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Commit ac7a5704 authored by Rob Clark's avatar Rob Clark
Browse files

drm/msm/mdp5: set rate before enabling clk 



Set a "safe" rate at first, in order to read out the hw revision.  And
then after set the optimal value.

Signed-off-by: default avatarRob Clark <robdclark@gmail.com>
parent 2e362e17

drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c

+6 −0
Original line number Original line Diff line number Diff line
@@ -323,6 +323,12 @@ struct msm_kms *mdp5_kms_init(struct drm_device *dev) 
	if (ret)

	if (ret)

		goto fail;

		goto fail;





	/* we need to set a default rate before enabling.  Set a safe

	 * rate first, then figure out hw revision, and then set a

	 * more optimal rate:

	 */

	clk_set_rate(mdp5_kms->src_clk, 200000000);



	read_hw_revision(mdp5_kms, &major, &minor);

	read_hw_revision(mdp5_kms, &major, &minor);

	priv = mdp5_cfg_init(mdp5_kms, major, minor);

	priv = mdp5_cfg_init(mdp5_kms, major, minor);

	if (IS_ERR(priv)) {

	if (IS_ERR(priv)) {