Remove pcm_mute() which has been unused since r19308

Remove audiohw_mute from header as well, and make this function static
to each driver (commented out when it was unused)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25733 a1c6a512-1295-4272-9138-f99709370657

firmware/drivers/audio/ak4537.c

@@ -113,7 +113,7 @@ int sound_val2phys(int setting, int value)
     return result;
 }
 
-void audiohw_mute(bool mute)
+/*static void audiohw_mute(bool mute)
 {
     if (mute)
     {
@@ -125,7 +125,7 @@ void audiohw_mute(bool mute)
         udelay(200000);
         akc_clear(AK4537_DAC, SMUTE);
     }
-}
+}*/
 
 void audiohw_preinit(void)
 {

firmware/drivers/audio/as3514.c

@@ -229,6 +229,16 @@ void audiohw_preinit(void)
 #endif
 }
 
+static void audiohw_mute(bool mute)
+{
+    if (mute) {
+        as3514_set(AS3514_HPH_OUT_L, HPH_OUT_L_HP_MUTE);
+
+    } else {
+        as3514_clear(AS3514_HPH_OUT_L, HPH_OUT_L_HP_MUTE);
+    }
+}
+
 void audiohw_postinit(void)
 {
     /* wait until outputs have stabilized */
@@ -280,16 +290,6 @@ void audiohw_set_lineout_vol(int vol_l, int vol_r)
     as3514_write_masked(AS3514_LINE_OUT_L, vol_l, AS3514_VOL_MASK);
 }
 
-void audiohw_mute(bool mute)
-{
-    if (mute) {
-        as3514_set(AS3514_HPH_OUT_L, HPH_OUT_L_HP_MUTE);
-
-    } else {
-        as3514_clear(AS3514_HPH_OUT_L, HPH_OUT_L_HP_MUTE);
-    }
-}
-
 /* Nice shutdown of AS3514 audio codec */
 void audiohw_close(void)
 {

firmware/drivers/audio/tlv320.c

@@ -101,6 +101,30 @@ static void tlv320_write_reg(unsigned reg, unsigned value)
     tlv320_regs[reg] = value;
 }
 
+static void audiohw_mute(bool mute)
+{
+    unsigned value_dap = tlv320_regs[REG_DAP];
+    unsigned value_l, value_r;
+
+    if (mute)
+    {
+        value_l = LHV_LHV(HEADPHONE_MUTE);
+        value_r = RHV_RHV(HEADPHONE_MUTE);
+        value_dap |= DAP_DACM;
+    }
+    else
+    {
+        value_l = LHV_LHV(tlv320.vol_l);
+        value_r = RHV_RHV(tlv320.vol_r);
+        if (value_l > HEADPHONE_MUTE || value_r > HEADPHONE_MUTE)
+            value_dap &= ~DAP_DACM;
+    }
+
+    tlv320_write_reg(REG_LHV, LHV_LZC | value_l);
+    tlv320_write_reg(REG_RHV, RHV_RZC | value_r);
+    tlv320_write_reg(REG_DAP, value_dap);
+}
+
 /* public functions */
 
 /**
@@ -238,30 +262,6 @@ void audiohw_set_recvol(int left, int right, int type)
 }
 #endif
 
-void audiohw_mute(bool mute)
-{
-    unsigned value_dap = tlv320_regs[REG_DAP];
-    unsigned value_l, value_r;
-
-    if (mute)
-    {
-        value_l = LHV_LHV(HEADPHONE_MUTE);
-        value_r = RHV_RHV(HEADPHONE_MUTE);
-        value_dap |= DAP_DACM;
-    }
-    else
-    {
-        value_l = LHV_LHV(tlv320.vol_l);
-        value_r = RHV_RHV(tlv320.vol_r);
-        if (value_l > HEADPHONE_MUTE || value_r > HEADPHONE_MUTE)
-            value_dap &= ~DAP_DACM;
-    }
-
-    tlv320_write_reg(REG_LHV, LHV_LZC | value_l);
-    tlv320_write_reg(REG_RHV, RHV_RZC | value_r);
-    tlv320_write_reg(REG_DAP, value_dap);
-}
-
 /* Nice shutdown of TLV320 codec */
 void audiohw_close(void)
 {

firmware/drivers/audio/tsc2100.c

@@ -81,17 +81,7 @@ void audiohw_init(void)
     tsc2100_writereg(TSAC4_PAGE, TSAC4_ADDRESS, val);
 }
 
