Hi Wang.
Thanks for the fix.
On Fri, Nov 06, 2020 at 10:31:19AM +0800, Wang Qing wrote:
> a6xx_gmu_get_mmio() never return null in case of error, but ERR_PTR(),
> so we should use IS_ERR() instead of null pointer check
>
> Signed-off-by: Wang Qing <wangq...@vivo.com>
In the future please put "drm/<driver-dir>:" in the subject.
See git log . in said directory for normal practice - this let the
readers see this is an msm related patch.
> ---
> drivers/gpu/drm/msm/adreno/a6xx_gmu.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> index 491fee4..8c81a89
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c
> @@ -492,7 +492,7 @@ static void a6xx_gmu_rpmh_init(struct a6xx_gmu *gmu)
> void __iomem *seqptr = a6xx_gmu_get_mmio(pdev, "gmu_pdc_seq");
> uint32_t pdc_address_offset;
>
> - if (!pdcptr || !seqptr)
> + if (IS_ERR(pdcptr) || IS_ERR(seqptr))
> goto err;
When the pointer is checked after the err: label the function
IS_ERR_OR_NULL() is used. Please update both places so they match.
Sam
>
> if (adreno_is_a618(adreno_gpu) || adreno_is_a640(adreno_gpu))
> --
> 2.7.4
>
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