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drm/xe/xe_drm_ras: Add support for clear-error-counter in XE drm_ras

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Add support for clear-error-counter command in XE drm_ras
This resets the counter value.

Usage:

$ sudo ynl --family drm_ras  --do clear-error-counter --json \
'{"node-id":1, "error-id":1}'
None

Signed-off-by: Riana Tauro <riana.tauro@intel.com>
Reviewed-by: Raag Jadav <raag.jadav@intel.com>
Link: https://patch.msgid.link/20260409073318.2909379-6-riana.tauro@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Riana Tauro 2026-04-09 13:03:20 +05:30 committed by Rodrigo Vivi
parent ee18d39a08
commit e12be2535c
No known key found for this signature in database
GPG Key ID: FA625F640EEB13CA
1 changed files with 33 additions and 2 deletions
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35
drivers/gpu/drm/xe/xe_drm_ras.c
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@ -27,6 +27,16 @@ static int hw_query_error_counter(struct xe_drm_ras_counter *info,
return 0;
}
static int hw_clear_error_counter(struct xe_drm_ras_counter *info, u32 error_id)
{
if (!info || !info[error_id].name)
return -ENOENT;
atomic_set(&info[error_id].counter, 0);
return 0;
}
static int query_uncorrectable_error_counter(struct drm_ras_node *ep, u32 error_id,
const char **name, u32 *val)
{
@ -37,6 +47,15 @@ static int query_uncorrectable_error_counter(struct drm_ras_node *ep, u32 error_
return hw_query_error_counter(info, error_id, name, val);
}
static int clear_uncorrectable_error_counter(struct drm_ras_node *node, u32 error_id)
{
struct xe_device *xe = node->priv;
struct xe_drm_ras *ras = &xe->ras;
struct xe_drm_ras_counter *info = ras->info[DRM_XE_RAS_ERR_SEV_UNCORRECTABLE];
return hw_clear_error_counter(info, error_id);
}
static int query_correctable_error_counter(struct drm_ras_node *ep, u32 error_id,
const char **name, u32 *val)
{
@ -47,6 +66,15 @@ static int query_correctable_error_counter(struct drm_ras_node *ep, u32 error_id
return hw_query_error_counter(info, error_id, name, val);
}
static int clear_correctable_error_counter(struct drm_ras_node *node, u32 error_id)
{
struct xe_device *xe = node->priv;
struct xe_drm_ras *ras = &xe->ras;
struct xe_drm_ras_counter *info = ras->info[DRM_XE_RAS_ERR_SEV_CORRECTABLE];
return hw_clear_error_counter(info, error_id);
}
static struct xe_drm_ras_counter *allocate_and_copy_counters(struct xe_device *xe)
{
struct xe_drm_ras_counter *counter;
@ -92,10 +120,13 @@ static int assign_node_params(struct xe_device *xe, struct drm_ras_node *node,
if (IS_ERR(ras->info[severity]))
return PTR_ERR(ras->info[severity]);
if (severity == DRM_XE_RAS_ERR_SEV_CORRECTABLE)
if (severity == DRM_XE_RAS_ERR_SEV_CORRECTABLE) {
node->query_error_counter = query_correctable_error_counter;
else
node->clear_error_counter = clear_correctable_error_counter;
} else {
node->query_error_counter = query_uncorrectable_error_counter;
node->clear_error_counter = clear_uncorrectable_error_counter;
}
return 0;
}