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Message-ID: <dxkgfqxdx4kovs4lfgl6y22chv7b7skmacpttp2z5nzhqj2ijh@6sofslw756mp>
Date: Wed, 12 Jun 2024 21:18:21 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc: Liam Girdwood <lgirdwood@...il.com>, Mark Brown <broonie@...nel.org>,
Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
Banajit Goswami <bgoswami@...cinc.com>, neil.armstrong@...aro.org, linux-arm-msm@...r.kernel.org,
krzysztof.kozlowski@...aro.org, linux-sound@...r.kernel.org, linux-kernel@...r.kernel.org,
alsa-devel@...a-project.org
Subject: Re: [PATCH v3 3/3] ASoC: codec: lpass-rx-macro: add support for 2.5
codec version
On Wed, Jun 12, 2024 at 05:57:23PM +0100, Srinivas Kandagatla wrote:
> LPASS Codec v2.5 has significant changes in the rx register strides.
> Due to this headset playback on SM8550, SM8650, x1e80100 and all SoCs
> after SM8450 have only Left working.
>
> This patch adjusts the registers to accomdate 2.5 changes. With this
> fixed now L and R are functional on Headset playback.
>
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
> ---
> sound/soc/codecs/lpass-rx-macro.c | 220 +++++++++++++++++++++++++++++++++++---
> 1 file changed, 207 insertions(+), 13 deletions(-)
>
> diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c
> index 8beeacbd6ae6..7e8bb005b0b9 100644
> --- a/sound/soc/codecs/lpass-rx-macro.c
> +++ b/sound/soc/codecs/lpass-rx-macro.c
> @@ -262,6 +262,53 @@
> #define CDC_RX_RX2_RX_PATH_MIX_SEC0 (0x0544)
> #define CDC_RX_RX2_RX_PATH_MIX_SEC1 (0x0548)
> #define CDC_RX_RX2_RX_PATH_DSM_CTL (0x054C)
> +
> +/* LPASS CODEC version 2.5 rx reg offsets */
> +#define CDC_2_5_RX_RX1_RX_PATH_CTL (0x04c0)
> +#define CDC_2_5_RX_RX1_RX_PATH_CFG0 (0x04c4)
> +#define CDC_2_5_RX_RX1_RX_PATH_CFG1 (0x04c8)
> +#define CDC_2_5_RX_RX1_RX_PATH_CFG2 (0x04cC)
> +#define CDC_2_5_RX_RX1_RX_PATH_CFG3 (0x04d0)
> +#define CDC_2_5_RX_RX1_RX_VOL_CTL (0x04d4)
> +#define CDC_2_5_RX_RX1_RX_PATH_MIX_CTL (0x04d8)
> +#define CDC_2_5_RX_RX1_RX_PATH_MIX_CFG (0x04dC)
> +#define CDC_2_5_RX_RX1_RX_VOL_MIX_CTL (0x04e0)
> +#define CDC_2_5_RX_RX1_RX_PATH_SEC1 (0x04e4)
> +#define CDC_2_5_RX_RX1_RX_PATH_SEC2 (0x04e8)
> +#define CDC_2_5_RX_RX1_RX_PATH_SEC3 (0x04eC)
> +#define CDC_2_5_RX_RX1_RX_PATH_SEC4 (0x04f0)
> +#define CDC_2_5_RX_RX1_RX_PATH_SEC7 (0x04f4)
> +#define CDC_2_5_RX_RX1_RX_PATH_MIX_SEC0 (0x04f8)
> +#define CDC_2_5_RX_RX1_RX_PATH_MIX_SEC1 (0x04fC)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_CTL (0x0500)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_DATA1 (0x0504)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_DATA2 (0x0508)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_DATA3 (0x050C)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_DATA4 (0x0510)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_DATA5 (0x0514)
> +#define CDC_2_5_RX_RX1_RX_PATH_DSM_DATA6 (0x0518)
> +
