adev,
> > ch_inst);
> > umc_v6_7_query_error_address(adev,
> > err_data,
> > - umc_reg_offset,
> > - ch_inst,
> > - umc_inst);
> > + umc_reg_offset, ch_inst,
> > + umc_inst, UMC_INVALID_ADDR);
> > }
> > }
> >
> > @@ -583,4 +581,5 @@ struct amdgpu_umc_ras umc_v6_7_ras = {
> > .query_ras_poison_mode = umc_v6_7_query_ras_poison_mode,
> > .ecc_info_query_ras_error_count =
> > umc_v6_7_ecc_info_query_ras_error_count,
> > .ecc_info_query_ras_error_address =
> > umc_v6_7_ecc_info_query_ras_error_address,
> > + .query_error_address_per_channel =
> > umc_v6_7_query_error_address,
>
> Stanley: According to patch#3, it's better to rename
> query_error_address_per_channel to
> covert/query_error_address_at_specific_channel due to the channel_instance
> and umc_instance get form the mce structure, using per_channel may cause
> misunderstanding.
[Tao]: thanks for your suggestion, I'll update the name.
>
> > };
> > --
> > 2.35.1
