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Diffstat (limited to 'sound/soc/codecs/wm8904.c')
-rw-r--r--sound/soc/codecs/wm8904.c34
1 files changed, 27 insertions, 7 deletions
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index dc782c43a7cb..80dd8df0b864 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -979,6 +979,7 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
979 int dcs_l, dcs_r; 979 int dcs_l, dcs_r;
980 int dcs_l_reg, dcs_r_reg; 980 int dcs_l_reg, dcs_r_reg;
981 int timeout; 981 int timeout;
982 int pwr_reg;
982 983
983 /* This code is shared between HP and LINEOUT; we do all our 984 /* This code is shared between HP and LINEOUT; we do all our
984 * power management in stereo pairs to avoid latency issues so 985 * power management in stereo pairs to avoid latency issues so
@@ -988,6 +989,7 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
988 989
989 switch (reg) { 990 switch (reg) {
990 case WM8904_ANALOGUE_HP_0: 991 case WM8904_ANALOGUE_HP_0:
992 pwr_reg = WM8904_POWER_MANAGEMENT_2;
991 dcs_mask = WM8904_DCS_ENA_CHAN_0 | WM8904_DCS_ENA_CHAN_1; 993 dcs_mask = WM8904_DCS_ENA_CHAN_0 | WM8904_DCS_ENA_CHAN_1;
992 dcs_r_reg = WM8904_DC_SERVO_8; 994 dcs_r_reg = WM8904_DC_SERVO_8;
993 dcs_l_reg = WM8904_DC_SERVO_9; 995 dcs_l_reg = WM8904_DC_SERVO_9;
@@ -995,6 +997,7 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
995 dcs_r = 1; 997 dcs_r = 1;
996 break; 998 break;
997 case WM8904_ANALOGUE_LINEOUT_0: 999 case WM8904_ANALOGUE_LINEOUT_0:
1000 pwr_reg = WM8904_POWER_MANAGEMENT_3;
998 dcs_mask = WM8904_DCS_ENA_CHAN_2 | WM8904_DCS_ENA_CHAN_3; 1001 dcs_mask = WM8904_DCS_ENA_CHAN_2 | WM8904_DCS_ENA_CHAN_3;
999 dcs_r_reg = WM8904_DC_SERVO_6; 1002 dcs_r_reg = WM8904_DC_SERVO_6;
1000 dcs_l_reg = WM8904_DC_SERVO_7; 1003 dcs_l_reg = WM8904_DC_SERVO_7;
@@ -1007,12 +1010,18 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
1007 } 1010 }
1008 1011
1009 switch (event) { 1012 switch (event) {
1010 case SND_SOC_DAPM_POST_PMU: 1013 case SND_SOC_DAPM_PRE_PMU:
1014 /* Power on the PGAs */
1015 snd_soc_update_bits(codec, pwr_reg,
1016 WM8904_HPL_PGA_ENA | WM8904_HPR_PGA_ENA,
1017 WM8904_HPL_PGA_ENA | WM8904_HPR_PGA_ENA);
1018
1011 /* Power on the amplifier */ 1019 /* Power on the amplifier */
1012 snd_soc_update_bits(codec, reg, 1020 snd_soc_update_bits(codec, reg,
1013 WM8904_HPL_ENA | WM8904_HPR_ENA, 1021 WM8904_HPL_ENA | WM8904_HPR_ENA,
1014 WM8904_HPL_ENA | WM8904_HPR_ENA); 1022 WM8904_HPL_ENA | WM8904_HPR_ENA);
1015 1023
1024
1016 /* Enable the first stage */ 1025 /* Enable the first stage */
1017 snd_soc_update_bits(codec, reg, 1026 snd_soc_update_bits(codec, reg,
1018 WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY, 1027 WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY,
@@ -1064,7 +1073,9 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
1064 snd_soc_update_bits(codec, reg, 1073 snd_soc_update_bits(codec, reg,
1065 WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP, 1074 WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP,
1066 WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP); 1075 WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP);
1076 break;
1067 1077
1078 case SND_SOC_DAPM_POST_PMU:
