Re: [PATCH v10 5/7] ASoC: qcom: Add support for lpass hdmi driver
Thanks for review comments Srinivas!!! On 10/7/2020 2:00 AM, Srinivas Kandagatla wrote: On 05/10/2020 05:48, Srinivasa Rao Mandadapu wrote: From: V Sujith Kumar Reddy Upadate lpass cpu and platform driver to support audio over dp. Also add lpass-hdmi.c and lpass-hdmi.h. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao --- sound/soc/qcom/Kconfig | 5 + sound/soc/qcom/Makefile | 2 + sound/soc/qcom/lpass-apq8016.c | 4 +- sound/soc/qcom/lpass-cpu.c | 51 - sound/soc/qcom/lpass-hdmi.c | 468 +++ sound/soc/qcom/lpass-hdmi.h | 106 + sound/soc/qcom/lpass-ipq806x.c | 4 +- sound/soc/qcom/lpass-lpaif-reg.h | 52 - sound/soc/qcom/lpass-platform.c | 391 ++-- sound/soc/qcom/lpass.h | 113 +- 10 files changed, 1097 insertions(+), 99 deletions(-) create mode 100644 sound/soc/qcom/lpass-hdmi.c create mode 100644 sound/soc/qcom/lpass-hdmi.h ... diff --git a/sound/soc/qcom/lpass-hdmi.c b/sound/soc/qcom/lpass-hdmi.c new file mode 100644 index 000..ee737f0 --- /dev/null +++ b/sound/soc/qcom/lpass-hdmi.c @@ -0,0 +1,468 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2020 The Linux Foundation. All rights reserved. + * + * lpass-hdmi.c -- ALSA SoC HDMI-CPU DAI driver for QTi LPASS HDMI + */ + + +#include +#include +#include +#include +#include +#include +#include +#include "lpass-lpaif-reg.h" +#include "lpass.h" + [ +#define QCOM_REGMAP_FIELD_ALLOC(d, m, f, mf) \ + do { \ + mf = devm_regmap_field_alloc(d, m, f); \ + if (IS_ERR(mf)) \ + return -EINVAL; \ + } while (0) + + ] should go into lpass.h okay!. will move to lpass.h [ +int lpass_hdmi_init_bitfields(struct device *dev, struct regmap *map) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + struct lpass_variant *v = drvdata->variant; + unsigned int i; + struct lpass_hdmi_tx_ctl *tx_ctl; + struct regmap_field *legacy_en; + struct lpass_vbit_ctrl *vbit_ctl; + struct regmap_field *tx_parity; + struct lpass_dp_metadata_ctl *meta_ctl; + struct lpass_sstream_ctl *sstream_ctl; + struct regmap_field *ch_msb; + struct regmap_field *ch_lsb; + struct lpass_hdmitx_dmactl *tx_dmactl; + int rval; + + tx_ctl = devm_kzalloc(dev, sizeof(*tx_ctl), GFP_KERNEL); + if (!tx_ctl) + return -ENOMEM; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->soft_reset, tx_ctl->soft_reset); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->force_reset, tx_ctl->force_reset); + drvdata->tx_ctl = tx_ctl; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->legacy_en, legacy_en); + drvdata->hdmitx_legacy_en = legacy_en; + + vbit_ctl = devm_kzalloc(dev, sizeof(*vbit_ctl), GFP_KERNEL); + if (!vbit_ctl) + return -ENOMEM; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->replace_vbit, vbit_ctl->replace_vbit); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->vbit_stream, vbit_ctl->vbit_stream); + drvdata->vbit_ctl = vbit_ctl; + + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->calc_en, tx_parity); + drvdata->hdmitx_parity_calc_en = tx_parity; + + meta_ctl = devm_kzalloc(dev, sizeof(*meta_ctl), GFP_KERNEL); + if (!meta_ctl) + return -ENOMEM; + + rval = devm_regmap_field_bulk_alloc(dev, map, _ctl->mute, >mute, 7); + if (rval) + return rval; + drvdata->meta_ctl = meta_ctl; + + sstream_ctl = devm_kzalloc(dev, sizeof(*sstream_ctl), GFP_KERNEL); + if (!sstream_ctl) + return -ENOMEM; + + rval = devm_regmap_field_bulk_alloc(dev, map, _ctl->sstream_en, >sstream_en, 9); + if (rval) + return rval; + + drvdata->sstream_ctl = sstream_ctl; + + for (i = 0; i < LPASS_MAX_HDMI_DMA_CHANNELS; i++) { + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->msb_bits, ch_msb); + drvdata->hdmitx_ch_msb[i] = ch_msb; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->lsb_bits, ch_lsb); + drvdata->hdmitx_ch_lsb[i] = ch_lsb; + + tx_dmactl = devm_kzalloc(dev, sizeof(*tx_dmactl), GFP_KERNEL); + if (!tx_dmactl) + return -ENOMEM; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->use_hw_chs, tx_dmactl->use_hw_chs); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->use_hw_usr, tx_dmactl->use_hw_usr); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->hw_chs_sel, tx_dmactl->hw_chs_sel); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->hw_usr_sel, tx_dmactl->hw_usr_sel); + drvdata->hdmi_tx_dmactl[i] = tx_dmactl; + } + return 0; +} ] This should go into lpass-cpu.c Okay!. Will move to lpass-cpu.c +EXPORT_SYMBOL(lpass_hdmi_init_bitfields); + +static int lpass_hdmi_daiops_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) +{ + struct lpass_data *drvdata = snd_soc_dai_get_drvdata(dai); + snd_pcm_format_t format = params_format(params); +
Re: [PATCH v10 5/7] ASoC: qcom: Add support for lpass hdmi driver
On 05/10/2020 05:48, Srinivasa Rao Mandadapu wrote: From: V Sujith Kumar Reddy Upadate lpass cpu and platform driver to support audio over dp. Also add lpass-hdmi.c and lpass-hdmi.h. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao --- sound/soc/qcom/Kconfig | 5 + sound/soc/qcom/Makefile | 2 + sound/soc/qcom/lpass-apq8016.c | 4 +- sound/soc/qcom/lpass-cpu.c | 51 - sound/soc/qcom/lpass-hdmi.c | 468 +++ sound/soc/qcom/lpass-hdmi.h | 106 + sound/soc/qcom/lpass-ipq806x.c | 4 +- sound/soc/qcom/lpass-lpaif-reg.h | 52 - sound/soc/qcom/lpass-platform.c | 391 ++-- sound/soc/qcom/lpass.h | 113 +- 10 files changed, 1097 insertions(+), 99 deletions(-) create mode 100644 sound/soc/qcom/lpass-hdmi.c create mode 100644 sound/soc/qcom/lpass-hdmi.h ... diff --git a/sound/soc/qcom/lpass-hdmi.c b/sound/soc/qcom/lpass-hdmi.c new file mode 100644 index 000..ee737f0 --- /dev/null +++ b/sound/soc/qcom/lpass-hdmi.c @@ -0,0 +1,468 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2020 The Linux Foundation. All rights reserved. + * + * lpass-hdmi.c -- ALSA SoC HDMI-CPU DAI driver for QTi LPASS HDMI + */ + + +#include +#include +#include +#include +#include +#include +#include +#include "lpass-lpaif-reg.h" +#include "lpass.h" + [ +#define QCOM_REGMAP_FIELD_ALLOC(d, m, f, mf)\ + do { \ + mf = devm_regmap_field_alloc(d, m, f); \ + if (IS_ERR(mf))\ + return -EINVAL; \ + } while (0) + + ] should go into lpass.h [ +int lpass_hdmi_init_bitfields(struct device *dev, struct regmap *map) +{ + struct lpass_data *drvdata = dev_get_drvdata(dev); + struct lpass_variant *v = drvdata->variant; + unsigned int i; + struct lpass_hdmi_tx_ctl *tx_ctl; + struct regmap_field *legacy_en; + struct lpass_vbit_ctrl *vbit_ctl; + struct regmap_field *tx_parity; + struct lpass_dp_metadata_ctl *meta_ctl; + struct