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V4L/DVB (6459): cx25840: convert to bus-based I2C API
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Hans Verkuil
Mauro Carvalho Chehab
parent
e8e6b99184
commit
1a39275a3f
@ -37,6 +37,7 @@
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#include <linux/delay.h>
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#include <media/v4l2-common.h>
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#include <media/v4l2-chip-ident.h>
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#include <media/v4l2-i2c-drv-legacy.h>
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#include <media/cx25840.h>
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#include "cx25840-core.h"
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@ -122,8 +123,6 @@ int cx25840_and_or(struct i2c_client *client, u16 addr, unsigned and_mask,
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static int set_input(struct i2c_client *client, enum cx25840_video_input vid_input,
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enum cx25840_audio_input aud_input);
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static void log_audio_status(struct i2c_client *client);
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static void log_video_status(struct i2c_client *client);
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/* ----------------------------------------------------------------------- */
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@ -641,6 +640,200 @@ static int set_v4lfmt(struct i2c_client *client, struct v4l2_format *fmt)
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/* ----------------------------------------------------------------------- */
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static void log_video_status(struct i2c_client *client)
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{
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static const char *const fmt_strs[] = {
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"0x0",
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"NTSC-M", "NTSC-J", "NTSC-4.43",
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"PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60",
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"0x9", "0xA", "0xB",
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"SECAM",
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"0xD", "0xE", "0xF"
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};
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struct cx25840_state *state = i2c_get_clientdata(client);
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u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf;
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u8 gen_stat1 = cx25840_read(client, 0x40d);
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u8 gen_stat2 = cx25840_read(client, 0x40e);
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int vid_input = state->vid_input;
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v4l_info(client, "Video signal: %spresent\n",
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(gen_stat2 & 0x20) ? "" : "not ");
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v4l_info(client, "Detected format: %s\n",
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fmt_strs[gen_stat1 & 0xf]);
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v4l_info(client, "Specified standard: %s\n",
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vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection");
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if (vid_input >= CX25840_COMPOSITE1 &&
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vid_input <= CX25840_COMPOSITE8) {
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v4l_info(client, "Specified video input: Composite %d\n",
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vid_input - CX25840_COMPOSITE1 + 1);
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} else {
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v4l_info(client, "Specified video input: S-Video (Luma In%d, Chroma In%d)\n",
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(vid_input & 0xf0) >> 4, (vid_input & 0xf00) >> 8);
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}
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v4l_info(client, "Specified audioclock freq: %d Hz\n", state->audclk_freq);
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}
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/* ----------------------------------------------------------------------- */
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static void log_audio_status(struct i2c_client *client)
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{
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struct cx25840_state *state = i2c_get_clientdata(client);
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u8 download_ctl = cx25840_read(client, 0x803);
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u8 mod_det_stat0 = cx25840_read(client, 0x804);
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u8 mod_det_stat1 = cx25840_read(client, 0x805);
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u8 audio_config = cx25840_read(client, 0x808);
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u8 pref_mode = cx25840_read(client, 0x809);
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u8 afc0 = cx25840_read(client, 0x80b);
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u8 mute_ctl = cx25840_read(client, 0x8d3);
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int aud_input = state->aud_input;
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char *p;
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switch (mod_det_stat0) {
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case 0x00: p = "mono"; break;
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case 0x01: p = "stereo"; break;
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case 0x02: p = "dual"; break;
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case 0x04: p = "tri"; break;
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case 0x10: p = "mono with SAP"; break;
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case 0x11: p = "stereo with SAP"; break;
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case 0x12: p = "dual with SAP"; break;
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case 0x14: p = "tri with SAP"; break;
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case 0xfe: p = "forced mode"; break;
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default: p = "not defined";
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}
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v4l_info(client, "Detected audio mode: %s\n", p);
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switch (mod_det_stat1) {
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case 0x00: p = "not defined"; break;
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case 0x01: p = "EIAJ"; break;
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case 0x02: p = "A2-M"; break;
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case 0x03: p = "A2-BG"; break;
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case 0x04: p = "A2-DK1"; break;
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case 0x05: p = "A2-DK2"; break;
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case 0x06: p = "A2-DK3"; break;
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case 0x07: p = "A1 (6.0 MHz FM Mono)"; break;
