[RFC PATCH 2/3] drm/msm/dp: switch to using platform_get_irq()

[Stephen Boyd]

Quoting Dmitry Baryshkov (2022-09-01 02:15:26)
> There is little point in using irq_of_parse_and_map(). Switch to plain
> and usual platform_get_irq() for parsing the DP IRQ line.
>
> Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>
> ---
>  drivers/gpu/drm/msm/dp/dp_display.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
> index 3173e6962a78..40c7f91abec9 100644
> --- a/drivers/gpu/drm/msm/dp/dp_display.c
> +++ b/drivers/gpu/drm/msm/dp/dp_display.c
> @@ -1243,8 +1243,8 @@ int dp_display_request_irq(struct msm_dp *dp_display)
>
>         dp = container_of(dp_display, struct dp_display_private, dp_display);
>
> -       dp->irq = irq_of_parse_and_map(dp->pdev->dev.of_node, 0);
> -       if (!dp->irq) {
> +       dp->irq = platform_get_irq(dp->pdev, 0);
> +       if (dp->irq < 0) {
>                 DRM_ERROR("failed to get irq\n");

Can drop the error as well because platform_get_irq() prints an error on
failure.