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drm: rcar-du: Use %p4cc to print 4CC format 

Use the %p4cc format specifier to print 4CCs, which will provide a more
readable message than the raw hex value.

Reported-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Biju Das 2022-08-25 11:39:05 +01:00 committed by Laurent Pinchart
parent c218dd98d7
commit ef5be86cbf
3 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/gpu/drm/rcar-du/rcar_du_kms.c
View File

@ -405,8 +405,8 @@ rcar_du_fb_create(struct drm_device *dev, struct drm_file *file_priv,
format = rcar_du_format_info(mode_cmd->pixel_format);
if (format == NULL) {
dev_dbg(dev->dev, "unsupported pixel format %08x\n",
mode_cmd->pixel_format);
dev_dbg(dev->dev, "unsupported pixel format %p4cc\n",
&mode_cmd->pixel_format);
return ERR_PTR(-EINVAL);
}

4
drivers/gpu/drm/rcar-du/rcar_du_plane.c
View File

@ -625,8 +625,8 @@ int __rcar_du_plane_atomic_check(struct drm_plane *plane,
*format = rcar_du_format_info(state->fb->format->format);
if (*format == NULL) {
dev_dbg(dev->dev, "%s: unsupported format %08x\n", __func__,
state->fb->format->format);
dev_dbg(dev->dev, "%s: unsupported format %p4cc\n", __func__,
&state->fb->format->format);
return -EINVAL;
}

4
drivers/gpu/drm/rcar-du/rcar_du_writeback.c
View File

@ -166,8 +166,8 @@ static int rcar_du_wb_enc_atomic_check(struct drm_encoder *encoder,
wb_state->format = rcar_du_format_info(fb->format->format);
if (wb_state->format == NULL) {
dev_dbg(dev->dev, "%s: unsupported format %08x\n", __func__,
fb->format->format);
dev_dbg(dev->dev, "%s: unsupported format %p4cc\n", __func__,
&fb->format->format);
return -EINVAL;
}