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Commit c3e3208e authored Aug 31, 2008 by David Brownell Committed by Greg Kroah-Hartman Sep 23, 2008

usb gadget: fix omap_udc DMA regression



This resolves another regression caused by the "use omap_read/write
instead of __REG" patch:  the hardware address used for DMA to/from
the UDC became wrong.  Bug noted by Russell King.

Reported-by: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Acked-by: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent 697e04db

drivers/usb/gadget/omap_udc.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -787,7 +787,7 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel)
		omap_set_dma_dest_params(ep->lch,
		OMAP_DMA_PORT_TIPB,
		OMAP_DMA_AMODE_CONSTANT,
		(unsigned long) io_v2p(UDC_DATA_DMA),
		UDC_DATA_DMA,
		0, 0);
		}
		} else {
		@@ -804,7 +804,7 @@ static void dma_channel_claim(struct omap_ep *ep, unsigned channel)
		omap_set_dma_src_params(ep->lch,
		OMAP_DMA_PORT_TIPB,
		OMAP_DMA_AMODE_CONSTANT,
		(unsigned long) io_v2p(UDC_DATA_DMA),
		UDC_DATA_DMA,
		0, 0);
		/* EMIFF or SDRC */
		omap_set_dma_dest_burst_mode(ep->lch,