| Message ID | 1527250904-21988-6-git-send-email-absahu@codeaurora.org (mailing list archive) |
|---|---|
| State | Superseded, archived |
| Delegated to: | Andy Gross |
| Headers | show |
Hi Abhishek, On Fri, 25 May 2018 17:51:33 +0530, Abhishek Sahu <absahu@codeaurora.org> wrote: > QCOM NAND controller supports only one step size (512) so > nand-ecc-step-size DT property is redundant. This property > can be removed and ecc step size can be assigned with 512 value. > > Signed-off-by: Abhishek Sahu <absahu@codeaurora.org> > --- > * Changes from v2: > > NEW CHANGE > > 1. Removed the custom logic and used the helper fuction. > drivers/mtd/nand/raw/qcom_nandc.c | 11 ++--------- > 1 file changed, 2 insertions(+), 9 deletions(-) > > diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c > index b554fb6..b538390 100644 > --- a/drivers/mtd/nand/raw/qcom_nandc.c > +++ b/drivers/mtd/nand/raw/qcom_nandc.c > @@ -2325,15 +2325,8 @@ static int qcom_nand_host_setup(struct qcom_nand_host *host) > bool wide_bus; > int ecc_mode = 1; > > - /* > - * the controller requires each step consists of 512 bytes of data. > - * bail out if DT has populated a wrong step size. > - */ > - if (ecc->size != NANDC_STEP_SIZE) { > - dev_err(nandc->dev, "invalid ecc size\n"); > - return -EINVAL; > - } > - > + /* controller only supports 512 bytes of data in each step */ "512 bytes data steps" > + ecc->size = NANDC_STEP_SIZE; > wide_bus = chip->options & NAND_BUSWIDTH_16 ? true : false; > > if (ecc->strength >= 8) { Once corrected: Acked-by: Miquel Raynal <miquel.raynal@bootlin.com> -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 2018-05-26 14:12, Miquel Raynal wrote: > Hi Abhishek, > > On Fri, 25 May 2018 17:51:33 +0530, Abhishek Sahu > <absahu@codeaurora.org> wrote: > >> QCOM NAND controller supports only one step size (512) so >> nand-ecc-step-size DT property is redundant. This property >> can be removed and ecc step size can be assigned with 512 value. >> >> Signed-off-by: Abhishek Sahu <absahu@codeaurora.org> >> --- >> * Changes from v2: >> >> NEW CHANGE >> >> 1. Removed the custom logic and used the helper fuction. >> drivers/mtd/nand/raw/qcom_nandc.c | 11 ++--------- >> 1 file changed, 2 insertions(+), 9 deletions(-) >> >> diff --git a/drivers/mtd/nand/raw/qcom_nandc.c >> b/drivers/mtd/nand/raw/qcom_nandc.c >> index b554fb6..b538390 100644 >> --- a/drivers/mtd/nand/raw/qcom_nandc.c >> +++ b/drivers/mtd/nand/raw/qcom_nandc.c >> @@ -2325,15 +2325,8 @@ static int qcom_nand_host_setup(struct >> qcom_nand_host *host) >> bool wide_bus; >> int ecc_mode = 1; >> >> - /* >> - * the controller requires each step consists of 512 bytes of data. >> - * bail out if DT has populated a wrong step size. >> - */ >> - if (ecc->size != NANDC_STEP_SIZE) { >> - dev_err(nandc->dev, "invalid ecc size\n"); >> - return -EINVAL; >> - } >> - >> + /* controller only supports 512 bytes of data in each step */ > > "512 bytes data steps" > Thanks Miquel. Will update that. Regards, Abhishek >> + ecc->size = NANDC_STEP_SIZE; >> wide_bus = chip->options & NAND_BUSWIDTH_16 ? true : false; >> >> if (ecc->strength >= 8) { > > Once corrected: > > Acked-by: Miquel Raynal <miquel.raynal@bootlin.com> -- To unsubscribe from this list: send the line "unsubscribe linux-arm-msm" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index b554fb6..b538390 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2325,15 +2325,8 @@ static int qcom_nand_host_setup(struct qcom_nand_host *host) bool wide_bus; int ecc_mode = 1; - /* - * the controller requires each step consists of 512 bytes of data. - * bail out if DT has populated a wrong step size. - */ - if (ecc->size != NANDC_STEP_SIZE) { - dev_err(nandc->dev, "invalid ecc size\n"); - return -EINVAL; - } - + /* controller only supports 512 bytes of data in each step */ + ecc->size = NANDC_STEP_SIZE; wide_bus = chip->options & NAND_BUSWIDTH_16 ? true : false; if (ecc->strength >= 8) {
QCOM NAND controller supports only one step size (512) so nand-ecc-step-size DT property is redundant. This property can be removed and ecc step size can be assigned with 512 value. Signed-off-by: Abhishek Sahu <absahu@codeaurora.org> --- * Changes from v2: NEW CHANGE 1. Removed the custom logic and used the helper fuction. drivers/mtd/nand/raw/qcom_nandc.c | 11 ++--------- 1 file changed, 2 insertions(+), 9 deletions(-)