#include <linux/module.h>
#include <linux/slab.h>
#include <linux/i2c.h>
+#include <linux/kthread.h>
+#include <linux/freezer.h>
#include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-i2c-drv-legacy.h>
-#include <media/tvaudio.h>
#include <media/msp3400.h>
-#include <linux/kthread.h>
-#include <linux/freezer.h>
+#include <media/tvaudio.h>
#include "msp3400-driver.h"
/* ---------------------------------------------------------------------- */
void msp_set_scart(struct i2c_client *client, int in, int out)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
state->in_scart = in;
void msp_set_audio(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int bal = 0, bass, treble, loudness;
int val = 0;
int reallymuted = state->muted | state->scan_in_progress;
static void msp_wake_thread(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
if (NULL == state->kthread)
return;
}
#endif
-static int msp_get_ctrl(struct i2c_client *client, struct v4l2_control *ctrl)
+static int msp_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(sd);
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
return 0;
}
-static int msp_set_ctrl(struct i2c_client *client, struct v4l2_control *ctrl)
+static int msp_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
return 0;
}
-static int msp_command(struct i2c_client *client, unsigned int cmd, void *arg)
+#ifdef CONFIG_VIDEO_ALLOW_V4L1
+static int msp_ioctl(struct v4l2_subdev *sd, int cmd, void *arg)
{
- struct msp_state *state = i2c_get_clientdata(client);
-
- if (msp_debug >= 2)
- v4l_i2c_print_ioctl(client, cmd);
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
switch (cmd) {
- case AUDC_SET_RADIO:
- if (state->radio)
- return 0;
- state->radio = 1;
- v4l_dbg(1, msp_debug, client, "switching to radio mode\n");
- state->watch_stereo = 0;
- switch (state->opmode) {
- case OPMODE_MANUAL:
- /* set msp3400 to FM radio mode */
- msp3400c_set_mode(client, MSP_MODE_FM_RADIO);
- msp3400c_set_carrier(client, MSP_CARRIER(10.7),
- MSP_CARRIER(10.7));
- msp_set_audio(client);
- break;
- case OPMODE_AUTODETECT:
- case OPMODE_AUTOSELECT:
- /* the thread will do for us */
- msp_wake_thread(client);
- break;
- }
- break;
-
/* --- v4l ioctls --- */
/* take care: bttv does userspace copying, we'll get a
kernel pointer here... */
-#ifdef CONFIG_VIDEO_ALLOW_V4L1
case VIDIOCGAUDIO:
{
struct video_audio *va = arg;
msp_wake_thread(client);
break;
}
-#endif
- case VIDIOC_S_FREQUENCY:
- {
- /* new channel -- kick audio carrier scan */
- msp_wake_thread(client);
- break;
+ default:
+ return -ENOIOCTLCMD;
}
+ return 0;
+}
+#endif
- /* --- v4l2 ioctls --- */
- case VIDIOC_S_STD:
- {
- v4l2_std_id *id = arg;
- int update = state->radio || state->v4l2_std != *id;
+/* --- v4l2 ioctls --- */
+static int msp_s_radio(struct v4l2_subdev *sd)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- state->v4l2_std = *id;
- state->radio = 0;
- if (update)
- msp_wake_thread(client);
+ if (state->radio)
return 0;
+ state->radio = 1;
+ v4l_dbg(1, msp_debug, client, "switching to radio mode\n");
+ state->watch_stereo = 0;
+ switch (state->opmode) {
+ case OPMODE_MANUAL:
+ /* set msp3400 to FM radio mode */
+ msp3400c_set_mode(client, MSP_MODE_FM_RADIO);
+ msp3400c_set_carrier(client, MSP_CARRIER(10.7),
+ MSP_CARRIER(10.7));
+ msp_set_audio(client);
+ break;
