On Mon, 2015-11-30 at 22:07 +0100, Philipp Zabel wrote:
> From: Jie Qiu <[email protected]>
>
> This patch adds drivers for the HDMI bridge connected to the DPI0
> display subsystem function block, for the HDMI DDC block, and for
> the HDMI PHY to support HDMI output.
>
> Signed-off-by: Jie Qiu <[email protected]>
> Signed-off-by: Philipp Zabel <[email protected]>
> ---
<...>
> +static int mtk_hdmi_setup_avi_infoframe(struct mtk_hdmi *hdmi,
> + struct drm_display_mode *mode)
> +{
> + struct hdmi_avi_infoframe frame;
> + u8 buffer[17];
> + ssize_t err;
> +
> + err = drm_hdmi_avi_infoframe_from_display_mode(&frame, mode);
> + if (err < 0) {
> + dev_err(hdmi->dev,
> + "Failed to get AVI infoframe from mode: %ld\n", err);
Please use %zd instead for ssize_t, otherwise you'll see warning message
when compile this on 32bits platform.
Joe.C
> + return err;
> + }
> +
> + err = hdmi_avi_infoframe_pack(&frame, buffer, sizeof(buffer));
> + if (err < 0) {
> + dev_err(hdmi->dev, "Failed to pack AVI infoframe: %ld\n", err);
> + return err;
> + }
> +
> + mtk_hdmi_hw_send_info_frame(hdmi, buffer, sizeof(buffer));
> + return 0;
> +}
> +
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