mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-25 02:00:53 +07:00
Merge branch 'dapm' into for-2.6.32
This commit is contained in:
Mark Brown
commit
0e09b67e58
@ -369,8 +369,6 @@ struct snd_soc_codec {
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enum snd_soc_bias_level bias_level;
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enum snd_soc_bias_level suspend_bias_level;
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struct delayed_work delayed_work;
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struct list_head up_list;
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struct list_head down_list;
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/* codec DAI's */
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struct snd_soc_dai *dai;
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@ -52,19 +52,37 @@
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/* dapm power sequences - make this per codec in the future */
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static int dapm_up_seq[] = {
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snd_soc_dapm_pre, snd_soc_dapm_supply, snd_soc_dapm_micbias,
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snd_soc_dapm_mic, snd_soc_dapm_mux, snd_soc_dapm_value_mux,
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snd_soc_dapm_dac, snd_soc_dapm_mixer, snd_soc_dapm_mixer_named_ctl,
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snd_soc_dapm_pga, snd_soc_dapm_adc, snd_soc_dapm_hp, snd_soc_dapm_spk,
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snd_soc_dapm_post
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[snd_soc_dapm_pre] = 0,
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[snd_soc_dapm_supply] = 1,
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[snd_soc_dapm_micbias] = 2,
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[snd_soc_dapm_mic] = 3,
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[snd_soc_dapm_mux] = 4,
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[snd_soc_dapm_value_mux] = 4,
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[snd_soc_dapm_dac] = 5,
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[snd_soc_dapm_mixer] = 6,
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[snd_soc_dapm_mixer_named_ctl] = 6,
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[snd_soc_dapm_pga] = 7,
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[snd_soc_dapm_adc] = 8,
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[snd_soc_dapm_hp] = 9,
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[snd_soc_dapm_spk] = 10,
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[snd_soc_dapm_post] = 11,
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};
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static int dapm_down_seq[] = {
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snd_soc_dapm_pre, snd_soc_dapm_adc, snd_soc_dapm_hp, snd_soc_dapm_spk,
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snd_soc_dapm_pga, snd_soc_dapm_mixer_named_ctl, snd_soc_dapm_mixer,
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snd_soc_dapm_dac, snd_soc_dapm_mic, snd_soc_dapm_micbias,
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snd_soc_dapm_mux, snd_soc_dapm_value_mux, snd_soc_dapm_supply,
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snd_soc_dapm_post
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[snd_soc_dapm_pre] = 0,
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[snd_soc_dapm_adc] = 1,
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[snd_soc_dapm_hp] = 2,
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[snd_soc_dapm_spk] = 3,
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[snd_soc_dapm_pga] = 4,
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[snd_soc_dapm_mixer_named_ctl] = 5,
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[snd_soc_dapm_mixer] = 5,
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[snd_soc_dapm_dac] = 6,
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[snd_soc_dapm_mic] = 7,
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[snd_soc_dapm_micbias] = 8,
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[snd_soc_dapm_mux] = 9,
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[snd_soc_dapm_value_mux] = 9,
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[snd_soc_dapm_supply] = 10,
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[snd_soc_dapm_post] = 11,
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};
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static void pop_wait(u32 pop_time)
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@ -689,55 +707,213 @@ static int dapm_supply_check_power(struct snd_soc_dapm_widget *w)
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return power;
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}
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/*
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* Scan a single DAPM widget for a complete audio path and update the
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* power status appropriately.
