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Commit 36612f28 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: kgsl: Dump ringbuffer in snapshot when GX GDSC is off"

parents f5cfefbc 0aba3311

drivers/gpu/msm/adreno_snapshot.c

+14 −14
Original line number Diff line number Diff line
@@ -287,13 +287,10 @@ static void snapshot_rb_ibs(struct kgsl_device *device, 
		struct kgsl_snapshot *snapshot)

{

	struct adreno_device *adreno_dev = ADRENO_DEVICE(device);

	unsigned int rptr, *rbptr;

	unsigned int *rbptr, rptr = adreno_get_rptr(rb);

	int index, i;

	int parse_ibs = 0, ib_parse_start;



	/* Get the current read pointers for the RB */

	adreno_readreg(adreno_dev, ADRENO_REG_CP_RB_RPTR, &rptr);



	/*

	 * Figure out the window of ringbuffer data to dump.  First we need to

	 * find where the last processed IB ws submitted.  Start walking back
@@ -857,6 +854,7 @@ void adreno_snapshot(struct kgsl_device *device, struct kgsl_snapshot *snapshot, 
	struct adreno_device *adreno_dev = ADRENO_DEVICE(device);

	struct adreno_gpudev *gpudev = ADRENO_GPU_DEVICE(adreno_dev);

	struct gmu_dev_ops *gmu_dev_ops = GMU_DEVICE_OPS(device);

	bool gx_on = true;



	ib_max_objs = 0;

	/* Reset the list of objects */
@@ -868,20 +866,22 @@ void adreno_snapshot(struct kgsl_device *device, struct kgsl_snapshot *snapshot, 
	if (gpudev->snapshot)

		gpudev->snapshot(adreno_dev, snapshot);



	/* Dumping these buffers is useless if the GX is not on */

	if (GMU_DEV_OP_VALID(gmu_dev_ops, gx_is_on) &&

			!gmu_dev_ops->gx_is_on(adreno_dev))

		return;

	if (GMU_DEV_OP_VALID(gmu_dev_ops, gx_is_on))

		gx_on = gmu_dev_ops->gx_is_on(adreno_dev);



	setup_fault_process(device, snapshot,

			context ? context->proc_priv : NULL);



	if (gx_on) {

		adreno_readreg64(adreno_dev, ADRENO_REG_CP_IB1_BASE,

				ADRENO_REG_CP_IB1_BASE_HI, &snapshot->ib1base);

	adreno_readreg(adreno_dev, ADRENO_REG_CP_IB1_BUFSZ, &snapshot->ib1size);

		adreno_readreg(adreno_dev, ADRENO_REG_CP_IB1_BUFSZ,

				&snapshot->ib1size);

		adreno_readreg64(adreno_dev, ADRENO_REG_CP_IB2_BASE,

				ADRENO_REG_CP_IB2_BASE_HI, &snapshot->ib2base);

	adreno_readreg(adreno_dev, ADRENO_REG_CP_IB2_BUFSZ, &snapshot->ib2size);

		adreno_readreg(adreno_dev, ADRENO_REG_CP_IB2_BUFSZ,

				&snapshot->ib2size);

	}



	snapshot->ib1dumped = false;

	snapshot->ib2dumped = false;