> +#define CDC_2_5_RX_RX2_RX_PATH_CTL (0x0580)
> +#define CDC_2_5_RX_RX2_RX_PATH_CFG0 (0x0584)
> +#define CDC_2_5_RX_RX2_RX_PATH_CFG1 (0x0588)
> +#define CDC_2_5_RX_RX2_RX_PATH_CFG2 (0x058C)
> +#define CDC_2_5_RX_RX2_RX_PATH_CFG3 (0x0590)
> +#define CDC_2_5_RX_RX2_RX_VOL_CTL (0x0594)
> +#define CDC_2_5_RX_RX2_RX_PATH_MIX_CTL (0x0598)
> +#define CDC_2_5_RX_RX2_RX_PATH_MIX_CFG (0x059C)
> +#define CDC_2_5_RX_RX2_RX_VOL_MIX_CTL (0x05a0)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC0 (0x05a4)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC1 (0x05a8)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC2 (0x05aC)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC3 (0x05b0)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC4 (0x05b4)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC5 (0x05b8)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC6 (0x05bC)
> +#define CDC_2_5_RX_RX2_RX_PATH_SEC7 (0x05c0)
> +#define CDC_2_5_RX_RX2_RX_PATH_MIX_SEC0 (0x05c4)
> +#define CDC_2_5_RX_RX2_RX_PATH_MIX_SEC1 (0x05c8)
> +#define CDC_2_5_RX_RX2_RX_PATH_DSM_CTL (0x05cC)
> +
> #define CDC_RX_IDLE_DETECT_PATH_CTL (0x0780)
> #define CDC_RX_IDLE_DETECT_CFG0 (0x0784)
> #define CDC_RX_IDLE_DETECT_CFG1 (0x0788)
> @@ -764,6 +811,8 @@ static SOC_ENUM_SINGLE_DECL(rx_int0_dem_inp_enum, CDC_RX_RX0_RX_PATH_CFG1, 0,
> rx_int_dem_inp_mux_text);
> static SOC_ENUM_SINGLE_DECL(rx_int1_dem_inp_enum, CDC_RX_RX1_RX_PATH_CFG1, 0,
> rx_int_dem_inp_mux_text);
> +static SOC_ENUM_SINGLE_DECL(rx_2_5_int1_dem_inp_enum, CDC_2_5_RX_RX1_RX_PATH_CFG1, 0,
> + rx_int_dem_inp_mux_text);
>
> static SOC_ENUM_SINGLE_DECL(rx_macro_rx0_enum, SND_SOC_NOPM, 0, rx_macro_mux_text);
> static SOC_ENUM_SINGLE_DECL(rx_macro_rx1_enum, SND_SOC_NOPM, 0, rx_macro_mux_text);
> @@ -1083,6 +1132,52 @@ static const struct reg_default rx_defaults[] = {
> { CDC_RX_DSD1_CFG2, 0x96 },
> };
>
> +static const struct reg_default rx_2_5_defaults[] = {
> + { CDC_2_5_RX_RX1_RX_PATH_CTL, 0x04 },
> + { CDC_2_5_RX_RX1_RX_PATH_CFG0, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_CFG1, 0x64 },
> + { CDC_2_5_RX_RX1_RX_PATH_CFG2, 0x8F },
> + { CDC_2_5_RX_RX1_RX_PATH_CFG3, 0x00 },
> + { CDC_2_5_RX_RX1_RX_VOL_CTL, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_MIX_CTL, 0x04 },
> + { CDC_2_5_RX_RX1_RX_PATH_MIX_CFG, 0x7E },
> + { CDC_2_5_RX_RX1_RX_VOL_MIX_CTL, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_SEC1, 0x08 },
> + { CDC_2_5_RX_RX1_RX_PATH_SEC2, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_SEC3, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_SEC4, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_SEC7, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_MIX_SEC0, 0x08 },
