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authorJean-François Moine <moinejf@free.fr>2010-06-04 07:22:57 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-08-02 14:06:13 -0300
commitcd8955b85efd7f460339f0ac8117be9e513a6996 (patch)
treed5525daade40e40f7cd61a4e1316cba5ff9a358e /drivers/media/video/gspca/t613.c
parenta9dfc01d206b3bc807814751cb2b4e0704f4a2f7 (diff)
V4L/DVB: gspca - t613: Cleanup and clarify the source
Signed-off-by: Jean-François Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/t613.c')
-rw-r--r--drivers/media/video/gspca/t613.c122
1 files changed, 55 insertions, 67 deletions
diff --git a/drivers/media/video/gspca/t613.c b/drivers/media/video/gspca/t613.c
index 63014372adbc..abb2b605d578 100644
--- a/drivers/media/video/gspca/t613.c
+++ b/drivers/media/video/gspca/t613.c
@@ -1,5 +1,7 @@
/*
- * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
+ * T613 subdriver
+ *
+ * Copyright (C) 2010 Jean-Francois Moine (http://moinejf.free.fr)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -47,15 +49,17 @@ struct sd {
u8 red_balance; /* split balance */
u8 blue_balance;
u8 global_gain; /* aka gain */
- u8 whitebalance; /* set default r/g/b and activate */
+ u8 awb; /* set default r/g/b and activate */
u8 mirror;
u8 effect;
u8 sensor;
-#define SENSOR_OM6802 0
-#define SENSOR_OTHER 1
-#define SENSOR_TAS5130A 2
-#define SENSOR_LT168G 3 /* must verify if this is the actual model */
+enum {
+ SENSOR_OM6802,
+ SENSOR_OTHER,
+ SENSOR_TAS5130A,
+ SENSOR_LT168G, /* must verify if this is the actual model */
+} sensors;
};
/* V4L2 controls supported by the driver */
@@ -74,9 +78,8 @@ static int sd_getsharpness(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val);
-
-static int sd_setwhitebalance(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getwhitebalance(struct gspca_dev *gspca_dev, __s32 *val);
+static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val);
+static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setblue_balance(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getblue_balance(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setred_balance(struct gspca_dev *gspca_dev, __s32 val);
@@ -84,14 +87,13 @@ static int sd_getred_balance(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_setglobal_gain(struct gspca_dev *gspca_dev, __s32 val);
static int sd_getglobal_gain(struct gspca_dev *gspca_dev, __s32 *val);
-static int sd_setflip(struct gspca_dev *gspca_dev, __s32 val);
-static int sd_getflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int sd_setmirror(struct gspca_dev *gspca_dev, __s32 val);
+static int sd_getmirror(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_seteffect(struct gspca_dev *gspca_dev, __s32 val);
static int sd_geteffect(struct gspca_dev *gspca_dev, __s32 *val);
static int sd_querymenu(struct gspca_dev *gspca_dev,
struct v4l2_querymenu *menu);
-
static const struct ctrl sd_ctrls[] = {
{
{
@@ -177,8 +179,8 @@ static const struct ctrl sd_ctrls[] = {
#define MIRROR_DEF 0
.default_value = MIRROR_DEF,
},
- .set = sd_setflip,
- .get = sd_getflip
+ .set = sd_setmirror,
