On 07/01/2015 01:51 PM, Mark Zhang wrote:
Signed-off-by: Mark Zhang<markz@xxxxxxxxxx>
---
drivers/gpu/drm/drm_mipi_dsi.c | 36 ++++++++++++++++++++++++++++++++++++
include/drm/drm_mipi_dsi.h | 2 ++
2 files changed, 38 insertions(+)
diff --git a/drivers/gpu/drm/drm_mipi_dsi.c b/drivers/gpu/drm/drm_mipi_dsi.c
index 2d5ca8eec13a..9bc6ff75eb8f 100644
--- a/drivers/gpu/drm/drm_mipi_dsi.c
+++ b/drivers/gpu/drm/drm_mipi_dsi.c
@@ -862,6 +862,42 @@ int mipi_dsi_dcs_set_pixel_format(struct mipi_dsi_device *dsi, u8 format)
}
EXPORT_SYMBOL(mipi_dsi_dcs_set_pixel_format);
+/**
+ * mipi_dsi_dcs_enter_idle_mode()
+ * @dsi: DSI peripheral device
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int mipi_dsi_dcs_enter_idle_mode(struct mipi_dsi_device *dsi)
+{
+ ssize_t err;
+
+ err = mipi_dsi_dcs_write(dsi, MIPI_DCS_ENTER_IDLE_MODE, NULL, 0);
+ if (err < 0)
+ return err;
+
+ return 0;
+}
This we can do simply as:
return mipi_dsi_dcs_write(dsi, MIPI_DCS_ENTER_IDLE_MODE, NULL, 0);
+EXPORT_SYMBOL(mipi_dsi_dcs_enter_idle_mode);
+
+/**
+ * mipi_dsi_dcs_exit_idle_mode()
+ * @dsi: DSI peripheral device
+ *
+ * Return: 0 on success or a negative error code on failure.
+ */
+int mipi_dsi_dcs_exit_idle_mode(struct mipi_dsi_device *dsi)
+{
+ ssize_t err;
+
+ err = mipi_dsi_dcs_write(dsi, MIPI_DCS_EXIT_IDLE_MODE, NULL, 0);
+ if (err < 0)
+ return err;
+
+ return 0;
For this one also: return mipi_dsi_dcs_write(dsi, MIPI_DCS_EXIT_IDLE_MODE, NULL, 0);
--
Varka Bhadram.
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