From: Vikram Pandita Date: Wed, 7 Sep 2011 16:19:23 +0000 (-0700) Subject: usb: musb: omap2+: fix context api's X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ea737554451d9fae1207e84a3d2c495bbfcd3f08;p=linux-beck.git usb: musb: omap2+: fix context api's RxFifoSz, TxFifoSz, RxFifoAddr, TxFifoAddr are all indexed registers. So before doing a context save or restore, INDEX register should be set, then only one gets to the right register offset. Signed-off-by: Vikram Pandita Signed-off-by: Anand Gadiyar Signed-off-by: Felipe Balbi --- diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index b63ab1570103..2141976d423c 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2158,6 +2158,7 @@ static void musb_save_context(struct musb *musb) if (!epio) continue; + musb_writeb(musb_base, MUSB_INDEX, i); musb->context.index_regs[i].txmaxp = musb_readw(epio, MUSB_TXMAXP); musb->context.index_regs[i].txcsr = @@ -2233,6 +2234,7 @@ static void musb_restore_context(struct musb *musb) if (!epio) continue; + musb_writeb(musb_base, MUSB_INDEX, i); musb_writew(epio, MUSB_TXMAXP, musb->context.index_regs[i].txmaxp); musb_writew(epio, MUSB_TXCSR,