The mxsfb_set_pixel_fmt() function returns an error when the selected
pixel format is unsupported. This can never happen, as such errors are
caught by the DRM core. Remove the error check.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Reviewed-by: Stefan Agner <ste...@agner.ch>
---
drivers/gpu/drm/mxsfb/mxsfb_kms.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_kms.c
b/drivers/gpu/drm/mxsfb/mxsfb_kms.c
index 640305fb1068..19b937b383cf 100644
--- a/drivers/gpu/drm/mxsfb/mxsfb_kms.c
+++ b/drivers/gpu/drm/mxsfb/mxsfb_kms.c
@@ -43,7 +43,7 @@ static u32 set_hsync_pulse_width(struct mxsfb_drm_private
*mxsfb, u32 val)
}
/* Setup the MXSFB registers for decoding the pixels out of the framebuffer */
-static int mxsfb_set_pixel_fmt(struct mxsfb_drm_private *mxsfb)
+static void mxsfb_set_pixel_fmt(struct mxsfb_drm_private *mxsfb)
{
struct drm_device *drm = mxsfb->drm;
const u32 format = mxsfb->crtc.primary->state->fb->format->format;
@@ -67,15 +67,10 @@ static int mxsfb_set_pixel_fmt(struct mxsfb_drm_private
*mxsfb)
/* Do not use packed pixels = one pixel per word instead. */
ctrl1 |= CTRL1_SET_BYTE_PACKAGING(0x7);
break;
- default:
- dev_err(drm->dev, "Unhandled pixel format %08x\n", format);
- return -EINVAL;
}
writel(ctrl1, mxsfb->base + LCDC_CTRL1);
writel(ctrl, mxsfb->base + LCDC_CTRL);
-
- return 0;
}
static void mxsfb_set_bus_fmt(struct mxsfb_drm_private *mxsfb)
@@ -218,9 +213,7 @@ static void mxsfb_crtc_mode_set_nofb(struct
mxsfb_drm_private *mxsfb)
/* Clear the FIFOs */
writel(CTRL1_FIFO_CLEAR, mxsfb->base + LCDC_CTRL1 + REG_SET);
- err = mxsfb_set_pixel_fmt(mxsfb);
- if (err)
- return;
+ mxsfb_set_pixel_fmt(mxsfb);
clk_set_rate(mxsfb->clk, m->crtc_clock * 1000);
--
Regards,
Laurent Pinchart
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