From cd8955b85efd7f460339f0ac8117be9e513a6996 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jean-Fran=C3=A7ois=20Moine?= Date: Fri, 4 Jun 2010 07:22:57 -0300 Subject: [PATCH] V4L/DVB: gspca - t613: Cleanup and clarify the source MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Jean-François Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/t613.c | 122 ++++++++++++++----------------- 1 file 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 + * 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; -- 2.20.1