Re: [GIT PULL] qcom SoC changes for v4.1

From: Nicolas Dechesne
Date: Thu Apr 02 2015 - 15:48:10 EST


On Thu, Apr 2, 2015 at 9:43 PM, Stephen Boyd <sboyd@xxxxxxxxxxxxxx> wrote:
> What about this patch squashed on top? Just guessing but I suspect we
> don't care about cell-index if we're not doing the tcsr stuff. Also, I
> imagine we could get rid of cell-index entirely if we matched against
> the address of the gsbi instead.
>
> Signed-off-by: Stephen Boyd <sboyd@xxxxxxxxxxxxxx>
>
> ----8<-----
>
> diff --git a/drivers/soc/qcom/qcom_gsbi.c b/drivers/soc/qcom/qcom_gsbi.c
> index 09c669e70d63..ac7d71b6527d 100644
> --- a/drivers/soc/qcom/qcom_gsbi.c
> +++ b/drivers/soc/qcom/qcom_gsbi.c
> @@ -139,7 +139,7 @@ static int gsbi_probe(struct platform_device *pdev)
> void __iomem *base;
> struct gsbi_info *gsbi;
> int i;
> - u32 mask, gsbi_num;
> + u32 mask, gsbi_num = 0;
> const struct crci_config *config = NULL;
>
> gsbi = devm_kzalloc(&pdev->dev, sizeof(*gsbi), GFP_KERNEL);
> @@ -166,16 +166,19 @@ static int gsbi_probe(struct platform_device *pdev)
>
> of_node_put(tcsr_node);
> }
> - }
>
> - if (of_property_read_u32(node, "cell-index", &gsbi_num)) {
> - dev_err(&pdev->dev, "missing cell-index\n");
> - return -EINVAL;
> - }
> + if (config) {
> + if (of_property_read_u32(node, "cell-index", &gsbi_num)) {
> + dev_err(&pdev->dev, "missing cell-index\n");
> + return -EINVAL;
> + }
> +
> + if (gsbi_num < 1 || gsbi_num > MAX_GSBI) {
> + dev_err(&pdev->dev, "invalid cell-index\n");
> + return -EINVAL;
> + }
> + }
>
> - if (gsbi_num < 1 || gsbi_num > MAX_GSBI) {
> - dev_err(&pdev->dev, "invalid cell-index\n");
> - return -EINVAL;
> }
>
> if (of_property_read_u32(node, "qcom,mode", &gsbi->mode)) {


I think it would work, i cannot test right now, i can do it tomorrow
if you need it, but that's pretty much how i tested earlier today (i
had commented out the 2 statements you are putting moving here in the
new if statement.

I did also test with the associated DT patches, and it worked as well.
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