Commit 79b066bd authored Apr 28, 2015 by Xihan Zhang Committed by Oded Gabbay May 07, 2015

drm/amdkfd: Initialize sdma vm when creating sdma queue



This patch fixes a bug where sdma vm wasn't initialized when
an sdma queue was created in HWS mode.

This caused GPUVM faults to appear on dmesg and it is one of the
causes that SDMA queues are not working.

Signed-off-by: Xihan Zhang <xihan.zhang@amd.com>
Reviewed-by: Ben Goz <ben.goz@amd.comt>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Cc: stable@vger.kernel.org
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

parent 42e08c78

drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -883,6 +883,8 @@ static int create_queue_cpsch(struct device_queue_manager dqm, struct queue q,
		return -ENOMEM;
		}

		init_sdma_vm(dqm, q, qpd);

		retval = mqd->init_mqd(mqd, &q->mqd, &q->mqd_mem_obj,
		&q->gart_mqd_addr, &q->properties);
		if (retval != 0)