linux-kernel - [PATCH] Staging: rts5208: use dmam_alloc

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Date:	Fri, 16 Oct 2015 14:20:20 +0530
From:	Ronit Halder <ronit.crj@...il.com>
To:	gregkh@...uxfoundation.org
Cc:	JBottomley@...n.com, tapaswenipathak@...il.com, joe@...ches.com,
	vthakkar1994@...il.com, hare@...e.de, hofrat@...dl.org,
	hamohammed.sa@...il.com, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org, Ronit Halder <ronit.crj@...il.com>
Subject: [PATCH] Staging: rts5208: use dmam_alloc_coherent

This patch replaces dma_alloc_coherent with the corresponding
managed interface.

Signed-off-by: Ronit Halder <ronit.crj@...il.com>
---
 drivers/staging/rts5208/rtsx.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/rts5208/rtsx.c b/drivers/staging/rts5208/rtsx.c
index b4e4543..1fe8e3e 100644
--- a/drivers/staging/rts5208/rtsx.c
+++ b/drivers/staging/rts5208/rtsx.c
@@ -647,8 +647,6 @@ static void rtsx_release_resources(struct rtsx_dev *dev)
 	wait_timeout(200);
 
 	if (dev->rtsx_resv_buf) {
-		dma_free_coherent(&(dev->pci->dev), RTSX_RESV_BUF_LEN,
-				dev->rtsx_resv_buf, dev->rtsx_resv_buf_addr);
 		dev->chip->host_cmds_ptr = NULL;
 		dev->chip->host_sg_tbl_ptr = NULL;
 	}
@@ -918,8 +916,8 @@ static int rtsx_probe(struct pci_dev *pci,
 	dev_info(&pci->dev, "Original address: 0x%lx, remapped address: 0x%lx\n",
 		 (unsigned long)(dev->addr), (unsigned long)(dev->remap_addr));
 
-	dev->rtsx_resv_buf = dma_alloc_coherent(&(pci->dev), RTSX_RESV_BUF_LEN,
-			&(dev->rtsx_resv_buf_addr), GFP_KERNEL);
+	dev->rtsx_resv_buf = dmam_alloc_coherent(&pci->dev, RTSX_RESV_BUF_LEN,
+			&dev->rtsx_resv_buf_addr, GFP_KERNEL);
 	if (dev->rtsx_resv_buf == NULL) {
 		dev_err(&pci->dev, "alloc dma buffer fail\n");
 		err = -ENXIO;
-- 
2.6.0

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