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case 0x08: p = "AM-L"; break;
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case 0x09: p = "NICAM-BG"; break;
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case 0x0a: p = "NICAM-DK"; break;
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case 0x0b: p = "NICAM-I"; break;
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case 0x0c: p = "NICAM-L"; break;
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case 0x0d: p = "BTSC/EIAJ/A2-M Mono (4.5 MHz FMMono)"; break;
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case 0x0e: p = "IF FM Radio"; break;
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case 0x0f: p = "BTSC"; break;
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case 0x10: p = "high-deviation FM"; break;
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case 0x11: p = "very high-deviation FM"; break;
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case 0xfd: p = "unknown audio standard"; break;
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case 0xfe: p = "forced audio standard"; break;
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case 0xff: p = "no detected audio standard"; break;
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default: p = "not defined";
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}
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v4l_info(client, "Detected audio standard: %s\n", p);
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v4l_info(client, "Audio muted: %s\n",
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(state->unmute_volume >= 0) ? "yes" : "no");
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v4l_info(client, "Audio microcontroller: %s\n",
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(download_ctl & 0x10) ?
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((mute_ctl & 0x2) ? "detecting" : "running") : "stopped");
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switch (audio_config >> 4) {
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case 0x00: p = "undefined"; break;
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case 0x01: p = "BTSC"; break;
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case 0x02: p = "EIAJ"; break;
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case 0x03: p = "A2-M"; break;
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case 0x04: p = "A2-BG"; break;
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case 0x05: p = "A2-DK1"; break;
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case 0x06: p = "A2-DK2"; break;
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case 0x07: p = "A2-DK3"; break;
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case 0x08: p = "A1 (6.0 MHz FM Mono)"; break;
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case 0x09: p = "AM-L"; break;
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case 0x0a: p = "NICAM-BG"; break;
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case 0x0b: p = "NICAM-DK"; break;
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case 0x0c: p = "NICAM-I"; break;
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case 0x0d: p = "NICAM-L"; break;
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case 0x0e: p = "FM radio"; break;
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case 0x0f: p = "automatic detection"; break;
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default: p = "undefined";
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}
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v4l_info(client, "Configured audio standard: %s\n", p);
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if ((audio_config >> 4) < 0xF) {
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switch (audio_config & 0xF) {
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case 0x00: p = "MONO1 (LANGUAGE A/Mono L+R channel for BTSC, EIAJ, A2)"; break;
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case 0x01: p = "MONO2 (LANGUAGE B)"; break;
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case 0x02: p = "MONO3 (STEREO forced MONO)"; break;
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case 0x03: p = "MONO4 (NICAM ANALOG-Language C/Analog Fallback)"; break;
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case 0x04: p = "STEREO"; break;
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case 0x05: p = "DUAL1 (AB)"; break;
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case 0x06: p = "DUAL2 (AC) (FM)"; break;
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case 0x07: p = "DUAL3 (BC) (FM)"; break;
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case 0x08: p = "DUAL4 (AC) (AM)"; break;
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case 0x09: p = "DUAL5 (BC) (AM)"; break;
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case 0x0a: p = "SAP"; break;
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default: p = "undefined";
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}
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v4l_info(client, "Configured audio mode: %s\n", p);
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} else {
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switch (audio_config & 0xF) {
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case 0x00: p = "BG"; break;
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case 0x01: p = "DK1"; break;
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case 0x02: p = "DK2"; break;
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case 0x03: p = "DK3"; break;
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case 0x04: p = "I"; break;
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case 0x05: p = "L"; break;
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case 0x06: p = "BTSC"; break;
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case 0x07: p = "EIAJ"; break;
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case 0x08: p = "A2-M"; break;
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case 0x09: p = "FM Radio"; break;
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case 0x0f: p = "automatic standard and mode detection"; break;
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default: p = "undefined";
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}
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v4l_info(client, "Configured audio system: %s\n", p);
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}
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if (aud_input) {
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v4l_info(client, "Specified audio input: Tuner (In%d)\n", aud_input);
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} else {
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v4l_info(client, "Specified audio input: External\n");
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}
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switch (pref_mode & 0xf) {
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case 0: p = "mono/language A"; break;
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case 1: p = "language B"; break;
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case 2: p = "language C"; break;
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case 3: p = "analog fallback"; break;
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case 4: p = "stereo"; break;
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case 5: p = "language AC"; break;
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case 6: p = "language BC"; break;
