Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1700843

[PATCH v2 12/16] dmaengine: bcm-sba-raid: Pre-ack async tx descriptor

From Anup Patel <anup.patel@broadcom.com>
Newsgroups linux.kernel
Subject [PATCH v2 12/16] dmaengine: bcm-sba-raid: Pre-ack async tx descriptor
Date 2017-08-01 12:50 +0200
Message-ID <u9CUp-2Qq-1@gated-at.bofh.it> (permalink)
References <u9CKK-2Ig-15@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


We should pre-ack async tx descriptor at time of
allocating sba_request (just like other RAID drivers).

Signed-off-by: Anup Patel <anup.patel@broadcom.com>
Reviewed-by: Ray Jui <ray.jui@broadcom.com>
Reviewed-by: Scott Branden <scott.branden@broadcom.com>
---
 drivers/dma/bcm-sba-raid.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/bcm-sba-raid.c b/drivers/dma/bcm-sba-raid.c
index 399250e..2f444cc 100644
--- a/drivers/dma/bcm-sba-raid.c
+++ b/drivers/dma/bcm-sba-raid.c
@@ -237,6 +237,7 @@ static struct sba_request *sba_alloc_request(struct sba_device *sba)
 	atomic_set(&req->next_pending_count, 1);
 
 	dma_async_tx_descriptor_init(&req->tx, &sba->dma_chan);
+	async_tx_ack(&req->tx);
 
 	return req;
 }
-- 
2.7.4

Back to linux.kernel | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

[PATCH v2 00/16] Broadcom SBA-RAID driver improvements Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:40 +0200
  [PATCH v2 03/16] dmaengine: bcm-sba-raid: Common flags for sba_request state and fence Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:40 +0200
  [PATCH v2 08/16] dmaengine: bcm-sba-raid: Increase number of free sba_request Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:40 +0200
  [PATCH v2 05/16] dmaengine: bcm-sba-raid: Remove redundant resp_dma from sba_request Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:40 +0200
  [PATCH v2 12/16] dmaengine: bcm-sba-raid: Pre-ack async tx descriptor Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200
  [PATCH v2 10/16] dmaengine: bcm-sba-raid: Alloc resources before registering DMA device Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200
  [PATCH v2 14/16] dmaengine: bcm-sba-raid: Remove redundant SBA_REQUEST_STATE_RECEIVED Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200
  [PATCH v2 16/16] dmaengine: bcm-sba-raid: Explicitly ACK mailbox message after sending Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200
  [PATCH v2 13/16] dmaengine: bcm-sba-raid: Re-factor sba_process_deferred_requests() Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200
  [PATCH v2 15/16] dmaengine: bcm-sba-raid: Add debugfs support Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200
  [PATCH v2 11/16] dmaengine: bcm-sba-raid: Peek mbox when we have no free requests Anup Patel <anup.patel@broadcom.com> - 2017-08-01 12:50 +0200

csiph-web