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Commit 31c946e8 authored by Daniel Vetter's avatar Daniel Vetter
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drm: If available use atomic state in getcrtc ioctl 



This way drivers fully converted to atomic don't need to update these
legacy state variables in their modeset code any more.

Reviewed-by: default avatarRob Clark <robdclark@gmail.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@intel.com>
parent 17a38d9c

drivers/gpu/drm/drm_crtc.c

+18 −7
Original line number Diff line number Diff line
@@ -2009,22 +2009,33 @@ int drm_mode_getcrtc(struct drm_device *dev, 
		return -ENOENT;



	drm_modeset_lock_crtc(crtc, crtc->primary);

	crtc_resp->x = crtc->x;

	crtc_resp->y = crtc->y;

	crtc_resp->gamma_size = crtc->gamma_size;

	if (crtc->primary->fb)

		crtc_resp->fb_id = crtc->primary->fb->base.id;

	else

		crtc_resp->fb_id = 0;



	if (crtc->enabled) {

	if (crtc->state) {

		crtc_resp->x = crtc->primary->state->src_x >> 16;

		crtc_resp->y = crtc->primary->state->src_y >> 16;

		if (crtc->state->enable) {

			drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->state->mode);

			crtc_resp->mode_valid = 1;



		} else {

			crtc_resp->mode_valid = 0;

		}

	} else {

		crtc_resp->x = crtc->x;

		crtc_resp->y = crtc->y;

		if (crtc->enabled) {

			drm_crtc_convert_to_umode(&crtc_resp->mode, &crtc->mode);

			crtc_resp->mode_valid = 1;



		} else {

			crtc_resp->mode_valid = 0;

		}

	}

	drm_modeset_unlock_crtc(crtc);



	return 0;