forked from luck/tmp_suning_uos_patched
Merge branch 'topic/asoc' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6 into for-2.6.38
This commit is contained in:
Mark Brown
commit
a1c1f770e3
@ -60,6 +60,8 @@ static const char *aic3x_supply_names[AIC3X_NUM_SUPPLIES] = {
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"DRVDD", /* ADC Analog and Output Driver Voltage */
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};
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static LIST_HEAD(reset_list);
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struct aic3x_priv;
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struct aic3x_disable_nb {
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@ -76,6 +78,7 @@ struct aic3x_priv {
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struct aic3x_setup_data *setup;
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void *control_data;
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unsigned int sysclk;
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struct list_head list;
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int master;
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int gpio_reset;
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int power;
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@ -1076,7 +1079,7 @@ static int aic3x_regulator_event(struct notifier_block *nb,
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* Put codec to reset and require cache sync as at least one
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* of the supplies was disabled
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*/
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if (aic3x->gpio_reset >= 0)
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if (gpio_is_valid(aic3x->gpio_reset))
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gpio_set_value(aic3x->gpio_reset, 0);
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aic3x->codec->cache_sync = 1;
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}
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@ -1103,7 +1106,7 @@ static int aic3x_set_power(struct snd_soc_codec *codec, int power)
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if (!codec->cache_sync)
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goto out;
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if (aic3x->gpio_reset >= 0) {
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if (gpio_is_valid(aic3x->gpio_reset)) {
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udelay(1);
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gpio_set_value(aic3x->gpio_reset, 1);
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}
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@ -1345,11 +1348,25 @@ static int aic3x_init(struct snd_soc_codec *codec)
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return 0;
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}
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static bool aic3x_is_shared_reset(struct aic3x_priv *aic3x)
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{
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struct aic3x_priv *a;
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list_for_each_entry(a, &reset_list, list) {
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if (gpio_is_valid(aic3x->gpio_reset) &&
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aic3x->gpio_reset == a->gpio_reset)
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return true;
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}
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return false;
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}
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static int aic3x_probe(struct snd_soc_codec *codec)
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{
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struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
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int ret, i;
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INIT_LIST_HEAD(&aic3x->list);
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codec->control_data = aic3x->control_data;
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aic3x->codec = codec;
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codec->dapm.idle_bias_off = 1;
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@ -1360,7 +1377,8 @@ static int aic3x_probe(struct snd_soc_codec *codec)
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return ret;
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}
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if (aic3x->gpio_reset >= 0) {
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if (gpio_is_valid(aic3x->gpio_reset) &&
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!aic3x_is_shared_reset(aic3x)) {
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ret = gpio_request(aic3x->gpio_reset, "tlv320aic3x reset");
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if (ret != 0)
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goto err_gpio;
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@ -1406,6 +1424,7 @@ static int aic3x_probe(struct snd_soc_codec *codec)
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snd_soc_add_controls(codec, &aic3x_classd_amp_gain_ctrl, 1);
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aic3x_add_widgets(codec);
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list_add(&aic3x->list, &reset_list);
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return 0;
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@ -1415,7 +1434,8 @@ static int aic3x_probe(struct snd_soc_codec *codec)
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&aic3x->disable_nb[i].nb);
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regulator_bulk_free(ARRAY_SIZE(aic3x->supplies), aic3x->supplies);
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err_get:
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if (aic3x->gpio_reset >= 0)
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if (gpio_is_valid(aic3x->gpio_reset) &&
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!aic3x_is_shared_reset(aic3x))
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gpio_free(aic3x->gpio_reset);
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err_gpio:
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return ret;
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@ -1427,7 +1447,9 @@ static int aic3x_remove(struct snd_soc_codec *codec)
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int i;
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aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
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if (aic3x->gpio_reset >= 0) {
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list_del(&aic3x->list);
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if (gpio_is_valid(aic3x->gpio_reset) &&
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!aic3x_is_shared_reset(aic3x)) {
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gpio_set_value(aic3x->gpio_reset, 0);
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gpio_free(aic3x->gpio_reset);
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}
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@ -127,9 +127,6 @@ static int tpa6130a2_power(int power)
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mutex_lock(&data->mutex);
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if (power && !data->power_state) {
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/* Power on */
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if (data->power_gpio >= 0)
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gpio_set_value(data->power_gpio, 1);
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ret = regulator_enable(data->supply);
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if (ret != 0) {
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@ -137,6 +134,9 @@ static int tpa6130a2_power(int power)
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"Failed to enable supply: %d\n", ret);
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goto exit;
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}
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/* Power on */
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if (data->power_gpio >= 0)
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gpio_set_value(data->power_gpio, 1);
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data->power_state = 1;
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ret = tpa6130a2_initialize();
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@ -232,6 +232,16 @@ static int twl4030_write(struct snd_soc_codec *codec,
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return 0;
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}
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static inline void twl4030_wait_ms(int time)
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{
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if (time < 60) {
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time *= 1000;
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usleep_range(time, time + 500);
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} else {
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msleep(time);
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}
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}
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static void twl4030_codec_enable(struct snd_soc_codec *codec, int enable)
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{
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struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
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@ -337,10 +347,14 @@ static void twl4030_init_chip(struct snd_soc_codec *codec)
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twl4030_write(codec, TWL4030_REG_ANAMICL,
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reg | TWL4030_CNCL_OFFSET_START);
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/* wait for offset cancellation to complete */
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/*
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* Wait for offset cancellation to complete.
