diff options
| -rw-r--r-- | drivers/media/video/cx25840/cx25840-core.c | 466 |
1 files changed, 203 insertions, 263 deletions
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c index 15f191e170d2..1556e2fad4c1 100644 --- a/drivers/media/video/cx25840/cx25840-core.c +++ b/drivers/media/video/cx25840/cx25840-core.c @@ -37,6 +37,7 @@ #include <linux/delay.h> #include <media/v4l2-common.h> #include <media/v4l2-chip-ident.h> +#include <media/v4l2-i2c-drv-legacy.h> #include <media/cx25840.h> #include "cx25840-core.h" @@ -122,8 +123,6 @@ int cx25840_and_or(struct i2c_client *client, u16 addr, unsigned and_mask, static int set_input(struct i2c_client *client, enum cx25840_video_input vid_input, enum cx25840_audio_input aud_input); -static void log_audio_status(struct i2c_client *client); -static void log_video_status(struct i2c_client *client); /* ----------------------------------------------------------------------- */ @@ -641,6 +640,200 @@ static int set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt) /* ----------------------------------------------------------------------- */ +static void log_video_status(struct i2c_client *client) +{ + static const char *const fmt_strs[] = { + "0x0", + "NTSC-M", "NTSC-J", "NTSC-4.43", + "PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60", + "0x9", "0xA", "0xB", + "SECAM", + "0xD", "0xE", "0xF" + }; + + struct cx25840_state *state = i2c_get_clientdata(client); + u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf; + u8 gen_stat1 = cx25840_read(client, 0x40d); + u8 gen_stat2 = cx25840_read(client, 0x40e); + int vid_input = state->vid_input; + + v4l_info(client, "Video signal: %spresent\n", + (gen_stat2 & 0x20) ? "" : "not "); + v4l_info(client, "Detected format: %s\n", + fmt_strs[gen_stat1 & 0xf]); + + v4l_info(client, "Specified standard: %s\n", + vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection"); + + if (vid_input >= CX25840_COMPOSITE1 && + vid_input <= CX25840_COMPOSITE8) { + v4l_info(client, "Specified video input: Composite %d\n", + vid_input - CX25840_COMPOSITE1 + 1); + } else { + v4l_info(client, "Specified video input: S-Video (Luma In%d, Chroma In%d)\n", + (vid_input & 0xf0) >> 4, (vid_input & 0xf00) >> 8); + } + + v4l_info(client, "Specified audioclock freq: %d Hz\n", state->audclk_freq); +} + +/* ----------------------------------------------------------------------- */ + +static void log_audio_status(struct i2c_client *client) +{ + struct cx25840_state *state = i2c_get_clientdata(client); + u8 download_ctl = cx25840_read(client, 0x803); + u8 mod_det_stat0 = cx25840_read(client, 0x804); + u8 mod_det_stat1 = cx25840_read(client, 0x805); + u8 audio_config = cx25840_read(client, 0x808); + u8 pref_mode = cx25840_read(client, 0x809); + u8 afc0 = cx25840_read(client, 0x80b); + u8 mute_ctl = cx25840_read(client, 0x8d3); + int aud_input = state->aud_input; + char *p; + + switch (mod_det_stat0) { + case 0x00: p = "mono"; break; + case 0x01: p = "stereo"; break; + case 0x02: p = "dual"; break; + case 0x04: p = "tri"; break; + case 0x10: p = "mono with SAP"; break; + case 0x11: p = "stereo with SAP"; break; + case 0x12: p = "dual with SAP"; break; + case 0x14: p = "tri with SAP"; break; + case 0xfe: p = "forced mode"; break; + default: p = "not defined"; + } + v4l_info(client, "Detected audio mode: %s\n", p); + + switch (mod_det_stat1) { + case 0x00: p = "not defined"; break; + case 