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Commit c35205aa authored by Matthijs Kooijman's avatar Matthijs Kooijman Committed by Greg Kroah-Hartman
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staging: dwc2: re-use hptxfsiz variable 



For some reason, the value of the HPTXFSIZ register was built in the
ptxfsiz variable, while there was also a hptxfsiz variable availble.
Better just use that and remove the (now unused) ptxfsiz variable.

Signed-off-by: default avatarMatthijs Kooijman <matthijs@stdin.nl>
Acked-by: default avatarPaul Zimmerman <paulz@synopsys.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 57bb8aed

drivers/staging/dwc2/core.c

+7 −7
Original line number Diff line number Diff line
@@ -507,7 +507,7 @@ void dwc2_disable_host_interrupts(struct dwc2_hsotg *hsotg) 
static void dwc2_config_fifos(struct dwc2_hsotg *hsotg)

{

	struct dwc2_core_params *params = hsotg->core_params;

	u32 rxfsiz, nptxfsiz, ptxfsiz, hptxfsiz, dfifocfg;

	u32 rxfsiz, nptxfsiz, hptxfsiz, dfifocfg;



	if (!params->enable_dynamic_fifo)

		return;
@@ -539,12 +539,12 @@ static void dwc2_config_fifos(struct dwc2_hsotg *hsotg) 
	/* Periodic Tx FIFO */

	dev_dbg(hsotg->dev, "initial hptxfsiz=%08x\n",

		readl(hsotg->regs + HPTXFSIZ));

	ptxfsiz = params->host_perio_tx_fifo_size <<

	hptxfsiz = params->host_perio_tx_fifo_size <<

		   FIFOSIZE_DEPTH_SHIFT & FIFOSIZE_DEPTH_MASK;

	ptxfsiz |= (params->host_rx_fifo_size +

	hptxfsiz |= (params->host_rx_fifo_size +

		     params->host_nperio_tx_fifo_size) <<

		    FIFOSIZE_STARTADDR_SHIFT & FIFOSIZE_STARTADDR_MASK;

	writel(ptxfsiz, hsotg->regs + HPTXFSIZ);

	writel(hptxfsiz, hsotg->regs + HPTXFSIZ);

	dev_dbg(hsotg->dev, "new hptxfsiz=%08x\n",

		readl(hsotg->regs + HPTXFSIZ));