1068 /* Unshort the output itself */ 1079 /* Unshort the output itself */
1069 snd_soc_update_bits(codec, reg, 1080 snd_soc_update_bits(codec, reg,
1070 WM8904_HPL_RMV_SHORT | 1081 WM8904_HPL_RMV_SHORT |
@@ -1079,7 +1090,9 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
1079 snd_soc_update_bits(codec, reg, 1090 snd_soc_update_bits(codec, reg,
1080 WM8904_HPL_RMV_SHORT | 1091 WM8904_HPL_RMV_SHORT |
1081 WM8904_HPR_RMV_SHORT, 0); 1092 WM8904_HPR_RMV_SHORT, 0);
1093 break;
1082 1094
1095 case SND_SOC_DAPM_POST_PMD:
1083 /* Cache the DC servo configuration; this will be 1096 /* Cache the DC servo configuration; this will be
1084 * invalidated if we change the configuration. */ 1097 * invalidated if we change the configuration. */
1085 wm8904->dcs_state[dcs_l] = snd_soc_read(codec, dcs_l_reg); 1098 wm8904->dcs_state[dcs_l] = snd_soc_read(codec, dcs_l_reg);
@@ -1094,6 +1107,11 @@ static int out_pga_event(struct snd_soc_dapm_widget *w,
1094 WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY | 1107 WM8904_HPL_ENA_DLY | WM8904_HPR_ENA_DLY |
1095 WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP, 1108 WM8904_HPL_ENA_OUTP | WM8904_HPR_ENA_OUTP,
1096 0); 1109 0);
1110
1111 /* PGAs too */
1112 snd_soc_update_bits(codec, pwr_reg,
1113 WM8904_HPL_PGA_ENA | WM8904_HPR_PGA_ENA,
1114 0);
1097 break; 1115 break;
1098 } 1116 }
1099 1117
@@ -1212,18 +1230,20 @@ SND_SOC_DAPM_DAC("DACR", NULL, WM8904_POWER_MANAGEMENT_6, 2, 0),
1212SND_SOC_DAPM_SUPPLY("Charge pump", WM8904_CHARGE_PUMP_0, 0, 0, cp_event, 1230SND_SOC_DAPM_SUPPLY("Charge pump", WM8904_CHARGE_PUMP_0, 0, 0, cp_event,
1213 SND_SOC_DAPM_POST_PMU), 1231 SND_SOC_DAPM_POST_PMU),
1214 1232
1215SND_SOC_DAPM_PGA("HPL PGA", WM8904_POWER_MANAGEMENT_2, 1, 0, NULL, 0), 1233SND_SOC_DAPM_PGA("HPL PGA", SND_SOC_NOPM, 1, 0, NULL, 0),
1216SND_SOC_DAPM_PGA("HPR PGA", WM8904_POWER_MANAGEMENT_2, 0, 0, NULL, 0), 1234SND_SOC_DAPM_PGA("HPR PGA", SND_SOC_NOPM, 0, 0, NULL, 0),
1217 1235
1218SND_SOC_DAPM_PGA("LINEL PGA", WM8904_POWER_MANAGEMENT_3, 1, 0, NULL, 0), 1236SND_SOC_DAPM_PGA("LINEL PGA", SND_SOC_NOPM, 1, 0, NULL, 0),
1219SND_SOC_DAPM_PGA("LINER PGA", WM8904_POWER_MANAGEMENT_3, 0, 0, NULL, 0), 1237SND_SOC_DAPM_PGA("LINER PGA", SND_SOC_NOPM, 0, 0, NULL, 0),
1220 1238
1221SND_SOC_DAPM_PGA_E("Headphone Output", SND_SOC_NOPM, WM8904_ANALOGUE_HP_0, 1239SND_SOC_DAPM_PGA_E("Headphone Output", SND_SOC_NOPM, WM8904_ANALOGUE_HP_0,
1222 0, NULL, 0, out_pga_event, 1240 0, NULL, 0, out_pga_event,
1223 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1241 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1242 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
1224SND_SOC_DAPM_PGA_E("Line Output", SND_SOC_NOPM, WM8904_ANALOGUE_LINEOUT_0, 1243SND_SOC_DAPM_PGA_E("Line Output", SND_SOC_NOPM, WM8904_ANALOGUE_LINEOUT_0,
1225 0, NULL, 0, out_pga_event, 1244 0, NULL, 0, out_pga_event,
1226 SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), 1245 SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
1246 SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
1227 1247
1228SND_SOC_DAPM_OUTPUT("HPOUTL"), 1248SND_SOC_DAPM_OUTPUT("HPOUTL"),
1229SND_SOC_DAPM_OUTPUT("HPOUTR"), 1249SND_SOC_DAPM_OUTPUT("HPOUTR"),