#include <linux/videodev2.h>
#include <linux/i2c.h>
-#include <media/audiochip.h>
-#include <media/i2c-compat.h>
#include <media/v4l2-common.h>
+#include <media/cx25840.h>
-#include "cx25840.h"
+#include "cx25840-core.h"
-inline static int set_audclk_freq(struct i2c_client *client,
- enum v4l2_audio_clock_freq freq)
+static int set_audclk_freq(struct i2c_client *client, u32 freq)
{
struct cx25840_state *state = i2c_get_clientdata(client);
+ if (freq != 32000 && freq != 44100 && freq != 48000)
+ return -EINVAL;
+
/* assert soft reset */
cx25840_and_or(client, 0x810, ~0x1, 0x01);
/* SA_MCLK_SEL=1, SA_MCLK_DIV=0x10 */
cx25840_write(client, 0x127, 0x50);
- switch (state->audio_input) {
- case AUDIO_TUNER:
+ if (state->aud_input != CX25840_AUDIO_SERIAL) {
switch (freq) {
- case V4L2_AUDCLK_32_KHZ:
+ case 32000:
/* VID_PLL and AUX_PLL */
cx25840_write4(client, 0x108, 0x0f040610);
cx25840_write4(client, 0x90c, 0x7ff70108);
break;
- case V4L2_AUDCLK_441_KHZ:
+ case 44100:
/* VID_PLL and AUX_PLL */
cx25840_write4(client, 0x108, 0x0f040910);
cx25840_write4(client, 0x90c, 0x596d0108);
break;
- case V4L2_AUDCLK_48_KHZ:
+ case 48000:
/* VID_PLL and AUX_PLL */
cx25840_write4(client, 0x108, 0x0f040a10);
cx25840_write4(client, 0x90c, 0xaa4f0108);
break;
}
- break;
-
- case AUDIO_EXTERN_1:
- case AUDIO_EXTERN_2:
- case AUDIO_INTERN:
- case AUDIO_RADIO:
+ } else {
switch (freq) {
- case V4L2_AUDCLK_32_KHZ:
+ case 32000:
/* VID_PLL and AUX_PLL */
cx25840_write4(client, 0x108, 0x0f04081e);
cx25840_write(client, 0x127, 0x54);
break;
- case V4L2_AUDCLK_441_KHZ:
+ case 44100:
/* VID_PLL and AUX_PLL */
cx25840_write4(client, 0x108, 0x0f040918);
cx25840_write4(client, 0x90c, 0x85730108);
break;
- case V4L2_AUDCLK_48_KHZ:
+ case 48000:
/* VID_PLL and AUX_PLL */
cx25840_write4(client, 0x108, 0x0f040a18);
cx25840_write4(client, 0x90c, 0x55550108);
break;
}
- break;
}
/* deassert soft reset */
return 0;
}
-static int set_input(struct i2c_client *client, int audio_input)
+void cx25840_audio_set_path(struct i2c_client *client)
{
struct cx25840_state *state = i2c_get_clientdata(client);
- cx25840_dbg("set audio input (%d)\n", audio_input);
-
/* stop microcontroller */
cx25840_and_or(client, 0x803, ~0x10, 0);
/* Mute everything to prevent the PFFT! */
cx25840_write(client, 0x8d3, 0x1f);
- switch (audio_input) {
- case AUDIO_TUNER:
- /* Set Path1 to Analog Demod Main Channel */
- cx25840_write4(client, 0x8d0, 0x7038061f);
-
- /* When the microcontroller detects the
- * audio format, it will unmute the lines */
- cx25840_and_or(client, 0x803, ~0x10, 0x10);
- break;
-
- case AUDIO_EXTERN_1:
- case AUDIO_EXTERN_2:
- case AUDIO_INTERN:
- case AUDIO_RADIO:
+ if (state->aud_input == CX25840_AUDIO_SERIAL) {
/* Set Path1 to Serial Audio Input */
cx25840_write4(client, 0x8d0, 0x12100101);
/* The microcontroller should not be started for the
* non-tuner inputs: autodetection is specific for
* TV audio. */
- break;
+ } else {
+ /* Set Path1 to Analog Demod Main Channel */
+ cx25840_write4(client, 0x8d0, 0x7038061f);
- default:
- cx25840_dbg("Invalid audio input selection %d\n", audio_input);
