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Commit abfa251a authored by Anup Patel's avatar Anup Patel Committed by Vinod Koul
Browse files

dmaengine: bcm-sba-raid: Remove reqs_free_count from sba_device 



The reqs_free_count member of sba_device is not used anywhere
hence no point in tracking number of free sba_request.

Signed-off-by: default avatarAnup Patel <anup.patel@broadcom.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent e7ae72aa

drivers/dma/bcm-sba-raid.c

+1 −7
Original line number Diff line number Diff line
@@ -162,7 +162,6 @@ struct sba_device { 
	struct list_head reqs_completed_list;

	struct list_head reqs_aborted_list;

	struct list_head reqs_free_list;

	int reqs_free_count;

};



/* ====== Command helper routines ===== */
@@ -207,10 +206,8 @@ static struct sba_request *sba_alloc_request(struct sba_device *sba) 
	spin_lock_irqsave(&sba->reqs_lock, flags);

	req = list_first_entry_or_null(&sba->reqs_free_list,

				       struct sba_request, node);

	if (req) {

	if (req)

		list_move_tail(&req->node, &sba->reqs_alloc_list);

		sba->reqs_free_count--;

	}

	spin_unlock_irqrestore(&sba->reqs_lock, flags);

	if (!req)

		return NULL;
@@ -276,7 +273,6 @@ static void _sba_free_request(struct sba_device *sba, 
	list_move_tail(&req->node, &sba->reqs_free_list);

	if (list_empty(&sba->reqs_active_list))

		sba->reqs_fence = false;

	sba->reqs_free_count++;

}



static void sba_received_request(struct sba_request *req)
@@ -1523,8 +1519,6 @@ static int sba_prealloc_channel_resources(struct sba_device *sba) 
		list_add_tail(&req->node, &sba->reqs_free_list);

	}



	sba->reqs_free_count = sba->max_req;



	return 0;



fail_free_cmds_pool: