path: root/extras/recipes-kernel/linux/linux-omap-psp-2.6.32/cam/0040-mt9v113-Clean-Up-Remove-unneccessary-code-printf.patch

From 9c9215eade28a09ac12888e9a02af107955009c5 Mon Sep 17 00:00:00 2001
From: Vaibhav Hiremath <hvaibhav@ti.com>
Date: Tue, 13 Jul 2010 19:39:34 +0530
Subject: [PATCH 40/75] mt9v113:Clean Up: Remove unneccessary code/printf

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
---
 drivers/media/video/mt9v113.c |  105 ++++++++++++++++------------------------
 1 files changed, 42 insertions(+), 63 deletions(-)

diff --git a/drivers/media/video/mt9v113.c b/drivers/media/video/mt9v113.c
index 8f8ba35..9a86cce 100644
--- a/drivers/media/video/mt9v113.c
+++ b/drivers/media/video/mt9v113.c
@@ -22,10 +22,10 @@
 #include <linux/i2c.h>
 #include <linux/delay.h>
 #include <linux/videodev2.h>
+#include <linux/io.h>
+
 #include <media/v4l2-int-device.h>
 #include <media/mt9v113.h>
-#include <mach/hardware.h>
-#include <linux/io.h>
 
 #include "mt9v113_regs.h"
 
@@ -34,21 +34,13 @@
 
 /* Private macros for TVP */
 #define I2C_RETRY_COUNT                 (5)
-#define LOCK_RETRY_COUNT                (5)
-#define LOCK_RETRY_DELAY                (200)
 
 /* Debug functions */
 static int debug = 1;
 module_param(debug, bool, 0644);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
-#define dump_reg(client, reg, val)				\
-	do {							\
-		val = mt9v113_read_reg(client, reg);		\
-		v4l_info(client, "Reg(0x%.2X): 0x%.2X\n", reg, val); \
-	} while (0)
-
-/**
+/*
  * enum mt9v113_std - enum for supported standards
  */
 enum mt9v113_std {
@@ -57,7 +49,7 @@ enum mt9v113_std {
 	MT9V113_STD_INVALID
 };
 
-/**
+/*
  * enum mt9v113_state - enum for different decoder states
  */
 enum mt9v113_state {
@@ -65,7 +57,7 @@ enum mt9v113_state {
 	STATE_DETECTED
 };
 
-/**
+/*
  * struct mt9v113_std_info - Structure to store standard informations
  * @width: Line width in pixels
  * @height:Number of active lines
@@ -79,7 +71,7 @@ struct mt9v113_std_info {
 	struct v4l2_standard standard;
 };
 
-/**
+/*
  * struct mt9v113_decoded - decoder object
  * @v4l2_int_device: Slave handle
  * @pdata: Board specific
@@ -93,7 +85,6 @@ struct mt9v113_std_info {
  * @current_std: Current standard
  * @num_stds: Number of standards
  * @std_list: Standards list
- * @route: input and output routing at chip level
  */
 struct mt9v113_decoder {
 	struct v4l2_int_device *v4l2_int_device;
@@ -112,8 +103,6 @@ struct mt9v113_decoder {
 	enum mt9v113_std current_std;
 	int num_stds;
 	struct mt9v113_std_info *std_list;
-
-	struct v4l2_routing route;
 };
 
 /* MT9V113 register set for VGA mode */
@@ -160,7 +149,7 @@ static struct mt9v113_reg mt9v113_reg_list[] = {
 	{TOK_WRITE, 0x0016, 0x42DF},
 	{TOK_WRITE, 0x0014, 0x2145},
 	{TOK_WRITE, 0x0014, 0x2145},
-	{TOK_WRITE, 0x0010, 0x0431},
+	{TOK_WRITE, 0x0010, 0x0231},
 	{TOK_WRITE, 0x0012, 0x0000},
 	{TOK_WRITE, 0x0014, 0x244B},
 	{TOK_WRITE, 0x0014, 0x304B},
@@ -378,6 +367,10 @@ static const struct v4l2_queryctrl mt9v113_autogain_ctrl = {
 	.default_value = 1,
 };
 
+const struct v4l2_fract mt9v113_frameintervals[] = {
+	{  .numerator = 1, .denominator = 10 }
+};
+
 static int mt9v113_read_reg(struct i2c_client *client, unsigned short reg)
 {
 	int err = 0;
@@ -510,10 +503,6 @@ static int mt9v113_configure(struct mt9v113_decoder *decoder)
 	if (err)
 		return err;
 
-#if 0
-	if (debug)
-		mt9v113_reg_dump(decoder);
-#endif
 	return 0;
 }
 
@@ -534,13 +523,13 @@ static int mt9v113_vga_mode(struct mt9v113_decoder *decoder)
 }
 
