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| author | David Brownell <dbrownell@users.sourceforge.net> | 2008-08-31 18:04:27 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-09-23 13:58:07 -0700 |
| commit | c3e3208e4b0cf4ed69cbcaa5e059e5cf64437c9a (patch) | |
| tree | 7999eda67f38be72a98cbc76841a234aef402ba9 /drivers/usb/gadget/omap_udc.c | |
| parent | 697e04db5678fadf96d437806b676403ebee806d (diff) | |
| download | lwn-c3e3208e4b0cf4ed69cbcaa5e059e5cf64437c9a.tar.gz lwn-c3e3208e4b0cf4ed69cbcaa5e059e5cf64437c9a.zip | |
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>
Diffstat (limited to 'drivers/usb/gadget/omap_udc.c')
| -rw-r--r-- | drivers/usb/gadget/omap_udc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index 574c53831a05..bb54cca4c543 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -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, |