OMAPDSS: DSI: use lane config in dsi_cio_wait_tx_clk_esc_reset

Use the new lane config in dsi_cio_wait_tx_clk_esc_reset(). This also
extends the function to support 5 lanes on OMAP4, instead of 3 lanes.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

diff --git a/drivers/video/omap2/dss/dsi.c b/drivers/video/omap2/dss/dsi.c
index 1a209a2..52cf97f 100644 (file)
--- a/drivers/video/omap2/dss/dsi.c
+++ b/drivers/video/omap2/dss/dsi.c
@@ -2365,51 +2365,40 @@ static void dsi_cio_disable_lane_override(struct platform_device *dsidev)
 static int dsi_cio_wait_tx_clk_esc_reset(struct omap_dss_device *dssdev)
 {
        struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
-       int t;
-       int bits[3];
-       bool in_use[3];
-
-       if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC)) {
-               bits[0] = 28;
-               bits[1] = 27;
-               bits[2] = 26;
-       } else {
-               bits[0] = 24;
-               bits[1] = 25;
-               bits[2] = 26;
-       }
-
-       in_use[0] = false;
-       in_use[1] = false;
-       in_use[2] = false;
+       struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
+       int t, i;
+       bool in_use[DSI_MAX_NR_LANES];
+       static const u8 offsets_old[] = { 28, 27, 26 };
+       static const u8 offsets_new[] = { 24, 25, 26, 27, 28 };
+       const u8 *offsets;
+
+       if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC))
+               offsets = offsets_old;
+       else
+               offsets = offsets_new;
 
-       if (dssdev->phy.dsi.clk_lane != 0)
-               in_use[dssdev->phy.dsi.clk_lane - 1] = true;
-       if (dssdev->phy.dsi.data1_lane != 0)
-               in_use[dssdev->phy.dsi.data1_lane - 1] = true;
-       if (dssdev->phy.dsi.data2_lane != 0)
-               in_use[dssdev->phy.dsi.data2_lane - 1] = true;
+       for (i = 0; i < dsi->num_lanes_supported; ++i)
+               in_use[i] = dsi->lanes[i].function != DSI_LANE_UNUSED;
 
        t = 100000;
        while (true) {
                u32 l;
-               int i;
                int ok;
 
                l = dsi_read_reg(dsidev, DSI_DSIPHY_CFG5);
 
                ok = 0;
-               for (i = 0; i < 3; ++i) {
-                       if (!in_use[i] || (l & (1 << bits[i])))
+               for (i = 0; i < dsi->num_lanes_supported; ++i) {
+                       if (!in_use[i] || (l & (1 << offsets[i])))
                                ok++;
                }
 
-               if (ok == 3)
+               if (ok == dsi->num_lanes_supported)
                        break;
 
                if (--t == 0) {
-                       for (i = 0; i < 3; ++i) {
-                               if (!in_use[i] || (l & (1 << bits[i])))
+                       for (i = 0; i < dsi->num_lanes_supported; ++i) {
+                               if (!in_use[i] || (l & (1 << offsets[i])))
                                        continue;
 
                                DSSERR("CIO TXCLKESC%d domain not coming " \