2015-09-13 23:52 GMT+09:00 Yaniv Gardi <ygardi@xxxxxxxxxxxxxx>: > UFS device and link can be put in multiple different low power modes > hence UFS driver supports multiple different low power modes. > By default UFS driver selects the default (optimal) low power mode > (which gives moderate power savings and have relatively less enter > and exit latencies) but we might have to tune this default power > mode for different chipset platforms to meet the low power > requirements/goals. Hence this patch adds option to change default > UFS low power mode (level). > > Signed-off-by: Subhash Jadavani <subhashj@xxxxxxxxxxxxxx> > Signed-off-by: Yaniv Gardi <ygardi@xxxxxxxxxxxxxx> ... > diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c > index 3196197..1d26e49 100644 > --- a/drivers/scsi/ufs/ufs-qcom.c > +++ b/drivers/scsi/ufs/ufs-qcom.c > @@ -1195,11 +1195,12 @@ static int ufs_qcom_init(struct ufs_hba *hba) > if (res) { > host->dev_ref_clk_ctrl_mmio = > devm_ioremap_resource(dev, res); > - if (IS_ERR(host->dev_ref_clk_ctrl_mmio)) { > - dev_warn(dev, > - "%s: could not map dev_ref_clk_ctrl_mmio, err %ld\n", > + if (IS_ERR((__force void const *) > + host->dev_ref_clk_ctrl_mmio)) { > + dev_warn(dev, "%s: could not map dev_ref_clk_ctrl_mmio, err %ld\n", > __func__, > - PTR_ERR(host->dev_ref_clk_ctrl_mmio)); > + PTR_ERR((__force void const *) > + host->dev_ref_clk_ctrl_mmio)); > host->dev_ref_clk_ctrl_mmio = NULL; > } > host->dev_ref_clk_en_mask = BIT(5); This change looks unrelated. Should this be belong to other patch? -- 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