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*/
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static int dapm_power_widget(struct snd_soc_codec *codec, int event,
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struct snd_soc_dapm_widget *w)
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static int dapm_seq_compare(struct snd_soc_dapm_widget *a,
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struct snd_soc_dapm_widget *b,
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int sort[])
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{
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int ret;
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if (sort[a->id] != sort[b->id])
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return sort[a->id] - sort[b->id];
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if (a->reg != b->reg)
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return a->reg - b->reg;
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switch (w->id) {
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case snd_soc_dapm_pre:
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if (!w->event)
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return 0;
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return 0;
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}
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if (event == SND_SOC_DAPM_STREAM_START) {
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ret = w->event(w,
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NULL, SND_SOC_DAPM_PRE_PMU);
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if (ret < 0)
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return ret;
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} else if (event == SND_SOC_DAPM_STREAM_STOP) {
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ret = w->event(w,
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NULL, SND_SOC_DAPM_PRE_PMD);
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if (ret < 0)
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return ret;
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/* Insert a widget in order into a DAPM power sequence. */
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static void dapm_seq_insert(struct snd_soc_dapm_widget *new_widget,
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struct list_head *list,
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int sort[])
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{
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struct snd_soc_dapm_widget *w;
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list_for_each_entry(w, list, power_list)
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if (dapm_seq_compare(new_widget, w, sort) < 0) {
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list_add_tail(&new_widget->power_list, &w->power_list);
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return;
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}
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return 0;
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case snd_soc_dapm_post:
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if (!w->event)
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return 0;
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list_add_tail(&new_widget->power_list, list);
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}
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if (event == SND_SOC_DAPM_STREAM_START) {
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/* Apply the coalesced changes from a DAPM sequence */
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static void dapm_seq_run_coalesced(struct snd_soc_codec *codec,
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struct list_head *pending)
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{
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struct snd_soc_dapm_widget *w;
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int reg, power, ret;
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unsigned int value = 0;
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unsigned int mask = 0;
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unsigned int cur_mask;
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reg = list_first_entry(pending, struct snd_soc_dapm_widget,
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power_list)->reg;
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list_for_each_entry(w, pending, power_list) {
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cur_mask = 1 << w->shift;
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BUG_ON(reg != w->reg);
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if (w->invert)
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power = !w->power;
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else
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power = w->power;
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mask |= cur_mask;
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if (power)
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value |= cur_mask;
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pop_dbg(codec->pop_time,
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"pop test : Queue %s: reg=0x%x, 0x%x/0x%x\n",
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w->name, reg, value, mask);
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/* power up pre event */
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if (w->power && w->event &&
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(w->event_flags & SND_SOC_DAPM_PRE_PMU)) {
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pop_dbg(codec->pop_time, "pop test : %s PRE_PMU\n",
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w->name);
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ret = w->event(w, NULL, SND_SOC_DAPM_PRE_PMU);
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if (ret < 0)
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pr_err("%s: pre event failed: %d\n",
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w->name, ret);
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}
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/* power down pre event */
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if (!w->power && w->event &&
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(w->event_flags & SND_SOC_DAPM_PRE_PMD)) {
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pop_dbg(codec->pop_time, "pop test : %s PRE_PMD\n",
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w->name);
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ret = w->event(w, NULL, SND_SOC_DAPM_PRE_PMD);
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if (ret < 0)
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pr_err("%s: pre event failed: %d\n",
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w->name, ret);
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}
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/* Lower PGA volume to reduce pops */
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if (w->id == snd_soc_dapm_pga && !w->power)
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dapm_set_pga(w, w->power);
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}
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if (reg >= 0) {
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pop_dbg(codec->pop_time,
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"pop test : Applying 0x%x/0x%x to %x in %dms\n",
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value, mask, reg, codec->pop_time);
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pop_wait(codec->pop_time);
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snd_soc_update_bits(codec, reg, mask, value);
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}
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list_for_each_entry(w, pending, power_list) {
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/* Raise PGA volume to reduce pops */
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if (w->id == snd_soc_dapm_pga && w->power)
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dapm_set_pga(w, w->power);
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/* power up post event */
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if (w->power && w->event &&
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(w->event_flags & SND_SOC_DAPM_POST_PMU)) {
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pop_dbg(codec->pop_time, "pop test : %s POST_PMU\n",
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w->name);
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ret = w->event(w,
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NULL, SND_SOC_DAPM_POST_PMU);
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if (ret < 0)
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return ret;
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} else if (event == SND_SOC_DAPM_STREAM_STOP) {
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ret = w->event(w,
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NULL, SND_SOC_DAPM_POST_PMD);
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if (ret < 0)
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return ret;
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pr_err("%s: post event failed: %d\n",
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w->name, ret);
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}
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return 0;
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default:
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return dapm_generic_apply_power(w);
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/* power down post event */
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if (!w->power && w->event &&
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(w->event_flags & SND_SOC_DAPM_POST_PMD)) {
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pop_dbg(codec->pop_time, "pop test : %s POST_PMD\n",
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w->name);
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ret = w->event(w, NULL, SND_SOC_DAPM_POST_PMD);
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if (ret < 0)
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pr_err("%s: post event failed: %d\n",
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w->name, ret);
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}
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}
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}
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/* Apply a DAPM power sequence.
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*
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* We walk over a pre-sorted list of widgets to apply power to. In
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* order to minimise the number of writes to the device required
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* multiple widgets will be updated in a single write where possible.
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* Currently anything that requires more than a single write is not
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* handled.
