Skip to content

L
linux
Commit 0750e971 authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files
Options

V4L/DVB (10722): ks0127: convert to v4l2_subdev. 

Signed-off-by: default avatarHans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent a91f56e7
Hide whitespace changes
Inline Side-by-side
Showing with 315 additions and 336 deletions
drivers/media/video/ks0127.c
View file @ 0750e971
......@@ -39,8 +39,9 @@
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/i2c.h>
#include <linux/video_decoder.h>
#include <media/v4l2-common.h>
#include <linux/videodev2.h>
#include <media/v4l2-device.h>
#include <media/v4l2-chip-ident.h>
#include <media/v4l2-i2c-drv-legacy.h>
#include "ks0127.h"
......@@ -48,10 +49,17 @@ MODULE_DESCRIPTION("KS0127 video decoder driver");
MODULE_AUTHOR("Ryan Drake");
MODULE_LICENSE("GPL");
#define KS_TYPE_UNKNOWN 0
#define KS_TYPE_0122S 1
#define KS_TYPE_0127 2
#define KS_TYPE_0127B 3
/* Addresses to scan */
#define I2C_KS0127_ADDON 0xD8
#define I2C_KS0127_ONBOARD 0xDA
static unsigned short normal_i2c[] = {
I2C_KS0127_ADDON >> 1,
I2C_KS0127_ONBOARD >> 1,
I2C_CLIENT_END
};
I2C_CLIENT_INSMOD;
/* ks0127 control registers */
#define KS_STAT 0x00
......@@ -197,15 +205,17 @@ struct adjust {
};
struct ks0127 {
int format_width;
int format_height;
int cap_width;
int cap_height;
struct v4l2_subdev sd;
v4l2_std_id norm;
int ks_type;
int ident;
u8 regs[256];
};
static inline struct ks0127 *to_ks0127(struct v4l2_subdev *sd)
{
return container_of(sd, struct ks0127, sd);
}
static int debug; /* insmod parameter */
......@@ -311,43 +321,45 @@ static void init_reg_defaults(void)
*/
static u8 ks0127_read(struct i2c_client *c, u8 reg)
static u8 ks0127_read(struct v4l2_subdev *sd, u8 reg)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
char val = 0;
struct i2c_msg msgs[] = {
{ c->addr, 0, sizeof(reg), &reg },
{ c->addr, I2C_M_RD | I2C_M_NO_RD_ACK, sizeof(val), &val }
{ client->addr, 0, sizeof(reg), &reg },
{ client->addr, I2C_M_RD | I2C_M_NO_RD_ACK, sizeof(val), &val }
};
int ret;
ret = i2c_transfer(c->adapter, msgs, ARRAY_SIZE(msgs));
ret = i2c_transfer(client->adapter, msgs, ARRAY_SIZE(msgs));
if (ret != ARRAY_SIZE(msgs))
v4l_dbg(1, debug, c, "read error\n");
v4l2_dbg(1, debug, sd, "read error\n");
return val;
}
static void ks0127_write(struct i2c_client *c, u8 reg, u8 val)
static void ks0127_write(struct v4l2_subdev *sd, u8 reg, u8 val)
{
struct ks0127 *ks = i2c_get_clientdata(c);
struct i2c_client *client = v4l2_get_subdevdata(sd);
struct ks0127 *ks = to_ks0127(sd);
char msg[] = { reg, val };
if (i2c_master_send(c, msg, sizeof(msg)) != sizeof(msg))
v4l_dbg(1, debug, c, "write error\n");
if (i2c_master_send(client, msg, sizeof(msg)) != sizeof(msg))
v4l2_dbg(1, debug, sd, "write error\n");
