diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_hw_engine.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_hw_engine.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_hw_engine.c b/drivers/gpu/drm/xe/xe_hw_engine.c index 33681169b857..3439c8522d01 100644 --- a/drivers/gpu/drm/xe/xe_hw_engine.c +++ b/drivers/gpu/drm/xe/xe_hw_engine.c @@ -17,6 +17,7 @@ #include "regs/xe_irq_regs.h" #include "xe_assert.h" #include "xe_bo.h" +#include "xe_configfs.h" #include "xe_device.h" #include "xe_execlist.h" #include "xe_force_wake.h" @@ -805,6 +806,24 @@ static void check_gsc_availability(struct xe_gt *gt) } } +static void check_sw_disable(struct xe_gt *gt) +{ + struct xe_device *xe = gt_to_xe(gt); + u64 sw_allowed = xe_configfs_get_engines_allowed(to_pci_dev(xe->drm.dev)); + enum xe_hw_engine_id id; + + for (id = 0; id < XE_NUM_HW_ENGINES; ++id) { + if (!(gt->info.engine_mask & BIT(id))) + continue; + + if (!(sw_allowed & BIT(id))) { + gt->info.engine_mask &= ~BIT(id); + xe_gt_info(gt, "%s disabled via configfs\n", + engine_infos[id].name); + } + } +} + int xe_hw_engines_init_early(struct xe_gt *gt) { int i; @@ -813,6 +832,7 @@ int xe_hw_engines_init_early(struct xe_gt *gt) read_copy_fuses(gt); read_compute_fuses(gt); check_gsc_availability(gt); + check_sw_disable(gt); BUILD_BUG_ON(XE_HW_ENGINE_PREEMPT_TIMEOUT < XE_HW_ENGINE_PREEMPT_TIMEOUT_MIN); BUILD_BUG_ON(XE_HW_ENGINE_PREEMPT_TIMEOUT > XE_HW_ENGINE_PREEMPT_TIMEOUT_MAX); |