| Message ID | 20220912121306.24926-2-anshuman.gupta@intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | DGFX mmap with rpm | expand |
Hi Anshuman, On Mon, Sep 12, 2022 at 05:43:05PM +0530, Anshuman Gupta wrote: > Refactor userfault_wakeref to re-use for discrete lmem mmap mapping > as well, as on discrete GTT mmap are not supported. Moving > userfault_wakeref from ggtt to gt structure. > > Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com> Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com> Andi
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c index 3218981488cc..b55befda3387 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -413,7 +413,7 @@ static vm_fault_t vm_fault_gtt(struct vm_fault *vmf) vma->mmo = mmo; if (CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND) - intel_wakeref_auto(&to_gt(i915)->ggtt->userfault_wakeref, + intel_wakeref_auto(&to_gt(i915)->userfault_wakeref, msecs_to_jiffies_timeout(CONFIG_DRM_I915_USERFAULT_AUTOSUSPEND)); if (write) { diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.c b/drivers/gpu/drm/i915/gem/i915_gem_pm.c index 00359ec9d58b..3428f735e786 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.c @@ -24,7 +24,7 @@ void i915_gem_suspend(struct drm_i915_private *i915) { GEM_TRACE("%s\n", dev_name(i915->drm.dev)); - intel_wakeref_auto(&to_gt(i915)->ggtt->userfault_wakeref, 0); + intel_wakeref_auto(&to_gt(i915)->userfault_wakeref, 0); flush_workqueue(i915->wq); /* diff --git a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c index cf4a326f5f48..ea775e601686 100644 --- a/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c +++ b/drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c @@ -842,7 +842,6 @@ void intel_ggtt_init_fences(struct i915_ggtt *ggtt) INIT_LIST_HEAD(&ggtt->fence_list); INIT_LIST_HEAD(&ggtt->userfault_list); - intel_wakeref_auto_init(&ggtt->userfault_wakeref, uncore->rpm); detect_bit_6_swizzle(ggtt); diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index b59fb03ed274..07300b0a0873 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -805,6 +805,7 @@ static int intel_gt_tile_setup(struct intel_gt *gt, phys_addr_t phys_addr) } intel_uncore_init_early(gt->uncore, gt); + intel_wakeref_auto_init(>->userfault_wakeref, gt->uncore->rpm); ret = intel_uncore_setup_mmio(gt->uncore, phys_addr); if (ret) diff --git a/drivers/gpu/drm/i915/gt/intel_gt_types.h b/drivers/gpu/drm/i915/gt/intel_gt_types.h index 184ee9b11a4d..0757d9577551 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_types.h +++ b/drivers/gpu/drm/i915/gt/intel_gt_types.h @@ -156,6 +156,9 @@ struct intel_gt { */ intel_wakeref_t awake; + /* Manual runtime pm autosuspend delay for user GGTT/lmem mmaps */ + struct intel_wakeref_auto userfault_wakeref; + u32 clock_frequency; u32 clock_period_ns; diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.h b/drivers/gpu/drm/i915/gt/intel_gtt.h index e639434e97fd..c0ca53cba9f0 100644 --- a/drivers/gpu/drm/i915/gt/intel_gtt.h +++ b/drivers/gpu/drm/i915/gt/intel_gtt.h @@ -386,9 +386,6 @@ struct i915_ggtt { */ struct list_head userfault_list; - /* Manual runtime pm autosuspend delay for user GGTT mmaps */ - struct intel_wakeref_auto userfault_wakeref; - struct mutex error_mutex; struct drm_mm_node error_capture; struct drm_mm_node uc_fw; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index bae857d5221d..3463dd795950 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1209,7 +1209,7 @@ void i915_gem_driver_unregister(struct drm_i915_private *i915) void i915_gem_driver_remove(struct drm_i915_private *dev_priv) { - intel_wakeref_auto_fini(&to_gt(dev_priv)->ggtt->userfault_wakeref); + intel_wakeref_auto_fini(&to_gt(dev_priv)->userfault_wakeref); i915_gem_suspend_late(dev_priv); intel_gt_driver_remove(to_gt(dev_priv));
Refactor userfault_wakeref to re-use for discrete lmem mmap mapping as well, as on discrete GTT mmap are not supported. Moving userfault_wakeref from ggtt to gt structure. Signed-off-by: Anshuman Gupta <anshuman.gupta@intel.com> --- drivers/gpu/drm/i915/gem/i915_gem_mman.c | 2 +- drivers/gpu/drm/i915/gem/i915_gem_pm.c | 2 +- drivers/gpu/drm/i915/gt/intel_ggtt_fencing.c | 1 - drivers/gpu/drm/i915/gt/intel_gt.c | 1 + drivers/gpu/drm/i915/gt/intel_gt_types.h | 3 +++ drivers/gpu/drm/i915/gt/intel_gtt.h | 3 --- drivers/gpu/drm/i915/i915_gem.c | 2 +- 7 files changed, 7 insertions(+), 7 deletions(-)