ks->regs[reg] = val;
}
/* generic bit-twiddling */
static void ks0127_and_or(struct i2c_client *client, u8 reg, u8 and_v, u8 or_v)
static void ks0127_and_or(struct v4l2_subdev *sd, u8 reg, u8 and_v, u8 or_v)
{
struct ks0127 *ks = i2c_get_clientdata(client);
struct ks0127 *ks = to_ks0127(sd);
u8 val = ks->regs[reg];
val = (val & and_v) | or_v;
ks0127_write(client, reg, val);
ks0127_write(sd, reg, val);
}
......@@ -355,391 +367,353 @@ static void ks0127_and_or(struct i2c_client *client, u8 reg, u8 and_v, u8 or_v)
/****************************************************************************
* ks0127 private api
****************************************************************************/
static void ks0127_reset(struct i2c_client *c)
static void ks0127_init(struct v4l2_subdev *sd)
{
struct ks0127 *ks = i2c_get_clientdata(c);
struct ks0127 *ks = to_ks0127(sd);
u8 *table = reg_defaults;
int i;
ks->ks_type = KS_TYPE_UNKNOWN;
ks->ident = V4L2_IDENT_KS0127;
v4l_dbg(1, debug, c, "reset\n");
v4l2_dbg(1, debug, sd, "reset\n");
msleep(1);
/* initialize all registers to known values */
/* (except STAT, 0x21, 0x22, TEST and 0x38,0x39) */
for (i = 1; i < 33; i++)
ks0127_write(c, i, table[i]);
ks0127_write(sd, i, table[i]);
for (i = 35; i < 40; i++)
ks0127_write(c, i, table[i]);
ks0127_write(sd, i, table[i]);
for (i = 41; i < 56; i++)
ks0127_write(c, i, table[i]);
ks0127_write(sd, i, table[i]);
for (i = 58; i < 64; i++)
ks0127_write(c, i, table[i]);
ks0127_write(sd, i, table[i]);
if ((ks0127_read(c, KS_STAT) & 0x80) == 0) {
ks->ks_type = KS_TYPE_0122S;
v4l_dbg(1, debug, c, "ks0122s found\n");
if ((ks0127_read(sd, KS_STAT) & 0x80) == 0) {
ks->ident = V4L2_IDENT_KS0122S;
v4l2_dbg(1, debug, sd, "ks0122s found\n");
return;
}
switch (ks0127_read(c, KS_CMDE) & 0x0f) {
switch (ks0127_read(sd, KS_CMDE) & 0x0f) {
case 0:
ks->ks_type = KS_TYPE_0127;
v4l_dbg(1, debug, c, "ks0127 found\n");
v4l2_dbg(1, debug, sd, "ks0127 found\n");
break;
case 9:
ks->ks_type = KS_TYPE_0127B;
v4l_dbg(1, debug, c, "ks0127B Revision A found\n");
ks->ident = V4L2_IDENT_KS0127B;
v4l2_dbg(1, debug, sd, "ks0127B Revision A found\n");
break;
default:
v4l_dbg(1, debug, c, "unknown revision\n");
v4l2_dbg(1, debug, sd, "unknown revision\n");
break;
}
}
static int ks0127_command(struct i2c_client *c, unsigned cmd, void *arg)
static int ks0127_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route)
{
struct ks0127 *ks = i2c_get_clientdata(c);
struct v4l2_routing *route = arg;
int *iarg = (int *)arg;
v4l2_std_id *istd = arg;
int status;
if (!ks)
return -ENODEV;
switch (cmd) {
case VIDIOC_INT_INIT:
v4l_dbg(1, debug, c, "VIDIOC_INT_INIT\n");
ks0127_reset(c);
struct ks0127 *ks = to_ks0127(sd);
switch (route->input) {
case KS_INPUT_COMPOSITE_1:
case KS_INPUT_COMPOSITE_2:
case KS_INPUT_COMPOSITE_3:
case KS_INPUT_COMPOSITE_4:
case KS_INPUT_COMPOSITE_5:
case KS_INPUT_COMPOSITE_6:
v4l2_dbg(1, debug, sd,
"VIDIOC_S_INPUT %d: Composite\n", route->input);
/* autodetect 50/60 Hz */
ks0127_and_or(sd, KS_CMDA, 0xfc, 0x00);
/* VSE=0 */
ks0127_and_or(sd, KS_CMDA, ~0x40, 0x00);
/* set input line */
ks0127_and_or(sd, KS_CMDB, 0xb0, route->input);
/* non-freerunning mode */
ks0127_and_or(sd, KS_CMDC, 0x70, 0x0a);
/* analog input */
ks0127_and_or(sd, KS_CMDD, 0x03, 0x00);
/* enable chroma demodulation */
ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x00);
/* chroma trap, HYBWR=1 */
ks0127_and_or(sd, KS_LUMA, 0x00,
(reg_defaults[KS_LUMA])|0x0c);
/* scaler fullbw, luma comb off */
ks0127_and_or(sd, KS_VERTIA, 0x08, 0x81);
/* manual chroma comb .25 .5 .25 */
ks0127_and_or(sd, KS_VERTIC, 0x0f, 0x90);
/* chroma path delay */
ks0127_and_or(sd, KS_CHROMB, 0x0f, 0x90);
ks0127_write(sd, KS_UGAIN, reg_defaults[KS_UGAIN]);
ks0127_write(sd, KS_VGAIN, reg_defaults[KS_VGAIN]);
ks0127_write(sd, KS_UVOFFH, reg_defaults[KS_UVOFFH]);
ks0127_write(sd, KS_UVOFFL, reg_defaults[KS_UVOFFL]);
break;
case VIDIOC_INT_S_VIDEO_ROUTING:
switch (route->input) {
case KS_INPUT_COMPOSITE_1:
case KS_INPUT_COMPOSITE_2:
case KS_INPUT_COMPOSITE_3:
case KS_INPUT_COMPOSITE_4:
case KS_INPUT_COMPOSITE_5:
case KS_INPUT_COMPOSITE_6:
v4l_dbg(1, debug, c,
"VIDIOC_S_INPUT %d: Composite\n", *iarg);
/* autodetect 50/60 Hz */
ks0127_and_or(c, KS_CMDA, 0xfc, 0x00);
/* VSE=0 */
ks0127_and_or(c, KS_CMDA, ~0x40, 0x00);
/* set input line */
ks0127_and_or(c, KS_CMDB, 0xb0, *iarg);
/* non-freerunning mode */
ks0127_and_or(c, KS_CMDC, 0x70, 0x0a);
/* analog input */
ks0127_and_or(c, KS_CMDD, 0x03, 0x00);
/* enable chroma demodulation */
ks0127_and_or(c, KS_CTRACK, 0xcf, 0x00);
/* chroma trap, HYBWR=1 */
ks0127_and_or(c, KS_LUMA, 0x00,
(reg_defaults[KS_LUMA])|0x0c);
/* scaler fullbw, luma comb off */
ks0127_and_or(c, KS_VERTIA, 0x08, 0x81);
/* manual chroma comb .25 .5 .25 */
ks0127_and_or(c, KS_VERTIC, 0x0f, 0x90);
/* chroma path delay */
ks0127_and_or(c, KS_CHROMB, 0x0f, 0x90);
ks0127_write(c, KS_UGAIN, reg_defaults[KS_UGAIN]);
ks0127_write(c, KS_VGAIN, reg_defaults[KS_VGAIN]);
ks0127_write(c, KS_UVOFFH, reg_defaults[KS_UVOFFH]);
ks0127_write(c, KS_UVOFFL, reg_defaults[KS_UVOFFL]);
break;
case KS_INPUT_SVIDEO_1:
case KS_INPUT_SVIDEO_2:
case KS_INPUT_SVIDEO_3:
v4l_dbg(1, debug, c,
"VIDIOC_S_INPUT %d: S-Video\n", *iarg);
/* autodetect 50/60 Hz */
ks0127_and_or(c, KS_CMDA, 0xfc, 0x00);
/* VSE=0 */
ks0127_and_or(c, KS_CMDA, ~0x40, 0x00);
/* set input line */
ks0127_and_or(c, KS_CMDB, 0xb0, *iarg);
/* non-freerunning mode */
ks0127_and_or(c, KS_CMDC, 0x70, 0x0a);
/* analog input */
ks0127_and_or(c, KS_CMDD, 0x03, 0x00);
