From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Zhang Subject: [PATCH v2] drm/panel: sharp: lq101r1sx01: Send cmds to panel from link2 Date: Wed, 25 Mar 2015 14:56:42 +0800 Message-ID: <1427266602-31905-1-git-send-email-markz@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org Cc: linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Mark Zhang List-Id: linux-tegra@vger.kernel.org Sharp lq101r1sx01 panel works as left-right gang mode. So link2 should send cmds like "exit sleep mode", "set display on" to panel as well. Signed-off-by: Mark Zhang --- drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c | 26 +++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c index 3cce3ca19601..13e67a0ad3d9 100644 --- a/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c +++ b/drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c @@ -119,10 +119,18 @@ static int sharp_panel_unprepare(struct drm_panel *panel) err = mipi_dsi_dcs_set_display_off(sharp->link1); if (err < 0) dev_err(panel->dev, "failed to set display off: %d\n", err); + err = mipi_dsi_dcs_set_display_off(sharp->link2); + if (err < 0) + dev_err(panel->dev, "link2: failed to set display off: %d\n", + err); err = mipi_dsi_dcs_enter_sleep_mode(sharp->link1); if (err < 0) dev_err(panel->dev, "failed to enter sleep mode: %d\n", err); + err = mipi_dsi_dcs_enter_sleep_mode(sharp->link2); + if (err < 0) + dev_err(panel->dev, "link2: failed to enter sleep mode: %d\n", + err); msleep(120); @@ -193,6 +201,12 @@ static int sharp_panel_prepare(struct drm_panel *panel) dev_err(panel->dev, "failed to exit sleep mode: %d\n", err); goto poweroff; } + err = mipi_dsi_dcs_exit_sleep_mode(sharp->link2); + if (err < 0) { + dev_err(panel->dev, "link2: failed to exit sleep mode: %d\n", + err); + goto poweroff; + } /* * The MIPI DCS specification mandates this delay only between the @@ -222,6 +236,12 @@ static int sharp_panel_prepare(struct drm_panel *panel) dev_err(panel->dev, "failed to set pixel format: %d\n", err); goto poweroff; } + err = mipi_dsi_dcs_set_pixel_format(sharp->link2, format); + if (err < 0) { + dev_err(panel->dev, "link2: failed to set pixel format: %d\n", + err); + goto poweroff; + } /* * TODO: The device supports both left-right and even-odd split @@ -243,6 +263,12 @@ static int sharp_panel_prepare(struct drm_panel *panel) dev_err(panel->dev, "failed to set display on: %d\n", err); goto poweroff; } + err = mipi_dsi_dcs_set_display_on(sharp->link2); + if (err < 0) { + dev_err(panel->dev, "link2: failed to set display on: %d\n", + err); + goto poweroff; + } sharp->prepared = true; -- 2.1.4