Add software reset before setting preset registers to make sure all the registers are the default value before preset.

Signed-off-by: Jack Yu jack.yu@realtek.com --- sound/soc/codecs/rt715.c | 56 ++++++++++++++++++++++++++++++++++++++++ sound/soc/codecs/rt715.h | 7 +++++ 2 files changed, 63 insertions(+)

diff --git a/sound/soc/codecs/rt715.c b/sound/soc/codecs/rt715.c index 79416bb48814..c95f481cd235 100644 --- a/sound/soc/codecs/rt715.c +++ b/sound/soc/codecs/rt715.c @@ -52,6 +52,60 @@ static int rt715_index_write(struct regmap *regmap, unsigned int reg, return ret; }

+static int rt715_index_write_nid(struct regmap *regmap, + unsigned int nid, unsigned int reg, unsigned int value) +{ + int ret; + unsigned int addr = ((RT715_PRIV_INDEX_W_H_2 | nid) << 8) | reg; + + ret = regmap_write(regmap, addr, value); + if (ret < 0) + pr_err("Failed to set private value: %06x <= %04x ret=%d\n", + addr, value, ret); + + return ret; +} + +static int rt715_index_read_nid(struct regmap *regmap, + unsigned int nid, unsigned int reg, unsigned int *value) +{ + int ret; + unsigned int addr = ((RT715_PRIV_INDEX_W_H_2 | nid) << 8) | reg; + + *value = 0; + ret = regmap_read(regmap, addr, value); + if (ret < 0) + pr_err("Failed to get private value: %06x => %04x ret=%d\n", + addr, *value, ret); + + return ret; +} + +static int rt715_index_update_bits(struct regmap *regmap, unsigned int nid, + unsigned int reg, unsigned int mask, unsigned int val) +{ + unsigned int tmp, orig; + int ret; + + ret = rt715_index_read_nid(regmap, nid, reg, &orig); + if (ret < 0) + return ret; + + tmp = orig & ~mask; + tmp |= val & mask; + + return rt715_index_write_nid(regmap, nid, reg, tmp); +} + +static void rt715_reset(struct regmap *regmap) +{ + regmap_write(regmap, RT715_FUNC_RESET, 0); + rt715_index_update_bits(regmap, RT715_VENDOR_REGISTERS, + RT715_VD_CLEAR_CTRL, RT715_CLEAR_HIDDEN_REG, + RT715_CLEAR_HIDDEN_REG); +} + + static void rt715_get_gain(struct rt715_priv *rt715, unsigned int addr_h, unsigned int addr_l, unsigned int val_h, unsigned int *r_val, unsigned int *l_val) @@ -1040,6 +1094,8 @@ int rt715_io_init(struct device *dev, struct sdw_slave *slave)

pm_runtime_get_noresume(&slave->dev);

+ rt715_reset(rt715->regmap); + /* Mute nid=08h/09h */ regmap_write(rt715->regmap, RT715_SET_GAIN_LINE_ADC_H, 0xb080); regmap_write(rt715->regmap, RT715_SET_GAIN_MIX_ADC_H, 0xb080); diff --git a/sound/soc/codecs/rt715.h b/sound/soc/codecs/rt715.h index 12a0ae656d09..6e37bf64e12f 100644 --- a/sound/soc/codecs/rt715.h +++ b/sound/soc/codecs/rt715.h @@ -48,6 +48,7 @@ struct rt715_priv { #define RT715_INLINE_CMD 0x55

/* Index (NID:20h) */ +#define RT715_VD_CLEAR_CTRL 0x01 #define RT715_SDW_INPUT_SEL 0x39 #define RT715_EXT_DMIC_CLK_CTRL2 0x54

@@ -71,6 +72,8 @@ struct rt715_priv { #define RT715_READ_HDA_0 0x2015 #define RT715_PRIV_INDEX_W_H 0x7520 #define RT715_PRIV_INDEX_W_L 0x85a0 +#define RT715_PRIV_INDEX_W_H_2 0x7500 +#define RT715_PRIV_INDEX_W_L_2 0x8580 #define RT715_PRIV_DATA_W_H 0x7420 #define RT715_PRIV_DATA_W_L 0x84a0 #define RT715_PRIV_INDEX_R_H 0x9d20 @@ -198,6 +201,10 @@ struct rt715_priv { #define RT715_SET_DMIC4_CONFIG_DEFAULT4\ (RT715_VERB_SET_CONFIG_DEFAULT4 | RT715_DMIC4)

+/* vendor register clear ctrl-1 (0x01)(NID:20h) */ +#define RT715_CLEAR_HIDDEN_REG (0x1 << 15) + + #define RT715_MUTE_SFT 7 #define RT715_DIR_IN_SFT 6 #define RT715_DIR_OUT_SFT 7