 
-/**
+/*
  * ioctl_enum_framesizes - V4L2 sensor if handler for vidioc_int_enum_framesizes
  * @s: pointer to standard V4L2 device structure
  * @frms: pointer to standard V4L2 framesizes enumeration structure
  *
  * Returns possible framesizes depending on choosen pixel format
- **/
+ */
 static int ioctl_enum_framesizes(struct v4l2_int_device *s,
 					struct v4l2_frmsizeenum *frms)
 {
@@ -584,9 +573,14 @@ static int ioctl_enum_frameintervals(struct v4l2_int_device *s,
 	if (ifmt == decoder->num_fmts)
 		return -EINVAL;
 
+	if (frmi->index >= ARRAY_SIZE(mt9v113_frameintervals))
+		return -EINVAL;
+
 	frmi->type = V4L2_FRMSIZE_TYPE_DISCRETE;
-	frmi->discrete.numerator = 1;
-	frmi->discrete.denominator = 10;
+	frmi->discrete.numerator =
+		mt9v113_frameintervals[frmi->index].numerator;
+	frmi->discrete.denominator =
+		mt9v113_frameintervals[frmi->index].denominator;
 	return 0;
 }
 
@@ -631,7 +625,7 @@ static int mt9v113_detect(struct mt9v113_decoder *decoder)
  * mt9v113 decoder driver.
  */
 
-/**
+/*
  * ioctl_querystd - V4L2 decoder interface handler for VIDIOC_QUERYSTD ioctl
  * @s: pointer to standard V4L2 device structure
  * @std_id: standard V4L2 std_id ioctl enum
@@ -660,7 +654,7 @@ static int ioctl_querystd(struct v4l2_int_device *s, v4l2_std_id *std_id)
 	return 0;
 }
 
-/**
+/*
  * ioctl_s_std - V4L2 decoder interface handler for VIDIOC_S_STD ioctl
  * @s: pointer to standard V4L2 device structure
  * @std_id: standard V4L2 v4l2_std_id ioctl enum
@@ -696,7 +690,7 @@ static int ioctl_s_std(struct v4l2_int_device *s, v4l2_std_id *std_id)
 	return 0;
 }
 
-/**
+/*
  * ioctl_s_routing - V4L2 decoder interface handler for VIDIOC_S_INPUT ioctl
  * @s: pointer to standard V4L2 device structure
  * @index: number of the input
@@ -711,7 +705,7 @@ static int ioctl_s_routing(struct v4l2_int_device *s,
 	return 0;
 }
 
-/**
+/*
  * ioctl_queryctrl - V4L2 decoder interface handler for VIDIOC_QUERYCTRL ioctl
  * @s: pointer to standard V4L2 device structure
  * @qctrl: standard V4L2 v4l2_queryctrl structure
@@ -771,7 +765,7 @@ ioctl_queryctrl(struct v4l2_int_device *s, struct v4l2_queryctrl *qctrl)
 	return err;
 }
 
-/**
+/*
  * ioctl_g_ctrl - V4L2 decoder interface handler for VIDIOC_G_CTRL ioctl
  * @s: pointer to standard V4L2 device structure
  * @ctrl: pointer to v4l2_control structure
@@ -828,7 +822,7 @@ ioctl_g_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
 	return 0;
 }
 
-/**
+/*
  * ioctl_s_ctrl - V4L2 decoder interface handler for VIDIOC_S_CTRL ioctl
  * @s: pointer to standard V4L2 device structure
  * @ctrl: pointer to v4l2_control structure
@@ -936,7 +930,7 @@ ioctl_s_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
 	return err;
 }
 
-/**
+/*
  * ioctl_enum_fmt_cap - Implement the CAPTURE buffer VIDIOC_ENUM_FMT ioctl
  * @s: pointer to standard V4L2 device structure
  * @fmt: standard V4L2 VIDIOC_ENUM_FMT ioctl structure
@@ -969,7 +963,7 @@ ioctl_enum_fmt_cap(struct v4l2_int_device *s, struct v4l2_fmtdesc *fmt)
 	return 0;
 }
 
-/**
+/*
  * ioctl_try_fmt_cap - Implement the CAPTURE buffer VIDIOC_TRY_FMT ioctl
  * @s: pointer to standard V4L2 device structure
  * @f: pointer to standard V4L2 VIDIOC_TRY_FMT ioctl structure
@@ -1026,7 +1020,7 @@ ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 	return 0;
 }
 
-/**
+/*
  * ioctl_s_fmt_cap - V4L2 decoder interface handler for VIDIOC_S_FMT ioctl
  * @s: pointer to standard V4L2 device structure
  * @f: pointer to standard V4L2 VIDIOC_S_FMT ioctl structure
@@ -1058,7 +1052,7 @@ ioctl_s_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 	return rval;
 }
 
-/**
+/*
  * ioctl_g_fmt_cap - V4L2 decoder interface handler for ioctl_g_fmt_cap
  * @s: pointer to standard V4L2 device structure
  * @f: pointer to standard V4L2 v4l2_format structure
@@ -1087,7 +1081,7 @@ ioctl_g_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 	return 0;
 }
 