/* enable chroma demodulation */
ks0127_and_or(c, KS_CTRACK, 0xcf, 0x00);
ks0127_and_or(c, KS_LUMA, 0x00,
reg_defaults[KS_LUMA]);
/* disable luma comb */
ks0127_and_or(c, KS_VERTIA, 0x08,
(reg_defaults[KS_VERTIA]&0xf0)|0x01);
ks0127_and_or(c, KS_VERTIC, 0x0f,
reg_defaults[KS_VERTIC]&0xf0);
ks0127_and_or(c, KS_CHROMB, 0x0f,
reg_defaults[KS_CHROMB]&0xf0);
ks0127_write(c, KS_UGAIN, reg_defaults[KS_UGAIN]);
ks0127_write(c, KS_VGAIN, reg_defaults[KS_VGAIN]);
ks0127_write(c, KS_UVOFFH, reg_defaults[KS_UVOFFH]);
ks0127_write(c, KS_UVOFFL, reg_defaults[KS_UVOFFL]);
break;
case KS_INPUT_YUV656:
v4l_dbg(1, debug, c,
"VIDIOC_S_INPUT 15: YUV656\n");
if (ks->norm & V4L2_STD_525_60)
/* force 60 Hz */
ks0127_and_or(c, KS_CMDA, 0xfc, 0x03);
else
/* force 50 Hz */
ks0127_and_or(c, KS_CMDA, 0xfc, 0x02);
ks0127_and_or(c, KS_CMDA, 0xff, 0x40); /* VSE=1 */
/* set input line and VALIGN */
ks0127_and_or(c, KS_CMDB, 0xb0, (*iarg | 0x40));
/* freerunning mode, */
/* TSTGEN = 1 TSTGFR=11 TSTGPH=0 TSTGPK=0 VMEM=1*/
ks0127_and_or(c, KS_CMDC, 0x70, 0x87);
/* digital input, SYNDIR = 0 INPSL=01 CLKDIR=0 EAV=0 */
ks0127_and_or(c, KS_CMDD, 0x03, 0x08);
/* disable chroma demodulation */
ks0127_and_or(c, KS_CTRACK, 0xcf, 0x30);
/* HYPK =01 CTRAP = 0 HYBWR=0 PED=1 RGBH=1 UNIT=1 */
ks0127_and_or(c, KS_LUMA, 0x00, 0x71);
ks0127_and_or(c, KS_VERTIC, 0x0f,
reg_defaults[KS_VERTIC]&0xf0);
/* scaler fullbw, luma comb off */
ks0127_and_or(c, KS_VERTIA, 0x08, 0x81);
ks0127_and_or(c, KS_CHROMB, 0x0f,
reg_defaults[KS_CHROMB]&0xf0);
ks0127_and_or(c, KS_CON, 0x00, 0x00);
ks0127_and_or(c, KS_BRT, 0x00, 32); /* spec: 34 */
/* spec: 229 (e5) */
ks0127_and_or(c, KS_SAT, 0x00, 0xe8);
ks0127_and_or(c, KS_HUE, 0x00, 0);
ks0127_and_or(c, KS_UGAIN, 0x00, 238);
ks0127_and_or(c, KS_VGAIN, 0x00, 0x00);
/*UOFF:0x30, VOFF:0x30, TSTCGN=1 */
ks0127_and_or(c, KS_UVOFFH, 0x00, 0x4f);
ks0127_and_or(c, KS_UVOFFL, 0x00, 0x00);
break;
default:
v4l_dbg(1, debug, c,
"VIDIOC_INT_S_VIDEO_ROUTING: Unknown input %d\n", route->input);
break;
}
/* hack: CDMLPF sometimes spontaneously switches on; */
/* force back off */
ks0127_write(c, KS_DEMOD, reg_defaults[KS_DEMOD]);
case KS_INPUT_SVIDEO_1:
case KS_INPUT_SVIDEO_2:
case KS_INPUT_SVIDEO_3:
v4l2_dbg(1, debug, sd,
"VIDIOC_S_INPUT %d: S-Video\n", route->input);
/* autodetect 50/60 Hz */
ks0127_and_or(sd, KS_CMDA, 0xfc, 0x00);
/* VSE=0 */
ks0127_and_or(sd, KS_CMDA, ~0x40, 0x00);
/* set input line */
ks0127_and_or(sd, KS_CMDB, 0xb0, route->input);
/* non-freerunning mode */
ks0127_and_or(sd, KS_CMDC, 0x70, 0x0a);
/* analog input */
ks0127_and_or(sd, KS_CMDD, 0x03, 0x00);
/* enable chroma demodulation */
ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x00);
ks0127_and_or(sd, KS_LUMA, 0x00,
reg_defaults[KS_LUMA]);
/* disable luma comb */
