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Commit 04f4086f authored by Mike Frysinger's avatar Mike Frysinger Committed by Greg Kroah-Hartman
Browse files

USB: musb: tweak musb_read_fifo() to avoid unused warnings 



Otherwise gcc will whine about epnum/dma_reg being unused when building
for BF54x parts.

Signed-off-by: default avatarMike Frysinger <vapier@gentoo.org>
Signed-off-by: default avatarBryan Wu <cooloney@kernel.org>
Signed-off-by: default avatarCliff Cai <cliff.cai@analog.com>
Signed-off-by: default avatarAnand Gadiyar <gadiyar@ti.com>
Acked-by: default avatarFelipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent bcef3fd5

drivers/usb/musb/blackfin.c

+5 −4
Original line number Original line Diff line number Diff line
@@ -53,13 +53,11 @@ void musb_write_fifo(struct musb_hw_ep *hw_ep, u16 len, const u8 *src) 
void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst)

void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst)

{

{

	void __iomem *fifo = hw_ep->fifo;

	void __iomem *fifo = hw_ep->fifo;



#ifdef CONFIG_BF52x

	u8 epnum = hw_ep->epnum;

	u8 epnum = hw_ep->epnum;

	u16 dma_reg = 0;

	u16 dma_reg = 0;





	DBG(4, "%cX ep%d fifo %p count %d buf %p\n",

			'R', hw_ep->epnum, fifo, len, dst);



#ifdef CONFIG_BF52x

	invalidate_dcache_range((unsigned int)dst,

	invalidate_dcache_range((unsigned int)dst,

		(unsigned int)(dst + len));

		(unsigned int)(dst + len));
@@ -102,6 +100,9 @@ void musb_read_fifo(struct musb_hw_ep *hw_ep, u16 len, u8 *dst) 
			len & 0x01 ? (len >> 1) + 1 : len >> 1);

			len & 0x01 ? (len >> 1) + 1 : len >> 1);

#endif

#endif





	DBG(4, "%cX ep%d fifo %p count %d buf %p\n",

			'R', hw_ep->epnum, fifo, len, dst);



	dump_fifo_data(dst, len);

	dump_fifo_data(dst, len);

}

}