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Commit acd2ce06 authored by Steve Cohen's avatar Steve Cohen Committed by Jayant Shekhar
Browse files

drm/msm/sde: clear dim-layer settings when setting default value 



Clear all dim-layers when the default value of 0 (NULL) is set for
the dim layer property.  This setting needs to be cleared when
resetting the crtc custom properties during lastclose.

Change-Id: Ib451f918d7448e4952d086827852516445f137c1
Signed-off-by: default avatarSteve Cohen <cohens@codeaurora.org>
parent 5c705745

drivers/gpu/drm/msm/sde/sde_crtc.c

+19 −0
Original line number Diff line number Diff line
@@ -2439,6 +2439,23 @@ static void _sde_crtc_set_input_fence_timeout(struct sde_crtc_state *cstate) 
	cstate->input_fence_timeout_ns *= NSEC_PER_MSEC;

}



/**

 * _sde_crtc_clear_dim_layers_v1 - clear all dim layer settings

 * @cstate:      Pointer to sde crtc state

 */

static void _sde_crtc_clear_dim_layers_v1(struct sde_crtc_state *cstate)

{

	u32 i;



	if (!cstate)

		return;



	for (i = 0; i < cstate->num_dim_layers; i++)

		memset(&cstate->dim_layer[i], 0, sizeof(cstate->dim_layer[i]));



	cstate->num_dim_layers = 0;

}



/**

 * _sde_crtc_set_dim_layer_v1 - copy dim layer settings from userspace

 * @cstate:      Pointer to sde crtc state
@@ -2459,6 +2476,8 @@ static void _sde_crtc_set_dim_layer_v1(struct sde_crtc_state *cstate, 
	dim_layer = cstate->dim_layer;



	if (!usr_ptr) {

		/* usr_ptr is null when setting the default property value */

		_sde_crtc_clear_dim_layers_v1(cstate);

		SDE_DEBUG("dim_layer data removed\n");

		return;

	}