-void audiohw_postinit(void)
+static void audiohw_mute(bool mute)
-{
-    audiohw_mute(false);
-}
-
-void audiohw_set_master_vol(int vol_l, int vol_r)
-{
-   tsc2100_writereg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS, (short)((vol_l<<8) | vol_r) );
-}
-
-void audiohw_mute(bool mute)
 {
     short vol = tsc2100_readreg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS);
     /* left  mute bit == 1<<15
@@ -108,6 +98,16 @@ void audiohw_mute(bool mute)
     tsc2100_writereg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS, vol);
 }
 
+void audiohw_postinit(void)
+{
+    audiohw_mute(false);
+}
+
+void audiohw_set_master_vol(int vol_l, int vol_r)
+{
+   tsc2100_writereg(TSDACGAIN_PAGE, TSDACGAIN_ADDRESS, (short)((vol_l<<8) | vol_r) );
+}
+
 void audiohw_close(void)
 {
     /* mute headphones */

firmware/drivers/audio/uda1341.c

@@ -210,14 +210,14 @@ void audiohw_set_treble(int value)
     udacodec_write (UDA_REG_DATA0, UDA_DATA_CTRL1 | uda_regs [UDA_REG_ID_CTRL1] );
 }
 
-void audiohw_mute(bool mute)
+/*static void audiohw_mute(bool mute)
 {
     if (mute)
         uda_regs [UDA_REG_ID_CTRL2] |= UDA_MUTE_ON;
     else    
         uda_regs [UDA_REG_ID_CTRL2] &= ~UDA_MUTE_ON;
     
-    udacodec_write (UDA_REG_DATA0, UDA_DATA_CTRL2 | uda_regs [UDA_REG_ID_CTRL2] );
+    udacodec_write (UDA_REG_DATA0, UDA_DATA_CTRL2 | uda_regs [UDA_REG_ID_CTRL2] );*/
 }
 
 void audiohw_set_prescaler(int val)

firmware/drivers/audio/uda1380.c

@@ -171,7 +171,7 @@ void audiohw_set_treble(int value)
                               | TREBLEL(value) | TREBLER(value));
 }
 
-void audiohw_mute(bool mute)
+static void audiohw_mute(bool mute)
 {
     unsigned int value = uda1380_regs[REG_MUTE];
 

firmware/drivers/audio/wm8731.c

@@ -149,7 +149,7 @@ int sound_val2phys(int setting, int value)
     return result;
 }
 
-void audiohw_mute(bool mute)
+static void audiohw_mute(bool mute)
 {
     if (mute) {
         /* Set DACMU = 1 to soft-mute the audio DACs. */

firmware/drivers/audio/wm8751.c

@@ -99,6 +99,13 @@ static int adaptivebass2hw(int value)
 }
 #endif
 
+static void audiohw_mute(bool mute)
+{
+    /* Mute:   Set DACMU = 1 to soft-mute the audio DACs. */
+    /* Unmute: Set DACMU = 0 to soft-un-mute the audio DACs. */
+    wmcodec_write(DACCTRL, mute ? DACCTRL_DACMU : 0);
+}
+
 /* Reset and power up the WM8751 */
 void audiohw_preinit(void)
 {
@@ -230,13 +237,6 @@ void audiohw_set_treble(int value)
         TREBCTRL_TREB(tone_tenthdb2hw(value)));
 }
 
-void audiohw_mute(bool mute)
-{
-    /* Mute:   Set DACMU = 1 to soft-mute the audio DACs. */
-    /* Unmute: Set DACMU = 0 to soft-un-mute the audio DACs. */
-    wmcodec_write(DACCTRL, mute ? DACCTRL_DACMU : 0);
-}
-
 /* Nice shutdown of WM8751 codec */
 void audiohw_close(void)
 {

firmware/drivers/audio/wm8758.c

@@ -116,7 +116,7 @@ int sound_val2phys(int setting, int value)
     return result;
 }
 
-void audiohw_mute(bool mute)
+static void audiohw_mute(bool mute)
 {
     if (mute) {
         wmcodec_write(DACCTRL, DACCTRL_SOFTMUTE);

firmware/drivers/audio/wm8975.c

@@ -113,7 +113,7 @@ int sound_val2phys(int setting, int value)
     return result;
 }
 
-void audiohw_mute(bool mute)
+static void audiohw_mute(bool mute)
 {
     if (mute) {
         /* Set DACMU = 1 to soft-mute the audio DACs. */

firmware/drivers/audio/wm8978.c

@@ -346,25 +346,7 @@ void audiohw_set_headphone_vol(int vol_l, int vol_r)
     }
 }
 
