Merge "msm: kgsl: Fix the preemption sysfs node" (27deb14b) · Commits · e / devices / android_kernel_xiaomi_nabu

drivers/gpu/msm/adreno_sysfs.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -222,6 +222,9 @@ static int _preemption_store(struct adreno_device *adreno_dev,
		unsigned int val)
		{
		struct kgsl_device *device = KGSL_DEVICE(adreno_dev);
		struct kgsl_context *context;
		struct adreno_context *drawctxt;
		int id;

		mutex_lock(&device->mutex);

		@@ -235,6 +238,15 @@ static int _preemption_store(struct adreno_device *adreno_dev,
		kgsl_pwrctrl_change_state(device, KGSL_STATE_SUSPEND);
		change_bit(ADRENO_DEVICE_PREEMPTION, &adreno_dev->priv);
		adreno_dev->cur_rb = &(adreno_dev->ringbuffers[0]);

		/* Update the ringbuffer for each draw context */
		write_lock(&device->context_lock);
		idr_for_each_entry(&device->context_idr, context, id) {
		drawctxt = ADRENO_CONTEXT(context);
		drawctxt->rb = adreno_ctx_get_rb(adreno_dev, drawctxt);
		}
		write_unlock(&device->context_lock);

		kgsl_pwrctrl_change_state(device, KGSL_STATE_SLUMBER);

		mutex_unlock(&device->mutex);