ks0127_and_or(sd, KS_VERTIA, 0x08,
(reg_defaults[KS_VERTIA]&0xf0)|0x01);
ks0127_and_or(sd, KS_VERTIC, 0x0f,
reg_defaults[KS_VERTIC]&0xf0);
ks0127_and_or(sd, KS_CHROMB, 0x0f,
reg_defaults[KS_CHROMB]&0xf0);
ks0127_write(sd, KS_UGAIN, reg_defaults[KS_UGAIN]);
ks0127_write(sd, KS_VGAIN, reg_defaults[KS_VGAIN]);
ks0127_write(sd, KS_UVOFFH, reg_defaults[KS_UVOFFH]);
ks0127_write(sd, KS_UVOFFL, reg_defaults[KS_UVOFFL]);
break;
case VIDIOC_S_STD: /* sam This block mixes old and new norm names... */
/* Set to automatic SECAM/Fsc mode */
ks0127_and_or(c, KS_DEMOD, 0xf0, 0x00);
ks->norm = *istd;
if (*istd & V4L2_STD_NTSC) {
v4l_dbg(1, debug, c,
"VIDIOC_S_STD: NTSC_M\n");
ks0127_and_or(c, KS_CHROMA, 0x9f, 0x20);
ks->format_height = 240;
ks->format_width = 704;
} else if (*istd & V4L2_STD_PAL_N) {
v4l_dbg(1, debug, c,
"KS0127_SET_NORM: NTSC_N (fixme)\n");
ks0127_and_or(c, KS_CHROMA, 0x9f, 0x40);
ks->format_height = 240;
ks->format_width = 704;
} else if (*istd & V4L2_STD_PAL) {
v4l_dbg(1, debug, c,
"VIDIOC_S_STD: PAL_N\n");
ks0127_and_or(c, KS_CHROMA, 0x9f, 0x20);
ks->format_height = 290;
ks->format_width = 704;
} else if (*istd & V4L2_STD_PAL_M) {
v4l_dbg(1, debug, c,
"KS0127_SET_NORM: PAL_M (fixme)\n");
ks0127_and_or(c, KS_CHROMA, 0x9f, 0x40);
ks->format_height = 290;
ks->format_width = 704;
} else if (*istd & V4L2_STD_SECAM) {
v4l_dbg(1, debug, c,
"KS0127_SET_NORM: SECAM\n");
ks->format_height = 290;
ks->format_width = 704;
/* set to secam autodetection */
ks0127_and_or(c, KS_CHROMA, 0xdf, 0x20);
ks0127_and_or(c, KS_DEMOD, 0xf0, 0x00);
schedule_timeout_interruptible(HZ/10+1);
/* did it autodetect? */
if (!(ks0127_read(c, KS_DEMOD) & 0x40))
/* force to secam mode */
ks0127_and_or(c, KS_DEMOD, 0xf0, 0x0f);
} else {
v4l_dbg(1, debug, c,
"VIDIOC_S_STD: Unknown norm %llx\n", *istd);
}
case KS_INPUT_YUV656:
v4l2_dbg(1, debug, sd, "VIDIOC_S_INPUT 15: YUV656\n");
if (ks->norm & V4L2_STD_525_60)
/* force 60 Hz */
ks0127_and_or(sd, KS_CMDA, 0xfc, 0x03);
else
/* force 50 Hz */
ks0127_and_or(sd, KS_CMDA, 0xfc, 0x02);
ks0127_and_or(sd, KS_CMDA, 0xff, 0x40); /* VSE=1 */
/* set input line and VALIGN */
ks0127_and_or(sd, KS_CMDB, 0xb0, (route->input | 0x40));
/* freerunning mode, */
/* TSTGEN = 1 TSTGFR=11 TSTGPH=0 TSTGPK=0 VMEM=1*/
ks0127_and_or(sd, KS_CMDC, 0x70, 0x87);
/* digital input, SYNDIR = 0 INPSL=01 CLKDIR=0 EAV=0 */
ks0127_and_or(sd, KS_CMDD, 0x03, 0x08);
/* disable chroma demodulation */
ks0127_and_or(sd, KS_CTRACK, 0xcf, 0x30);
/* HYPK =01 CTRAP = 0 HYBWR=0 PED=1 RGBH=1 UNIT=1 */
ks0127_and_or(sd, KS_LUMA, 0x00, 0x71);
ks0127_and_or(sd, KS_VERTIC, 0x0f,
reg_defaults[KS_VERTIC]&0xf0);
/* scaler fullbw, luma comb off */
ks0127_and_or(sd, KS_VERTIA, 0x08, 0x81);
ks0127_and_or(sd, KS_CHROMB, 0x0f,
reg_defaults[KS_CHROMB]&0xf0);
