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From: Sriram Dash <sriram.dash@nxp.com>
To: <linux-kernel@vger.kernel.org>, <linux-usb@vger.kernel.org>
Cc: <mathias.nyman@intel.com>, <gregkh@linuxfoundation.org>,
	<suresh.gupta@nxp.com>, <felipe.balbi@linux.intel.com>,
	<stern@rowland.harvard.edu>, <pku.leo@gmail.com>,
	Sriram Dash <sriram.dash@nxp.com>, Arnd Bergmann <arnd@arndb.de>
Subject: [PATCH 3/3] usb: dwc3: host: Do not use dma_coerce_mask_and_coherent
Date: Tue, 25 Oct 2016 16:26:28 +0530	[thread overview]
Message-ID: <1477392988-7253-4-git-send-email-sriram.dash@nxp.com> (raw)
In-Reply-To: <1477392988-7253-1-git-send-email-sriram.dash@nxp.com>

Do not use dma_coerce_mask_and_coherent for hcd.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 drivers/usb/dwc3/dwc3-exynos.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index 2f1fb7e..e27899b 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -20,7 +20,6 @@
 #include <linux/kernel.h>
 #include <linux/slab.h>
 #include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
 #include <linux/clk.h>
 #include <linux/usb/otg.h>
 #include <linux/usb/usb_phy_generic.h>
@@ -117,15 +116,6 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
 	if (!exynos)
 		return -ENOMEM;
 
-	/*
-	 * Right now device-tree probed devices don't get dma_mask set.
-	 * Since shared usb code relies on it, set it here for now.
-	 * Once we move to full device tree support this will vanish off.
-	 */
-	ret = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32));
-	if (ret)
-		return ret;
-
 	platform_set_drvdata(pdev, exynos);
 
 	exynos->dev	= dev;
-- 
2.1.0

  parent reply	other threads:[~2016-10-25 10:57 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-25 10:56 [PATCH 0/3] inherit dma configuration from parent dev Sriram Dash
2016-10-25 10:56 ` [PATCH 1/3] usb: dwc3: host: " Sriram Dash
2016-10-26  3:29   ` Peter Chen
2016-10-25 10:56 ` [PATCH 2/3] usb: dwc3: host: Do not use dma_set_coherent_mask Sriram Dash
2016-10-25 20:42   ` Arnd Bergmann
2016-10-27  5:29     ` Sriram Dash
2016-10-25 10:56 ` Sriram Dash [this message]
2016-10-25 20:27   ` [PATCH 3/3] usb: dwc3: host: Do not use dma_coerce_mask_and_coherent Arnd Bergmann
2016-10-27  5:28     ` Sriram Dash

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