diff options
| -rw-r--r-- | drivers/media/video/adv7170.c | 321 | ||||
| -rw-r--r-- | include/media/v4l2-chip-ident.h | 6 |
2 files changed, 174 insertions, 153 deletions
diff --git a/drivers/media/video/adv7170.c b/drivers/media/video/adv7170.c index ebafe78..f7120b3 100644 --- a/drivers/media/video/adv7170.c +++ b/drivers/media/video/adv7170.c @@ -34,15 +34,23 @@ #include <asm/uaccess.h> #include <linux/i2c.h> #include <linux/i2c-id.h> -#include <linux/videodev.h> -#include <linux/video_encoder.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> MODULE_DESCRIPTION("Analog Devices ADV7170 video encoder driver"); MODULE_AUTHOR("Maxim Yevtyushkin"); MODULE_LICENSE("GPL"); +static unsigned short normal_i2c[] = { + 0xd4 >> 1, 0xd6 >> 1, /* adv7170 IDs */ + 0x54 >> 1, 0x56 >> 1, /* adv7171 IDs */ + I2C_CLIENT_END +}; + +I2C_CLIENT_INSMOD; + static int debug; module_param(debug, int, 0); MODULE_PARM_DESC(debug, "Debug level (0-1)"); @@ -50,36 +58,43 @@ MODULE_PARM_DESC(debug, "Debug level (0-1)"); /* ----------------------------------------------------------------------- */ struct adv7170 { + struct v4l2_subdev sd; unsigned char reg[128]; v4l2_std_id norm; int input; - int bright; - int contrast; - int hue; - int sat; }; +static inline struct adv7170 *to_adv7170(struct v4l2_subdev *sd) +{ + return container_of(sd, struct adv7170, sd); +} + static char *inputs[] = { "pass_through", "play_back" }; /* ----------------------------------------------------------------------- */ -static inline int adv7170_write(struct i2c_client *client, u8 reg, u8 value) +static inline int adv7170_write(struct v4l2_subdev *sd, u8 reg, u8 value) { - struct adv7170 *encoder = i2c_get_clientdata(client); + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct adv7170 *encoder = to_adv7170(sd); encoder->reg[reg] = value; return i2c_smbus_write_byte_data(client, reg, value); } -static inline int adv7170_read(struct i2c_client *client, u8 reg) +static inline int adv7170_read(struct v4l2_subdev *sd, u8 reg) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + return i2c_smbus_read_byte_data(client, reg); } -static int adv7170_write_block(struct i2c_client *client, +static int adv7170_write_block(struct v4l2_subdev *sd, const u8 *data, unsigned int len) { + struct i2c_client *client = v4l2_get_subdevdata(sd); + struct adv7170 *encoder = to_adv7170(sd); int ret = -1; u8 reg; @@ -87,7 +102,6 @@ static int adv7170_write_block(struct i2c_client *client, * the adapter understands raw I2C */ if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { /* do raw I2C, not smbus compatible */ - struct adv7170 *encoder = i2c_get_clientdata(client); u8 block_data[32]; int block_len; @@ -108,7 +122,7 @@ static int adv7170_write_block(struct i2c_client *client, /* do some slow I2C emulation kind of thing */ while (len >= 2) { reg = *data++; - ret = adv7170_write(client, reg, *data++); + ret = adv7170_write(sd, reg, *data++); if (ret < 0) break; len -= 2; @@ -126,168 +140,165 @@ static int adv7170_write_block(struct i2c_client *client, #define TR1PLAY 0x00 static const unsigned char init_NTSC[] = { - 0x00, 0x10, // MR0 - 0x01, 0x20, // MR1 - 0x02, 0x0e, // MR2 RTC control: bits 2 and 1 - 0x03, 0x80, // MR3 - 0x04, 0x30, // MR4 - 0x05, 0x00, // Reserved - 0x06, 0x00, // Reserved - 0x07, TR0MODE, // TM0 - 0x08, TR1CAPT, // TM1 - 0x09, 0x16, // Fsc0 - 0x0a, 0x7c, // Fsc1 - 0x0b, 0xf0, // Fsc2 - 0x0c, 0x21, // Fsc3 - 0x0d, 0x00, // Subcarrier Phase - 0x0e, 0x00, // Closed Capt. Ext 0 - 0x0f, 0x00, // Closed Capt. Ext 1 - 0x10, 0x00, // Closed Capt. 0 - 0x11, 0x00, // Closed Capt. 1 - 0x12, 0x00, // Pedestal Ctl 0 - 0x13, 0x00, // Pedestal Ctl 1 - 0x14, 0x00, // Pedestal Ctl 2 - 0x15, 0x00, // Pedestal Ctl 3 - 0x16, 0x00, // CGMS_WSS_0 - 0x17, 0x00, // CGMS_WSS_1 - 0x18, 0x00, // CGMS_WSS_2 - 0x19, 0x00, // Teletext Ctl + 0x00, 0x10, /* MR0 */ + 0x01, 0x20, /* MR1 */ + 0x02, 0x0e, /* MR2 RTC control: bits 2 and 1 */ + 0x03, 0x80, /* MR3 */ + 0x04, 0x30, /* MR4 */ + 0x05, 0x00, /* Reserved */ + 0x06, 0x00, /* Reserved */ + 0x07, TR0MODE, /* TM0 */ + 0x08, TR1CAPT, /* TM1 */ + 0x09, 0x16, /* Fsc0 */ + 0x0a, 0x7c, /* Fsc1 */ + 0x0b, 0xf0, /* Fsc2 */ + 0x0c, 0x21, /* Fsc3 */ + 0x0d, 0x00, /* Subcarrier Phase */ + 0x0e, 0x00, /* Closed Capt. Ext 0 */ + 0x0f, 0x00, /* Closed Capt. Ext 1 */ + 0x10, 0x00, /* Closed Capt. 0 */ + 0x11, 0x00, /* Closed Capt. 1 */ + 0x12, 0x00, /* Pedestal Ctl 0 */ + 0x13, 0x00, /* Pedestal Ctl 1 */ + 0x14, 0x00, /* Pedestal Ctl 2 */ + 0x15, 0x00, /* Pedestal Ctl 3 */ + 0x16, 0x00, /* CGMS_WSS_0 */ + 0x17, 0x00, /* CGMS_WSS_1 */ + 0x18, 0x00, /* CGMS_WSS_2 */ + 0x19, 0x00, /* Teletext Ctl */ }; static const unsigned char init_PAL[] = { - 0x00, 0x71, // MR0 - 0x01, 0x20, // MR1 - 0x02, 0x0e, // MR2 RTC control: bits 2 and 1 - 0x03, 0x80, // MR3 - 0x04, 0x30, // MR4 - 0x05, 0x00, // Reserved - 0x06, 0x00, // Reserved - 0x07, TR0MODE, // TM0 - 0x08, TR1CAPT, // TM1 - 0x09, 0xcb, // Fsc0 - 0x0a, 0x8a, // Fsc1 - 0x0b, 0x09, // Fsc2 - 0x0c, 0x2a, // Fsc3 - 0x0d, 0x00, // Subcarrier Phase - 0x0e, 0x00, // Closed Capt. Ext 0 - 0x0f, 0x00, // Closed Capt. Ext 1 - 0x10, 0x00, // Closed Capt. 0 - 0x11, 0x00, // Closed Capt. 1 - 0x12, 0x00, // Pedestal Ctl 0 - 0x13, 0x00, // Pedestal Ctl 1 - 0x14, 0x00, // Pedestal Ctl 2 - 0x15, 0x00, // Pedestal Ctl 3 - 0x16, 0x00, // CGMS_WSS_0 - 0x17, 0x00, // CGMS_WSS_1 - 0x18, 0x00, // CGMS_WSS_2 - 0x19, 0x00, // Teletext Ctl + 0x00, 0x71, /* MR0 */ + 0x01, 0x20, /* MR1 */ + 0x02, 0x0e, /* MR2 RTC control: bits 2 and 1 */ + 0x03, 0x80, /* MR3 */ + 0x04, 0x30, /* MR4 */ + 0x05, 0x00, /* Reserved */ + 0x06, 0x00, /* Reserved */ + 0x07, TR0MODE, /* TM0 */ + 0x08, TR1CAPT, /* TM1 */ + 0x09, 0xcb, /* Fsc0 */ + 0x0a, 0x8a, /* Fsc1 */ + 0x0b, 0x09, /* Fsc2 */ + 0x0c, 0x2a, /* Fsc3 */ + 0x0d, 0x00, /* Subcarrier Phase */ + 0x0e, 0x00, /* Closed Capt. Ext 0 */ + 0x0f, 0x00, /* Closed Capt. Ext 1 */ + 0x10, 0x00, /* Closed Capt. 0 */ + 0x11, 0x00, /* Closed Capt. 1 */ + 0x12, 0x00, /* Pedestal Ctl 0 */ + 0x13, 0x00, /* Pedestal Ctl 1 */ + 0x14, 0x00, /* Pedestal Ctl 2 */ + 0x15, 0x00, /* Pedestal Ctl 3 */ + 0x16, 0x00, /* CGMS_WSS_0 */ + 0x17, 0x00, /* CGMS_WSS_1 */ + 0x18, 0x00, /* CGMS_WSS_2 */ + 0x19, 0x00, /* Teletext Ctl */ }; -static int adv7170_command(struct i2c_client *client, unsigned cmd, void *arg) +static int adv7170_s_std_output(struct v4l2_subdev *sd, v4l2_std_id std) { - struct adv7170 *encoder = i2c_get_clientdata(client); - - switch (cmd) { - case VIDIOC_INT_INIT: -#if 0 - /* This is just for testing!!! */ - adv7170_write_block(client, init_common, - sizeof(init_common)); - adv7170_write(client, 