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>

1 files changed, 35 insertions, 236 deletions

diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 99a043b08f0..3daaf7ea428 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,
 		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)
-{
-	u8 buf[2];
-	buf[0] = dcs_cmd;
-	buf[1] = param;
-	return dsi_vc_dcs_write(dssdev, channel, buf, 2);
-}
-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);
 
 static int dsi_vc_dcs_send_read_request(struct platform_device *dsidev,
 		int channel, u8 dcs_cmd)
@@ -3319,7 +3264,7 @@ err:
 	return r;
 }
 
-int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
+static int dsi_vc_dcs_read(struct omap_dss_device *dssdev, int channel, u8 dcs_cmd,
 		u8 *buf, int buflen)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3348,7 +3293,6 @@ err:
 	DSSERR("dsi_vc_dcs_read(ch %d, cmd 0x%02x) failed\n", channel, dcs_cmd);
 	return r;
 }
-EXPORT_SYMBOL(dsi_vc_dcs_read);
 
 static int dsi_vc_generic_read(struct omap_dss_device *dssdev, int channel,
 		u8 *reqdata, int reqlen, u8 *buf, int buflen)
@@ -3377,56 +3321,7 @@ static int dsi_vc_generic_read(struct omap_dss_device *dssdev, int channel,
 	return 0;
 }
 
-int dsi_vc_generic_read_0(struct omap_dss_device *dssdev, int channel, u8 *buf,
-		int buflen)
-{
-	int r;
-
-	r = dsi_vc_generic_read(dssdev, channel, NULL, 0, buf, buflen);
-	if (r) {
-		DSSERR("dsi_vc_generic_read_0(ch %d) failed\n", channel);
-		return r;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(dsi_vc_generic_read_0);
-
-int dsi_vc_generic_read_1(struct omap_dss_device *dssdev, int channel, u8 param,
-		u8 *buf, int buflen)
-{
-	int r;
-
-	r = dsi_vc_generic_read(dssdev, channel, &param, 1, buf, buflen);
-	if (r) {
-		DSSERR("dsi_vc_generic_read_1(ch %d) failed\n", channel);
-		return r;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(dsi_vc_generic_read_1);
-
-int dsi_vc_generic_read_2(struct omap_dss_device *dssdev, int channel,
-		u8 param1, u8 param2, u8 *buf, int buflen)
-{
-	int r;
-	u8 reqdata[2];
-
-	reqdata[0] = param1;
-	reqdata[1] = param2;
-
-	r = dsi_vc_generic_read(dssdev, channel, reqdata, 2, buf, buflen);
-	if (r) {
-		DSSERR("dsi_vc_generic_read_2(ch %d) failed\n", channel);
-		return r;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(dsi_vc_generic_read_2);
-
-int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
+static int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
 		u16 len)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -3434,7 +3329,6 @@ int dsi_vc_set_max_rx_packet_size(struct omap_dss_device *dssdev, int channel,
 	return dsi_vc_send_short(dsidev, channel,
 			MIPI_DSI_SET_MAXIMUM_RETURN_PACKET_SIZE, len, 0);
 }
-EXPORT_SYMBOL(dsi_vc_set_max_rx_packet_size);
 
 static int dsi_enter_ulps(struct platform_device *dsidev)
 {
@@ -4068,7 +3962,7 @@ static void dsi_proto_timings(struct platform_device *dsidev)
 	}
 }
 
-int omapdss_dsi_configure_pins(struct omap_dss_device *dssdev,
+static int dsi_configure_pins(struct omap_dss_device *dssdev,
 		const struct omap_dsi_pin_config *pin_cfg)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -4134,9 +4028,8 @@ int omapdss_dsi_configure_pins(struct omap_dss_device *dssdev,
 
 	return 0;
 }
-EXPORT_SYMBOL(omapdss_dsi_configure_pins);
 
-int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel)
+static int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4206,9 +4099,8 @@ err_pix_fmt:
 err_init_dispc:
 	return r;
 }
-EXPORT_SYMBOL(dsi_enable_video_output);
 
-void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel)
+static void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4229,7 +4121,6 @@ void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel)
 
 	dsi_display_uninit_dispc(dsidev, mgr);
 }
-EXPORT_SYMBOL(dsi_disable_video_output);
 
 static void dsi_update_screen_dispc(struct platform_device *dsidev)
 {
@@ -4369,7 +4260,7 @@ static void dsi_framedone_irq_callback(void *data)
 	dsi_handle_framedone(dsidev, 0);
 }
 
-int omap_dsi_update(struct omap_dss_device *dssdev, int channel,
+static int dsi_update(struct omap_dss_device *dssdev, int channel,
 		void (*callback)(int, void *), void *data)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -4394,7 +4285,6 @@ int omap_dsi_update(struct omap_dss_device *dssdev, int channel,
 
 	return 0;
 }
-EXPORT_SYMBOL(omap_dsi_update);
 
 /* Display funcs */
 
@@ -4589,7 +4479,7 @@ static void dsi_display_uninit_dsi(struct platform_device *dsidev,
 	dsi_pll_uninit(dsidev, disconnect_lanes);
 }
 
-int omapdss_dsi_display_enable(struct omap_dss_device *dssdev)
+static int dsi_display_enable(struct omap_dss_device *dssdev)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4625,9 +4515,8 @@ err_get_dsi:
 	DSSDBG("dsi_display_enable FAILED\n");
 	return r;
 }
-EXPORT_SYMBOL(omapdss_dsi_display_enable);
 
-void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
+static void dsi_display_disable(struct omap_dss_device *dssdev,
 		bool disconnect_lanes, bool enter_ulps)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -4651,9 +4540,8 @@ void omapdss_dsi_display_disable(struct omap_dss_device *dssdev,
 
 	mutex_unlock(&dsi->lock);
 }
-EXPORT_SYMBOL(omapdss_dsi_display_disable);
 
-int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
+static int dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4661,7 +4549,6 @@ int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
 	dsi->te_enabled = enable;
 	return 0;
 }
-EXPORT_SYMBOL(omapdss_dsi_enable_te);
 
 #ifdef PRINT_VERBOSE_VM_TIMINGS
 static void print_dsi_vm(const char *str,
@@ -5136,7 +5023,7 @@ static bool dsi_vm_calc(struct dsi_data *dsi,
 			dsi_vm_calc_pll_cb, ctx);
 }
 
-int omapdss_dsi_set_config(struct omap_dss_device *dssdev,
+static int dsi_set_config(struct omap_dss_device *dssdev,
 		const struct omap_dss_dsi_config *config)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
@@ -5184,7 +5071,6 @@ err:
 
 	return r;
 }
-EXPORT_SYMBOL(omapdss_dsi_set_config);
 
 /*
  * Return a hardcoded channel for the DSI output. This should work for
@@ -5235,7 +5121,7 @@ static enum omap_channel dsi_get_channel(int module_id)
 	}
 }
 
-int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel)
+static int dsi_request_vc(struct omap_dss_device *dssdev, int *channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -5252,9 +5138,8 @@ int omap_dsi_request_vc(struct omap_dss_device *dssdev, int *channel)
 	DSSERR("cannot get VC for display %s", dssdev->name);
 	return -ENOSPC;
 }
-EXPORT_SYMBOL(omap_dsi_request_vc);
 
-int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id)
+static int dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -5279,9 +5164,8 @@ int omap_dsi_set_vc_id(struct omap_dss_device *dssdev, int channel, int vc_id)
 
 	return 0;
 }
-EXPORT_SYMBOL(omap_dsi_set_vc_id);
 
-void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel)
+static void dsi_release_vc(struct omap_dss_device *dssdev, int channel)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -5292,7 +5176,6 @@ void omap_dsi_release_vc(struct omap_dss_device *dssdev, int channel)
 		dsi->vc[channel].vc_id = 0;
 	}
 }
-EXPORT_SYMBOL(omap_dsi_release_vc);
 
 void dsi_wait_pll_hsdiv_dispc_active(struct platform_device *dsidev)
 {
@@ -5348,79 +5231,6 @@ static int dsi_get_clocks(struct platform_device *dsidev)
 	return 0;
 }
 
