Re: [PATCH] sun6i: dsi: fix gcc-4.8

[Paul Kocialkowski]

Hi,

On Tue 28 Apr 20, 23:50, Arnd Bergmann wrote:
> Older compilers warn about initializers with incorrect curly
> braces:
> 
> drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c: In function 'sun6i_dsi_encoder_enable':
> drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c:720:8: error: missing braces around initializer [-Werror=missing-braces]
>   union phy_configure_opts opts = { 0 };
>         ^
> drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c:720:8: error: (near initialization for 'opts.mipi_dphy') [-Werror=missing-braces]
> 
> Use the GNU empty initializer extension to avoid this.

Looks good to me:
Reviewed-by: Paul Kocialkowski <paul.kocialkowski@xxxxxxxxxxx>

But maybe use the drm/sun4i: dsi: prefix instead (granted, it wasn't used in
the commit being fixed).

Cheers,

Paul

> Fixes: bb3b6fcb6849 ("sun6i: dsi: Convert to generic phy handling")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
>  drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
> index f6c67dd87a05..aa67cb037e9d 100644
> --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
> +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
> @@ -718,7 +718,7 @@ static void sun6i_dsi_encoder_enable(struct drm_encoder *encoder)
>  	struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
>  	struct sun6i_dsi *dsi = encoder_to_sun6i_dsi(encoder);
>  	struct mipi_dsi_device *device = dsi->device;
> -	union phy_configure_opts opts = { 0 };
> +	union phy_configure_opts opts = { };
>  	struct phy_configure_opts_mipi_dphy *cfg = &opts.mipi_dphy;
>  	u16 delay;
>  	int err;
> -- 
> 2.26.0
> 

-- 
Paul Kocialkowski, Bootlin
Embedded Linux and kernel engineering
https://bootlin.com

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