ks0127_and_or(sd, KS_CON, 0x00, 0x00);
ks0127_and_or(sd, KS_BRT, 0x00, 32); /* spec: 34 */
/* spec: 229 (e5) */
ks0127_and_or(sd, KS_SAT, 0x00, 0xe8);
ks0127_and_or(sd, KS_HUE, 0x00, 0);
ks0127_and_or(sd, KS_UGAIN, 0x00, 238);
ks0127_and_or(sd, KS_VGAIN, 0x00, 0x00);
/*UOFF:0x30, VOFF:0x30, TSTCGN=1 */
ks0127_and_or(sd, KS_UVOFFH, 0x00, 0x4f);
ks0127_and_or(sd, KS_UVOFFL, 0x00, 0x00);
break;
case VIDIOC_QUERYCTRL:
{
return -EINVAL;
}
case VIDIOC_S_CTRL:
v4l_dbg(1, debug, c,
"VIDIOC_S_CTRL: not yet supported\n");
return -EINVAL;
case VIDIOC_G_CTRL:
v4l_dbg(1, debug, c,
"VIDIOC_G_CTRL: not yet supported\n");
return -EINVAL;
/* sam todo: KS0127_SET_BRIGHTNESS: Merge into VIDIOC_S_CTRL */
/* sam todo: KS0127_SET_CONTRAST: Merge into VIDIOC_S_CTRL */
/* sam todo: KS0127_SET_HUE: Merge into VIDIOC_S_CTRL? */
/* sam todo: KS0127_SET_SATURATION: Merge into VIDIOC_S_CTRL */
/* sam todo: KS0127_SET_AGC_MODE: */
/* sam todo: KS0127_SET_AGC: */
/* sam todo: KS0127_SET_CHROMA_MODE: */
/* sam todo: KS0127_SET_PIXCLK_MODE: */
/* sam todo: KS0127_SET_GAMMA_MODE: */
/* sam todo: KS0127_SET_UGAIN: */
/* sam todo: KS0127_SET_VGAIN: */
/* sam todo: KS0127_SET_INVALY: */
/* sam todo: KS0127_SET_INVALU: */
/* sam todo: KS0127_SET_INVALV: */
/* sam todo: KS0127_SET_UNUSEY: */
/* sam todo: KS0127_SET_UNUSEU: */
/* sam todo: KS0127_SET_UNUSEV: */
/* sam todo: KS0127_SET_VSALIGN_MODE: */
case VIDIOC_STREAMON:
case VIDIOC_STREAMOFF:
{
int enable = cmd == VIDIOC_STREAMON;
if (enable) {
v4l_dbg(1, debug, c,
"VIDIOC_STREAMON\n");
/* All output pins on */
ks0127_and_or(c, KS_OFMTA, 0xcf, 0x30);
/* Obey the OEN pin */
ks0127_and_or(c, KS_CDEM, 0x7f, 0x00);
} else {
v4l_dbg(1, debug, c,
"VIDIOC_STREAMOFF\n");
/* Video output pins off */
ks0127_and_or(c, KS_OFMTA, 0xcf, 0x00);
/* Ignore the OEN pin */
ks0127_and_or(c, KS_CDEM, 0x7f, 0x80);
}
default:
v4l2_dbg(1, debug, sd,
"VIDIOC_INT_S_VIDEO_ROUTING: Unknown input %d\n", route->input);
break;
}
/* sam todo: KS0127_SET_OUTPUT_MODE: */
/* sam todo: KS0127_SET_WIDTH: */
/* sam todo: KS0127_SET_HEIGHT: */
/* sam todo: KS0127_SET_HSCALE: */
case VIDIOC_QUERYSTD:
case VIDIOC_INT_G_INPUT_STATUS: {
int stat = V4L2_IN_ST_NO_SIGNAL;
v4l2_std_id std = V4L2_STD_ALL;
v4l_dbg(1, debug, c, "VIDIOC_QUERYSTD/VIDIOC_INT_G_INPUT_STATUS\n");
status = ks0127_read(c, KS_STAT);
if (!(status & 0x20)) /* NOVID not set */
stat = 0;
if (!(status & 0x01)) /* CLOCK set */
stat |= V4L2_IN_ST_NO_COLOR;
if ((status & 0x08)) /* PALDET set */
std = V4L2_STD_PAL;
else
std = V4L2_STD_NTSC;
if (cmd == VIDIOC_QUERYSTD)
*istd = std;
else
*iarg = stat;
break;
/* hack: CDMLPF sometimes spontaneously switches on; */
/* force back off */
ks0127_write(sd, KS_DEMOD, reg_defaults[KS_DEMOD]);
return 0;
}
static int ks0127_s_std(struct v4l2_subdev *sd, v4l2_std_id std)
