Hello, On Tue, Mar 29, 2016 at 02:11:13PM +0100, Srinivas Kandagatla wrote: > In usecases where force_port_map is used saved_port_map is never set, > resulting in not programming the PORTS_IMPL register as part of intial > config. This patch fixes this by setting it to port_map even in case > where force_port_map is used, making it more inline with other parts of > the code. > > Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx> > --- > drivers/ata/libahci.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c > index 3982054..a5d7c1c 100644 > --- a/drivers/ata/libahci.c > +++ b/drivers/ata/libahci.c > @@ -507,6 +507,7 @@ void ahci_save_initial_config(struct device *dev, struct ahci_host_priv *hpriv) > dev_info(dev, "forcing port_map 0x%x -> 0x%x\n", > port_map, hpriv->force_port_map); > port_map = hpriv->force_port_map; > + hpriv->saved_port_map = port_map; So, the only change it'd cause is making the driver write the forced value to the PI register. Does that make sense? Thanks. -- tejun -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
