From: Gustavo Padovan <gustavo.padovan@collabora.com>
Date: Thu, 11 May 2017 16:10:45 -0300
Subject: drm/mediatek: use drm_for_each_connector_iter()
Git-commit: c8bf8b968adb0c14a175a5c2e091f620b9771870
Patch-mainline: v4.13-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Drop legacy drm_for_each_connector() in favor of the race-free
drm_for_each_connector_iter().
Cc: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170511191049.28944-5-gustavo@padovan.org
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c
@@ -221,6 +221,7 @@ static int mtk_crtc_ddp_hw_init(struct m
struct drm_crtc *crtc = &mtk_crtc->base;
struct drm_connector *connector;
struct drm_encoder *encoder;
+ struct drm_connector_list_iter conn_iter;
unsigned int width, height, vrefresh, bpc = MTK_MAX_BPC;
int ret;
int i;
@@ -237,13 +238,15 @@ static int mtk_crtc_ddp_hw_init(struct m
if (encoder->crtc != crtc)
continue;
- drm_for_each_connector(connector, crtc->dev) {
+ drm_connector_list_iter_begin(crtc->dev, &conn_iter);
+ drm_for_each_connector_iter(connector, &conn_iter) {
if (connector->encoder != encoder)
continue;
if (connector->display_info.bpc != 0 &&
bpc > connector->display_info.bpc)
bpc = connector->display_info.bpc;
}
+ drm_connector_list_iter_end(&conn_iter);
}
ret = pm_runtime_get_sync(crtc->dev->dev);