From 0225461700f17f57c232fa0cecbfdeca12499e1e Mon Sep 17 00:00:00 2001
From: Roger Quadros <rogerq@ti.com>
Date: Mon, 11 Apr 2016 17:18:25 +0300
Subject: [PATCH] UPSTREAM: usb: dwc3: omap: get rid of dma_status
dma_status bit flag is set but never really used
so get rid of it.
Change-Id: If11b9522e8592dbeebf1e5d8e9a1eaad43d65f7d
Reported-by: Felipe Balbi <balbi@kernel.org>
Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Wu Liang feng <wulf@rock-chips.com>
(cherry picked from commit af566a0be6e49b946708532a6a7a7ae29ab83aed)
---
drivers/usb/dwc3/dwc3-omap.c | 6 ------
1 file changed, 6 deletions(-)
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index f0e5a68b709f..af264493bbae 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -126,8 +126,6 @@ struct dwc3_omap {
u32 debug_offset;
u32 irq0_offset;
- u32 dma_status:1;
-
struct extcon_dev *edev;
struct notifier_block vbus_nb;
struct notifier_block id_nb;
@@ -277,9 +275,6 @@ static irqreturn_t dwc3_omap_interrupt(int irq, void *_omap)
reg = dwc3_omap_read_irqmisc_status(omap);
- if (reg & USBOTGSS_IRQMISC_DMADISABLECLR)
- omap->dma_status = false;
-
dwc3_omap_write_irqmisc_status(omap, reg);
reg = dwc3_omap_read_irq0_status(omap);
@@ -501,7 +496,6 @@ static int dwc3_omap_probe(struct platform_device *pdev)
/* check the DMA Status */
reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG);
- omap->dma_status = !!(reg & USBOTGSS_SYSCONFIG_DMADISABLE);
ret = devm_request_irq(dev, omap->irq, dwc3_omap_interrupt, 0,
"dwc3-omap", omap);
--
2.34.1