+ case OPMODE_AUTODETECT:
+ case OPMODE_AUTOSELECT:
+ /* the thread will do for us */
+ msp_wake_thread(client);
+ break;
}
+ return 0;
+}
- case VIDIOC_INT_G_AUDIO_ROUTING:
- {
- struct v4l2_routing *rt = arg;
+static int msp_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *freq)
+{
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- *rt = state->routing;
- break;
- }
+ /* new channel -- kick audio carrier scan */
+ msp_wake_thread(client);
+ return 0;
+}
- case VIDIOC_INT_S_AUDIO_ROUTING:
- {
- struct v4l2_routing *rt = arg;
- int tuner = (rt->input >> 3) & 1;
- int sc_in = rt->input & 0x7;
- int sc1_out = rt->output & 0xf;
- int sc2_out = (rt->output >> 4) & 0xf;
- u16 val, reg;
- int i;
- int extern_input = 1;
-
- if (state->routing.input == rt->input &&
- state->routing.output == rt->output)
- break;
- state->routing = *rt;
- /* check if the tuner input is used */
- for (i = 0; i < 5; i++) {
- if (((rt->input >> (4 + i * 4)) & 0xf) == 0)
- extern_input = 0;
- }
- state->mode = extern_input ? MSP_MODE_EXTERN : MSP_MODE_AM_DETECT;
- state->rxsubchans = V4L2_TUNER_SUB_STEREO;
- msp_set_scart(client, sc_in, 0);
- msp_set_scart(client, sc1_out, 1);
- msp_set_scart(client, sc2_out, 2);
- msp_set_audmode(client);
- reg = (state->opmode == OPMODE_AUTOSELECT) ? 0x30 : 0xbb;
- val = msp_read_dem(client, reg);
- msp_write_dem(client, reg, (val & ~0x100) | (tuner << 8));
- /* wake thread when a new input is chosen */
+static int msp_s_std(struct v4l2_subdev *sd, v4l2_std_id id)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ int update = state->radio || state->v4l2_std != id;
+
+ state->v4l2_std = id;
+ state->radio = 0;
+ if (update)
msp_wake_thread(client);
- break;
+ return 0;
+}
+
+static int msp_s_routing(struct v4l2_subdev *sd, const struct v4l2_routing *rt)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ int tuner = (rt->input >> 3) & 1;
+ int sc_in = rt->input & 0x7;
+ int sc1_out = rt->output & 0xf;
+ int sc2_out = (rt->output >> 4) & 0xf;
+ u16 val, reg;
+ int i;
+ int extern_input = 1;
+
+ if (state->routing.input == rt->input &&
+ state->routing.output == rt->output)
+ return 0;
+ state->routing = *rt;
+ /* check if the tuner input is used */
+ for (i = 0; i < 5; i++) {
+ if (((rt->input >> (4 + i * 4)) & 0xf) == 0)
+ extern_input = 0;
}
+ state->mode = extern_input ? MSP_MODE_EXTERN : MSP_MODE_AM_DETECT;
+ state->rxsubchans = V4L2_TUNER_SUB_STEREO;
+ msp_set_scart(client, sc_in, 0);
+ msp_set_scart(client, sc1_out, 1);
+ msp_set_scart(client, sc2_out, 2);
+ msp_set_audmode(client);
+ reg = (state->opmode == OPMODE_AUTOSELECT) ? 0x30 : 0xbb;
+ val = msp_read_dem(client, reg);
+ msp_write_dem(client, reg, (val & ~0x100) | (tuner << 8));
+ /* wake thread when a new input is chosen */
+ msp_wake_thread(client);
+ return 0;
+}
- case VIDIOC_G_TUNER:
- {
- struct v4l2_tuner *vt = arg;
+static int msp_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- if (state->radio)
- break;
- if (state->opmode == OPMODE_AUTOSELECT)
- msp_detect_stereo(client);
- vt->audmode = state->audmode;
- vt->rxsubchans = state->rxsubchans;
- vt->capability |= V4L2_TUNER_CAP_STEREO |
- V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
- break;
- }
+ if (state->radio)
+ return 0;
+ if (state->opmode == OPMODE_AUTOSELECT)
+ msp_detect_stereo(client);