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case 7: p = "language AB"; break;
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default: p = "undefined";
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}
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v4l_info(client, "Preferred audio mode: %s\n", p);
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if ((audio_config & 0xf) == 0xf) {
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switch ((afc0 >> 3) & 0x3) {
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case 0: p = "system DK"; break;
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case 1: p = "system L"; break;
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case 2: p = "autodetect"; break;
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default: p = "undefined";
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}
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v4l_info(client, "Selected 65 MHz format: %s\n", p);
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switch (afc0 & 0x7) {
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case 0: p = "chroma"; break;
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case 1: p = "BTSC"; break;
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case 2: p = "EIAJ"; break;
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case 3: p = "A2-M"; break;
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case 4: p = "autodetect"; break;
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default: p = "undefined";
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}
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v4l_info(client, "Selected 45 MHz format: %s\n", p);
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}
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}
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/* ----------------------------------------------------------------------- */
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static int cx25840_command(struct i2c_client *client, unsigned int cmd,
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void *arg)
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{
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@ -879,31 +1072,12 @@ static int cx25840_command(struct i2c_client *client, unsigned int cmd,
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/* ----------------------------------------------------------------------- */
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static struct i2c_driver i2c_driver_cx25840;
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static int cx25840_detect_client(struct i2c_adapter *adapter, int address,
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int kind)
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static int cx25840_probe(struct i2c_client *client)
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{
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struct i2c_client *client;
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struct cx25840_state *state;
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u32 id;
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u16 device_id;
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/* Check if the adapter supports the needed features
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* Not until kernel version 2.6.11 did the bit-algo
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* correctly report that it would do an I2C-level xfer */
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if (!i2c_check_functionality(adapter, I2C_FUNC_I2C))
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return 0;
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client = kzalloc(sizeof(struct i2c_client), GFP_KERNEL);
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if (client == 0)
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return -ENOMEM;
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client->addr = address;
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client->adapter = adapter;
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client->driver = &i2c_driver_cx25840;
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snprintf(client->name, sizeof(client->name) - 1, "cx25840");
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v4l_dbg(1, cx25840_debug, client, "detecting cx25840 client on address 0x%x\n", client->addr << 1);
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device_id = cx25840_read(client, 0x101) << 8;
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@ -919,13 +1093,11 @@ static int cx25840_detect_client(struct i2c_adapter *adapter, int address,
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}
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else {
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v4l_dbg(1, cx25840_debug, client, "cx25840 not found\n");
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kfree(client);
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return 0;
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}
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state = kzalloc(sizeof(struct cx25840_state), GFP_KERNEL);
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if (state == NULL) {
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kfree(client);
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return -ENOMEM;
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}
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@ -948,251 +1120,19 @@ static int cx25840_detect_client(struct i2c_adapter *adapter, int address,
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state->vbi_line_offset = 8;
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state->id = id;
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state->rev = device_id;
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i2c_attach_client(client);
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return 0;
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}
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static int cx25840_attach_adapter(struct i2c_adapter *adapter)
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static int cx25840_remove(struct i2c_client *client)
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{
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if (adapter->class & I2C_CLASS_TV_ANALOG)
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return i2c_probe(adapter, &addr_data, &cx25840_detect_client);
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kfree(i2c_get_clientdata(client));
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return 0;
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}
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static int cx25840_detach_client(struct i2c_client *client)
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{
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struct cx25840_state *state = i2c_get_clientdata(client);
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int err;
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err = i2c_detach_client(client);
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if (err) {
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return err;
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}
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kfree(state);
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kfree(client);
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return 0;
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}
