[Intel-gfx] [PATCH v2 02/21] drm/i915/gt: document with_intel_gt_pm_if_awake()
Mauro Carvalho Chehab
mchehab at kernel.org
Thu Jul 14 12:06:07 UTC 2022
Add a kernel-doc markup to document this new macro.
Signed-off-by: Mauro Carvalho Chehab <mchehab at kernel.org>
---
To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
See [PATCH v2 00/21] at: https://lore.kernel.org/all/cover.1657800199.git.mchehab@kernel.org/
drivers/gpu/drm/i915/gt/intel_gt_pm.h | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_pm.h b/drivers/gpu/drm/i915/gt/intel_gt_pm.h
index a334787a4939..4d4caf612fdc 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_pm.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_pm.h
@@ -55,6 +55,13 @@ static inline void intel_gt_pm_might_put(struct intel_gt *gt)
for (tmp = 1, intel_gt_pm_get(gt); tmp; \
intel_gt_pm_put(gt), tmp = 0)
+/**
+ * with_intel_gt_pm_if_awake - if GT is PM awake, get a reference to prevent
+ * it to sleep, run some code and then put the reference away.
+ *
+ * @gt: pointer to the gt
+ * @wf: pointer to a temporary wakeref.
+ */
#define with_intel_gt_pm_if_awake(gt, wf) \
for (wf = intel_gt_pm_get_if_awake(gt); wf; intel_gt_pm_put_async(gt), wf = 0)
--
2.36.1
More information about the Intel-gfx
mailing list