MLK-19819-2 Revert "MLK-19318 drm/imx: lcdif: avoid log print when no device attached"

This reverts commit 05d335b07bab856b34317acbe3e3b9d9f58946ce, since the
commit e07309cfdc567623a3f0cde6b79b972910248152 (MLK-19819-1 drm/imx:
lcdif: bypass atomic check when CRTC is disabled) can cover the function
that commit 05d335b07bab856b34317acbe3e3b9d9f58946ce can provide.

Signed-off-by: Fancy Fang <chen.fang@nxp.com>
(cherry picked from commit 1201a0e8194da559703d64a26aa346a8de387baa)

diff --git a/drivers/gpu/drm/imx/lcdif/lcdif-crtc.c b/drivers/gpu/drm/imx/lcdif/lcdif-crtc.c
index 7d83a04..216baf1 100644 (file)
--- a/drivers/gpu/drm/imx/lcdif/lcdif-crtc.c
+++ b/drivers/gpu/drm/imx/lcdif/lcdif-crtc.c
@@ -100,13 +100,6 @@ static int lcdif_crtc_atomic_check(struct drm_crtc *crtc,
        if (!state->enable)
                return 0;
 
-       /* return directly when no devices attached
-        * to LCDIF to avoid below error messsage to
-        * make noises in this case.
-        */
-       if (!imx_crtc_state->bus_format)
-               return -EINVAL;
-
        /* check the requested bus format can be
         * supported by LCDIF CTRC or not
         */