-static struct omap_dss_device *dsi_find_dssdev(struct platform_device *pdev)
-{
-	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	struct dsi_data *dsi = dsi_get_dsidrv_data(pdev);
-	const char *def_disp_name = omapdss_get_default_display_name();
-	struct omap_dss_device *def_dssdev;
-	int i;
-
-	def_dssdev = NULL;
-
-	for (i = 0; i < pdata->num_devices; ++i) {
-		struct omap_dss_device *dssdev = pdata->devices[i];
-
-		if (dssdev->type != OMAP_DISPLAY_TYPE_DSI)
-			continue;
-
-		if (dssdev->phy.dsi.module != dsi->module_id)
-			continue;
-
-		if (def_dssdev == NULL)
-			def_dssdev = dssdev;
-
-		if (def_disp_name != NULL &&
-				strcmp(dssdev->name, def_disp_name) == 0) {
-			def_dssdev = dssdev;
-			break;
-		}
-	}
-
-	return def_dssdev;
-}
-
-static int dsi_probe_pdata(struct platform_device *dsidev)
-{
-	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
-	struct omap_dss_device *plat_dssdev;
-	struct omap_dss_device *dssdev;
-	int r;
-
-	plat_dssdev = dsi_find_dssdev(dsidev);
-
-	if (!plat_dssdev)
-		return 0;
-
-	r = dsi_regulator_init(dsidev);
-	if (r)
-		return r;
-
-	dssdev = dss_alloc_and_init_device(&dsidev->dev);
-	if (!dssdev)
-		return -ENOMEM;
-
-	dss_copy_device_pdata(dssdev, plat_dssdev);
-
-	r = omapdss_output_set_device(&dsi->output, dssdev);
-	if (r) {
-		DSSERR("failed to connect output to new device: %s\n",
-				dssdev->name);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	r = dss_add_device(dssdev);
-	if (r) {
-		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		omapdss_output_unset_device(&dsi->output);
-		dss_put_device(dssdev);
-		return r;
-	}
-
-	return 0;
-}
-
 static int dsi_connect(struct omap_dss_device *dssdev,
 		struct omap_dss_device *dst)
 {
@@ -5472,24 +5282,24 @@ static const struct omapdss_dsi_ops dsi_ops = {
 	.bus_lock = dsi_bus_lock,
 	.bus_unlock = dsi_bus_unlock,
 
-	.enable = omapdss_dsi_display_enable,
-	.disable = omapdss_dsi_display_disable,
+	.enable = dsi_display_enable,
+	.disable = dsi_display_disable,
 
-	.enable_hs = omapdss_dsi_vc_enable_hs,
+	.enable_hs = dsi_vc_enable_hs,
 
-	.configure_pins = omapdss_dsi_configure_pins,
-	.set_config = omapdss_dsi_set_config,
+	.configure_pins = dsi_configure_pins,
+	.set_config = dsi_set_config,
 
 	.enable_video_output = dsi_enable_video_output,
 	.disable_video_output = dsi_disable_video_output,
 
-	.update = omap_dsi_update,
+	.update = dsi_update,
 
-	.enable_te = omapdss_dsi_enable_te,
+	.enable_te = dsi_enable_te,
 
-	.request_vc = omap_dsi_request_vc,
-	.set_vc_id = omap_dsi_set_vc_id,
-	.release_vc = omap_dsi_release_vc,
+	.request_vc = dsi_request_vc,
+	.set_vc_id = dsi_set_vc_id,
+	.release_vc = dsi_release_vc,
 
 	.dcs_write = dsi_vc_dcs_write,
 	.dcs_write_nosync = dsi_vc_dcs_write_nosync,
@@ -5627,12 +5437,6 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
 
 	dsi_init_output(dsidev);
 
-	if (dsidev->dev.platform_data) {
-		r = dsi_probe_pdata(dsidev);
-		if (r)
-			goto err_probe;
-	}
-
 	dsi_runtime_put(dsidev);
 
 	if (dsi->module_id == 0)
@@ -5648,9 +5452,6 @@ static int omap_dsihw_probe(struct platform_device *dsidev)
 #endif
 	return 0;
 
-err_probe:
-	dsi_runtime_put(dsidev);
-	dsi_uninit_output(dsidev);
 err_runtime_get:
 	pm_runtime_disable(&dsidev->dev);
 	return r;
@@ -5662,8 +5463,6 @@ static int __exit omap_dsihw_remove(struct platform_device *dsidev)
 
 	WARN_ON(dsi->scp_clk_refcount > 0);
 
-	dss_unregister_child_devices(&dsidev->dev);
-
 	dsi_uninit_output(dsidev);
 
 	pm_runtime_disable(&dsidev->dev);