From mboxrd@z Thu Jan 1 00:00:00 1970 From: john@metanate.com (John Keeping) Date: Sun, 29 Jan 2017 13:24:31 +0000 Subject: [PATCH v3 11/24] drm/rockchip: dw-mipi-dsi: prepare panel after phy init In-Reply-To: <20170129132444.25251-1-john@metanate.com> References: <20170129132444.25251-1-john@metanate.com> Message-ID: <20170129132444.25251-12-john@metanate.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Some panels need to be configured with commands sent over the MIPI link, which they will do in the prepare hook. Call this after the PHY has been initialized so that we are able to send commands to the panel. Signed-off-by: John Keeping Reviewed-by: Chris Zhong --- v3: - Add Chris' Reviewed-by Unchanged in v2 drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c index ddbc037e7ced..7ada6d8ed143 100644 --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c @@ -896,12 +896,14 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder) dw_mipi_dsi_dphy_timing_config(dsi); dw_mipi_dsi_dphy_interface_config(dsi); dw_mipi_dsi_clear_err(dsi); - if (drm_panel_prepare(dsi->panel)) - dev_err(dsi->dev, "failed to prepare panel\n"); dw_mipi_dsi_phy_init(dsi); dw_mipi_dsi_wait_for_two_frames(mode); + dw_mipi_dsi_set_mode(dsi, DW_MIPI_DSI_CMD_MODE); + if (drm_panel_prepare(dsi->panel)) + dev_err(dsi->dev, "failed to prepare panel\n"); + dw_mipi_dsi_set_mode(dsi, DW_MIPI_DSI_VID_MODE); drm_panel_enable(dsi->panel); -- 2.11.0.197.gb556de5.dirty