Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
ASoC: rt1320-sdw: Add an approach to get new hardware advance gain
Add an approach to get new hardware advance gain,
and if there is no advance gain with this approach,
we can still get advance gain with original method.
Signed-off-by: Jack Yu <jack.yu@realtek.com>
Link: https://patch.msgid.link/20260410064225.662656-1-jack.yu@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
authored by
Jack Yu
and committed by
Mark Brown
2603ea46
558f5228
+36
-2
+23
-2
sound/soc/codecs/rt1320-sdw.c
+23
-2
sound/soc/codecs/rt1320-sdw.c
···
1013
1013
struct device *dev = &rt1320->sdw_slave->dev;
1014
1014
struct rt1320_datafixpoint r0_data[2];
1015
1015
unsigned short l_advancegain, r_advancegain;
1016
+
FwPara_Get_HwSwGain audDriverDataHwSwGain = {0};
1017
+
unsigned int HwAdvGain = 0;
1016
1018
int ret;
1019
+
1020
+
/* Get new hardware advance gain by ID 1300 */
1021
+
ret = rt1320_fw_param_protocol(rt1320, RT1320_GET_PARAM, 1300,
1022
+
&audDriverDataHwSwGain, sizeof(audDriverDataHwSwGain));
1023
+
if (ret == 0) {
1024
+
HwAdvGain = audDriverDataHwSwGain.HwAdvGain;
1025
+
dev_dbg(dev, "%s, HwAdvGain=%d\n", __func__, HwAdvGain);
1026
+
dev_dbg(dev, "%s, HwBasGain=%d\n", __func__, audDriverDataHwSwGain.HwBasGain);
1027
+
dev_dbg(dev, "%s, SwAdvGain=%d\n", __func__, audDriverDataHwSwGain.SwAdvGain);
1028
+
dev_dbg(dev, "%s, SwBasGain=%d\n", __func__, audDriverDataHwSwGain.SwBasGain);
1029
+
} else {
1030
+
dev_dbg(dev, "%s: param 1300 not supported, ret=%d\n", __func__, ret);
1031
+
}
1017
1032
1018
1033
/* Get advance gain/r0 */
1019
1034
rt1320_fw_param_protocol(rt1320, RT1320_GET_PARAM, 6, &r0_data[0], sizeof(struct rt1320_datafixpoint));
1020
1035
rt1320_fw_param_protocol(rt1320, RT1320_GET_PARAM, 7, &r0_data[1], sizeof(struct rt1320_datafixpoint));
1021
-
l_advancegain = r0_data[0].advancegain;
1022
-
r_advancegain = r0_data[1].advancegain;
1036
+
1037
+
if (HwAdvGain != 0) {
1038
+
l_advancegain = HwAdvGain & 0xffff;
1039
+
r_advancegain = (HwAdvGain >> 16) & 0xffff;
1040
+
} else {
1041
+
l_advancegain = r0_data[0].advancegain;
1042
+
r_advancegain = r0_data[1].advancegain;
1043
+
}
1023
1044
dev_dbg(dev, "%s, LR advanceGain=0x%x 0x%x\n", __func__, l_advancegain, r_advancegain);
1024
1045
1025
1046
/* set R0 and enable protection by SetParameter id 6, 7 */
+13
sound/soc/codecs/rt1320-sdw.h
+13
sound/soc/codecs/rt1320-sdw.h
···
121
121
int invrs;
122
122
};
123
123
124
+
typedef struct FwPara_HwSwGain {
125
+
unsigned int SwAdvGain;
126
+
unsigned int SwBasGain;
127
+
unsigned int HwAdvGain;
128
+
unsigned int HwBasGain;
129
+
unsigned int reserve0;
130
+
unsigned int reserve1;
131
+
unsigned int reserve2;
132
+
unsigned int reserve3;
133
+
unsigned int reserve4;
134
+
unsigned int reserve5;
135
+
} __attribute__((packed)) FwPara_Get_HwSwGain;
136
+
124
137
struct rt1320_paramcmd {
125
138
unsigned char moudleid;
126
139
unsigned char commandtype;