0x01: p = "EIAJ"; break; + case 0x02: p = "A2-M"; break; + case 0x03: p = "A2-BG"; break; + case 0x04: p = "A2-DK1"; break; + case 0x05: p = "A2-DK2"; break; + case 0x06: p = "A2-DK3"; break; + case 0x07: p = "A1 (6.0 MHz FM Mono)"; break; + case 0x08: p = "AM-L"; break; + case 0x09: p = "NICAM-BG"; break; + case 0x0a: p = "NICAM-DK"; break; + case 0x0b: p = "NICAM-I"; break; + case 0x0c: p = "NICAM-L"; break; + case 0x0d: p = "BTSC/EIAJ/A2-M Mono (4.5 MHz FMMono)"; break; + case 0x0e: p = "IF FM Radio"; break; + case 0x0f: p = "BTSC"; break; + case 0x10: p = "high-deviation FM"; break; + case 0x11: p = "very high-deviation FM"; break; + case 0xfd: p = "unknown audio standard"; break; + case 0xfe: p = "forced audio standard"; break; + case 0xff: p = "no detected audio standard"; break; + default: p = "not defined"; + } + v4l_info(client, "Detected audio standard: %s\n", p); + v4l_info(client, "Audio muted: %s\n", + (state->unmute_volume >= 0) ? "yes" : "no"); + v4l_info(client, "Audio microcontroller: %s\n", + (download_ctl & 0x10) ? + ((mute_ctl & 0x2) ? "detecting" : "running") : "stopped"); + + switch (audio_config >> 4) { + case 0x00: p = "undefined"; break; + case 0x01: p = "BTSC"; break; + case 0x02: p = "EIAJ"; break; + case 0x03: p = "A2-M"; break; + case 0x04: p = "A2-BG"; break; + case 0x05: p = "A2-DK1"; break; + case 0x06: p = "A2-DK2"; break; + case 0x07: p = "A2-DK3"; break; + case 0x08: p = "A1 (6.0 MHz FM Mono)"; break; + case 0x09: p = "AM-L"; break; + case 0x0a: p = "NICAM-BG"; break; + case 0x0b: p = "NICAM-DK"; break; + case 0x0c: p = "NICAM-I"; break; + case 0x0d: p = "NICAM-L"; break; + case 0x0e: p = "FM radio"; break; + case 0x0f: p = "automatic detection"; break; + default: p = "undefined"; + } + v4l_info(client, "Configured audio standard: %s\n", p); + + if ((audio_config >> 4) < 0xF) { + switch (audio_config & 0xF) { + case 0x00: p = "MONO1 (LANGUAGE A/Mono L+R channel for BTSC, EIAJ, A2)"; break; + case 0x01: p = "MONO2 (LANGUAGE B)"; break; + case 0x02: p = "MONO3 (STEREO forced MONO)"; break; + case 0x03: p = "MONO4 (NICAM ANALOG-Language C/Analog Fallback)"; break; + case 0x04: p = "STEREO"; break; + case 0x05: p = "DUAL1 (AB)"; break; + case 0x06: p = "DUAL2 (AC) (FM)"; break; + case 0x07: p = "DUAL3 (BC) (FM)"; break; + case 0x08: p = "DUAL4 (AC) (AM)"; break; + case 0x09: p = "DUAL5 (BC) (AM)"; break; + case 0x0a: p = "SAP"; break; + default: p = "undefined"; + } + v4l_info(client, "Configured audio mode: %s\n", p); + } else { + switch (audio_config & 0xF) { + case 0x00: p = "BG"; break; + case 0x01: p = "DK1"; break; + case 0x02: p = "DK2"; break; + case 0x03: p = "DK3"; break; + case 0x04: p = "I"; break; + case 0x05: p = "L"; break; + case 0x06: p = "BTSC"; break; + case 0x07: p = "EIAJ"; break; + case 0x08: p = "A2-M"; break; + case 0x09: p = "FM Radio"; break; + case 0x0f: p = "automatic standard and mode detection"; break; + default: p = "undefined"; + } + v4l_info(client, "Configured audio system: %s\n", p); + } + + if (aud_input) { + v4l_info(client, "Specified audio input: Tuner (In%d)\n", aud_input); + } else { + v4l_info(client, "Specified audio input: External\n"); + } + + switch (pref_mode & 0xf) { + case 0: p = "mono/language A"; break; + case 1: p = "language B"; break; + case 2: p = "language C"; break; + case 3: p = "analog fallback"; break; + case 4: p = "stereo"; break; + case 5: p = "language AC"; break; + case 6: p = "language BC"; break; + case 7: p = "language AB"; break; + default: p = "undefined"; + } + v4l_info(client, "Preferred audio mode: %s\n", p); + + if ((audio_config & 0xf) == 0xf) { + switch ((afc0 >> 3) & 0x3) { + case 0: p = "system DK"; break; + case 1: p = "system L"; break; + case 2: p = "autodetect"; break; + default: p = "undefined"; + } + v4l_info(client, "Selected 65 MHz format: %s\n", p); + + switch (afc0 & 0x7) { + case 0: p = "chroma"; break; + case 1: p = "BTSC"; break; + case 2: p = "EIAJ"; break; + case 3: p = "A2-M"; break; + case 4: p = "autodetect"; break; + default: p = "undefined"; + } + v4l_info(client, "Selected 45 MHz format: %s\n", p); + } +} + +/* ----------------------------------------------------------------------- */ + static int cx25840_command(struct i2c_client *client, unsigned int cmd, void *arg) { @@ -879,31 +1072,12 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd, /* ----------------------------------------------------------------------- */ -static struct i2c_driver i2c_driver_cx25840; - -static int cx25840_detect_client(struct i2c_adapter *adapter, int address, - int kind) +static int cx25840_probe(struct i2c_client *client) { - struct i2c_client *client; struct cx25840_state *state; u32 id; u16 device_id; - /* Check if the adapter supports the needed features - * Not until kernel version 2.6.11 did the bit-algo - * correctly report that it would do an I2C-level xfer */ - if (!i2c_check_functionality(adapter, I2C_FUNC_I2C)) - return 0; - - client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL); - if (client == 0) - return -ENOMEM; - - client->addr = address; - client->adapter = adapter; - client->driver = &i2c_driver_cx25840; - snprintf(client->name, sizeof(client->name) - 1, "cx25840"); - v4l_dbg(1, cx25840_debug, client, "detecting cx25840 client on address 0x%x\n", client->addr << 1); device_id = cx25840_read(client, 0x101) << 8; @@ -919,13 +1093,11 @@ static int cx25840_detect_client(struct i2c_adapter *adapter, int address, } else { v4l_dbg(1, cx25840_debug, client, "cx25840 not found\n"); - kfree(client); return 0; } state = kzalloc(sizeof(struct cx25840_state), GFP_KERNEL); if (state == NULL) { - kfree(client); return -ENOMEM; } @@ -948,251 +1120,19 @@ static int cx25840_detect_client(struct i2c_adapter *adapter, int address, state->vbi_line_offset = 8; state->id = id; state->rev = device_id; - - i2c_attach_client(client); - return 0; } -static int cx25840_attach_adapter(struct i2c_adapter *adapter) +static int cx25840_remove(struct i2c_client *client) { - if (adapter->class & I2C_CLASS_TV_ANALOG) - return i2c_probe(adapter, &addr_data, &cx25840_detect_client); + kfree(i2c_get_clientdata(client)); return 0; } -static int cx25840_detach_client(struct i2c_client *client) -{ - struct cx25840_state *state = i2c_get_clientdata(client); - int err; - - err = i2c_detach_client(client); - if (err) { - return err; - } - - kfree(state); - kfree(client); - - return 0; -} - -/* ----------------------------------------------------------------------- */ - -static struct i2c_driver i2c_driver_cx25840 = { - .driver = { - .name = "cx25840", - }, - .id = I2C_DRIVERID_CX25840, - .attach_adapter = cx25840_attach_adapter, - .detach_client = cx25840_detach_client, +static struct v4l2_i2c_driver_data v4l2_i2c_data = { + .name = "cx25840", + .driverid = I2C_DRIVERID_CX25840, .command = cx25840_command, + .probe = cx25840_probe, + .remove = cx25840_remove, }; - - -static int __init m__init(void) -{ - return i2c_add_driver(&i2c_driver_cx25840); -} - -static void __exit m__exit(void) -{ - i2c_del_driver(&i2c_driver_cx25840); -} - -module_init(m__init); -module_exit(m__exit); - -/* ----------------------------------------------------------------------- */ - -static void log_video_status(struct i2c_client *client) -{ - static const char *const fmt_strs[] = { - "0x0", - "NTSC-M", "NTSC-J", "NTSC-4.43", - "PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60", - "0x9", "0xA", "0xB", - "SECAM", - "0xD", "0xE", "0xF" - }; - - struct cx25840_state *state = i2c_get_clientdata(client); - u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf; - u8 gen_stat1 = cx25840_read(client, 0x40d); - u8 gen_stat2 = cx25840_read(client, 0x40e); - int vid_input = state->vid_input; - - v4l_info(client, "Video signal: %spresent\n", - (gen_stat2 & 0x20) ? "" : "not "); - v4l_info(client, "Detected format: %s\n", - fmt_strs[gen_stat1 & 0xf]); - - v4l_info(client, "Specified standard: %s\n", - vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection"); - - if (vid_input >= CX25840_COMPOSITE1 && - vid_input <= CX25840_COMPOSITE8) { - v4l_info(client, "Specified video input: Composite %d\n", - vid_input - CX25840_COMPOSITE1 + 1); - } else { - v4l_info(client, "Specified video input: S-Video (Luma In%d, Chroma In%d)\n", - (vid_input & 0xf0) >> 4, (vid_input & 0xf00) >> 8); - } - - v4l_info(client, "Specified audioclock freq: %d Hz\n", state->audclk_freq); -} - -/* ----------------------------------------------------------------------- */ - -static void log_audio_status(struct i2c_client *client) -{ - struct cx25840_state *state = i2c_get_clientdata(client); - u8 download_ctl = cx25840_read(client, 0x803); - u8 mod_det_stat0 = cx25840_read(client, 0x804); - u8 mod_det_stat1 = cx25840_read(client, 0x805); - u8 audio_config = cx25840_read(client, 0x808); - u8 pref_mode = cx25840_read(client, 0x809); - u8 afc0 = cx25840_read(client, 0x80b); - u8 mute_ctl = cx25840_read(client, 0x8d3); - int aud_input = state->aud_input; - char *p; - - switch (mod_det_stat0) { - case 0x00: p = "mono"; break; - case 0x01: p = "stereo"; break; - case 0x02: p = "dual"; break; - case 0x04: p = "tri"; break; - case 0x10: p = "mono with SAP"; break; - case 0x11: p = "stereo with SAP"; break; - case 0x12: p = "dual with SAP"; break; - case 0x14: p = "tri with SAP"; break; - case 0xfe: p = "forced mode"; break; - default: p = "not defined"; - } - v4l_info(client, "Detected audio mode: %s\n", p); - - switch (mod_det_stat1) { - case 0x00: p = "not defined"; break; - case 0x01: p = "EIAJ"; break; - case 0x02: p = "A2-M"; break; - case 0x03: p = "A2-BG"; break; - case 0x04: p = "A2-DK1"; break; - case 0x05: p = "A2-DK2"; break; - case 0x06: p = "A2-DK3"; break; - case 0x07: p = "A1 (6.0 MHz FM Mono)"; break; - case 0x08: p = "AM-L"; break; - case 0x09: p = "NICAM-BG"; break; - case 0x0a: p = "NICAM-DK"; break; - case 0x0b: p = "NICAM-I"; break; - case 0x0c: p = "NICAM-L"; break; - case 0x0d: p = "BTSC/EIAJ/A2-M Mono (4.5 MHz FMMono)"; break; - case 0x0e: p = "IF FM Radio"; break; - case 0x0f: p = "BTSC"; break; - case 0x10: p = "high-deviation FM"; break; - case 0x11: p = "very high-deviation FM"; break; - case 0xfd: p = "unknown audio standard"; break; - case 0xfe: p = "forced audio standard"; break; - case 0xff: p = "no detected audio standard"; break; - default: p = "not defined"; - } - v4l_info(client, "Detected audio standard: %s\n", p); - v4l_info(client, "Audio muted: %s\n", - (state->unmute_volume >= 0) ? "yes" : "no"); - v4l_info(client, "Audio microcontroller: %s\n", - (download_ctl & 0x10) ? - ((mute_ctl & 0x2) ? "detecting" : "running") : "stopped"); - - switch (audio_config >> 4) { - case 0x00: p = "undefined"; break; - case 0x01: p = "BTSC"; break; - case 0x02: p = "EIAJ"; break; - case 0x03: p = "A2-M"; break; - case 0x04: p = "A2-BG"; break; - case 0x05: p = "A2-DK1"; break; - case 0x06: p = "A2-DK2"; break; - case 0x07: p = "A2-DK3"; break; - case 0x08: p = "A1 (6.0 MHz FM Mono)"; break; - case 0x09: p = "AM-L"; break; - case 0x0a: p = "NICAM-BG"; break; - case 0x0b: p = "NICAM-DK"; break; - case 0x0c: p = "NICAM-I"; break; - case 0x0d: p = "NICAM-L"; break; - case 0x0e: p = "FM radio"; break; - case 0x0f: p = "automatic detection"; break; - default: p = "undefined"; - } - v4l_info(client, "Configured audio standard: %s\n", p); - - if ((audio_config >> 4) < 0xF) { - switch (audio_config & 0xF) { - case 0x00: p = "MONO1 (LANGUAGE A/Mono L+R channel for BTSC, EIAJ, A2)"; break; - case 0x01: p = "MONO2 (LANGUAGE B)"; break; - case 0x02: p = "MONO3 (STEREO forced MONO)"; break; - case 0x03: p = "MONO4 (NICAM ANALOG-Language C/Analog Fallback)"; break; - case 0x04: p = "STEREO"; break; - case 0x05: p = "DUAL1 (AB)"; break; - case 0x06: p = "DUAL2 (AC) (FM)"; break; - case 0x07: p = "DUAL3 (BC) (FM)"; break; - case 0x08: p = "DUAL4 (AC) (AM)"; break; - case 0x09: p = "DUAL5 (BC) (AM)"; break; - case 0x0a: p = "SAP"; break; - default: p = "undefined"; - } - v4l_info(client, "Configured audio mode: %s\n", p); - } else { - switch (audio_config & 0xF) { - case 0x00: p = "BG"; break; - case 0x01: p = "DK1"; break; - case 0x02: p = "DK2"; break; - case 0x03: p = "DK3"; break; - case 0x04: p = "I"; break; - case 0x05: p = "L"; break; - case 0x06: p = "BTSC"; break; - case 0x07: p = "EIAJ"; break; - case 0x08: p = "A2-M"; break; - case 0x09: p = "FM Radio"; break; - case 0x0f: p = "automatic standard and mode detection"; break; - default: p = "undefined"; - } - v4l_info(client, "Configured audio system: %s\n", p); - } - - if (aud_input) { - v4l_info(client, "Specified audio input: Tuner (In%d)\n", aud_input); - } else { - v4l_info(client, "Specified audio input: External\n"); - } - - switch (pref_mode & 0xf) { - case 0: p = "mono/language A"; break; - case 1: p = "language B"; break; - case 2: p = "language C"; break; - case 3: p = "analog fallback"; break; - case 4: p = "stereo"; break; - case 5: p = "language AC"; break; - case 6: p = "language BC"; break; - case 7: p = "language AB"; break; - default: p = "undefined"; - } - v4l_info(client, "Preferred audio mode: %s\n", p); - - if ((audio_config & 0xf) == 0xf) { - switch ((afc0 >> 3) & 0x3) { - case 0: p = "system DK"; break; - case 1: p = "system L"; break; - case 2: p = "autodetect"; break; - default: p = "undefined"; - } - v4l_info(client, "Selected 65 MHz format: %s\n", p); - - switch (afc0 & 0x7) { - case 0: p = "chroma"; break; - case 1: p = "BTSC"; break; - case 2: p = "EIAJ"; break; - case 3: p = "A2-M"; break; - case 4: p = "autodetect"; break; - default: p = "undefined"; - } - v4l_info(client, "Selected 45 MHz format: %s\n", p); - } -} |