> + { CDC_2_5_RX_RX1_RX_PATH_MIX_SEC1, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_CTL, 0x08 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_DATA1, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_DATA2, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_DATA3, 0x00 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_DATA4, 0x55 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_DATA5, 0x55 },
> + { CDC_2_5_RX_RX1_RX_PATH_DSM_DATA6, 0x55 },
> + { CDC_2_5_RX_RX2_RX_PATH_CTL, 0x04 },
> + { CDC_2_5_RX_RX2_RX_PATH_CFG0, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_CFG1, 0x64 },
> + { CDC_2_5_RX_RX2_RX_PATH_CFG2, 0x8F },
> + { CDC_2_5_RX_RX2_RX_PATH_CFG3, 0x00 },
> + { CDC_2_5_RX_RX2_RX_VOL_CTL, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_MIX_CTL, 0x04 },
> + { CDC_2_5_RX_RX2_RX_PATH_MIX_CFG, 0x7E },
> + { CDC_2_5_RX_RX2_RX_VOL_MIX_CTL, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC0, 0x04 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC1, 0x08 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC2, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC3, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC4, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC5, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC6, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_SEC7, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_MIX_SEC0, 0x08 },
> + { CDC_2_5_RX_RX2_RX_PATH_MIX_SEC1, 0x00 },
> + { CDC_2_5_RX_RX2_RX_PATH_DSM_CTL, 0x00 },
> +};
> +
> static const struct reg_default rx_pre_2_5_defaults[] = {
> { CDC_RX_RX1_RX_PATH_CTL, 0x04 },
> { CDC_RX_RX1_RX_PATH_CFG0, 0x00 },
> @@ -1236,8 +1331,62 @@ static bool rx_pre_2_5_is_rw_register(struct device *dev, unsigned int reg)
> return false;
> }
>
> +static bool rx_2_5_is_rw_register(struct device *dev, unsigned int reg)
> +{
> + switch (reg) {
> + case CDC_2_5_RX_RX1_RX_PATH_CTL:
> + case CDC_2_5_RX_RX1_RX_PATH_CFG0:
> + case CDC_2_5_RX_RX1_RX_PATH_CFG1:
> + case CDC_2_5_RX_RX1_RX_PATH_CFG2:
> + case CDC_2_5_RX_RX1_RX_PATH_CFG3:
> + case CDC_2_5_RX_RX1_RX_VOL_CTL:
> + case CDC_2_5_RX_RX1_RX_PATH_MIX_CTL:
> + case CDC_2_5_RX_RX1_RX_PATH_MIX_CFG:
> + case CDC_2_5_RX_RX1_RX_VOL_MIX_CTL:
> + case CDC_2_5_RX_RX1_RX_PATH_SEC1:
> + case CDC_2_5_RX_RX1_RX_PATH_SEC2:
> + case CDC_2_5_RX_RX1_RX_PATH_SEC3:
> + case CDC_2_5_RX_RX1_RX_PATH_SEC4:
> + case CDC_2_5_RX_RX1_RX_PATH_SEC7:
> + case CDC_2_5_RX_RX1_RX_PATH_MIX_SEC0:
> + case CDC_2_5_RX_RX1_RX_PATH_MIX_SEC1:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_CTL:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_DATA1:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_DATA2:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_DATA3:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_DATA4:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_DATA5:
> + case CDC_2_5_RX_RX1_RX_PATH_DSM_DATA6:
> + case CDC_2_5_RX_RX2_RX_PATH_CTL:
> + case CDC_2_5_RX_RX2_RX_PATH_CFG0:
> + case CDC_2_5_RX_RX2_RX_PATH_CFG1:
> + case CDC_2_5_RX_RX2_RX_PATH_CFG2:
> + case CDC_2_5_RX_RX2_RX_PATH_CFG3:
> + case CDC_2_5_RX_RX2_RX_VOL_CTL:
> + case CDC_2_5_RX_RX2_RX_PATH_MIX_CTL:
> + case CDC_2_5_RX_RX2_RX_PATH_MIX_CFG:
> + case CDC_2_5_RX_RX2_RX_VOL_MIX_CTL:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC0:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC1:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC2:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC3:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC4:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC5:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC6:
> + case CDC_2_5_RX_RX2_RX_PATH_SEC7:
> + case CDC_2_5_RX_RX2_RX_PATH_MIX_SEC0:
> + case CDC_2_5_RX_RX2_RX_PATH_MIX_SEC1:
> + case CDC_2_5_RX_RX2_RX_PATH_DSM_CTL:
> + return true;
> + }
> +
> + return false;
> +}
> +
> static bool rx_is_rw_register(struct device *dev, unsigned int reg)
> {
> + struct rx_macro *rx = dev_get_drvdata(dev);
> +
> switch (reg) {
> case CDC_RX_TOP_TOP_CFG0:
> case CDC_RX_TOP_SWR_CTRL:
> @@ -1453,6 +1602,9 @@ static bool rx_is_rw_register(struct device *dev, unsigned int reg)
> return true;
> }
>
> + if (rx->codec_version >= LPASS_CODEC_VERSION_2_5)
> + return rx_2_5_is_rw_register(dev, reg);
> +
> return rx_pre_2_5_is_rw_register(dev, reg);
> }
>
> @@ -1551,6 +1703,10 @@ static const struct snd_kcontrol_new rx_int1_dem_inp_mux =
> SOC_DAPM_ENUM_EXT("rx_int1_dem_inp", rx_int1_dem_inp_enum,
> snd_soc_dapm_get_enum_double, rx_macro_int_dem_inp_mux_put);
>
> +static const struct snd_kcontrol_new rx_2_5_int1_dem_inp_mux =
> + SOC_DAPM_ENUM_EXT("rx_int1_dem_inp", rx_2_5_int1_dem_inp_enum,
> + snd_soc_dapm_get_enum_double, rx_macro_int_dem_inp_mux_put);
> +
> static int rx_macro_set_prim_interpolator_rate(struct snd_soc_dai *dai,
> int rate_reg_val, u32 sample_rate)
> {
> @@ -2835,6 +2991,18 @@ static const struct snd_kcontrol_new rx_macro_def_snd_controls[] = {
> -84, 40, digital_gain),
> };
>
> +static const struct snd_kcontrol_new rx_macro_2_5_snd_controls[] = {
> +
> + SOC_SINGLE_S8_TLV("RX_RX1 Digital Volume", CDC_2_5_RX_RX1_RX_VOL_CTL,
> + -84, 40, digital_gain),
> + SOC_SINGLE_S8_TLV("RX_RX2 Digital Volume", CDC_2_5_RX_RX2_RX_VOL_CTL,
> + -84, 40, digital_gain),
> + SOC_SINGLE_S8_TLV("RX_RX1 Mix Digital Volume", CDC_2_5_RX_RX1_RX_VOL_MIX_CTL,
> + -84, 40, digital_gain),
> + SOC_SINGLE_S8_TLV("RX_RX2 Mix Digital Volume", CDC_2_5_RX_RX2_RX_VOL_MIX_CTL,
> + -84, 40, digital_gain),
> +};
> +
> static const struct snd_kcontrol_new rx_macro_snd_controls[] = {
> SOC_SINGLE_S8_TLV("RX_RX0 Digital Volume", CDC_RX_RX0_RX_VOL_CTL,
> -84, 40, digital_gain),
> @@ -2956,6 +3124,12 @@ static int rx_macro_enable_echo(struct snd_soc_dapm_widget *w,
>
> return 0;
> }
> +
> +static const struct snd_soc_dapm_widget rx_macro_2_5_dapm_widgets[] = {
> + SND_SOC_DAPM_MUX("RX INT1 DEM MUX", SND_SOC_NOPM, 0, 0,
> + &rx_2_5_int1_dem_inp_mux),
> +};
