diff options
| author |   Peter Ujfalusi <peter.ujfalusi@ti.com> | 2017-06-16 10:40:58 -0500 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-20 11:45:01 +0800 |
| commit | 3565b787fdf0ed52c94072b8f363a3b15b52d646 (patch) | |
| tree | 0e6f0be42bc57f74ede3f466469941fc22602b04 /drivers/usb/musb/tusb6010_omap.c | |
| parent | usb: musb: tusb6010: Add MUSB_G_NO_SKB_RESERVE to quirks (diff) | |
| download | linux-dev-3565b787fdf0ed52c94072b8f363a3b15b52d646.tar.xz linux-dev-3565b787fdf0ed52c94072b8f363a3b15b52d646.zip | |
usb: musb: tusb6010_omap: Use one musb_ep_select call in tusb_omap_dma_program
Having one musb_ep_select() instead the two calls in if/else is the same
thing, but makes the code a bit simpler to follow.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/musb/tusb6010_omap.c')
| -rw-r--r-- | drivers/usb/musb/tusb6010_omap.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/usb/musb/tusb6010_omap.c b/drivers/usb/musb/tusb6010_omap.c index 7870b37e0ea5..025b52e0b34d 100644 --- a/drivers/usb/musb/tusb6010_omap.c +++ b/drivers/usb/musb/tusb6010_omap.c @@ -368,15 +368,14 @@ static int tusb_omap_dma_program(struct dma_channel *channel, u16 packet_sz, /* * Prepare MUSB for DMA transfer */ + musb_ep_select(mbase, chdat->epnum); if (chdat->tx) { - musb_ep_select(mbase, chdat->epnum); csr = musb_readw(hw_ep->regs, MUSB_TXCSR); csr |= (MUSB_TXCSR_AUTOSET | MUSB_TXCSR_DMAENAB | MUSB_TXCSR_DMAMODE | MUSB_TXCSR_MODE); csr &= ~MUSB_TXCSR_P_UNDERRUN; musb_writew(hw_ep->regs, MUSB_TXCSR, csr); } else { - musb_ep_select(mbase, chdat->epnum); csr = musb_readw(hw_ep->regs, MUSB_RXCSR); csr |= MUSB_RXCSR_DMAENAB; csr &= ~(MUSB_RXCSR_AUTOCLEAR | MUSB_RXCSR_DMAMODE); |