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Commit 64c29076 authored by Egbert Eich's avatar Egbert Eich Committed by Dave Airlie
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drm/mgag200: Add an crtc_disable callback to the crtc helper funcs 



Signed-off-by: default avatarEgbert Eich <eich@suse.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 030f19f0

drivers/gpu/drm/mgag200/mgag200_mode.c

+19 −0
Original line number Diff line number Diff line
@@ -1251,6 +1251,24 @@ static void mga_crtc_destroy(struct drm_crtc *crtc) 
	kfree(mga_crtc);

}



static void mga_crtc_disable(struct drm_crtc *crtc)

{

	int ret;

	DRM_DEBUG_KMS("\n");

	mga_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);

	if (crtc->fb) {

		struct mga_framebuffer *mga_fb = to_mga_framebuffer(crtc->fb);

		struct drm_gem_object *obj = mga_fb->obj;

		struct mgag200_bo *bo = gem_to_mga_bo(obj);

		ret = mgag200_bo_reserve(bo, false);

		if (ret)

			return;

		mgag200_bo_push_sysram(bo);

		mgag200_bo_unreserve(bo);

	}

	crtc->fb = NULL;

}



/* These provide the minimum set of functions required to handle a CRTC */

static const struct drm_crtc_funcs mga_crtc_funcs = {

	.cursor_set = mga_crtc_cursor_set,
@@ -1261,6 +1279,7 @@ static const struct drm_crtc_funcs mga_crtc_funcs = { 
};



static const struct drm_crtc_helper_funcs mga_helper_funcs = {

	.disable = mga_crtc_disable,

	.dpms = mga_crtc_dpms,

	.mode_fixup = mga_crtc_mode_fixup,

	.mode_set = mga_crtc_mode_set,