{
struct ks0127 *ks = to_ks0127(sd);
/* Set to automatic SECAM/Fsc mode */
ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x00);
ks->norm = std;
if (std & V4L2_STD_NTSC) {
v4l2_dbg(1, debug, sd,
"VIDIOC_S_STD: NTSC_M\n");
ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x20);
} else if (std & V4L2_STD_PAL_N) {
v4l2_dbg(1, debug, sd,
"KS0127_SET_NORM: NTSC_N (fixme)\n");
ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x40);
} else if (std & V4L2_STD_PAL) {
v4l2_dbg(1, debug, sd,
"VIDIOC_S_STD: PAL_N\n");
ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x20);
} else if (std & V4L2_STD_PAL_M) {
v4l2_dbg(1, debug, sd,
"KS0127_SET_NORM: PAL_M (fixme)\n");
ks0127_and_or(sd, KS_CHROMA, 0x9f, 0x40);
} else if (std & V4L2_STD_SECAM) {
v4l2_dbg(1, debug, sd,
"KS0127_SET_NORM: SECAM\n");
/* set to secam autodetection */
ks0127_and_or(sd, KS_CHROMA, 0xdf, 0x20);
ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x00);
schedule_timeout_interruptible(HZ/10+1);
/* did it autodetect? */
if (!(ks0127_read(sd, KS_DEMOD) & 0x40))
/* force to secam mode */
ks0127_and_or(sd, KS_DEMOD, 0xf0, 0x0f);
} else {
v4l2_dbg(1, debug, sd,
"VIDIOC_S_STD: Unknown norm %llx\n", std);
}
return 0;
}
/* Catch any unknown command */
default:
v4l_dbg(1, debug, c, "unknown: 0x%08x\n", cmd);
return -EINVAL;
static int ks0127_s_stream(struct v4l2_subdev *sd, int enable)
{
v4l2_dbg(1, debug, sd, "s_stream(%d)\n", enable);
if (enable) {
/* All output pins on */
ks0127_and_or(sd, KS_OFMTA, 0xcf, 0x30);
/* Obey the OEN pin */
ks0127_and_or(sd, KS_CDEM, 0x7f, 0x00);
} else {
/* Video output pins off */
ks0127_and_or(sd, KS_OFMTA, 0xcf, 0x00);
/* Ignore the OEN pin */
ks0127_and_or(sd, KS_CDEM, 0x7f, 0x80);
}
return 0;
}
static int ks0127_status(struct v4l2_subdev *sd, u32 *pstatus, v4l2_std_id *pstd)
{
int stat = V4L2_IN_ST_NO_SIGNAL;
u8 status;
v4l2_std_id std = V4L2_STD_ALL;
v4l2_dbg(1, debug, sd, "VIDIOC_QUERYSTD/VIDIOC_INT_G_INPUT_STATUS\n");
status = ks0127_read(sd, KS_STAT);
if (!(status & 0x20)) /* NOVID not set */
stat = 0;
if (!(status & 0x01)) /* CLOCK set */
stat |= V4L2_IN_ST_NO_COLOR;
if ((status & 0x08)) /* PALDET set */
std = V4L2_STD_PAL;
else
std = V4L2_STD_NTSC;
if (pstd)
*pstd = std;
if (pstatus)
*pstatus = stat;
return 0;
}
/* Addresses to scan */
#define I2C_KS0127_ADDON 0xD8
#define I2C_KS0127_ONBOARD 0xDA
static int ks0127_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
{
return ks0127_status(sd, NULL, std);
}
static unsigned short normal_i2c[] = {
I2C_KS0127_ADDON >> 1,
I2C_KS0127_ONBOARD >> 1,
I2C_CLIENT_END
static int ks0127_g_input_status(struct v4l2_subdev *sd, u32 *status)
{
return ks0127_status(sd, status, NULL);
}
static int ks0127_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip)