> +
> static const struct snd_soc_dapm_widget rx_macro_def_dapm_widgets[] = {
> SND_SOC_DAPM_MUX("RX INT1 DEM MUX", SND_SOC_NOPM, 0, 0,
> &rx_int1_dem_inp_mux),
> @@ -3454,10 +3628,17 @@ static int rx_macro_component_probe(struct snd_soc_component *component)
> CDC_RX_DC_COEFF_SEL_MASK,
> CDC_RX_DC_COEFF_SEL_TWO);
>
> - controls = rx_macro_def_snd_controls;
> - num_controls = ARRAY_SIZE(rx_macro_def_snd_controls);
> - widgets = rx_macro_def_dapm_widgets;
> - num_widgets = ARRAY_SIZE(rx_macro_def_dapm_widgets);
> + if (rx->codec_version >= LPASS_CODEC_VERSION_2_5) {
> + controls = rx_macro_2_5_snd_controls;
> + num_controls = ARRAY_SIZE(rx_macro_2_5_snd_controls);
> + widgets = rx_macro_2_5_dapm_widgets;
> + num_widgets = ARRAY_SIZE(rx_macro_2_5_dapm_widgets);
> + } else {
> + controls = rx_macro_def_snd_controls;
> + num_controls = ARRAY_SIZE(rx_macro_def_snd_controls);
> + widgets = rx_macro_def_dapm_widgets;
> + num_widgets = ARRAY_SIZE(rx_macro_def_dapm_widgets);
> + }
>
> rx->component = component;
>
> @@ -3609,15 +3790,28 @@ static int rx_macro_probe(struct platform_device *pdev)
> goto err;
> }
> rx->codec_version = lpass_macro_get_codec_version();
> -
> - rx->rxn_reg_stride = 0x80;
> - def_count = ARRAY_SIZE(rx_defaults) + ARRAY_SIZE(rx_pre_2_5_defaults);
> - reg_defaults = kmalloc_array(def_count, sizeof(struct reg_default), GFP_KERNEL);
> - if (!reg_defaults)
> - return -ENOMEM;
> - memcpy(®_defaults[0], rx_defaults, sizeof(rx_defaults));
> - memcpy(®_defaults[ARRAY_SIZE(rx_defaults)],
> - rx_pre_2_5_defaults, sizeof(rx_pre_2_5_defaults));
> + switch (rx->codec_version) {
> + case LPASS_CODEC_VERSION_2_5 ... LPASS_CODEC_VERSION_2_8:
I don't like that the next 2.9 version will end up in a default bucket.
It might be better to have an explicit list of versions instead and then
return -EINVAL in the default case.
> + rx->rxn_reg_stride = 0xc0;
> + def_count = ARRAY_SIZE(rx_defaults) + ARRAY_SIZE(rx_2_5_defaults);
> + reg_defaults = kmalloc_array(def_count, sizeof(struct reg_default), GFP_KERNEL);
> + if (!reg_defaults)
> + return -ENOMEM;
> + memcpy(®_defaults[0], rx_defaults, sizeof(rx_defaults));
> + memcpy(®_defaults[ARRAY_SIZE(rx_defaults)],
> + rx_2_5_defaults, sizeof(rx_2_5_defaults));
> + break;
> + default:
> + rx->rxn_reg_stride = 0x80;
> + def_count = ARRAY_SIZE(rx_defaults) + ARRAY_SIZE(rx_pre_2_5_defaults);
> + reg_defaults = kmalloc_array(def_count, sizeof(struct reg_default), GFP_KERNEL);
> + if (!reg_defaults)
> + return -ENOMEM;
> + memcpy(®_defaults[0], rx_defaults, sizeof(rx_defaults));
> + memcpy(®_defaults[ARRAY_SIZE(rx_defaults)],
> + rx_pre_2_5_defaults, sizeof(rx_pre_2_5_defaults));
> + break;
> + }
>
> rx_regmap_config.reg_defaults = reg_defaults;
> rx_regmap_config.num_reg_defaults = def_count;
>
> --
> 2.25.1
>
--
With best wishes
Dmitry
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