[PATCH] usb: dwc3: omap: get rid of dma_status

From: Roger Quadros
Date: Mon Apr 11 2016 - 10:18:37 EST


dma_status bit flag is set but never really used
so get rid of it.

Reported-by: Felipe Balbi <balbi@xxxxxxxxxx>
Signed-off-by: Roger Quadros <rogerq@xxxxxx>
---
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 55da2c7..890b8a6 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);
@@ -504,7 +499,6 @@ 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);
--
2.5.0