+ .get = sd_getmirror
},
{
{
@@ -198,15 +200,15 @@ static const struct ctrl sd_ctrls[] = {
{
.id = V4L2_CID_AUTO_WHITE_BALANCE,
.type = V4L2_CTRL_TYPE_INTEGER,
- .name = "White Balance",
+ .name = "Auto White Balance",
.minimum = 0,
.maximum = 1,
.step = 1,
-#define WHITE_BALANCE_DEF 0
- .default_value = WHITE_BALANCE_DEF,
+#define AWB_DEF 0
+ .default_value = AWB_DEF,
},
- .set = sd_setwhitebalance,
- .get = sd_getwhitebalance
+ .set = sd_setawb,
+ .get = sd_getawb
},
{
{
@@ -280,16 +282,6 @@ static const struct ctrl sd_ctrls[] = {
},
};
-static char *effects_control[] = {
- "Normal",
- "Emboss", /* disabled */
- "Monochrome",
- "Sepia",
- "Sketch",
- "Sun Effect", /* disabled */
- "Negative",
-};
-
static const struct v4l2_pix_format vga_mode_t16[] = {
{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
.bytesperline = 160,
@@ -375,7 +367,7 @@ static const u8 n4_lt168g[] = {
};
static const struct additional_sensor_data sensor_data[] = {
- { /* 0: OM6802 */
+[SENSOR_OM6802] = {
.n3 =
{0x61, 0x68, 0x65, 0x0a, 0x60, 0x04},
.n4 = n4_om6802,
@@ -399,7 +391,7 @@ static const struct additional_sensor_data sensor_data[] = {
.stream =
{0x0b, 0x04, 0x0a, 0x78},
},
- { /* 1: OTHER */
+[SENSOR_OTHER] = {
.n3 =
{0x61, 0xc2, 0x65, 0x88, 0x60, 0x00},
.n4 = n4_other,
@@ -423,7 +415,7 @@ static const struct additional_sensor_data sensor_data[] = {
.stream =
{0x0b, 0x04, 0x0a, 0x00},
},
- { /* 2: TAS5130A */
+[SENSOR_TAS5130A] = {
.n3 =
{0x61, 0xc2, 0x65, 0x0d, 0x60, 0x08},
.n4 = n4_tas5130a,
@@ -447,7 +439,7 @@ static const struct additional_sensor_data sensor_data[] = {
.stream =
{0x0b, 0x04, 0x0a, 0x40},
},
- { /* 3: LT168G */
+[SENSOR_LT168G] = {
.n3 = {0x61, 0xc2, 0x65, 0x68, 0x60, 0x00},
.n4 = n4_lt168g,
.n4sz = sizeof n4_lt168g,
@@ -469,6 +461,15 @@ static const struct additional_sensor_data sensor_data[] = {
#define MAX_EFFECTS 7
/* easily done by soft, this table could be removed,
* i keep it here just in case */
+static char *effects_control[MAX_EFFECTS] = {
+ "Normal",
+ "Emboss", /* disabled */
+ "Monochrome",
+ "Sepia",
+ "Sketch",
+ "Sun Effect", /* disabled */
+ "Negative",
+};
static const u8 effects_table[MAX_EFFECTS][6] = {
{0xa8, 0xe8, 0xc6, 0xd2, 0xc0, 0x00}, /* Normal */
{0xa8, 0xc8, 0xc6, 0x52, 0xc0, 0x04}, /* Repujar */
@@ -625,7 +626,6 @@ static void reg_w_ixbuf(struct gspca_dev *gspca_dev,
kfree(tmpbuf);
}
-/* Reported as OM6802*/
static void om6802_sensor_init(struct gspca_dev *gspca_dev)
{
int i;
@@ -703,7 +703,7 @@ static int sd_config(struct gspca_dev *gspca_dev,
sd->autogain = AUTOGAIN_DEF;
sd->mirror = MIRROR_DEF;
sd->freq = FREQ_DEF;
- sd->whitebalance = WHITE_BALANCE_DEF;
+ sd->awb = AWB_DEF;
sd->sharpness = SHARPNESS_DEF;
sd->effect = EFFECTS_DEF;
sd->red_balance = RED_BALANCE_DEF;
@@ -771,12 +771,12 @@ static void setglobalgain(struct gspca_dev *gspca_dev)
}
/* Generic fnc for r/b balance, exposure and whitebalance */
-static void setbalance(struct gspca_dev *gspca_dev)
+static void setawb(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- /* on whitebalance leave defaults values */
- if (sd->whitebalance) {