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*/
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static void dapm_seq_run(struct snd_soc_codec *codec, struct list_head *list,
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int event, int sort[])
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{
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struct snd_soc_dapm_widget *w, *n;
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LIST_HEAD(pending);
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int cur_sort = -1;
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int cur_reg = SND_SOC_NOPM;
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int ret;
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list_for_each_entry_safe(w, n, list, power_list) {
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ret = 0;
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/* Do we need to apply any queued changes? */
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if (sort[w->id] != cur_sort || w->reg != cur_reg) {
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if (!list_empty(&pending))
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dapm_seq_run_coalesced(codec, &pending);
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INIT_LIST_HEAD(&pending);
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cur_sort = -1;
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cur_reg = SND_SOC_NOPM;
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}
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switch (w->id) {
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case snd_soc_dapm_pre:
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if (!w->event)
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list_for_each_entry_safe_continue(w, n, list,
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power_list);
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if (event == SND_SOC_DAPM_STREAM_START)
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ret = w->event(w,
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NULL, SND_SOC_DAPM_PRE_PMU);
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else if (event == SND_SOC_DAPM_STREAM_STOP)
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ret = w->event(w,
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NULL, SND_SOC_DAPM_PRE_PMD);
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break;
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case snd_soc_dapm_post:
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if (!w->event)
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list_for_each_entry_safe_continue(w, n, list,
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power_list);
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if (event == SND_SOC_DAPM_STREAM_START)
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ret = w->event(w,
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NULL, SND_SOC_DAPM_POST_PMU);
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else if (event == SND_SOC_DAPM_STREAM_STOP)
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ret = w->event(w,
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NULL, SND_SOC_DAPM_POST_PMD);
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break;
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case snd_soc_dapm_input:
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case snd_soc_dapm_output:
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case snd_soc_dapm_hp:
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case snd_soc_dapm_mic:
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case snd_soc_dapm_line:
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case snd_soc_dapm_spk:
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/* No register support currently */
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ret = dapm_generic_apply_power(w);
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break;
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default:
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/* Queue it up for application */
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cur_sort = sort[w->id];
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cur_reg = w->reg;
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list_move(&w->power_list, &pending);
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break;
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}
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if (ret < 0)
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pr_err("Failed to apply widget power: %d\n",
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ret);
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}
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if (!list_empty(&pending))
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dapm_seq_run_coalesced(codec, &pending);
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}
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/*
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* Scan each dapm widget for complete audio path.
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* A complete path is a route that has valid endpoints i.e.:-
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@ -751,23 +927,22 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event)
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{
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struct snd_soc_device *socdev = codec->socdev;
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struct snd_soc_dapm_widget *w;
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LIST_HEAD(up_list);
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LIST_HEAD(down_list);
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int ret = 0;
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int i, power;
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int power;
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int sys_power = 0;
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INIT_LIST_HEAD(&codec->up_list);
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INIT_LIST_HEAD(&codec->down_list);
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/* Check which widgets we need to power and store them in
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* lists indicating if they should be powered up or down.
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*/
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list_for_each_entry(w, &codec->dapm_widgets, list) {
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switch (w->id) {
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case snd_soc_dapm_pre:
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list_add_tail(&codec->down_list, &w->power_list);
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dapm_seq_insert(w, &down_list, dapm_down_seq);
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break;
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case snd_soc_dapm_post:
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list_add_tail(&codec->up_list, &w->power_list);
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dapm_seq_insert(w, &up_list, dapm_up_seq);
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break;
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default:
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@ -782,10 +957,9 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event)
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continue;
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if (power)
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list_add_tail(&w->power_list, &codec->up_list);
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dapm_seq_insert(w, &up_list, dapm_up_seq);
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else
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list_add_tail(&w->power_list,
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&codec->down_list);
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dapm_seq_insert(w, &down_list, dapm_down_seq);
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w->power = power;
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break;
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@ -802,32 +976,10 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event)
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}
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/* Power down widgets first; try to avoid amplifying pops. */
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for (i = 0; i < ARRAY_SIZE(dapm_down_seq); i++) {
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list_for_each_entry(w, &codec->down_list, power_list) {
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/* is widget in stream order */
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if (w->id != dapm_down_seq[i])
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continue;
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ret = dapm_power_widget(codec, event, w);
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if (ret != 0)
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pr_err("Failed to power down %s: %d\n",
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w->name, ret);
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}
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}
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dapm_seq_run(codec, &down_list, event, dapm_down_seq);
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/* Now power up. */
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for (i = 0; i < ARRAY_SIZE(dapm_up_seq); i++) {
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list_for_each_entry(w, &codec->up_list, power_list) {
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/* is widget in stream order */
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if (w->id != dapm_up_seq[i])
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continue;
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ret = dapm_power_widget(codec, event, w);
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if (ret != 0)
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pr_err("Failed to power up %s: %d\n",
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w->name, ret);
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}
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}
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dapm_seq_run(codec, &up_list, event, dapm_up_seq);
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/* If we just powered the last thing off drop to standby bias */
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if (codec->bias_level == SND_SOC_BIAS_PREPARE && !sys_power) {
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