[PATCH v2 4/5] drm/mediatek: dpi/dsi: change the getting possible_crtc way

Frank Wunderlich frank-w at public-files.de
Tue Jul 28 07:17:59 EDT 2020


From: Jitao Shi <jitao.shi at mediatek.com>

[Detail]
dpi/dsi get the possible_crtc by
mtk_drm_find_possible_crtc_by_comp(*drm_dev, ddp_comp)

Test: build pass and boot to logo

Signed-off-by: Jitao Shi <jitao.shi at mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_dpi.c | 3 ++-
 drivers/gpu/drm/mediatek/mtk_dsi.c | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index d4f0fb7ad312..e43977015843 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -608,7 +608,8 @@ static int mtk_dpi_bind(struct device *dev, struct device *master, void *data)
 	drm_encoder_helper_add(&dpi->encoder, &mtk_dpi_encoder_helper_funcs);

 	/* Currently DPI0 is fixed to be driven by OVL1 */
-	dpi->encoder.possible_crtcs = BIT(1);
+	dpi->encoder.possible_crtcs =
+		mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->ddp_comp);

 	ret = drm_bridge_attach(&dpi->encoder, dpi->bridge, NULL, 0);
 	if (ret) {
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c
index 270bf22c98fe..c31d9c12d4a9 100644
--- a/drivers/gpu/drm/mediatek/mtk_dsi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dsi.c
@@ -892,7 +892,8 @@ static int mtk_dsi_create_conn_enc(struct drm_device *drm, struct mtk_dsi *dsi)
 	 * Currently display data paths are statically assigned to a crtc each.
 	 * crtc 0 is OVL0 -> COLOR0 -> AAL -> OD -> RDMA0 -> UFOE -> DSI0
 	 */
-	dsi->encoder.possible_crtcs = 1;
+	dsi->encoder.possible_crtcs =
+		mtk_drm_find_possible_crtc_by_comp(drm, dsi->ddp_comp);

 	/* If there's a bridge, attach to it and let it create the connector */
 	if (dsi->bridge) {
--
2.25.1




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