msm: camera: ife: Remove line start addition

This change removes line start addition to epoch line config.
After CSID crop is applied, the first line that CAMIF
receives is already at the required line and therefore number
of lines for epoch should just be half of the frame width.

CRs-Fixed: 2546941
Change-Id: Ib12b1fc96cedf140672af03862aaf4be65ab38d8
Signed-off-by: Venkat Chinta <[email protected]>

drivers/cam_isp/isp_hw_mgr/isp_hw/vfe_hw/vfe_top/cam_vfe_camif_ver3.c

@@ -425,9 +425,8 @@ static int cam_vfe_camif_ver3_resource_start(
 	/* epoch config */
 	switch (soc_private->cpas_version) {
 	case CAM_CPAS_TITAN_480_V100:
-		epoch0_line_cfg = ((rsrc_data->last_line -
-			rsrc_data->first_line) / 4) +
-			rsrc_data->first_line;
+		epoch0_line_cfg = (rsrc_data->last_line -
+			rsrc_data->first_line) / 4;
 	/* epoch line cfg will still be configured at midpoint of the
 	 * frame width. We use '/ 4' instead of '/ 2'
 	 * cause it is multipixel path