Now also comes with the added benefit of doing a drm_crtc_vblank_off(), which means vblank state isn't ill-defined and fail-y at driver load before the first modeset on each crtc.
Signed-off-by: Daniel Vetter daniel.vetter@intel.com Cc: Philipp Zabel p.zabel@pengutronix.de Cc: Shawn Guo shawnguo@kernel.org Cc: Sascha Hauer s.hauer@pengutronix.de Cc: Pengutronix Kernel Team kernel@pengutronix.de Cc: Fabio Estevam festevam@gmail.com Cc: NXP Linux Team linux-imx@nxp.com Cc: linux-arm-kernel@lists.infradead.org --- drivers/gpu/drm/imx/ipuv3-crtc.c | 21 ++++++++------------- 1 file changed, 8 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/imx/ipuv3-crtc.c b/drivers/gpu/drm/imx/ipuv3-crtc.c index 63c0284f8b3c..02c2f848f2d1 100644 --- a/drivers/gpu/drm/imx/ipuv3-crtc.c +++ b/drivers/gpu/drm/imx/ipuv3-crtc.c @@ -109,20 +109,15 @@ static void imx_drm_crtc_reset(struct drm_crtc *crtc) { struct imx_crtc_state *state;
- if (crtc->state) { - if (crtc->state->mode_blob) - drm_property_blob_put(crtc->state->mode_blob); - - state = to_imx_crtc_state(crtc->state); - memset(state, 0, sizeof(*state)); - } else { - state = kzalloc(sizeof(*state), GFP_KERNEL); - if (!state) - return; - crtc->state = &state->base; - } + if (crtc->state) + __drm_atomic_helper_crtc_destroy_state(crtc->state);
- state->base.crtc = crtc; + kfree(to_imx_crtc_state(crtc->state)); + crtc->state = NULL; + + state = kzalloc(sizeof(*state), GFP_KERNEL); + if (state) + __drm_atomic_helper_crtc_reset(crtc, &state->base); }
static struct drm_crtc_state *imx_drm_crtc_duplicate_state(struct drm_crtc *crtc)