+ vt->audmode = state->audmode;
+ vt->rxsubchans = state->rxsubchans;
+ vt->capability |= V4L2_TUNER_CAP_STEREO |
+ V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
+ return 0;
+}
- case VIDIOC_S_TUNER:
- {
- struct v4l2_tuner *vt = (struct v4l2_tuner *)arg;
+static int msp_s_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- if (state->radio) /* TODO: add mono/stereo support for radio */
- break;
- if (state->audmode == vt->audmode)
- break;
- state->audmode = vt->audmode;
- /* only set audmode */
- msp_set_audmode(client);
- break;
- }
+ if (state->radio) /* TODO: add mono/stereo support for radio */
+ return 0;
+ if (state->audmode == vt->audmode)
+ return 0;
+ state->audmode = vt->audmode;
+ /* only set audmode */
+ msp_set_audmode(client);
+ return 0;
+}
- case VIDIOC_INT_I2S_CLOCK_FREQ:
- {
- u32 *a = (u32 *)arg;
+static int msp_s_i2s_clock_freq(struct v4l2_subdev *sd, u32 freq)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- v4l_dbg(1, msp_debug, client, "Setting I2S speed to %d\n", *a);
+ v4l_dbg(1, msp_debug, client, "Setting I2S speed to %d\n", freq);
- switch (*a) {
+ switch (freq) {
case 1024000:
state->i2s_mode = 0;
break;
break;
default:
return -EINVAL;
- }
- break;
}
+ return 0;
+}
- case VIDIOC_QUERYCTRL:
- {
- struct v4l2_queryctrl *qc = arg;
+static int msp_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qc)
+{
+ struct msp_state *state = to_state(sd);
- switch (qc->id) {
+ switch (qc->id) {
case V4L2_CID_AUDIO_VOLUME:
case V4L2_CID_AUDIO_MUTE:
return v4l2_ctrl_query_fill_std(qc);
default:
break;
- }
- if (!state->has_sound_processing)
- return -EINVAL;
- switch (qc->id) {
+ }
+ if (!state->has_sound_processing)
+ return -EINVAL;
+ switch (qc->id) {
case V4L2_CID_AUDIO_LOUDNESS:
case V4L2_CID_AUDIO_BALANCE:
case V4L2_CID_AUDIO_BASS:
return v4l2_ctrl_query_fill_std(qc);
default:
return -EINVAL;
- }
}
+ return 0;
+}
- case VIDIOC_G_CTRL:
- return msp_get_ctrl(client, arg);
-
- case VIDIOC_S_CTRL:
- return msp_set_ctrl(client, arg);
+static int msp_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_chip_ident *chip)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
- case VIDIOC_LOG_STATUS:
- {
- const char *p;
+ return v4l2_chip_ident_i2c_client(client, chip, state->ident,
+ (state->rev1 << 16) | state->rev2);
+}
- if (state->opmode == OPMODE_AUTOSELECT)
- msp_detect_stereo(client);
- v4l_info(client, "%s rev1 = 0x%04x rev2 = 0x%04x\n",
- client->name, state->rev1, state->rev2);
- v4l_info(client, "Audio: volume %d%s\n",
- state->volume, state->muted ? " (muted)" : "");
- if (state->has_sound_processing) {
- v4l_info(client, "Audio: balance %d bass %d treble %d loudness %s\n",
- state->balance, state->bass,
- state->treble,
- state->loudness ? "on" : "off");
- }
- switch (state->mode) {
+static int msp_log_status(struct v4l2_subdev *sd)
+{
+ struct msp_state *state = to_state(sd);
+ struct i2c_client *client = v4l2_get_subdevdata(sd);
+ const char *p;
+
+ if (state->opmode == OPMODE_AUTOSELECT)
+ msp_detect_stereo(client);
+ v4l_info(client, "%s rev1 = 0x%04x rev2 = 0x%04x\n",
+ client->name, state->rev1, state->rev2);
+ v4l_info(client, "Audio: volume %d%s\n",
+ state->volume, state->muted ? " (muted)" : "");
+ if (state->has_sound_processing) {
+ v4l_info(client, "Audio: balance %d bass %d treble %d loudness %s\n",
