diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3352-drm-amdgpu-add-sub-block-parameter-in-ras-inject-com.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3352-drm-amdgpu-add-sub-block-parameter-in-ras-inject-com.patch | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3352-drm-amdgpu-add-sub-block-parameter-in-ras-inject-com.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3352-drm-amdgpu-add-sub-block-parameter-in-ras-inject-com.patch new file mode 100644 index 00000000..0d232619 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/3352-drm-amdgpu-add-sub-block-parameter-in-ras-inject-com.patch @@ -0,0 +1,70 @@ +From f9df41172be164bffbf1f6fc4ee3061f1a10e9b9 Mon Sep 17 00:00:00 2001 +From: Tao Zhou <tao.zhou1@amd.com> +Date: Wed, 7 Aug 2019 14:27:42 +0800 +Subject: [PATCH 3352/4256] drm/amdgpu: add sub block parameter in ras inject + command + +ras sub block index could be passed from shell command + +Signed-off-by: Tao Zhou <tao.zhou1@amd.com> +Reviewed-by: Guchun Chen <guchun.chen@amd.com> +Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 17 ++++++++++------- + 1 file changed, 10 insertions(+), 7 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +index 369651247b23..bc766cdbeaae 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +@@ -129,6 +129,7 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f, + char err[9] = "ue"; + int op = -1; + int block_id; ++ uint32_t sub_block; + u64 address, value; + + if (*pos) +@@ -167,11 +168,12 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f, + data->op = op; + + if (op == 2) { +- if (sscanf(str, "%*s %*s %*s %llu %llu", +- &address, &value) != 2) +- if (sscanf(str, "%*s %*s %*s 0x%llx 0x%llx", +- &address, &value) != 2) ++ if (sscanf(str, "%*s %*s %*s %u %llu %llu", ++ &sub_block, &address, &value) != 3) ++ if (sscanf(str, "%*s %*s %*s 0x%x 0x%llx 0x%llx", ++ &sub_block, &address, &value) != 3) + return -EINVAL; ++ data->head.sub_block_index = sub_block; + data->inject.address = address; + data->inject.value = value; + } +@@ -216,7 +218,7 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f, + * write the struct to the control node. + * + * bash: +- * echo op block [error [address value]] > .../ras/ras_ctrl ++ * echo op block [error [sub_blcok address value]] > .../ras/ras_ctrl + * op: disable, enable, inject + * disable: only block is needed + * enable: block and error are needed +@@ -226,10 +228,11 @@ static int amdgpu_ras_debugfs_ctrl_parse_data(struct file *f, + * error: ue, ce + * ue: multi_uncorrectable + * ce: single_correctable ++ * sub_block: sub block index, pass 0 if there is no sub block + * + * here are some examples for bash commands, +- * echo inject umc ue 0x0 0x0 > /sys/kernel/debug/dri/0/ras/ras_ctrl +- * echo inject umc ce 0 0 > /sys/kernel/debug/dri/0/ras/ras_ctrl ++ * echo inject umc ue 0x0 0x0 0x0 > /sys/kernel/debug/dri/0/ras/ras_ctrl ++ * echo inject umc ce 0 0 0 > /sys/kernel/debug/dri/0/ras/ras_ctrl + * echo disable umc > /sys/kernel/debug/dri/0/ras/ras_ctrl + * + * How to check the result? +-- +2.17.1 + |