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It doesn't seem like anyone actually tested the patches that have been applied in the last few years as uni_reader_irq_handler() had a dead lock added to it (it locks the stream, then calls snd_pcm_stop_xrun() which will also lock the stream). Seems best just to remove it. Signed-off-by: Daniel Palmer --- I've never used this driver, don't have the hardware etc. I just noticed that this looks broken when debugging my own driver that uses snd_pcm_stop_xrun() and was looking at other users to see if I was using it wrong and noticed this was the only place that locked the stream before calling snd_pcm_stop_xrun(). There are probably some other bits of the driver that should be removed but I didn't look that hard. TL;DR; This driver seems broken, seems like nobody uses it. Maybe it should be deleted? .../bindings/sound/st,sti-asoc-card.txt | 164 -- MAINTAINERS | 7 - sound/soc/sti/Kconfig | 12 - sound/soc/sti/Makefile | 5 - sound/soc/sti/sti_uniperif.c | 506 ------ sound/soc/sti/uniperif.h | 1416 ----------------- sound/soc/sti/uniperif_player.c | 1148 ------------- sound/soc/sti/uniperif_reader.c | 436 ----- 8 files changed, 3694 deletions(-) delete mode 100644 Documentation/devicetree/bindings/sound/st,sti-asoc-card.txt delete mode 100644 sound/soc/sti/Kconfig delete mode 100644 sound/soc/sti/Makefile delete mode 100644 sound/soc/sti/sti_uniperif.c delete mode 100644 sound/soc/sti/uniperif.h delete mode 100644 sound/soc/sti/uniperif_player.c delete mode 100644 sound/soc/sti/uniperif_reader.c diff --git a/Documentation/devicetree/bindings/sound/st,sti-asoc-card.txt b/Documentation/devicetree/bindings/sound/st,sti-asoc-card.txt deleted file mode 100644 index a6ffcdec6f6a..000000000000 --- a/Documentation/devicetree/bindings/sound/st,sti-asoc-card.txt +++ /dev/null @@ -1,164 +0,0 @@ -STMicroelectronics sti ASoC cards - -The sti ASoC Sound Card can be used, for all sti SoCs using internal sti-sas -codec or external codecs. - -sti sound drivers allows to expose sti SoC audio interface through the -generic ASoC simple card. For details about sound card declaration please refer to -Documentation/devicetree/bindings/sound/simple-card.yaml. - -1) sti-uniperiph-dai: audio dai device. ---------------------------------------- - -Required properties: - - compatible: "st,stih407-uni-player-hdmi", "st,stih407-uni-player-pcm-out", - "st,stih407-uni-player-dac", "st,stih407-uni-player-spdif", - "st,stih407-uni-reader-pcm_in", "st,stih407-uni-reader-hdmi", - - - st,syscfg: phandle to boot-device system configuration registers - - - clock-names: name of the clocks listed in clocks property in the same order - - - reg: CPU DAI IP Base address and size entries, listed in same - order than the CPU_DAI properties. - - - reg-names: names of the mapped memory regions listed in regs property in - the same order. - - - interrupts: CPU_DAI interrupt line, listed in the same order than the - CPU_DAI properties. - - - dma: CPU_DAI DMA controller phandle and DMA request line, listed in the same - order than the CPU_DAI properties. - - - dma-names: identifier string for each DMA request line in the dmas property. - "tx" for "st,sti-uni-player" compatibility - "rx" for "st,sti-uni-reader" compatibility - -Required properties ("st,sti-uni-player" compatibility only): - - clocks: CPU_DAI IP clock