3 files changed, 87 insertions, 14 deletions

diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index d3bffe8b2a38..bb5588932b02 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -3065,38 +3065,60 @@ int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel)
 }
 EXPORT_SYMBOL(dsi_vc_send_null);
 
-int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
-                u8 *data, int len)
+static int dsi_vc_write_nosync_common(struct omap_dss_device *dssdev,
+                int channel, u8 *data, int len, enum dss_dsi_content_type type)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
         int r;
 
-        BUG_ON(len == 0);
-
-        if (len == 1) {
+        if (len == 0) {
+                BUG_ON(type == DSS_DSI_CONTENT_DCS);
                 r = dsi_vc_send_short(dsidev, channel,
+                                MIPI_DSI_GENERIC_SHORT_WRITE_0_PARAM, 0, 0);
+        } else if (len == 1) {
+                r = dsi_vc_send_short(dsidev, channel,
+                                type == DSS_DSI_CONTENT_GENERIC ?
+                                MIPI_DSI_GENERIC_SHORT_WRITE_1_PARAM :
                                 MIPI_DSI_DCS_SHORT_WRITE, data[0], 0);
         } else if (len == 2) {
                 r = dsi_vc_send_short(dsidev, channel,
+                                type == DSS_DSI_CONTENT_GENERIC ?
+                                MIPI_DSI_GENERIC_SHORT_WRITE_2_PARAM :
                                 MIPI_DSI_DCS_SHORT_WRITE_PARAM,
                                 data[0] | (data[1] << 8), 0);
         } else {
-                /* 0x39 = DCS Long Write */
-                r = dsi_vc_send_long(dsidev, channel, MIPI_DSI_DCS_LONG_WRITE,
-                                data, len, 0);
+                r = dsi_vc_send_long(dsidev, channel,
+                                type == DSS_DSI_CONTENT_GENERIC ?
+                                MIPI_DSI_GENERIC_LONG_WRITE :
+                                MIPI_DSI_DCS_LONG_WRITE, data, len, 0);
         }
 
         return r;
 }
+
+int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
+                u8 *data, int len)
+{
+        return dsi_vc_write_nosync_common(dssdev, channel, data, len,
+                        DSS_DSI_CONTENT_DCS);
+}
 EXPORT_SYMBOL(dsi_vc_dcs_write_nosync);
 
-int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
-                int len)
+int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
+                u8 *data, int len)
+{
+        return dsi_vc_write_nosync_common(dssdev, channel, data, len,
+                        DSS_DSI_CONTENT_GENERIC);
+}
+EXPORT_SYMBOL(dsi_vc_generic_write_nosync);
+
+static int dsi_vc_write_common(struct omap_dss_device *dssdev, int channel,
+                u8 *data, int len, enum dss_dsi_content_type type)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
         int r;
 
-        r = dsi_vc_dcs_write_nosync(dssdev, channel, data, len);
+        r = dsi_vc_write_nosync_common(dssdev, channel, data, len, type);
         if (r)
                 goto err;
 
@@ -3114,18 +3136,39 @@ int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
 
         return 0;
 err:
-        DSSERR("dsi_vc_dcs_write(ch %d, cmd 0x%02x, len %d) failed\n",
+        DSSERR("dsi_vc_write_common(ch %d, cmd 0x%02x, len %d) failed\n",
                         channel, data[0], len);
         return r;
 }
+
+int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
+                int len)
+{
+        return dsi_vc_write_common(dssdev, channel, data, len,
+                        DSS_DSI_CONTENT_DCS);
+}
 EXPORT_SYMBOL(dsi_vc_dcs_write);
 
+int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data,
+                int len)
+{
+        return dsi_vc_write_common(dssdev, channel, data, len,
+                        DSS_DSI_CONTENT_GENERIC);
+}
+EXPORT_SYMBOL(dsi_vc_generic_write);
+
 int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd)
 {
         return dsi_vc_dcs_write(dssdev, channel, &dcs_cmd, 1);
 }
 EXPORT_SYMBOL(dsi_vc_dcs_write_0);
 
+int dsi_vc_generic_write_0(struct omap_dss_device *dssdev, int channel)
+{
+        return dsi_vc_generic_write(dssdev, channel, NULL, 0);
+}
+EXPORT_SYMBOL(dsi_vc_generic_write_0);
+
 int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
                 u8 param)
 {
@@ -3136,6 +3179,23 @@ int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 }
 EXPORT_SYMBOL(dsi_vc_dcs_write_1);
 
+int dsi_vc_generic_write_1(struct omap_dss_device *dssdev, int channel,
+                u8 param)
+{
+        return dsi_vc_generic_write(dssdev, channel, &param, 1);
+}
+EXPORT_SYMBOL(dsi_vc_generic_write_1);
+
+int dsi_vc_generic_write_2(struct omap_dss_device *dssdev, int channel,
+                u8 param1, u8 param2)
+{
+        u8 buf[2];
+        buf[0] = param1;
+        buf[1] = param2;
+        return dsi_vc_generic_write(dssdev, channel, buf, 2);
+}
+EXPORT_SYMBOL(dsi_vc_generic_write_2);
+
 int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
                 u8 *buf, int buflen)
 {
diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h
index a095a62c64e8..3ec8dd7066a2 100644
--- a/drivers/video/omap2/dss/dss.h
+++ b/drivers/video/omap2/dss/dss.h
@@ -108,6 +108,11 @@ enum dss_hdmi_venc_clk_source_select {
         DSS_HDMI_M_PCLK = 1,
 };
 
+enum dss_dsi_content_type {
+        DSS_DSI_CONTENT_DCS,
+        DSS_DSI_CONTENT_GENERIC,
+};
+
 struct dss_clock_info {
         /* rates that we get with dividers below */
         unsigned long fck;
diff --git a/include/video/omapdss.h b/include/video/omapdss.h
index aeadbc880e38..49ffdd201c2d 100644
--- a/include/video/omapdss.h
+++ b/include/video/omapdss.h
@@ -225,12 +225,20 @@ void dsi_bus_lock(struct omap_dss_device *dssdev);
 void dsi_bus_unlock(struct omap_dss_device *dssdev);
 int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
                 int len);
-int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel,
-                u8 dcs_cmd);
+int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data,
+                int len);
+int dsi_vc_dcs_write_0(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd);
+int dsi_vc_generic_write_0(struct omap_dss_device *dssdev, int channel);
 int dsi_vc_dcs_write_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
                 u8 param);
+int dsi_vc_generic_write_1(struct omap_dss_device *dssdev, int channel,
+                u8 param);
+int dsi_vc_generic_write_2(struct omap_dss_device *dssdev, int channel,
+                u8 param1, u8 param2);
 int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
                 u8 *data, int len);
+int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
+                u8 *data, int len);
 int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
                 u8 *buf, int buflen);
 int dsi_vc_dcs_read_1(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,