{
struct i2c_client *client = v4l2_get_subdevdata(sd);
struct ks0127 *ks = to_ks0127(sd);
return v4l2_chip_ident_i2c_client(client, chip, ks->ident, 0);
}
static int ks0127_command(struct i2c_client *client, unsigned cmd, void *arg)
{
return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg);
}
/* ----------------------------------------------------------------------- */
static const struct v4l2_subdev_core_ops ks0127_core_ops = {
.g_chip_ident = ks0127_g_chip_ident,
};
I2C_CLIENT_INSMOD;
static const struct v4l2_subdev_tuner_ops ks0127_tuner_ops = {
.s_std = ks0127_s_std,
};
static const struct v4l2_subdev_video_ops ks0127_video_ops = {
.s_routing = ks0127_s_routing,
.s_stream = ks0127_s_stream,
.querystd = ks0127_querystd,
.g_input_status = ks0127_g_input_status,
};
static int ks0127_probe(struct i2c_client *c, const struct i2c_device_id *id)
static const struct v4l2_subdev_ops ks0127_ops = {
.core = &ks0127_core_ops,
.tuner = &ks0127_tuner_ops,
.video = &ks0127_video_ops,
};
/* ----------------------------------------------------------------------- */
static int ks0127_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
struct ks0127 *ks;
struct v4l2_subdev *sd;
v4l_info(c, "%s chip found @ 0x%x (%s)\n",
c->addr == (I2C_KS0127_ADDON >> 1) ? "addon" : "on-board",
c->addr << 1, c->adapter->name);
v4l_info(client, "%s chip found @ 0x%x (%s)\n",
client->addr == (I2C_KS0127_ADDON >> 1) ? "addon" : "on-board",
client->addr << 1, client->adapter->name);
ks = kzalloc(sizeof(*ks), GFP_KERNEL);
if (ks == NULL)
return -ENOMEM;
i2c_set_clientdata(c, ks);
ks->ks_type = KS_TYPE_UNKNOWN;
sd = &ks->sd;
v4l2_i2c_subdev_init(sd, client, &ks0127_ops);
/* power up */
init_reg_defaults();
ks0127_write(c, KS_CMDA, 0x2c);
ks0127_write(sd, KS_CMDA, 0x2c);
mdelay(10);
/* reset the device */
ks0127_reset(c);
ks0127_init(sd);
return 0;
}
static int ks0127_remove(struct i2c_client *c)
static int ks0127_remove(struct i2c_client *client)
{
struct ks0127 *ks = i2c_get_clientdata(c);
ks0127_write(c, KS_OFMTA, 0x20); /* tristate */
ks0127_write(c, KS_CMDA, 0x2c | 0x80); /* power down */
struct v4l2_subdev *sd = i2c_get_clientdata(client);
kfree(ks);
v4l2_device_unregister_subdev(sd);
ks0127_write(sd, KS_OFMTA, 0x20); /* tristate */
ks0127_write(sd, KS_CMDA, 0x2c | 0x80); /* power down */
kfree(to_ks0127(sd));
return 0;
}
......
include/media/v4l2-chip-ident.h
View file @ 0750e971
......@@ -82,6 +82,11 @@ enum {
/* module bt866: just ident 866 */
V4L2_IDENT_BT866 = 866,
/* module ks0127: reserved range 1120-1129 */
V4L2_IDENT_KS0122S = 1122,
V4L2_IDENT_KS0127 = 1127,
V4L2_IDENT_KS0127B = 1128,
/* module vp27smpx: just ident 2700 */
V4L2_IDENT_VP27SMPX = 2700,
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7