VPFE: debugging for testing (WIP)

- use 4 mmap buffers
- add support for NTSC and PAL resolutions

drivers/media/video/davinci/vpfe_capture.c

@@ -77,14 +77,14 @@
 #include "ccdc_hw_device.h"
 
 static int debug;
-static u32 numbuffers = 3;
+static u32 numbuffers = 4;
 static u32 bufsize = (720 * 576 * 2);
 
 module_param(numbuffers, uint, S_IRUGO);
 module_param(bufsize, uint, S_IRUGO);
 module_param(debug, int, 0644);
 
-MODULE_PARM_DESC(numbuffers, "buffer count (default:3)");
+MODULE_PARM_DESC(numbuffers, "buffer count (default:4)");
 MODULE_PARM_DESC(bufsize, "buffer size in bytes (default:720 x 576 x 2)");
 MODULE_PARM_DESC(debug, "Debug level 0-1");
 
@@ -115,8 +115,8 @@ struct ccdc_config {
 
 /* data structures */
 static struct vpfe_config_params config_params = {
-	.min_numbuffers = 3,
-	.numbuffers = 3,
+	.min_numbuffers = 4,
+	.numbuffers = 4,
 	.min_bufsize = 720 * 480 * 2,
 	.device_bufsize = 720 * 576 * 2,
 };
@@ -131,6 +131,8 @@ static struct ccdc_config *ccdc_cfg;
 const struct vpfe_standard vpfe_standards[] = {
 	{V4L2_STD_525_60, 720, 480, {11, 10}, 1},
 	{V4L2_STD_625_50, 720, 576, {54, 59}, 1},
+	{V4L2_STD_NTSC,   720, 480, {11, 10}, 1},
+	{V4L2_STD_PAL,    720, 480, {54, 59}, 0},
 };
 
 /* Used when raw Bayer image from ccdc is directly captured to SDRAM */
@@ -430,7 +432,8 @@ static int vpfe_config_image_format(struct vpfe_device *vpfe_dev,
 
 	if (ret && ret != -ENOIOCTLCMD) {
 		v4l2_err(&vpfe_dev->v4l2_dev,
-			"error in getting g_fmt from sub device\n");
+			"error in getting g_fmt from sub device (%s)\n",
+			sdinfo->name);
 		return ret;
 	}