Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Frank Wunderlich <frank-w@public-files.de>
To:     linux-mediatek@lists.infradead.org
Cc:     Frank Wunderlich <frank-w@public-files.de>,
        Chun-Kuang Hu <chunkuang.hu@kernel.org>,
        Philipp Zabel <p.zabel@pengutronix.de>,
        David Airlie <airlied@linux.ie>,
        Daniel Vetter <daniel@ffwll.ch>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        dri-devel@lists.freedesktop.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Jitao Shi <jitao.shi@mediatek.com>
Subject: [PATCH v2 4/5] drm/mediatek: dpi/dsi: change the getting possible_crtc way
Date:   Tue, 28 Jul 2020 13:17:59 +0200
Message-Id: <20200728111800.77641-5-frank-w@public-files.de>
In-Reply-To: <20200728111800.77641-1-frank-w@public-files.de>
References: <20200728111800.77641-1-frank-w@public-files.de>
MIME-Version: 1.0
Content-Transfer-Encoding: quoted-printable
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

From: Jitao Shi <jitao.shi@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@mediatek.com>
=2D--
 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
=2D-- 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 dev=
ice *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 =3D BIT(1);
+	dpi->encoder.possible_crtcs =3D
+		mtk_drm_find_possible_crtc_by_comp(drm_dev, dpi->ddp_comp);

 	ret =3D 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
=2D-- 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 =3D 1;
+	dsi->encoder.possible_crtcs =3D
+		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) {
=2D-
2.25.1