-void audiohw_close(void)
+static void audiohw_mute(bool mute)
-{
-    /* 1. Mute all analogue outputs */
-    audiohw_mute(true);
-    audiohw_enable_headphone_jack(false);
-
-    /* 2. Disable power management register 1. R1 = 00 */
-    wmc_write(WMC_POWER_MANAGEMENT1, 0x000);
-
-    /* 3. Disable power management register 2. R2 = 00 */
-    wmc_write(WMC_POWER_MANAGEMENT2, 0x000);
-
-    /* 4. Disable power management register 3. R3 = 00 */
-    wmc_write(WMC_POWER_MANAGEMENT3, 0x000);
-
-    /* 5. Remove external power supplies. */
-}
-
-void audiohw_mute(bool mute)
 {
     wmc_vol.ahw_mute = mute;
 
@@ -385,6 +367,24 @@ void audiohw_mute(bool mute)
     }
 }
 
+void audiohw_close(void)
+{
+    /* 1. Mute all analogue outputs */
+    audiohw_mute(true);
+    audiohw_enable_headphone_jack(false);
+
+    /* 2. Disable power management register 1. R1 = 00 */
+    wmc_write(WMC_POWER_MANAGEMENT1, 0x000);
+
+    /* 3. Disable power management register 2. R2 = 00 */
+    wmc_write(WMC_POWER_MANAGEMENT2, 0x000);
+
+    /* 4. Disable power management register 3. R3 = 00 */
+    wmc_write(WMC_POWER_MANAGEMENT3, 0x000);
+
+    /* 5. Remove external power supplies. */
+}
+
 void audiohw_set_frequency(int fsel)
 {
     /* For 16.9344MHz MCLK, codec as master. */

firmware/drivers/audio/wm8985.c

@@ -165,6 +165,18 @@ void audiohw_preinit(void)
     wmcodec_write(OUT4ADC, 0x0);    /* POBCTRL = 0 */
 }
 
+static void audiohw_mute(bool mute)
+{
+    if (mute)
+    {
+        /* Set DACMU = 1 to soft-mute the audio DACs. */
+        wmcodec_write(DACCTRL, 0x4c);
+    } else {
+        /* Set DACMU = 0 to soft-un-mute the audio DACs. */
+        wmcodec_write(DACCTRL, 0xc);
+    }
+}
+
 void audiohw_postinit(void)
 {
     sleep(HZ/2);
@@ -217,18 +229,6 @@ void audiohw_set_treble_cutoff(int value)
     wmcodec_write(EQ5, eq5_reg);
 }
 
-void audiohw_mute(bool mute)
-{
-    if (mute)
-    {
-        /* Set DACMU = 1 to soft-mute the audio DACs. */
-        wmcodec_write(DACCTRL, 0x4c);
-    } else {
-        /* Set DACMU = 0 to soft-un-mute the audio DACs. */
-        wmcodec_write(DACCTRL, 0xc);
-    }
-}
-
 /* Nice shutdown of WM8985 codec */
 void audiohw_close(void)
 {

firmware/export/audiohw.h

@@ -222,12 +222,6 @@ void audiohw_set_prescaler(int val);
 void audiohw_set_balance(int val);
 #endif
 
-/**
- * Mute or enable sound.
- * @param mute true or false.
- */
-void audiohw_mute(bool mute);
-
 #ifdef AUDIOHW_HAVE_TREBLE
 /**
  * Set new treble value.

firmware/export/pcm.h

@@ -79,7 +79,6 @@ const void* pcm_get_peak_buffer(int* count);
 size_t pcm_get_bytes_waiting(void);
 
 void pcm_play_stop(void);
-void pcm_mute(bool mute);
 void pcm_play_pause(bool play);
 bool pcm_is_paused(void);
 bool pcm_is_playing(void);

firmware/pcm.c

@@ -355,16 +355,6 @@ bool pcm_is_paused(void)
     return pcm_paused;
 }
 
-void pcm_mute(bool mute)
-{
-#ifndef SIMULATOR
-    audiohw_mute(mute);
-#endif
-
-    if (mute)
-        sleep(HZ/16);
-}
-
 #ifdef HAVE_RECORDING
 /** Low level pcm recording apis **/
 

firmware/target/arm/tms320dm320/mrobe-500/dm320codec-mr500.c

@@ -39,8 +39,3 @@ void audiohw_init(void)
 void audiohw_close(void)
 {
 }
-
-void audiohw_mute(bool mute)
-{
-    (void) mute;
-}

firmware/target/mips/ingenic_jz47xx/codec-jz4740.c

@@ -266,7 +266,7 @@ static void HP_turn_off(void)
 }
 #endif
 
-void audiohw_mute(bool mute)
+static void audiohw_mute(bool mute)
 {
     if(mute)
         REG_ICDC_CDCCR1 |= ICDC_CDCCR1_HPMUTE;