+ state->balance, state->bass,
+ state->treble,
+ state->loudness ? "on" : "off");
+ }
+ switch (state->mode) {
case MSP_MODE_AM_DETECT: p = "AM (for carrier detect)"; break;
case MSP_MODE_FM_RADIO: p = "FM Radio"; break;
case MSP_MODE_FM_TERRA: p = "Terrestial FM-mono/stereo"; break;
case MSP_MODE_BTSC: p = "BTSC"; break;
case MSP_MODE_EXTERN: p = "External input"; break;
default: p = "unknown"; break;
- }
- if (state->mode == MSP_MODE_EXTERN) {
- v4l_info(client, "Mode: %s\n", p);
- } else if (state->opmode == OPMODE_MANUAL) {
- v4l_info(client, "Mode: %s (%s%s)\n", p,
+ }
+ if (state->mode == MSP_MODE_EXTERN) {
+ v4l_info(client, "Mode: %s\n", p);
+ } else if (state->opmode == OPMODE_MANUAL) {
+ v4l_info(client, "Mode: %s (%s%s)\n", p,
(state->rxsubchans & V4L2_TUNER_SUB_STEREO) ? "stereo" : "mono",
(state->rxsubchans & V4L2_TUNER_SUB_LANG2) ? ", dual" : "");
- } else {
- if (state->opmode == OPMODE_AUTODETECT)
- v4l_info(client, "Mode: %s\n", p);
- v4l_info(client, "Standard: %s (%s%s)\n",
+ } else {
+ if (state->opmode == OPMODE_AUTODETECT)
+ v4l_info(client, "Mode: %s\n", p);
+ v4l_info(client, "Standard: %s (%s%s)\n",
msp_standard_std_name(state->std),
(state->rxsubchans & V4L2_TUNER_SUB_STEREO) ? "stereo" : "mono",
(state->rxsubchans & V4L2_TUNER_SUB_LANG2) ? ", dual" : "");
- }
- v4l_info(client, "Audmode: 0x%04x\n", state->audmode);
- v4l_info(client, "Routing: 0x%08x (input) 0x%08x (output)\n",
- state->routing.input, state->routing.output);
- v4l_info(client, "ACB: 0x%04x\n", state->acb);
- break;
- }
-
- case VIDIOC_G_CHIP_IDENT:
- return v4l2_chip_ident_i2c_client(client, arg, state->ident,
- (state->rev1 << 16) | state->rev2);
-
- default:
- /* unknown */
- return -EINVAL;
}
+ v4l_info(client, "Audmode: 0x%04x\n", state->audmode);
+ v4l_info(client, "Routing: 0x%08x (input) 0x%08x (output)\n",
+ state->routing.input, state->routing.output);
+ v4l_info(client, "ACB: 0x%04x\n", state->acb);
return 0;
}
return 0;
}
+static int msp_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 msp_core_ops = {
+ .log_status = msp_log_status,
+ .g_chip_ident = msp_g_chip_ident,
+ .g_ctrl = msp_g_ctrl,
+ .s_ctrl = msp_s_ctrl,
+ .queryctrl = msp_queryctrl,
+#ifdef CONFIG_VIDEO_ALLOW_V4L1
+ .ioctl = msp_ioctl,
+#endif
+};
+
+static const struct v4l2_subdev_tuner_ops msp_tuner_ops = {
+ .s_frequency = msp_s_frequency,
+ .g_tuner = msp_g_tuner,
+ .s_tuner = msp_s_tuner,
+ .s_radio = msp_s_radio,
+ .s_std = msp_s_std,
+};
+
+static const struct v4l2_subdev_audio_ops msp_audio_ops = {
+ .s_routing = msp_s_routing,
+ .s_i2s_clock_freq = msp_s_i2s_clock_freq,
+};
+
+static const struct v4l2_subdev_ops msp_ops = {
+ .core = &msp_core_ops,
+ .tuner = &msp_tuner_ops,
+ .audio = &msp_audio_ops,
+};
+
/* ----------------------------------------------------------------------- */
static int msp_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
struct msp_state *state;
+ struct v4l2_subdev *sd;
int (*thread_func)(void *data) = NULL;
int msp_hard;
int msp_family;
if (!state)
return -ENOMEM;
- i2c_set_clientdata(client, state);
+ sd = &state->sd;
+ v4l2_i2c_subdev_init(sd, client, &msp_ops);
state->v4l2_std = V4L2_STD_NTSC;
state->audmode = V4L2_TUNER_MODE_STEREO;
static int msp_remove(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
+ v4l2_device_unregister_subdev(&state->sd);