lpass_sstream_ctl *sstream_ctl; + struct regmap_field *ch_msb; + struct regmap_field *ch_lsb; + struct lpass_hdmitx_dmactl *tx_dmactl; + int rval; + + tx_ctl = devm_kzalloc(dev, sizeof(*tx_ctl), GFP_KERNEL); + if (!tx_ctl) + return -ENOMEM; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->soft_reset, tx_ctl->soft_reset); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->force_reset, tx_ctl->force_reset); + drvdata->tx_ctl = tx_ctl; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->legacy_en, legacy_en); + drvdata->hdmitx_legacy_en = legacy_en; + + vbit_ctl = devm_kzalloc(dev, sizeof(*vbit_ctl), GFP_KERNEL); + if (!vbit_ctl) + return -ENOMEM; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->replace_vbit, vbit_ctl->replace_vbit); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->vbit_stream, vbit_ctl->vbit_stream); + drvdata->vbit_ctl = vbit_ctl; + + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->calc_en, tx_parity); + drvdata->hdmitx_parity_calc_en = tx_parity; + + meta_ctl = devm_kzalloc(dev, sizeof(*meta_ctl), GFP_KERNEL); + if (!meta_ctl) + return -ENOMEM; + + rval = devm_regmap_field_bulk_alloc(dev, map, _ctl->mute, >mute, 7); + if (rval) + return rval; + drvdata->meta_ctl = meta_ctl; + + sstream_ctl = devm_kzalloc(dev, sizeof(*sstream_ctl), GFP_KERNEL); + if (!sstream_ctl) + return -ENOMEM; + + rval = devm_regmap_field_bulk_alloc(dev, map, _ctl->sstream_en, >sstream_en, 9); + if (rval) + return rval; + + drvdata->sstream_ctl = sstream_ctl; + + for (i = 0; i < LPASS_MAX_HDMI_DMA_CHANNELS; i++) { + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->msb_bits, ch_msb); + drvdata->hdmitx_ch_msb[i] = ch_msb; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->lsb_bits, ch_lsb); + drvdata->hdmitx_ch_lsb[i] = ch_lsb; + + tx_dmactl = devm_kzalloc(dev, sizeof(*tx_dmactl), GFP_KERNEL); + if (!tx_dmactl) + return -ENOMEM; + + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->use_hw_chs, tx_dmactl->use_hw_chs); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->use_hw_usr, tx_dmactl->use_hw_usr); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->hw_chs_sel, tx_dmactl->hw_chs_sel); + QCOM_REGMAP_FIELD_ALLOC(dev, map, v->hw_usr_sel, tx_dmactl->hw_usr_sel); + drvdata->hdmi_tx_dmactl[i] = tx_dmactl; + } + return 0; +} ] This should go into lpass-cpu.c +EXPORT_SYMBOL(lpass_hdmi_init_bitfields); + +static int lpass_hdmi_daiops_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) +{ +
[PATCH v10 5/7] ASoC: qcom: Add support for lpass hdmi driver
From: V Sujith Kumar Reddy Upadate lpass cpu and platform driver to support audio over dp. Also add lpass-hdmi.c and lpass-hdmi.h. Signed-off-by: V Sujith Kumar Reddy Signed-off-by: Srinivasa Rao --- sound/soc/qcom/Kconfig | 5 + sound/soc/qcom/Makefile | 2 + sound/soc/qcom/lpass-apq8016.c | 4 +- sound/soc/qcom/lpass-cpu.c | 51 - sound/soc/qcom/lpass-hdmi.c | 468 +++ sound/soc/qcom/lpass-hdmi.h | 106 + sound/soc/qcom/lpass-ipq806x.c | 4 +- sound/soc/qcom/lpass-lpaif-reg.h | 52 - sound/soc/qcom/lpass-platform.c | 391 ++-- sound/soc/qcom/lpass.h | 113 +- 10 files changed, 1097 insertions(+), 99 deletions(-) create mode 100644 sound/soc/qcom/lpass-hdmi.c create mode 100644 sound/soc/qcom/lpass-hdmi.h diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig index a7ef626..28e775f 100644 --- a/sound/soc/qcom/Kconfig +++ b/sound/soc/qcom/Kconfig @@ -12,6 +12,10 @@ config SND_SOC_LPASS_CPU tristate select REGMAP_MMIO +config SND_SOC_LPASS_HDMI + tristate + select REGMAP_MMIO + config SND_SOC_LPASS_PLATFORM tristate select REGMAP_MMIO @@ -30,6 +34,7 @@ config SND_SOC_LPASS_SC7180 tristate select SND_SOC_LPASS_CPU select SND_SOC_LPASS_PLATFORM + select SND_SOC_LPASS_HDMI config SND_SOC_STORM tristate "ASoC I2S support for Storm boards" diff --git a/sound/soc/qcom/Makefile b/sound/soc/qcom/Makefile index 7972c94..0bd90d7 100644 --- a/sound/soc/qcom/Makefile +++ b/sound/soc/qcom/Makefile @@ -1,12 +1,14 @@ # SPDX-License-Identifier: GPL-2.0 # Platform snd-soc-lpass-cpu-objs := lpass-cpu.o +snd-soc-lpass-hdmi-objs := lpass-hdmi.o snd-soc-lpass-platform-objs := lpass-platform.o snd-soc-lpass-ipq806x-objs := lpass-ipq806x.o snd-soc-lpass-apq8016-objs := lpass-apq8016.o snd-soc-lpass-sc7180-objs := lpass-sc7180.o obj-$(CONFIG_SND_SOC_LPASS_CPU) += snd-soc-lpass-cpu.o +obj-$(CONFIG_SND_SOC_LPASS_HDMI) += snd-soc-lpass-hdmi.o obj-$(CONFIG_SND_SOC_LPASS_PLATFORM) += snd-soc-lpass-platform.o obj-$(CONFIG_SND_SOC_LPASS_IPQ806X) += snd-soc-lpass-ipq806x.o obj-$(CONFIG_SND_SOC_LPASS_APQ8016) += snd-soc-lpass-apq8016.o diff --git a/sound/soc/qcom/lpass-apq8016.c b/sound/soc/qcom/lpass-apq8016.c index 5c8ae22..0aedb3a 100644 --- a/sound/soc/qcom/lpass-apq8016.c +++ b/sound/soc/qcom/lpass-apq8016.c @@ -125,7 +125,7 @@ static struct snd_soc_dai_driver apq8016_lpass_cpu_dai_driver[] = { }; static int apq8016_lpass_alloc_dma_channel(struct lpass_data *drvdata, - int direction) + int direction, unsigned int dai_id) { struct lpass_variant *v = drvdata->variant; int chan = 0; @@ -151,7 +151,7 @@ static int apq8016_lpass_alloc_dma_channel(struct lpass_data *drvdata, return chan; } -static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan) +static int apq8016_lpass_free_dma_channel(struct lpass_data *drvdata, int chan, unsigned int dai_id) { clear_bit(chan, >dma_ch_bit_map); diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c index 12950d2..b6d243e 100644 --- a/sound/soc/qcom/lpass-cpu.c +++ b/sound/soc/qcom/lpass-cpu.c @@ -535,13 +535,17 @@ static void of_lpass_cpu_parse_dai_data(struct device *dev, dev_err(dev, "valid dai id not found: %d\n", ret); continue; } - - data->mi2s_playback_sd_mode[id] = - of_lpass_cpu_parse_sd_lines(dev, node, - "qcom,playback-sd-lines"); - data->mi2s_capture_sd_mode[id] = - of_lpass_cpu_parse_sd_lines(dev, node, + if (id == LPASS_DP_RX) { + data->hdmi_port_enable = 1; + dev_err(dev, "HDMI Port is enabled: %d\n", id); + } else { + data->mi2s_playback_sd_mode[id] = + of_lpass_cpu_parse_sd_lines(dev, node, + "qcom,playback-sd-lines"); + data->mi2s_capture_sd_mode[id] = + of_lpass_cpu_parse_sd_lines(dev, node, "qcom,capture-sd-lines"); + } } } @@ -596,6 +600,27 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) return PTR_ERR(drvdata->lpaif_map); } + if (drvdata->hdmi_port_enable) { + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "lpass-hdmiif"); + + drvdata->hdmiif = devm_ioremap_resource(dev, res); + if (IS_ERR((void const __force *)drvdata->hdmiif)) { +