+ /* on awb leave defaults values */
+ if (sd->awb) {
reg_w(gspca_dev, 0x3c80);
} else {
reg_w(gspca_dev, 0x3880);
@@ -790,13 +790,6 @@ static void setbalance(struct gspca_dev *gspca_dev)
}
-
-
-static void setwhitebalance(struct gspca_dev *gspca_dev)
-{
- setbalance(gspca_dev);
-}
-
static void setsharpness(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -901,7 +894,7 @@ static int sd_init(struct gspca_dev *gspca_dev)
setgamma(gspca_dev);
setcolors(gspca_dev);
setsharpness(gspca_dev);
- setwhitebalance(gspca_dev);
+ setawb(gspca_dev);
reg_w(gspca_dev, 0x2087); /* tied to white balance? */
reg_w(gspca_dev, 0x2088);
@@ -926,16 +919,16 @@ static int sd_init(struct gspca_dev *gspca_dev)
return 0;
}
-static void setflip(struct gspca_dev *gspca_dev)
+static void setmirror(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- u8 flipcmd[8] =
+ u8 hflipcmd[8] =
{0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09};
if (sd->mirror)
- flipcmd[3] = 0x01;
+ hflipcmd[3] = 0x01;
- reg_w_buf(gspca_dev, flipcmd, sizeof flipcmd);
+ reg_w_buf(gspca_dev, hflipcmd, sizeof hflipcmd);
}
static void seteffect(struct gspca_dev *gspca_dev)
@@ -1025,12 +1018,7 @@ static int sd_start(struct gspca_dev *gspca_dev)
case SENSOR_OM6802:
om6802_sensor_init(gspca_dev);
break;
- case SENSOR_LT168G:
- break;
- case SENSOR_OTHER:
- break;
- default:
-/* case SENSOR_TAS5130A: */
+ case SENSOR_TAS5130A:
i = 0;
for (;;) {
reg_w_buf(gspca_dev, tas5130a_sensor_init[i],
@@ -1167,7 +1155,6 @@ static int sd_getglobal_gain(struct gspca_dev *gspca_dev, __s32 *val)
return 0;
}
-
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1186,35 +1173,35 @@ static int sd_getbrightness(struct gspca_dev *gspca_dev, __s32 *val)
return *val;
}
-static int sd_setwhitebalance(struct gspca_dev *gspca_dev, __s32 val)
+static int sd_setawb(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
- sd->whitebalance = val;
+ sd->awb = val;
if (gspca_dev->streaming)
- setwhitebalance(gspca_dev);
+ setawb(gspca_dev);
return 0;
}
-static int sd_getwhitebalance(struct gspca_dev *gspca_dev, __s32 *val)
+static int sd_getawb(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
- *val = sd->whitebalance;
+ *val = sd->awb;
return *val;
}
-static int sd_setflip(struct gspca_dev *gspca_dev, __s32 val)
+static int sd_setmirror(struct gspca_dev *gspca_dev, __s32 val)
{
struct sd *sd = (struct sd *) gspca_dev;
sd->mirror = val;
if (gspca_dev->streaming)
- setflip(gspca_dev);
+ setmirror(gspca_dev);
return 0;
}
-static int sd_getflip(struct gspca_dev *gspca_dev, __s32 *val)
+static int sd_getmirror(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
@@ -1300,7 +1287,7 @@ static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val)
sd->freq = val;
if (gspca_dev->streaming)
- setlightfreq(gspca_dev);
+ setfreq(gspca_dev);
return 0;
}
@@ -1368,7 +1355,8 @@ static int sd_querymenu(struct gspca_dev *gspca_dev,
case V4L2_CID_EFFECTS:
if ((unsigned) menu->index < ARRAY_SIZE(effects_control)) {
strncpy((char *) menu->name,
- effects_control[menu->index], 32);
+ effects_control[menu->index],
+ sizeof menu->name);
return 0;
}
break;