/* shutdown control thread */
if (state->kthread) {
state->restart = 1;
static void msp_set_source(struct i2c_client *client, u16 src)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
if (msp_dolby) {
msp_write_dsp(client, 0x0008, 0x0520); /* I2S1 */
void msp3400c_set_mode(struct i2c_client *client, int mode)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
struct msp3400c_init_data_dem *data = &msp3400c_init_data[mode];
int tuner = (state->routing.input >> 3) & 1;
int i;
static char *strmode[] = {
"mono", "stereo", "lang2", "lang1", "lang1+lang2"
};
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
char *modestr = (state->audmode >= 0 && state->audmode < 5) ?
strmode[state->audmode] : "unknown";
int src = 0; /* channel source: FM/AM, nicam or SCART */
static void msp3400c_print_mode(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
if (state->main == state->second)
v4l_dbg(1, msp_debug, client,
static int msp3400c_detect_stereo(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int val;
int rxsubchans = state->rxsubchans;
int newnicam = state->nicam_on;
/* stereo/multilang monitoring */
static void watch_stereo(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
if (msp_detect_stereo(client))
msp_set_audmode(client);
int msp3400c_thread(void *data)
{
struct i2c_client *client = data;
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
struct msp3400c_carrier_detect *cd;
int count, max1, max2, val1, val2, val, i;
int msp3410d_thread(void *data)
{
struct i2c_client *client = data;
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int val, i, std, count;
v4l_dbg(1, msp_debug, client, "msp3410 daemon started\n");
static int msp34xxg_modus(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
if (state->radio) {
v4l_dbg(1, msp_debug, client, "selected radio modus\n");
static void msp34xxg_set_source(struct i2c_client *client, u16 reg, int in)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int source, matrix;
switch (state->audmode) {
static void msp34xxg_set_sources(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
u32 in = state->routing.input;
msp34xxg_set_source(client, 0x0008, (in >> 4) & 0xf);
/* (re-)initialize the msp34xxg */
static void msp34xxg_reset(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int tuner = (state->routing.input >> 3) & 1;
int modus;
int msp34xxg_thread(void *data)
{
struct i2c_client *client = data;
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int val, i;
v4l_dbg(1, msp_debug, client, "msp34xxg daemon started\n");
static int msp34xxg_detect_stereo(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
int status = msp_read_dem(client, 0x0200);
int is_bilingual = status & 0x100;
int is_stereo = status & 0x40;
static void msp34xxg_set_audmode(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
if (state->std == 0x20) {
if ((state->rxsubchans & V4L2_TUNER_SUB_SAP) &&
void msp_set_audmode(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
switch (state->opmode) {
case OPMODE_MANUAL:
int msp_detect_stereo(struct i2c_client *client)
{
- struct msp_state *state = i2c_get_clientdata(client);
+ struct msp_state *state = to_state(i2c_get_clientdata(client));
switch (state->opmode) {
case OPMODE_MANUAL:
projects / GitHub / exynos8895 / android_kernel_samsung_universal8895.git / commitdiff