From 2bef766ffb48049a7e9df75a55524ef9c29673ef Mon Sep 17 00:00:00 2001 From: Hawking Zhang Date: Fri, 30 Aug 2019 13:34:38 +0800 Subject: [PATCH 0012/1453] drm/amdgpu: add mmhub ras_late_init callback function (v2) The function will be called in late init phase to do mmhub ras init v2: check ras_late_init function pointer before invoking the function Signed-off-by: Hawking Zhang Reviewed-by: Alex Deucher Reviewed-by: Tao Zhou --- drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h | 1 + drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 26 +++----------------- drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 30 +++++++++++++++++++++++ 3 files changed, 35 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h index 2d75ecfa199b..df04c718dfab 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.h @@ -23,6 +23,7 @@ struct amdgpu_mmhub_funcs { void (*ras_init)(struct amdgpu_device *adev); + int (*ras_late_init)(struct amdgpu_device *adev); void (*query_ras_error_count)(struct amdgpu_device *adev, void *ras_error_status); }; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 007c2ba75ac1..b4eead9a0f6b 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -766,7 +766,6 @@ static int gmc_v9_0_ecc_late_init(void *handle) { int r; struct amdgpu_device *adev = (struct amdgpu_device *)handle; - struct ras_ih_if mmhub_ih_info; struct ras_fs_if umc_fs_info = { .sysfs_name = "umc_err_count", .debugfs_name = "umc_err_inject", @@ -774,10 +773,6 @@ static int gmc_v9_0_ecc_late_init(void *handle) struct ras_ih_if umc_ih_info = { .cb = gmc_v9_0_process_ras_data_cb, }; - struct ras_fs_if mmhub_fs_info = { - .sysfs_name = "mmhub_err_count", - .debugfs_name = "mmhub_err_inject", - }; if (!adev->gmc.umc_ras_if) { adev->gmc.umc_ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL); @@ -801,29 +796,16 @@ static int gmc_v9_0_ecc_late_init(void *handle) goto umc_late_fini; } - if (!adev->gmc.mmhub_ras_if) { - adev->gmc.mmhub_ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL); - if (!adev->gmc.mmhub_ras_if) - return -ENOMEM; - adev->gmc.mmhub_ras_if->block = AMDGPU_RAS_BLOCK__MMHUB; - adev->gmc.mmhub_ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE; - adev->gmc.mmhub_ras_if->sub_block_index = 0; - strcpy(adev->gmc.mmhub_ras_if->name, "mmhub"); + if (adev->mmhub_funcs->ras_late_init) { + r = adev->mmhub_funcs->ras_late_init(adev); + if (r) + return r; } - mmhub_ih_info.head = mmhub_fs_info.head = *adev->gmc.mmhub_ras_if; - r = amdgpu_ras_late_init(adev, adev->gmc.mmhub_ras_if, - &mmhub_fs_info, &mmhub_ih_info); - if (r) - goto mmhub_late_fini; - return 0; -mmhub_late_fini: - amdgpu_ras_late_fini(adev, adev->gmc.mmhub_ras_if, &mmhub_ih_info); umc_late_fini: amdgpu_ras_late_fini(adev, adev->gmc.umc_ras_if, &umc_ih_info); free: kfree(adev->gmc.umc_ras_if); - kfree(adev->gmc.mmhub_ras_if); return r; } diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index 04cd4b6f95d4..af15f4b8e3ad 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -31,6 +31,7 @@ #include "vega10_enum.h" #include "soc15_common.h" +#include "amdgpu_ras.h" #define mmDAGB0_CNTL_MISC2_RV 0x008f #define mmDAGB0_CNTL_MISC2_RV_BASE_IDX 0 @@ -615,6 +616,35 @@ static void mmhub_v1_0_query_ras_error_count(struct amdgpu_device *adev, } } +static int mmhub_v1_0_ras_late_init(struct amdgpu_device *adev) +{ + int r; + struct ras_ih_if mmhub_ih_info = { + .cb = NULL, + }; + struct ras_fs_if mmhub_fs_info = { + .sysfs_name = "mmhub_err_count", + .debugfs_name = "mmhub_err_inject", + }; + + if (!adev->gmc.mmhub_ras_if) { + adev->gmc.mmhub_ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL); + if (!adev->gmc.mmhub_ras_if) + return -ENOMEM; + adev->gmc.mmhub_ras_if->block = AMDGPU_RAS_BLOCK__MMHUB; + adev->gmc.mmhub_ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE; + adev->gmc.mmhub_ras_if->sub_block_index = 0; + strcpy(adev->gmc.mmhub_ras_if->name, "mmhub"); + } + mmhub_ih_info.head = mmhub_fs_info.head = *adev->gmc.mmhub_ras_if; + r = amdgpu_ras_late_init(adev, adev->gmc.mmhub_ras_if, + &mmhub_fs_info, &mmhub_ih_info); + if (r) + kfree(adev->gmc.mmhub_ras_if); + return r; +} + const struct amdgpu_mmhub_funcs mmhub_v1_0_funcs = { + .ras_late_init = mmhub_v1_0_ras_late_init, .query_ras_error_count = mmhub_v1_0_query_ras_error_count, }; -- 2.17.1