linux-kernel - [PATCH 1/2] usb: dwc2: Remove unnecessary debug prints

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Date:   Wed, 19 Apr 2017 15:16:15 +0400
From:   Razmik Karapetyan <Razmik.Karapetyan@...opsys.com>
To:     John Youn <John.Youn@...opsys.com>,
        Felipe Balbi <balbi@...nel.org>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        <linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     Razmik Karapetyan <Razmik.Karapetyan@...opsys.com>
Subject: [PATCH 1/2] usb: dwc2: Remove unnecessary debug prints

Removed unnecessary debug prints about DMA mode for host side
from dwc2_gahbcfg_init() function.

Signed-off-by: Razmik Karapetyan <razmik@...opsys.com>
---
 drivers/usb/dwc2/hcd.c | 16 ++--------------
 1 file changed, 2 insertions(+), 14 deletions(-)

diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index f4ef159..6da1a1e 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -302,22 +302,10 @@ static int dwc2_gahbcfg_init(struct dwc2_hsotg *hsotg)
 		break;
 	}
 
-	dev_dbg(hsotg->dev, "host_dma:%d dma_desc_enable:%d\n",
-		hsotg->params.host_dma,
-		hsotg->params.dma_desc_enable);
-
-	if (hsotg->params.host_dma) {
-		if (hsotg->params.dma_desc_enable)
-			dev_dbg(hsotg->dev, "Using Descriptor DMA mode\n");
-		else
-			dev_dbg(hsotg->dev, "Using Buffer DMA mode\n");
-	} else {
-		dev_dbg(hsotg->dev, "Using Slave mode\n");
-		hsotg->params.dma_desc_enable = false;
-	}
-
 	if (hsotg->params.host_dma)
 		ahbcfg |= GAHBCFG_DMA_EN;
+	else
+		hsotg->params.dma_desc_enable = false;
 
 	dwc2_writel(ahbcfg, hsotg->regs + GAHBCFG);
 
-- 
2.7.4