- return -EINVAL;
+ /* When the microcontroller detects the
+ * audio format, it will unmute the lines */
+ cx25840_and_or(client, 0x803, ~0x10, 0x10);
}
- state->audio_input = audio_input;
-
- return set_audclk_freq(client, state->audclk_freq);
+ set_audclk_freq(client, state->audclk_freq);
}
-inline static int get_volume(struct i2c_client *client)
+static int get_volume(struct i2c_client *client)
{
/* Volume runs +18dB to -96dB in 1/2dB steps
* change to fit the msp3400 -114dB to +12dB range */
return vol << 9;
}
-inline static void set_volume(struct i2c_client *client, int volume)
+static void set_volume(struct i2c_client *client, int volume)
{
/* First convert the volume to msp3400 values (0-127) */
int vol = volume >> 9;
cx25840_write(client, 0x8d4, 228 - (vol * 2));
}
-inline static int get_bass(struct i2c_client *client)
+static int get_bass(struct i2c_client *client)
{
/* bass is 49 steps +12dB to -12dB */
return bass;
}
-inline static void set_bass(struct i2c_client *client, int bass)
+static void set_bass(struct i2c_client *client, int bass)
{
/* PATH1_EQ_BASS_VOL */
cx25840_and_or(client, 0x8d9, ~0x3f, 48 - (bass * 48 / 0xffff));
}
-inline static int get_treble(struct i2c_client *client)
+static int get_treble(struct i2c_client *client)
{
/* treble is 49 steps +12dB to -12dB */
return treble;
}
-inline static void set_treble(struct i2c_client *client, int treble)
+static void set_treble(struct i2c_client *client, int treble)
{
/* PATH1_EQ_TREBLE_VOL */
cx25840_and_or(client, 0x8db, ~0x3f, 48 - (treble * 48 / 0xffff));
}
-inline static int get_balance(struct i2c_client *client)
+static int get_balance(struct i2c_client *client)
{
/* balance is 7 bit, 0 to -96dB */
return balance << 8;
}
-inline static void set_balance(struct i2c_client *client, int balance)
+static void set_balance(struct i2c_client *client, int balance)
{
int bal = balance >> 8;
if (bal > 0x80) {
}
}
-inline static int get_mute(struct i2c_client *client)
+static int get_mute(struct i2c_client *client)
{
/* check SRC1_MUTE_EN */
return cx25840_read(client, 0x8d3) & 0x2 ? 1 : 0;
}
-inline static void set_mute(struct i2c_client *client, int mute)
+static void set_mute(struct i2c_client *client, int mute)
{
struct cx25840_state *state = i2c_get_clientdata(client);
- if (state->audio_input == AUDIO_TUNER) {
+ if (state->aud_input != CX25840_AUDIO_SERIAL) {
/* Must turn off microcontroller in order to mute sound.
* Not sure if this is the best method, but it does work.
* If the microcontroller is running, then it will undo any
struct v4l2_control *ctrl = arg;
switch (cmd) {
- case AUDC_SET_INPUT:
- return set_input(client, *(int *)arg);
case VIDIOC_INT_AUDIO_CLOCK_FREQ:
- return set_audclk_freq(client, *(enum v4l2_audio_clock_freq *)arg);
+ return set_audclk_freq(client, *(u32 *)arg);
+
case VIDIOC_G_CTRL:
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
return -EINVAL;
}
break;
+
case VIDIOC_S_CTRL:
switch (ctrl->id) {
case V4L2_CID_AUDIO_VOLUME:
return -EINVAL;
}
break;
+
default:
return -EINVAL;
}
git.openpandora.org / pandora-kernel.git / blobdiff