From: Tomer Tayar Date: Mon, 27 Jul 2020 21:28:51 +0000 (+0300) Subject: habanalabs: Skip updating CI of internal queues if not in use X-Git-Tag: v5.15~2217^2~60^2~42 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4ba1b227b6c77252f49f96aa77cf1b50b9d2542c;p=platform%2Fkernel%2Flinux-starfive.git habanalabs: Skip updating CI of internal queues if not in use There are no internal queues if H/W queues are being used. In this case we can skip the redundant traversal over the queues array, looking for internal queues. Signed-off-by: Tomer Tayar Reviewed-by: Oded Gabbay Signed-off-by: Oded Gabbay --- diff --git a/drivers/misc/habanalabs/common/hw_queue.c b/drivers/misc/habanalabs/common/hw_queue.c index 44155a6..e808e66 100644 --- a/drivers/misc/habanalabs/common/hw_queue.c +++ b/drivers/misc/habanalabs/common/hw_queue.c @@ -48,6 +48,11 @@ void hl_int_hw_queue_update_ci(struct hl_cs *cs) return; q = &hdev->kernel_queues[0]; + + /* There are no internal queues if H/W queues are being used */ + if (!hdev->asic_prop.max_queues || q->queue_type == QUEUE_TYPE_HW) + return; + for (i = 0 ; i < hdev->asic_prop.max_queues ; i++, q++) { if (q->queue_type == QUEUE_TYPE_INT) atomic_add(cs->jobs_in_queue_cnt[i], &q->ci);