diff --git a/drivers/gpu/drm/xe/xe_sriov_pf_sysfs.c b/drivers/gpu/drm/xe/xe_sriov_pf_sysfs.c index 82a1055985ba..aa05c143a4d6 100644 --- a/drivers/gpu/drm/xe/xe_sriov_pf_sysfs.c +++ b/drivers/gpu/drm/xe/xe_sriov_pf_sysfs.c @@ -9,6 +9,7 @@ #include #include "xe_assert.h" +#include "xe_device.h" #include "xe_pci_sriov.h" #include "xe_pm.h" #include "xe_sriov.h" @@ -44,7 +45,8 @@ static int emit_choice(char *buf, int choice, const char * const *array, size_t * ├── .bulk_profile * │ ├── exec_quantum_ms * │ ├── preempt_timeout_us - * │ └── sched_priority + * │ ├── sched_priority + * │ └── vram_quota * ├── pf/ * │ ├── ... * │ ├── device -> ../../../BDF @@ -59,7 +61,8 @@ static int emit_choice(char *buf, int choice, const char * const *array, size_t * │ └── profile * │ ├── exec_quantum_ms * │ ├── preempt_timeout_us - * │ └── sched_priority + * │ ├── sched_priority + * │ └── vram_quota * ├── vf2/ * : * └── vfN/ @@ -132,6 +135,7 @@ static XE_SRIOV_DEV_ATTR_WO(NAME) DEFINE_SIMPLE_BULK_PROVISIONING_SRIOV_DEV_ATTR_WO(exec_quantum_ms, eq, u32); DEFINE_SIMPLE_BULK_PROVISIONING_SRIOV_DEV_ATTR_WO(preempt_timeout_us, pt, u32); +DEFINE_SIMPLE_BULK_PROVISIONING_SRIOV_DEV_ATTR_WO(vram_quota, vram, u64); static const char * const sched_priority_names[] = { [GUC_SCHED_PRIORITY_LOW] = "low", @@ -181,12 +185,26 @@ static struct attribute *bulk_profile_dev_attrs[] = { &xe_sriov_dev_attr_exec_quantum_ms.attr, &xe_sriov_dev_attr_preempt_timeout_us.attr, &xe_sriov_dev_attr_sched_priority.attr, + &xe_sriov_dev_attr_vram_quota.attr, NULL }; +static umode_t profile_dev_attr_is_visible(struct kobject *kobj, + struct attribute *attr, int index) +{ + struct xe_sriov_kobj *vkobj = to_xe_sriov_kobj(kobj); + + if (attr == &xe_sriov_dev_attr_vram_quota.attr && + !xe_device_has_lmtt(vkobj->xe)) + return 0; + + return attr->mode; +} + static const struct attribute_group bulk_profile_dev_attr_group = { .name = ".bulk_profile", .attrs = bulk_profile_dev_attrs, + .is_visible = profile_dev_attr_is_visible, }; static const struct attribute_group *xe_sriov_dev_attr_groups[] = { @@ -228,6 +246,7 @@ static XE_SRIOV_VF_ATTR(NAME) DEFINE_SIMPLE_PROVISIONING_SRIOV_VF_ATTR(exec_quantum_ms, eq, u32, "%u\n"); DEFINE_SIMPLE_PROVISIONING_SRIOV_VF_ATTR(preempt_timeout_us, pt, u32, "%u\n"); +DEFINE_SIMPLE_PROVISIONING_SRIOV_VF_ATTR(vram_quota, vram, u64, "%llu\n"); static ssize_t xe_sriov_vf_attr_sched_priority_show(struct xe_device *xe, unsigned int vfid, char *buf) @@ -274,6 +293,7 @@ static struct attribute *profile_vf_attrs[] = { &xe_sriov_vf_attr_exec_quantum_ms.attr, &xe_sriov_vf_attr_preempt_timeout_us.attr, &xe_sriov_vf_attr_sched_priority.attr, + &xe_sriov_vf_attr_vram_quota.attr, NULL }; @@ -286,6 +306,13 @@ static umode_t profile_vf_attr_is_visible(struct kobject *kobj, !sched_priority_change_allowed(vkobj->vfid)) return attr->mode & 0444; + if (attr == &xe_sriov_vf_attr_vram_quota.attr) { + if (!IS_DGFX(vkobj->xe) || vkobj->vfid == PFID) + return 0; + if (!xe_device_has_lmtt(vkobj->xe)) + return attr->mode & 0444; + } + return attr->mode; }