@@ -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;
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 <markz@nvidia.com> --- drivers/gpu/drm/panel/panel-sharp-lq101r1sx01.c | 26 +++++++++++++++++++++++++ 1 file changed, 26 insertions(+)