-/**
+/*
  * ioctl_g_parm - V4L2 decoder interface handler for VIDIOC_G_PARM ioctl
  * @s: pointer to standard V4L2 device structure
  * @a: pointer to standard V4L2 VIDIOC_G_PARM ioctl structure
@@ -1125,7 +1119,7 @@ ioctl_g_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
 	return 0;
 }
 
-/**
+/*
  * ioctl_s_parm - V4L2 decoder interface handler for VIDIOC_S_PARM ioctl
  * @s: pointer to standard V4L2 device structure
  * @a: pointer to standard V4L2 VIDIOC_S_PARM ioctl structure
@@ -1161,7 +1155,7 @@ ioctl_s_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
 	return 0;
 }
 
-/**
+/*
  * ioctl_g_ifparm - V4L2 decoder interface handler for vidioc_int_g_ifparm_num
  * @s: pointer to standard V4L2 device structure
  * @p: pointer to standard V4L2 vidioc_int_g_ifparm_num ioctl structure
@@ -1193,7 +1187,7 @@ static int ioctl_g_ifparm(struct v4l2_int_device *s, struct v4l2_ifparm *p)
 	return 0;
 }
 
-/**
+/*
  * ioctl_g_priv - V4L2 decoder interface handler for vidioc_int_g_priv_num
  * @s: pointer to standard V4L2 device structure
  * @p: void pointer to hold decoder's private data address
@@ -1210,7 +1204,7 @@ static int ioctl_g_priv(struct v4l2_int_device *s, void *p)
 	return decoder->pdata->priv_data_set(p);
 }
 
-/**
+/*
  * ioctl_s_power - V4L2 decoder interface handler for vidioc_int_s_power_num
  * @s: pointer to standard V4L2 device structure
  * @on: power state to which device is to be set
@@ -1272,7 +1266,7 @@ static int ioctl_s_power(struct v4l2_int_device *s, enum v4l2_power on)
 	return err;
 }
 
-/**
+/*
  * ioctl_init - V4L2 decoder interface handler for VIDIOC_INT_INIT
  * @s: pointer to standard V4L2 device structure
  *
@@ -1289,7 +1283,7 @@ static int ioctl_init(struct v4l2_int_device *s)
 	return err;
 }
 
-/**
+/*
  * ioctl_dev_exit - V4L2 decoder interface handler for vidioc_int_dev_exit_num
  * @s: pointer to standard V4L2 device structure
  *
@@ -1300,7 +1294,7 @@ static int ioctl_dev_exit(struct v4l2_int_device *s)
 	return 0;
 }
 
-/**
+/*
  * ioctl_dev_init - V4L2 decoder interface handler for vidioc_int_dev_init_num
  * @s: pointer to standard V4L2 device structure
  *
@@ -1397,7 +1391,7 @@ static struct v4l2_int_device mt9v113_int_device = {
 	      },
 };
 
-/**
+/*
  * mt9v113_probe - decoder driver i2c probe handler
  * @client: i2c driver client device structure
  *
@@ -1410,30 +1404,15 @@ mt9v113_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	struct mt9v113_decoder *decoder = &mt9v113_dev;
 	int err;
 
-	printk("%s: %d\n", __func__, __LINE__);
 	/* Check if the adapter supports the needed features */
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
 		return -EIO;
 
-	printk("%s: %d\n", __func__, __LINE__);
 	decoder->pdata = client->dev.platform_data;
 	if (!decoder->pdata) {
 		v4l_err(client, "No platform data!!\n");
 		return -ENODEV;
 	}
-	printk("%s: %d\n", __func__, __LINE__);
-	/*
-	 * Fetch platform specific data, and configure the
-	 * mt9v113_reg_list[] accordingly. Since this is one
-	 * time configuration, no need to preserve.
-	 */
-
-	/*mt9v113_reg_list[REG_OUTPUT_FORMATTER2].val |=
-			(decoder->pdata->clk_polarity << 1);
-	mt9v113_reg_list[REG_SYNC_CONTROL].val |=
-			((decoder->pdata->hs_polarity << 2) |
-			(decoder->pdata->vs_polarity << 3));
-	*/
 	/*
 	 * Save the id data, required for power up sequence
 	 */
@@ -1458,7 +1437,7 @@ mt9v113_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	return 0;
 }
 
-/**
+/*
  * mt9v113_remove - decoder driver i2c remove handler
  * @client: i2c driver client device structure
  *
@@ -1511,7 +1490,7 @@ static struct i2c_driver mt9v113_i2c_driver = {
 	.id_table = mt9v113_id,
 };
 
-/**
+/*
  * mt9v113_init
  *
  * Module init function
@@ -1521,7 +1500,7 @@ static int __init mt9v113_init(void)
 	return i2c_add_driver(&mt9v113_i2c_driver);
 }
 
-/**
+/*
  * mt9v113_cleanup
  *
  * Module exit function
-- 
1.6.6.1