[Intel-gfx] [PATCH 1/3] drm/i915: Make i915_gem_load_power_context take struct intel_gt

[Tvrtko Ursulin]

From: Tvrtko Ursulin <tvrtko.ursulin at intel.com>

The code underneath works on intel_gt and also rename to
i915_gem_load_gt_power_context to signify it is operating on GT.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Cc: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/gem/i915_gem_pm.c | 24 +++++++++++++-----------
 drivers/gpu/drm/i915/gem/i915_gem_pm.h |  3 ++-
 drivers/gpu/drm/i915/i915_gem.c        |  2 +-
 3 files changed, 16 insertions(+), 13 deletions(-)

diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.c b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
index 7987b54fb1f5..b2c18674c455 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_pm.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.c
@@ -56,9 +56,9 @@ static bool switch_to_kernel_context_sync(struct intel_gt *gt)
 	return result;
 }
 
-bool i915_gem_load_power_context(struct drm_i915_private *i915)
+bool i915_gem_load_gt_power_context(struct intel_gt *gt)
 {
-	return switch_to_kernel_context_sync(&i915->gt);
+	return switch_to_kernel_context_sync(gt);
 }
 
 static void user_forcewake(struct intel_gt *gt, bool suspend)
@@ -172,11 +172,13 @@ void i915_gem_suspend_late(struct drm_i915_private *i915)
 
 void i915_gem_resume(struct drm_i915_private *i915)
 {
+	struct intel_gt *gt = &i915->gt;
+
 	GEM_TRACE("\n");
 
-	intel_uncore_forcewake_get(&i915->uncore, FORCEWAKE_ALL);
+	intel_uncore_forcewake_get(gt->uncore, FORCEWAKE_ALL);
 
-	if (intel_gt_init_hw(&i915->gt))
+	if (intel_gt_init_hw(gt))
 		goto err_wedged;
 
 	/*
@@ -184,26 +186,26 @@ void i915_gem_resume(struct drm_i915_private *i915)
 	 * guarantee that the context image is complete. So let's just reset
 	 * it and start again.
 	 */
-	if (intel_gt_resume(&i915->gt))
+	if (intel_gt_resume(gt))
 		goto err_wedged;
 
-	intel_uc_resume(&i915->gt.uc);
+	intel_uc_resume(&gt->uc);
 
 	/* Always reload a context for powersaving. */
-	if (!i915_gem_load_power_context(i915))
+	if (!i915_gem_load_gt_power_context(gt))
 		goto err_wedged;
 
-	user_forcewake(&i915->gt, false);
+	user_forcewake(gt, false);
 
 out_unlock:
-	intel_uncore_forcewake_put(&i915->uncore, FORCEWAKE_ALL);
+	intel_uncore_forcewake_put(gt->uncore, FORCEWAKE_ALL);
 	return;
 
 err_wedged:
-	if (!intel_gt_is_wedged(&i915->gt)) {
+	if (!intel_gt_is_wedged(gt)) {
 		dev_err(i915->drm.dev,
 			"Failed to re-initialize GPU, declaring it wedged!\n");
-		intel_gt_set_wedged(&i915->gt);
+		intel_gt_set_wedged(gt);
 	}
 	goto out_unlock;
 }
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pm.h b/drivers/gpu/drm/i915/gem/i915_gem_pm.h
index 6f7d5d11ac3b..38eace4cb6ba 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_pm.h
+++ b/drivers/gpu/drm/i915/gem/i915_gem_pm.h
@@ -10,11 +10,12 @@
 #include <linux/types.h>
 
 struct drm_i915_private;
+struct intel_gt;
 struct work_struct;
 
 void i915_gem_init__pm(struct drm_i915_private *i915);
 
-bool i915_gem_load_power_context(struct drm_i915_private *i915);
+bool i915_gem_load_gt_power_context(struct intel_gt *gt);
 void i915_gem_resume(struct drm_i915_private *i915);
 
 void i915_gem_idle_work_handler(struct work_struct *work);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0ddbd3a5fb8d..c4ebc21c6820 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1132,7 +1132,7 @@ static int __intel_engines_record_defaults(struct drm_i915_private *i915)
 	}
 
 	/* Flush the default context image to memory, and enable powersaving. */
-	if (!i915_gem_load_power_context(i915)) {
+	if (!i915_gem_load_gt_power_context(&i915->gt)) {
 		err = -EIO;
 		goto out;
 	}
-- 
2.20.1