0x07, TR0MODE | TR0RST); - adv7170_write(client, 0x07, TR0MODE); -#endif - break; - - case VIDIOC_INT_S_STD_OUTPUT: - { - v4l2_std_id iarg = *(v4l2_std_id *) arg; - - v4l_dbg(1, debug, client, "set norm %llx\n", iarg); - - if (iarg & V4L2_STD_NTSC) { - adv7170_write_block(client, init_NTSC, - sizeof(init_NTSC)); - if (encoder->input == 0) - adv7170_write(client, 0x02, 0x0e); // Enable genlock - adv7170_write(client, 0x07, TR0MODE | TR0RST); - adv7170_write(client, 0x07, TR0MODE); - } else if (iarg & V4L2_STD_PAL) { - adv7170_write_block(client, init_PAL, - sizeof(init_PAL)); - if (encoder->input == 0) - adv7170_write(client, 0x02, 0x0e); // Enable genlock - adv7170_write(client, 0x07, TR0MODE | TR0RST); - adv7170_write(client, 0x07, TR0MODE); - } else { - v4l_dbg(1, debug, client, "illegal norm: %llx\n", iarg); - return -EINVAL; - } - v4l_dbg(1, debug, client, "switched to %llx\n", iarg); - encoder->norm = iarg; - break; + struct adv7170 *encoder = to_adv7170(sd); + + v4l2_dbg(1, debug, sd, "set norm %llx\n", std); + + if (std & V4L2_STD_NTSC) { + adv7170_write_block(sd, init_NTSC, sizeof(init_NTSC)); + if (encoder->input == 0) + adv7170_write(sd, 0x02, 0x0e); /* Enable genlock */ + adv7170_write(sd, 0x07, TR0MODE | TR0RST); + adv7170_write(sd, 0x07, TR0MODE); + } else if (std & V4L2_STD_PAL) { + adv7170_write_block(sd, init_PAL, sizeof(init_PAL)); + if (encoder->input == 0) + adv7170_write(sd, 0x02, 0x0e); /* Enable genlock */ + adv7170_write(sd, 0x07, TR0MODE | TR0RST); + adv7170_write(sd, 0x07, TR0MODE); + } else { + v4l2_dbg(1, debug, sd, "illegal norm: %llx\n", std); + return -EINVAL; } + v4l2_dbg(1, debug, sd, "switched to %llx\n", std); + encoder->norm = std; + return 0; +} - case VIDIOC_INT_S_VIDEO_ROUTING: - { - struct v4l2_routing *route = arg; +static int adv7170_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *route) +{ + struct adv7170 *encoder = to_adv7170(sd); - /* RJ: *iarg = 0: input is from decoder - *iarg = 1: input is from ZR36060 - *iarg = 2: color bar */ + /* RJ: route->input = 0: input is from decoder + route->input = 1: input is from ZR36060 + route->input = 2: color bar */ - v4l_dbg(1, debug, client, "set input from %s\n", + v4l2_dbg(1, debug, sd, "set input from %s\n", route->input == 0 ? "decoder" : "ZR36060"); - switch (route->input) { - case 0: - adv7170_write(client, 0x01, 0x20); - adv7170_write(client, 0x08, TR1CAPT); /* TR1 */ - adv7170_write(client, 0x02, 0x0e); // Enable genlock - adv7170_write(client, 0x07, TR0MODE | TR0RST); - adv7170_write(client, 0x07, TR0MODE); - /* udelay(10); */ - break; - - case 1: - adv7170_write(client, 0x01, 0x00); - adv7170_write(client, 0x08, TR1PLAY); /* TR1 */ - adv7170_write(client, 0x02, 0x08); - adv7170_write(client, 0x07, TR0MODE | TR0RST); - adv7170_write(client, 0x07, TR0MODE); - /* udelay(10); */ - break; - - default: - v4l_dbg(1, debug, client, "illegal input: %d\n", route->input); - return -EINVAL; - } - v4l_dbg(1, debug, client, "switched to %s\n", inputs[route->input]); - encoder->input = route->input; + switch (route->input) { + case 0: + adv7170_write(sd, 0x01, 0x20); + adv7170_write(sd, 0x08, TR1CAPT); /* TR1 */ + adv7170_write(sd, 0x02, 0x0e); /* Enable genlock */ + adv7170_write(sd, 0x07, TR0MODE | TR0RST); + adv7170_write(sd, 0x07, TR0MODE); + /* udelay(10); */ + break; + + case 