usb: musb: Remove redundant if statement
Remove unnecessary if condition. No change in logic. Signed-off-by: Roger Quadros <rogerq@ti.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
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@ -722,6 +722,7 @@ static void rxstate(struct musb *musb, struct musb_request *req)
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struct dma_controller *c;
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struct dma_channel *channel;
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int use_dma = 0;
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int transfer_size;
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c = musb->dma_controller;
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channel = musb_ep->dma;
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@ -742,35 +743,30 @@ static void rxstate(struct musb *musb, struct musb_request *req)
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csr | MUSB_RXCSR_DMAMODE);
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musb_writew(epio, MUSB_RXCSR, csr);
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transfer_size = min(request->length - request->actual,
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channel->max_len);
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musb_ep->dma->desired_mode = 1;
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} else {
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if (!musb_ep->hb_mult &&
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musb_ep->hw_ep->rx_double_buffered)
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csr |= MUSB_RXCSR_AUTOCLEAR;
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csr |= MUSB_RXCSR_DMAENAB;
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musb_writew(epio, MUSB_RXCSR, csr);
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}
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if (request->actual < request->length) {
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int transfer_size = 0;
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if (use_mode_1) {
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transfer_size = min(request->length - request->actual,
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channel->max_len);
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musb_ep->dma->desired_mode = 1;
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} else {
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transfer_size = min(request->length - request->actual,
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transfer_size = min(request->length - request->actual,
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(unsigned)fifo_count);
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musb_ep->dma->desired_mode = 0;
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}
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use_dma = c->channel_program(
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channel,
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musb_ep->packet_sz,
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channel->desired_mode,
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request->dma
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+ request->actual,
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transfer_size);
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musb_ep->dma->desired_mode = 0;
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}
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use_dma = c->channel_program(
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channel,
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musb_ep->packet_sz,
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channel->desired_mode,
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request->dma
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+ request->actual,
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transfer_size);
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if (use_dma)
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return;
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}
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