source, listed in the same order than the - CPU_DAI properties. - -Optional properties: - - pinctrl-0: defined for CPU_DAI@1 and CPU_DAI@4 to describe I2S PIOs for - external codecs connection. - - - pinctrl-names: should contain only one value - "default". - - - st,tdm-mode: to declare to set TDM mode for unireader and uniplayer IPs. - Only compartible with IPs in charge of the external I2S/TDM bus. - Should be declared depending on associated codec. - -Example: - - sti_uni_player1: sti-uni-player@8d81000 { - compatible = "st,stih407-uni-player-hdmi"; - #sound-dai-cells = <0>; - st,syscfg = <&syscfg_core>; - clocks = <&clk_s_d0_flexgen CLK_PCM_1>; - reg = <0x8D81000 0x158>; - interrupts = ; - dmas = <&fdma0 3 0 1>; - dma-names = "tx"; - st,tdm-mode = <1>; - }; - - sti_uni_player2: sti-uni-player@8d82000 { - compatible = "st,stih407-uni-player-pcm-out"; - #sound-dai-cells = <0>; - st,syscfg = <&syscfg_core>; - clocks = <&clk_s_d0_flexgen CLK_PCM_2>; - reg = <0x8D82000 0x158>; - interrupts = ; - dmas = <&fdma0 4 0 1>; - dma-names = "tx"; - }; - - sti_uni_player3: sti-uni-player@8d85000 { - compatible = "st,stih407-uni-player-spdif"; - #sound-dai-cells = <0>; - st,syscfg = <&syscfg_core>; - clocks = <&clk_s_d0_flexgen CLK_SPDIFF>; - reg = <0x8D85000 0x158>; - interrupts = ; - dmas = <&fdma0 7 0 1>; - dma-names = "tx"; - }; - - sti_uni_reader1: sti-uni-reader@8d84000 { - compatible = "st,stih407-uni-reader-hdmi"; - #sound-dai-cells = <0>; - st,syscfg = <&syscfg_core>; - reg = <0x8D84000 0x158>; - interrupts = ; - dmas = <&fdma0 6 0 1>; - dma-names = "rx"; - }; - -2) sti-sas-codec: internal audio codec IPs driver -------------------------------------------------- - -Required properties: - - compatible: "st,sti-sas-codec" . - Should be chip "st,stih416-sas-codec" or "st,stih407-sas-codec" - - - st,syscfg: phandle to boot-device system configuration registers. - - - pinctrl-0: SPDIF PIO description. - - - pinctrl-names: should contain only one value - "default". - -Example: - sti_sas_codec: sti-sas-codec { - compatible = "st,stih407-sas-codec"; - #sound-dai-cells = <1>; - st,reg_audio = <&syscfg_core>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_spdif_out >; - }; - -Example of audio card declaration: - sound { - compatible = "simple-audio-card"; - simple-audio-card,name = "sti audio card"; - - simple-audio-card,dai-link@0 { - /* DAC */ - format = "i2s"; - dai-tdm-slot-width = <32>; - cpu { - sound-dai = <&sti_uni_player2>; - }; - - codec { - sound-dai = <&sti_sasg_codec 1>; - }; - }; - simple-audio-card,dai-link@1 { - /* SPDIF */ - format = "left_j"; - cpu { - sound-dai = <&sti_uni_player3>; - }; - - codec { - sound-dai = <&sti_sasg_codec 0>; - }; - }; - simple-audio-card,dai-link@2 { - /* TDM playback */ - format = "left_j"; - frame-inversion = <1>; - cpu { - sound-dai = <&sti_uni_player1>; - dai-tdm-slot-num = <16>; - dai-tdm-slot-width = <16>; - dai-tdm-slot-tx-mask = - <1 1 1 1 0 0 0 0 0 0 1 1 0 0 1 1>; - }; - - codec { - sound-dai = <&sti_sasg_codec 3>; - }; - }; - }; diff --git a/MAINTAINERS b/MAINTAINERS index e127c2fb08a7..9dede78d02c1 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18465,13 +18465,6 @@ F: include/linux/static_call*.h F: kernel/jump_label.c F: kernel/static_call.c -STI AUDIO (ASoC) DRIVERS -M: Arnaud Pouliquen -L: alsa-devel@alsa-project.org (moderated for non-subscribers) -S: