diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3691-drm-amdgpu-switch-to-amdgpu_ras_late_init-for-gfx-v9.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3691-drm-amdgpu-switch-to-amdgpu_ras_late_init-for-gfx-v9.patch | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3691-drm-amdgpu-switch-to-amdgpu_ras_late_init-for-gfx-v9.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3691-drm-amdgpu-switch-to-amdgpu_ras_late_init-for-gfx-v9.patch new file mode 100644 index 00000000..4c2c6047 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3691-drm-amdgpu-switch-to-amdgpu_ras_late_init-for-gfx-v9.patch @@ -0,0 +1,145 @@ +From 08122062113ca5f4b40a7f7ab32d1d20c76cf282 Mon Sep 17 00:00:00 2001 +From: Hawking Zhang <Hawking.Zhang@amd.com> +Date: Thu, 29 Aug 2019 19:15:16 +0800 +Subject: [PATCH 3691/4256] drm/amdgpu: switch to amdgpu_ras_late_init for gfx + v9 block (v2) + +call helper function in late init phase to handle ras init +for gfx ip block + +v2: call ras_late_fini to do clean up when fail to enable interrupt + +Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Tao Zhou <tao.zhou1@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 92 ++++++--------------------- + 1 file changed, 21 insertions(+), 71 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +index d18ed269d241..3f0081ca45e3 100644 +--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c ++++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +@@ -4404,7 +4404,6 @@ static int gfx_v9_0_process_ras_data_cb(struct amdgpu_device *adev, + static int gfx_v9_0_ecc_late_init(void *handle) + { + struct amdgpu_device *adev = (struct amdgpu_device *)handle; +- struct ras_common_if **ras_if = &adev->gfx.ras_if; + struct ras_ih_if ih_info = { + .cb = gfx_v9_0_process_ras_data_cb, + }; +@@ -4412,18 +4411,18 @@ static int gfx_v9_0_ecc_late_init(void *handle) + .sysfs_name = "gfx_err_count", + .debugfs_name = "gfx_err_inject", + }; +- struct ras_common_if ras_block = { +- .block = AMDGPU_RAS_BLOCK__GFX, +- .type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE, +- .sub_block_index = 0, +- .name = "gfx", +- }; + int r; + +- if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__GFX)) { +- amdgpu_ras_feature_enable_on_boot(adev, &ras_block, 0); +- return 0; ++ if (!adev->gfx.ras_if) { ++ adev->gfx.ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL); ++ if (!adev->gfx.ras_if) ++ return -ENOMEM; ++ adev->gfx.ras_if->block = AMDGPU_RAS_BLOCK__GFX; ++ adev->gfx.ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE; ++ adev->gfx.ras_if->sub_block_index = 0; ++ strcpy(adev->gfx.ras_if->name, "gfx"); + } ++ fs_info.head = ih_info.head = *adev->gfx.ras_if; + + r = gfx_v9_0_do_edc_gds_workarounds(adev); + if (r) +@@ -4434,71 +4433,22 @@ static int gfx_v9_0_ecc_late_init(void *handle) + if (r) + return r; + +- /* handle resume path. */ +- if (*ras_if) { +- /* resend ras TA enable cmd during resume. +- * prepare to handle failure. +- */ +- ih_info.head = **ras_if; +- r = amdgpu_ras_feature_enable_on_boot(adev, *ras_if, 1); +- if (r) { +- if (r == -EAGAIN) { +- /* request a gpu reset. will run again. */ +- amdgpu_ras_request_reset_on_boot(adev, +- AMDGPU_RAS_BLOCK__GFX); +- return 0; +- } +- /* fail to enable ras, cleanup all. */ +- goto irq; +- } +- /* enable successfully. continue. */ +- goto resume; +- } +- +- *ras_if = kmalloc(sizeof(**ras_if), GFP_KERNEL); +- if (!*ras_if) +- return -ENOMEM; +- +- **ras_if = ras_block; +- +- r = amdgpu_ras_feature_enable_on_boot(adev, *ras_if, 1); +- if (r) { +- if (r == -EAGAIN) { +- amdgpu_ras_request_reset_on_boot(adev, +- AMDGPU_RAS_BLOCK__GFX); +- r = 0; +- } +- goto feature; +- } +- +- ih_info.head = **ras_if; +- fs_info.head = **ras_if; +- +- r = amdgpu_ras_interrupt_add_handler(adev, &ih_info); ++ r = amdgpu_ras_late_init(adev, adev->gfx.ras_if, ++ &fs_info, &ih_info); + if (r) +- goto interrupt; ++ goto free; + +- amdgpu_ras_debugfs_create(adev, &fs_info); +- +- r = amdgpu_ras_sysfs_create(adev, &fs_info); +- if (r) +- goto sysfs; +-resume: +- r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); +- if (r) +- goto irq; ++ if (amdgpu_ras_is_supported(adev, adev->gfx.ras_if->block)) { ++ r = amdgpu_irq_get(adev, &adev->gfx.cp_ecc_error_irq, 0); ++ if (r) ++ goto late_fini; ++ } + + return 0; +-irq: +- amdgpu_ras_sysfs_remove(adev, *ras_if); +-sysfs: +- amdgpu_ras_debugfs_remove(adev, *ras_if); +- amdgpu_ras_interrupt_remove_handler(adev, &ih_info); +-interrupt: +- amdgpu_ras_feature_enable(adev, *ras_if, 0); +-feature: +- kfree(*ras_if); +- *ras_if = NULL; ++late_fini: ++ amdgpu_ras_late_fini(adev, adev->gfx.ras_if, &ih_info); ++free: ++ kfree(adev->gfx.ras_if); + return r; + } + +-- +2.17.1 + |