1: + adv7170_write(sd, 0x01, 0x00); + adv7170_write(sd, 0x08, TR1PLAY); /* TR1 */ + adv7170_write(sd, 0x02, 0x08); + adv7170_write(sd, 0x07, TR0MODE | TR0RST); + adv7170_write(sd, 0x07, TR0MODE); + /* udelay(10); */ break; - } default: + v4l2_dbg(1, debug, sd, "illegal input: %d\n", route->input); return -EINVAL; } - + v4l2_dbg(1, debug, sd, "switched to %s\n", inputs[route->input]); + encoder->input = route->input; return 0; } +static int adv7170_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip) +{ + struct i2c_client *client = v4l2_get_subdevdata(sd); + + return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_BT866, 0); +} + +static int adv7170_command(struct i2c_client *client, unsigned cmd, void *arg) +{ + return v4l2_subdev_command(i2c_get_clientdata(client), cmd, arg); +} + /* ----------------------------------------------------------------------- */ -static unsigned short normal_i2c[] = { - 0xd4 >> 1, 0xd6 >> 1, /* adv7170 IDs */ - 0x54 >> 1, 0x56 >> 1, /* adv7171 IDs */ - I2C_CLIENT_END +static const struct v4l2_subdev_core_ops adv7170_core_ops = { + .g_chip_ident = adv7170_g_chip_ident, }; -I2C_CLIENT_INSMOD; +static const struct v4l2_subdev_video_ops adv7170_video_ops = { + .s_std_output = adv7170_s_std_output, + .s_routing = adv7170_s_routing, +}; + +static const struct v4l2_subdev_ops adv7170_ops = { + .core = &adv7170_core_ops, + .video = &adv7170_video_ops, +}; + +/* ----------------------------------------------------------------------- */ static int adv7170_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct adv7170 *encoder; + struct v4l2_subdev *sd; int i; /* Check if the adapter supports the needed features */ @@ -300,25 +311,29 @@ static int adv7170_probe(struct i2c_client *client, encoder = kzalloc(sizeof(struct adv7170), GFP_KERNEL); if (encoder == NULL) return -ENOMEM; + sd = &encoder->sd; + v4l2_i2c_subdev_init(sd, client, &adv7170_ops); encoder->norm = V4L2_STD_NTSC; encoder->input = 0; - i2c_set_clientdata(client, encoder); - i = adv7170_write_block(client, init_NTSC, sizeof(init_NTSC)); + i = adv7170_write_block(sd, init_NTSC, sizeof(init_NTSC)); if (i >= 0) { - i = adv7170_write(client, 0x07, TR0MODE | TR0RST); - i = adv7170_write(client, 0x07, TR0MODE); - i = adv7170_read(client, 0x12); - v4l_dbg(1, debug, client, "revision %d\n", i & 1); + i = adv7170_write(sd, 0x07, TR0MODE | TR0RST); + i = adv7170_write(sd, 0x07, TR0MODE); + i = adv7170_read(sd, 0x12); + v4l2_dbg(1, debug, sd, "revision %d\n", i & 1); } if (i < 0) - v4l_dbg(1, debug, client, "init error 0x%x\n", i); + v4l2_dbg(1, debug, sd, "init error 0x%x\n", i); return 0; } static int adv7170_remove(struct i2c_client *client) { - kfree(i2c_get_clientdata(client)); + struct v4l2_subdev *sd = i2c_get_clientdata(client); + + v4l2_device_unregister_subdev(sd); + kfree(to_adv7170(sd)); return 0; } diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h index f53f1a1..a5339d8 100644 --- a/include/media/v4l2-chip-ident.h +++ b/include/media/v4l2-chip-ident.h @@ -118,6 +118,12 @@ enum { V4L2_IDENT_SAA6752HS = 6752, V4L2_IDENT_SAA6752HS_AC3 = 6753, + /* module adv7170: just ident 7170 */ + V4L2_IDENT_ADV7170 = 7170, + + /* module adv7175: just ident 7175 */ + V4L2_IDENT_ADV7175 = 7175, + /* module saa7185: just ident 7185 */ V4L2_IDENT_SAA7185 = 7185, |