Maintained -F: Documentation/devicetree/bindings/sound/st,sti-asoc-card.txt -F: sound/soc/sti/ - STI CEC DRIVER M: Alain Volmat S: Maintained diff --git a/sound/soc/sti/Kconfig b/sound/soc/sti/Kconfig deleted file mode 100644 index f881da4b6aea..000000000000 --- a/sound/soc/sti/Kconfig +++ /dev/null @@ -1,12 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -# -# STM SoC audio configuration -# -menuconfig SND_SOC_STI - tristate "SoC Audio support for STI System-On-Chip" - depends on SND_SOC - depends on ARCH_STI || COMPILE_TEST - select SND_SOC_GENERIC_DMAENGINE_PCM - help - Say Y if you want to enable ASoC-support for - any of the STI platforms (e.g. STIH416). diff --git a/sound/soc/sti/Makefile b/sound/soc/sti/Makefile deleted file mode 100644 index 787ccb521298..000000000000 --- a/sound/soc/sti/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only -# STI platform support -snd-soc-sti-objs := sti_uniperif.o uniperif_player.o uniperif_reader.o - -obj-$(CONFIG_SND_SOC_STI) += snd-soc-sti.o diff --git a/sound/soc/sti/sti_uniperif.c b/sound/soc/sti/sti_uniperif.c deleted file mode 100644 index 34668fe3909d..000000000000 --- a/sound/soc/sti/sti_uniperif.c +++ /dev/null @@ -1,506 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) STMicroelectronics SA 2015 - * Authors: Arnaud Pouliquen - * for STMicroelectronics. - */ - -#include -#include -#include - -#include "uniperif.h" - -/* - * User frame size shall be 2, 4, 6 or 8 32-bits words length - * (i.e. 8, 16, 24 or 32 bytes) - * This constraint comes from allowed values for - * UNIPERIF_I2S_FMT_NUM_CH register - */ -#define UNIPERIF_MAX_FRAME_SZ 0x20 -#define UNIPERIF_ALLOWED_FRAME_SZ (0x08 | 0x10 | 0x18 | UNIPERIF_MAX_FRAME_SZ) - -struct sti_uniperiph_dev_data { - unsigned int id; /* Nb available player instances */ - unsigned int version; /* player IP version */ - unsigned int stream; - const char *dai_names; - enum uniperif_type type; -}; - -static const struct sti_uniperiph_dev_data sti_uniplayer_hdmi = { - .id = 0, - .version = SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0, - .stream = SNDRV_PCM_STREAM_PLAYBACK, - .dai_names = "Uni Player #0 (HDMI)", - .type = SND_ST_UNIPERIF_TYPE_HDMI -}; - -static const struct sti_uniperiph_dev_data sti_uniplayer_pcm_out = { - .id = 1, - .version = SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0, - .stream = SNDRV_PCM_STREAM_PLAYBACK, - .dai_names = "Uni Player #1 (PCM OUT)", - .type = SND_ST_UNIPERIF_TYPE_PCM | SND_ST_UNIPERIF_TYPE_TDM, -}; - -static const struct sti_uniperiph_dev_data sti_uniplayer_dac = { - .id = 2, - .version = SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0, - .stream = SNDRV_PCM_STREAM_PLAYBACK, - .dai_names = "Uni Player #2 (DAC)", - .type = SND_ST_UNIPERIF_TYPE_PCM, -}; - -static const struct sti_uniperiph_dev_data sti_uniplayer_spdif = { - .id = 3, - .version = SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0, - .stream = SNDRV_PCM_STREAM_PLAYBACK, - .dai_names = "Uni Player #3 (SPDIF)", - .type = SND_ST_UNIPERIF_TYPE_SPDIF -}; - -static const struct sti_uniperiph_dev_data sti_unireader_pcm_in = { - .id = 0, - .version = SND_ST_UNIPERIF_VERSION_UNI_RDR_1_0, - .stream = SNDRV_PCM_STREAM_CAPTURE, - .dai_names = "Uni Reader #0 (PCM IN)", - .type = SND_ST_UNIPERIF_TYPE_PCM | SND_ST_UNIPERIF_TYPE_TDM, -}; - -static const struct sti_uniperiph_dev_data sti_unireader_hdmi_in = { - .id = 1, - .version = SND_ST_UNIPERIF_VERSION_UNI_RDR_1_0, - .stream = SNDRV_PCM_STREAM_CAPTURE, - .dai_names = "Uni Reader #1 (HDMI IN)", - .type = SND_ST_UNIPERIF_TYPE_PCM, -}; - -static const struct of_device_id snd_soc_sti_match[] = { - { .compatible = "st,stih407-uni-player-hdmi", - .data = &sti_uniplayer_hdmi - }, - { .compatible = "st,stih407-uni-player-pcm-out", - .data = &sti_uniplayer_pcm_out - }, - { .compatible = "st,stih407-uni-player-dac", - .data = &sti_uniplayer_dac - }, - { .compatible = "st,stih407-uni-player-spdif", - .data = &sti_uniplayer_spdif - }, - { .compatible = "st,stih407-uni-reader-pcm_in", - .data = &sti_unireader_pcm_in - }, - { .compatible = "st,stih407-uni-reader-hdmi", - .data = &sti_unireader_hdmi_in - }, - {}, -}; -MODULE_DEVICE_TABLE(of, snd_soc_sti_match); - -int sti_uniperiph_reset(struct uniperif *uni) -{ - int count = 10; - - /* Reset uniperipheral uni */ - SET_UNIPERIF_SOFT_RST_SOFT_RST(uni); - - if (uni->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) { - while (GET_UNIPERIF_SOFT_RST_SOFT_RST(uni) && count) { - udelay(5); - count--; - } - } - - if (!count) { - dev_err(uni->dev, "Failed to reset uniperif\n"); - return -EIO; - } - - return 0; -} - -int sti_uniperiph_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, - unsigned int rx_mask, int slots, - int slot_width) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *uni = priv->dai_data.uni; - int i, frame_size, avail_slots; - - if (!UNIPERIF_TYPE_IS_TDM(uni)) { - dev_err(uni->dev, "cpu dai not in tdm mode\n"); - return -EINVAL; - } - - /* store info in unip context */ - uni->tdm_slot.slots = slots; - uni->tdm_slot.slot_width = slot_width; - /* unip is unidirectionnal */ - uni->tdm_slot.mask = (tx_mask != 0) ? tx_mask : rx_mask; - - /* number of available timeslots */ - for (i = 0, avail_slots = 0; i < uni->tdm_slot.slots; i++) { - if ((uni->tdm_slot.mask >> i) & 0x01) - avail_slots++; - } - uni->tdm_slot.avail_slots = avail_slots; - - /* frame size in bytes */ - frame_size = uni->tdm_slot.avail_slots * uni->tdm_slot.slot_width / 8; - - /* check frame size is allowed */ - if ((frame_size > UNIPERIF_MAX_FRAME_SZ) || - (frame_size & ~(int)UNIPERIF_ALLOWED_FRAME_SZ)) { - dev_err(uni->dev, "frame size not allowed: %d bytes\n", - frame_size); - return -EINVAL; - } - - return 0; -} - -int sti_uniperiph_fix_tdm_chan(struct snd_pcm_hw_params *params, - struct snd_pcm_hw_rule *rule) -{ - struct uniperif *uni = rule->private; - struct snd_interval t; - - t.min = uni->tdm_slot.avail_slots; - t.max = uni->tdm_slot.avail_slots; - t.openmin = 0; - t.openmax = 0; - t.integer = 0; - - return snd_interval_refine(hw_param_interval(params, rule->var), &t); -} - -int sti_uniperiph_fix_tdm_format(struct snd_pcm_hw_params *params, - struct snd_pcm_hw_rule *rule) -{ - struct uniperif *uni = rule->private; - struct snd_mask *maskp = hw_param_mask(params, rule->var); - u64 format; - - switch (uni->tdm_slot.slot_width) { - case 16: - format = SNDRV_PCM_FMTBIT_S16_LE; - break; - case 32: - format = SNDRV_PCM_FMTBIT_S32_LE; - break; - default: - dev_err(uni->dev, "format not supported: %d bits\n", - uni->tdm_slot.slot_width); - return -EINVAL; - } - - maskp->bits[0] &= (u_int32_t)format; - maskp->bits[1] &= (u_int32_t)(format >> 32); - /* clear remaining indexes */ - memset(maskp->bits + 2, 0, (SNDRV_MASK_MAX - 64) / 