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* Since this takes a while, do not slam the i2c.
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* Start polling the status after ~20ms.
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*/
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msleep(20);
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do {
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/* this takes a little while, so don't slam i2c */
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udelay(2000);
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usleep_range(1000, 2000);
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twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE, &byte,
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TWL4030_REG_ANAMICL);
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} while ((i++ < 100) &&
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@ -724,9 +738,12 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp)
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/* Base values for ramp delay calculation: 2^19 - 2^26 */
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unsigned int ramp_base[] = {524288, 1048576, 2097152, 4194304,
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8388608, 16777216, 33554432, 67108864};
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unsigned int delay;
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hs_gain = twl4030_read_reg_cache(codec, TWL4030_REG_HS_GAIN_SET);
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hs_pop = twl4030_read_reg_cache(codec, TWL4030_REG_HS_POPN_SET);
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delay = (ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
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twl4030->sysclk) + 1;
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/* Enable external mute control, this dramatically reduces
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* the pop-noise */
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@ -750,16 +767,14 @@ static void headset_ramp(struct snd_soc_codec *codec, int ramp)
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hs_pop |= TWL4030_RAMP_EN;
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twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
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/* Wait ramp delay time + 1, so the VMID can settle */
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mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
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twl4030->sysclk) + 1);
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twl4030_wait_ms(delay);
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} else {
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/* Headset ramp-down _not_ according to
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* the TRM, but in a way that it is working */
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hs_pop &= ~TWL4030_RAMP_EN;
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twl4030_write(codec, TWL4030_REG_HS_POPN_SET, hs_pop);
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/* Wait ramp delay time + 1, so the VMID can settle */
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mdelay((ramp_base[(hs_pop & TWL4030_RAMP_DELAY) >> 2] /
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twl4030->sysclk) + 1);
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twl4030_wait_ms(delay);
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/* Bypass the reg_cache to mute the headset */
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twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
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hs_gain & (~0x0f),
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@ -834,7 +849,7 @@ static int digimic_event(struct snd_soc_dapm_widget *w,
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struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(w->codec);
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if (twl4030->digimic_delay)
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mdelay(twl4030->digimic_delay);
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twl4030_wait_ms(twl4030->digimic_delay);
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return 0;
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}
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@ -2257,9 +2272,12 @@ static int twl4030_soc_probe(struct snd_soc_codec *codec)
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static int twl4030_soc_remove(struct snd_soc_codec *codec)
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{
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struct twl4030_priv *twl4030 = snd_soc_codec_get_drvdata(codec);
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/* Reset registers to their chip default before leaving */
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twl4030_reset_registers(codec);
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twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
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kfree(twl4030);
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return 0;
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}
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@ -2291,10 +2309,7 @@ static int __devinit twl4030_codec_probe(struct platform_device *pdev)
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static int __devexit twl4030_codec_remove(struct platform_device *pdev)
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{
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struct twl4030_priv *twl4030 = dev_get_drvdata(&pdev->dev);
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snd_soc_unregister_codec(&pdev->dev);
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kfree(twl4030);
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return 0;
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}
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