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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>
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@ -368,15 +368,14 @@ static int tusb_omap_dma_program(struct dma_channel *channel, u16 packet_sz,
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/*
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* Prepare MUSB for DMA transfer
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*/
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if (chdat->tx) {
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musb_ep_select(mbase, chdat->epnum);
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if (chdat->tx) {
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csr = musb_readw(hw_ep->regs, MUSB_TXCSR);
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csr |= (MUSB_TXCSR_AUTOSET | MUSB_TXCSR_DMAENAB
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| MUSB_TXCSR_DMAMODE | MUSB_TXCSR_MODE);
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csr &= ~MUSB_TXCSR_P_UNDERRUN;
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musb_writew(hw_ep->regs, MUSB_TXCSR, csr);
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} else {
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musb_ep_select(mbase, chdat->epnum);
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csr = musb_readw(hw_ep->regs, MUSB_RXCSR);
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csr |= MUSB_RXCSR_DMAENAB;
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csr &= ~(MUSB_RXCSR_AUTOCLEAR | MUSB_RXCSR_DMAMODE);
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