drm/omap: omap_display_timings: rename vfp to vfront_porch

In preparation to move the stack to use the generic videmode struct for
display timing information rename the vfp member to vfront_porch.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index ddb9d9d..c732d6c 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -2869,8 +2869,8 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi,
 	} else {
 		int wbdelay;
 
-		wbdelay = min(mgr_timings->vfp + mgr_timings->vsync_len +
-			mgr_timings->vbp, 255);
+		wbdelay = min(mgr_timings->vfront_porch +
+			      mgr_timings->vsync_len + mgr_timings->vbp, 255);
 
 		/* WBDELAYCOUNT */
 		REG_FLD_MOD(DISPC_OVL_ATTRIBUTES2(plane), wbdelay, 7, 0);
@@ -3133,7 +3133,8 @@ bool dispc_mgr_timings_ok(enum omap_channel channel,
 
 		if (!_dispc_lcd_timings_ok(timings->hsync_len,
 				timings->hfront_porch, timings->hback_porch,
-				timings->vsync_len, timings->vfp, timings->vbp))
+				timings->vsync_len, timings->vfront_porch,
+				timings->vbp))
 			return false;
 	}
 
@@ -3270,12 +3271,12 @@ void dispc_mgr_set_timings(enum omap_channel channel,
 
 	if (dss_mgr_is_lcd(channel)) {
 		_dispc_mgr_set_lcd_timings(channel, t.hsync_len, t.hfront_porch,
-				t.hback_porch, t.vsync_len, t.vfp, t.vbp,
+				t.hback_porch, t.vsync_len, t.vfront_porch, t.vbp,
 				t.vsync_level, t.hsync_level, t.data_pclk_edge,
 				t.de_level, t.sync_pclk_edge);
 
 		xtot = t.hactive + t.hfront_porch + t.hsync_len + t.hback_porch;
-		ytot = t.vactive + t.vfp + t.vsync_len + t.vbp;
+		ytot = t.vactive + t.vfront_porch + t.vsync_len + t.vbp;
 
 		ht = timings->pixelclock / xtot;
 		vt = timings->pixelclock / xtot / ytot;
@@ -3283,7 +3284,7 @@ void dispc_mgr_set_timings(enum omap_channel channel,
 		DSSDBG("pck %u\n", timings->pixelclock);
 		DSSDBG("hsync_len %d hfp %d hbp %d vsw %d vfp %d vbp %d\n",
 			t.hsync_len, t.hfront_porch, t.hback_porch,
-			t.vsync_len, t.vfp, t.vbp);
+			t.vsync_len, t.vfront_porch, t.vbp);
 		DSSDBG("vsync_level %d hsync_level %d data_pclk_edge %d de_level %d sync_pclk_edge %d\n",
 			t.vsync_level, t.hsync_level, t.data_pclk_edge,
 			t.de_level, t.sync_pclk_edge);
@@ -4227,7 +4228,7 @@ static const struct dispc_errata_i734_data {
 		.hactive = 8, .vactive = 1,
 		.pixelclock = 16000000,
 		.hsync_len = 8, .hfront_porch = 4, .hback_porch = 4,
-		.vsync_len = 1, .vfp = 1, .vbp = 1,
+		.vsync_len = 1, .vfront_porch = 1, .vbp = 1,
 		.vsync_level = OMAPDSS_SIG_ACTIVE_LOW,
 		.hsync_level = OMAPDSS_SIG_ACTIVE_LOW,
 		.interlace = false,