ASoC: twl6040: Use virtual DAPM mixer controls
By using the new virtual DAPM mixer controls it is possible to remove the
twl6040 specific implementation of virtual controls.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/codecs/twl6040.c b/sound/soc/codecs/twl6040.c
index 35059a2..f2f4bcb 100644
--- a/sound/soc/codecs/twl6040.c
+++ b/sound/soc/codecs/twl6040.c
@@ -54,12 +54,7 @@
#define TWL6040_OUTHF_0dB 0x03
#define TWL6040_OUTHF_M52dB 0x1D
-/* Shadow register used by the driver */
-#define TWL6040_REG_SW_SHADOW 0x2F
-#define TWL6040_CACHEREGNUM (TWL6040_REG_SW_SHADOW + 1)
-
-/* TWL6040_REG_SW_SHADOW (0x2F) fields */
-#define TWL6040_EAR_PATH_ENABLE 0x01
+#define TWL6040_CACHEREGNUM (TWL6040_REG_STATUS + 1)
struct twl6040_jack_data {
struct snd_soc_jack *jack;
@@ -135,8 +130,6 @@
0x00, /* REG_HFOTRIM 0x2C */
0x09, /* REG_ACCCTL 0x2D */
0x00, /* REG_STATUS 0x2E (ro) */
-
- 0x00, /* REG_SW_SHADOW 0x2F - Shadow, non HW register */
};
/* List of registers to be restored after power up */
@@ -220,12 +213,8 @@
if (reg >= TWL6040_CACHEREGNUM)
return -EIO;
- if (likely(reg < TWL6040_REG_SW_SHADOW)) {
- value = twl6040_reg_read(twl6040, reg);
- twl6040_write_reg_cache(codec, reg, value);
- } else {
- value = twl6040_read_reg_cache(codec, reg);
- }
+ value = twl6040_reg_read(twl6040, reg);
+ twl6040_write_reg_cache(codec, reg, value);
return value;
}
@@ -261,8 +250,7 @@
return -EIO;
twl6040_write_reg_cache(codec, reg, value);
- if (likely(reg < TWL6040_REG_SW_SHADOW) &&
- twl6040_is_path_unmuted(codec, reg))
+ if (twl6040_is_path_unmuted(codec, reg))
return twl6040_reg_write(twl6040, reg, value);
else
return 0;
@@ -555,7 +543,7 @@
SOC_DAPM_ENUM("Route", twl6040_hf_enum[1]);
static const struct snd_kcontrol_new ep_path_enable_control =
- SOC_DAPM_SINGLE("Switch", TWL6040_REG_SW_SHADOW, 0, 1, 0);
+ SOC_DAPM_SINGLE_VIRT("Switch", 1);
static const struct snd_kcontrol_new auxl_switch_control =
SOC_DAPM_SINGLE("Switch", TWL6040_REG_HFLCTL, 6, 1, 0);