8); - - if (!maskp->bits[0] && !maskp->bits[1]) - return -EINVAL; - - return 0; -} - -int sti_uniperiph_get_tdm_word_pos(struct uniperif *uni, - unsigned int *word_pos) -{ - int slot_width = uni->tdm_slot.slot_width / 8; - int slots_num = uni->tdm_slot.slots; - unsigned int slots_mask = uni->tdm_slot.mask; - int i, j, k; - unsigned int word16_pos[4]; - - /* word16_pos: - * word16_pos[0] = WORDX_LSB - * word16_pos[1] = WORDX_MSB, - * word16_pos[2] = WORDX+1_LSB - * word16_pos[3] = WORDX+1_MSB - */ - - /* set unip word position */ - for (i = 0, j = 0, k = 0; (i < slots_num) && (k < WORD_MAX); i++) { - if ((slots_mask >> i) & 0x01) { - word16_pos[j] = i * slot_width; - - if (slot_width == 4) { - word16_pos[j + 1] = word16_pos[j] + 2; - j++; - } - j++; - - if (j > 3) { - word_pos[k] = word16_pos[1] | - (word16_pos[0] << 8) | - (word16_pos[3] << 16) | - (word16_pos[2] << 24); - j = 0; - k++; - } - } - } - - return 0; -} - -/* - * sti_uniperiph_dai_create_ctrl - * This function is used to create Ctrl associated to DAI but also pcm device. - * Request is done by front end to associate ctrl with pcm device id - */ -static int sti_uniperiph_dai_create_ctrl(struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *uni = priv->dai_data.uni; - struct snd_kcontrol_new *ctrl; - int i; - - if (!uni->num_ctrls) - return 0; - - for (i = 0; i < uni->num_ctrls; i++) { - /* - * Several Control can have same name. Controls are indexed on - * Uniperipheral instance ID - */ - ctrl = &uni->snd_ctrls[i]; - ctrl->index = uni->id; - ctrl->device = uni->id; - } - - return snd_soc_add_dai_controls(dai, uni->snd_ctrls, uni->num_ctrls); -} - -/* - * DAI - */ -int sti_uniperiph_dai_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *uni = priv->dai_data.uni; - struct snd_dmaengine_dai_dma_data *dma_data; - int transfer_size; - - if (uni->type == SND_ST_UNIPERIF_TYPE_TDM) - /* transfer size = user frame size (in 32-bits FIFO cell) */ - transfer_size = snd_soc_params_to_frame_size(params) / 32; - else - transfer_size = params_channels(params) * UNIPERIF_FIFO_FRAMES; - - dma_data = snd_soc_dai_get_dma_data(dai, substream); - dma_data->maxburst = transfer_size; - - return 0; -} - -int sti_uniperiph_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - - priv->dai_data.uni->daifmt = fmt; - - return 0; -} - -static int sti_uniperiph_suspend(struct snd_soc_component *component) -{ - struct sti_uniperiph_data *priv = snd_soc_component_get_drvdata(component); - struct uniperif *uni = priv->dai_data.uni; - int ret; - - /* The uniperipheral should be in stopped state */ - if (uni->state != UNIPERIF_STATE_STOPPED) { - dev_err(uni->dev, "%s: invalid uni state( %d)\n", - __func__, (int)uni->state); - return -EBUSY; - } - - /* Pinctrl: switch pinstate to sleep */ - ret = pinctrl_pm_select_sleep_state(uni->dev); - if (ret) - dev_err(uni->dev, "%s: failed to select pinctrl state\n", - __func__); - - return ret; -} - -static int sti_uniperiph_resume(struct snd_soc_component *component) -{ - struct sti_uniperiph_data *priv = snd_soc_component_get_drvdata(component); - struct uniperif *uni = priv->dai_data.uni; - int ret; - - if (priv->dai_data.stream == SNDRV_PCM_STREAM_PLAYBACK) { - ret = uni_player_resume(uni); - if (ret) - return ret; - } - - /* pinctrl: switch pinstate to default */ - ret = pinctrl_pm_select_default_state(uni->dev); - if (ret) - dev_err(uni->dev, "%s: