* Felipe Balbi <felipe.balbi@xxxxxxxxx> [100826 00:34]: > Hi, > > On Thu, Aug 26, 2010 at 09:36:44AM +0200, Nyman Mathias (Nokia-MS/Helsinki) wrote: > >If the i2c bus receives an interrupt with both BB (bus busy) and > >ARDY (register access ready) statuses set during the tranfer of the last message > >the bus was put to idle while still busy. > > > >This caused bus to timeout. > > > >Signed-off-by: Mathias Nyman <mathias.nyman@xxxxxxxxx> > > adding linux-i2c and Ben Dooks to Cc list. Ben, can you please take this? The patchwork.kernel.org link is: http://patchwork.kernel.org/patch/133641/ Or let Mathias know if he should repost. Acked-by: Tony Lindgren <tony@xxxxxxxxxxx> > >--- > >drivers/i2c/busses/i2c-omap.c | 2 ++ > >1 files changed, 2 insertions(+), 0 deletions(-) > > > >diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c > >index 824ac1c..3271ce1 100644 > >--- a/drivers/i2c/busses/i2c-omap.c > >+++ b/drivers/i2c/busses/i2c-omap.c > >@@ -602,6 +602,8 @@ omap_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num) > > > > if (r == 0) > > r = num; > >+ > >+ omap_i2c_wait_for_bb(dev); > >out: > > omap_i2c_idle(dev); > > return r; > >-- > >1.5.6.5 > > > >-- > >To unsubscribe from this list: send the line "unsubscribe linux-omap" in > >the body of a message to majordomo@xxxxxxxxxxxxxxx > >More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- > balbi > > DefectiveByDesign.org > -- > To unsubscribe from this list: send the line "unsubscribe linux-i2c" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
