OMAPDSS: DSI: remove code related to old panel model

Now that the old panel drivers have been removed, we can remove the
old-model API and related code from the DSS encoder drivers.

This patch removes the code from the DSI driver.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Archit Taneja <archit@ti.com>

2 files changed, 35 insertions, 287 deletions

diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 99a043b08f0d..3daaf7ea4281 100644
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -205,6 +205,8 @@ static int dsi_display_init_dispc(struct platform_device *dsidev,
 static void dsi_display_uninit_dispc(struct platform_device *dsidev,
         struct omap_overlay_manager *mgr);
 
+static int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel);
+
 #define DSI_MAX_NR_ISRS                2
 #define DSI_MAX_NR_LANES        5
 
@@ -383,16 +385,7 @@ static inline struct dsi_data *dsi_get_dsidrv_data(struct platform_device *dside
 
 static inline struct platform_device *dsi_get_dsidev_from_dssdev(struct omap_dss_device *dssdev)
 {
-        /* HACK: dssdev can be either the panel device, when using old API, or
-         * the dsi device itself, when using the new API. So we solve this for
-         * now by checking the dssdev->id. This will be removed when the old API
-         * is removed.
-         */
-        if (dssdev->id == OMAP_DSS_OUTPUT_DSI1 ||
-                        dssdev->id == OMAP_DSS_OUTPUT_DSI2)
-                return to_platform_device(dssdev->dev);
-
-        return to_platform_device(dssdev->output->dev);
+        return to_platform_device(dssdev->dev);
 }
 
 struct platform_device *dsi_get_dsidev_from_id(int module)
@@ -432,23 +425,21 @@ static inline u32 dsi_read_reg(struct platform_device *dsidev,
         return __raw_readl(dsi->base + idx.idx);
 }
 
-void dsi_bus_lock(struct omap_dss_device *dssdev)
+static void dsi_bus_lock(struct omap_dss_device *dssdev)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
         struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
 
         down(&dsi->bus_lock);
 }
-EXPORT_SYMBOL(dsi_bus_lock);
 
-void dsi_bus_unlock(struct omap_dss_device *dssdev)
+static void dsi_bus_unlock(struct omap_dss_device *dssdev)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
         struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
 
         up(&dsi->bus_lock);
 }
-EXPORT_SYMBOL(dsi_bus_unlock);
 
 static bool dsi_bus_is_locked(struct platform_device *dsidev)
 {
@@ -2713,7 +2704,7 @@ static int dsi_vc_config_source(struct platform_device *dsidev, int channel,
         return 0;
 }
 
-void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
+static void dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
                 bool enable)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -2737,7 +2728,6 @@ void omapdss_dsi_vc_enable_hs(struct omap_dss_device *dssdev, int channel,
         if (dsi->vm_timings.ddr_clk_always_on && enable)
                 dsi_vc_send_null(dssdev, channel);
 }
-EXPORT_SYMBOL(omapdss_dsi_vc_enable_hs);
 
 static void dsi_vc_flush_long_data(struct platform_device *dsidev, int channel)
 {
@@ -2842,7 +2832,7 @@ static int dsi_vc_send_bta(struct platform_device *dsidev, int channel)
         return 0;
 }
 
-int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel)
+static int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
         DECLARE_COMPLETION_ONSTACK(completion);
@@ -2885,7 +2875,6 @@ err1:
 err0:
         return r;
 }
-EXPORT_SYMBOL(dsi_vc_send_bta_sync);
 
 static inline void dsi_vc_write_long_header(struct platform_device *dsidev,
                 int channel, u8 data_type, u16 len, u8 ecc)
@@ -3011,14 +3000,13 @@ static int dsi_vc_send_short(struct platform_device *dsidev, int channel,
         return 0;
 }
 
-int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel)
+static int dsi_vc_send_null(struct omap_dss_device *dssdev, int channel)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 
         return dsi_vc_send_long(dsidev, channel, MIPI_DSI_NULL_PACKET, NULL,
                 0, 0);
 }
-EXPORT_SYMBOL(dsi_vc_send_null);
 
 static int dsi_vc_write_nosync_common(struct platform_device *dsidev,
                 int channel, u8 *data, int len, enum dss_dsi_content_type type)
@@ -3050,7 +3038,7 @@ static int dsi_vc_write_nosync_common(struct platform_device *dsidev,
         return r;
 }
 
-int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
+static int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
                 u8 *data, int len)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3058,9 +3046,8 @@ int dsi_vc_dcs_write_nosync(struct omap_dss_device *dssdev, int channel,
         return dsi_vc_write_nosync_common(dsidev, channel, data, len,
                         DSS_DSI_CONTENT_DCS);
 }
-EXPORT_SYMBOL(dsi_vc_dcs_write_nosync);
 
-int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
+static int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
                 u8 *data, int len)
 {
         struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3068,7 +3055,6 @@ int dsi_vc_generic_write_nosync(struct omap_dss_device *dssdev, int channel,
         return dsi_vc_write_nosync_common(dsidev, 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)
@@ -3099,60 +3085,19 @@ err:
         return r;
 }
 
-int dsi_vc_dcs_write(struct omap_dss_device *dssdev, int channel, u8 *data,
+static 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,
+static int dsi_vc_generic_write(struct omap_dss_device *dssdev, int channel, u8 *data,