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| author |   Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2020-07-27 05:06:51 +0300 |
|---|---|---|
| committer |   Stefan Agner <stefan@agner.ch> | 2020-07-28 17:21:45 +0200 |
| commit | d9ef0d31503254c672afe890641b86870a7ff7cb (patch) | |
| tree | a0c45d2d6383c8a7bb606b8d58b6d39b2eb47831 /drivers/gpu/drm/mxsfb | |
| parent | drm: mxsfb: Drop non-OF support (diff) | |
| download | linux-dev-d9ef0d31503254c672afe890641b86870a7ff7cb.tar.xz linux-dev-d9ef0d31503254c672afe890641b86870a7ff7cb.zip | |
drm: mxsfb: Turn mxsfb_set_pixel_fmt() into a void function
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.pinchart@ideasonboard.com>
Reviewed-by: Stefan Agner <stefan@agner.ch>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20200727020654.8231-20-laurent.pinchart@ideasonboard.com
Diffstat (limited to 'drivers/gpu/drm/mxsfb')
| -rw-r--r-- | drivers/gpu/drm/mxsfb/mxsfb_kms.c | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/drivers/gpu/drm/mxsfb/mxsfb_kms.c b/drivers/gpu/drm/mxsfb/mxsfb_kms.c index 70fd372952e1..ee9ca541caea 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); |