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/* ----------------------------------------------------------------------- */
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static struct i2c_driver i2c_driver_cx25840 = {
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.driver = {
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.name = "cx25840",
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},
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.id = I2C_DRIVERID_CX25840,
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.attach_adapter = cx25840_attach_adapter,
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.detach_client = cx25840_detach_client,
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static struct v4l2_i2c_driver_data v4l2_i2c_data = {
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.name = "cx25840",
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.driverid = I2C_DRIVERID_CX25840,
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.command = cx25840_command,
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.probe = cx25840_probe,
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.remove = cx25840_remove,
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};
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static int __init m__init(void)
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{
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return i2c_add_driver(&i2c_driver_cx25840);
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}
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static void __exit m__exit(void)
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{
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i2c_del_driver(&i2c_driver_cx25840);
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}
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module_init(m__init);
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module_exit(m__exit);
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/* ----------------------------------------------------------------------- */
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static void log_video_status(struct i2c_client *client)
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{
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static const char *const fmt_strs[] = {
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"0x0",
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"NTSC-M", "NTSC-J", "NTSC-4.43",
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"PAL-BDGHI", "PAL-M", "PAL-N", "PAL-Nc", "PAL-60",
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"0x9", "0xA", "0xB",
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"SECAM",
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"0xD", "0xE", "0xF"
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};
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struct cx25840_state *state = i2c_get_clientdata(client);
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u8 vidfmt_sel = cx25840_read(client, 0x400) & 0xf;
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u8 gen_stat1 = cx25840_read(client, 0x40d);
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u8 gen_stat2 = cx25840_read(client, 0x40e);
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int vid_input = state->vid_input;
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v4l_info(client, "Video signal: %spresent\n",
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(gen_stat2 & 0x20) ? "" : "not ");
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v4l_info(client, "Detected format: %s\n",
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fmt_strs[gen_stat1 & 0xf]);
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v4l_info(client, "Specified standard: %s\n",
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vidfmt_sel ? fmt_strs[vidfmt_sel] : "automatic detection");
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if (vid_input >= CX25840_COMPOSITE1 &&
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vid_input <= CX25840_COMPOSITE8) {
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v4l_info(client, "Specified video input: Composite %d\n",
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vid_input - CX25840_COMPOSITE1 + 1);
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} else {
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v4l_info(client, "Specified video input: S-Video (Luma In%d, Chroma In%d)\n",
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(vid_input & 0xf0) >> 4, (vid_input & 0xf00) >> 8);
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}
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v4l_info(client, "Specified audioclock freq: %d Hz\n", state->audclk_freq);
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}
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/* ----------------------------------------------------------------------- */
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static void log_audio_status(struct i2c_client *client)
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{
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struct cx25840_state *state = i2c_get_clientdata(client);
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u8 download_ctl = cx25840_read(client, 0x803);
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u8 mod_det_stat0 = cx25840_read(client, 0x804);
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u8 mod_det_stat1 = cx25840_read(client, 0x805);
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u8 audio_config = cx25840_read(client, 0x808);
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u8 pref_mode = cx25840_read(client, 0x809);
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u8 afc0 = cx25840_read(client, 0x80b);
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u8 mute_ctl = cx25840_read(client, 0x8d3);
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int aud_input = state->aud_input;
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char *p;
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switch (mod_det_stat0) {
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case 0x00: p = "mono"; break;
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case 0x01: p = "stereo"; break;
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case 0x02: p = "dual"; break;
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case 0x04: p = "tri"; break;
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case 0x10: p = "mono with SAP"; break;
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case 0x11: p = "stereo with SAP"; break;
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case 0x12: p = "dual with SAP"; break;
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case 0x14: p = "tri with SAP"; break;
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case 0xfe: p = "forced mode"; break;
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default: p = "not defined";
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}
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v4l_info(client, "Detected audio mode: %s\n", p);
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switch (mod_det_stat1) {
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case 0x00: p = "not defined"; break;
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case 0x01: p = "EIAJ"; break;
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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);
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user