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drm/fsl-dcu: do not transfer registers in mode_set_nofb

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Do not schedule a transfer of mode settings early. Modes should
get applied on on CRTC enable where we also enable the pixel clock.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Tested-By: Meng Yi <meng.yi@nxp.com>
This commit is contained in:
Stefan Agner 2016-10-05 14:37:57 -07:00
parent b6ead864ea
commit 9789037695
1 changed files with 0 additions and 2 deletions
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2
drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.c
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@ -116,8 +116,6 @@ static void fsl_dcu_drm_crtc_mode_set_nofb(struct drm_crtc *crtc)
DCU_THRESHOLD_LS_BF_VS(BF_VS_VAL) |
DCU_THRESHOLD_OUT_BUF_HIGH(BUF_MAX_VAL) |
DCU_THRESHOLD_OUT_BUF_LOW(BUF_MIN_VAL));
regmap_write(fsl_dev->regmap, DCU_UPDATE_MODE,
DCU_UPDATE_MODE_READREG);
return;
}