failed to select pinctrl state\n", - __func__); - - return ret; -} - -static int sti_uniperiph_dai_probe(struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct sti_uniperiph_dai *dai_data = &priv->dai_data; - - /* DMA settings*/ - if (priv->dai_data.stream == SNDRV_PCM_STREAM_PLAYBACK) - snd_soc_dai_init_dma_data(dai, &dai_data->dma_data, NULL); - else - snd_soc_dai_init_dma_data(dai, NULL, &dai_data->dma_data); - - dai_data->dma_data.addr = dai_data->uni->fifo_phys_address; - dai_data->dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; - - return sti_uniperiph_dai_create_ctrl(dai); -} - -static const struct snd_soc_dai_driver sti_uniperiph_dai_template = { - .probe = sti_uniperiph_dai_probe, -}; - -static const struct snd_soc_component_driver sti_uniperiph_dai_component = { - .name = "sti_cpu_dai", - .suspend = sti_uniperiph_suspend, - .resume = sti_uniperiph_resume -}; - -static int sti_uniperiph_cpu_dai_of(struct device_node *node, - struct sti_uniperiph_data *priv) -{ - struct device *dev = &priv->pdev->dev; - struct sti_uniperiph_dai *dai_data = &priv->dai_data; - struct snd_soc_dai_driver *dai = priv->dai; - struct snd_soc_pcm_stream *stream; - struct uniperif *uni; - const struct of_device_id *of_id; - const struct sti_uniperiph_dev_data *dev_data; - const char *mode; - int ret; - - /* Populate data structure depending on compatibility */ - of_id = of_match_node(snd_soc_sti_match, node); - if (!of_id->data) { - dev_err(dev, "data associated to device is missing\n"); - return -EINVAL; - } - dev_data = (struct sti_uniperiph_dev_data *)of_id->data; - - uni = devm_kzalloc(dev, sizeof(*uni), GFP_KERNEL); - if (!uni) - return -ENOMEM; - - uni->id = dev_data->id; - uni->ver = dev_data->version; - - *dai = sti_uniperiph_dai_template; - dai->name = dev_data->dai_names; - - /* Get resources and base address */ - uni->base = devm_platform_get_and_ioremap_resource(priv->pdev, 0, &uni->mem_region); - if (IS_ERR(uni->base)) - return PTR_ERR(uni->base); - - uni->fifo_phys_address = uni->mem_region->start + - UNIPERIF_FIFO_DATA_OFFSET(uni); - - uni->irq = platform_get_irq(priv->pdev, 0); - if (uni->irq < 0) - return -ENXIO; - - uni->type = dev_data->type; - - /* check if player should be configured for tdm */ - if (dev_data->type & SND_ST_UNIPERIF_TYPE_TDM) { - if (!of_property_read_string(node, "st,tdm-mode", &mode)) - uni->type = SND_ST_UNIPERIF_TYPE_TDM; - else - uni->type = SND_ST_UNIPERIF_TYPE_PCM; - } - - dai_data->uni = uni; - dai_data->stream = dev_data->stream; - - if (priv->dai_data.stream == SNDRV_PCM_STREAM_PLAYBACK) { - ret = uni_player_init(priv->pdev, uni); - stream = &dai->playback; - } else { - ret = uni_reader_init(priv->pdev, uni); - stream = &dai->capture; - } - if (ret < 0) - return ret; - - dai->ops = uni->dai_ops; - - stream->stream_name = dai->name; - stream->channels_min = uni->hw->channels_min; - stream->channels_max = uni->hw->channels_max; - stream->rates = uni->hw->rates; - stream->formats = uni->hw->formats; - - return 0; -} - -static const struct snd_dmaengine_pcm_config dmaengine_pcm_config = { - .prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config, -}; - -static int sti_uniperiph_probe(struct platform_device *pdev) -{ - struct sti_uniperiph_data *priv; - struct device_node *node = pdev->dev.of_node; - int ret; - - /* Allocate the private data and the CPU_DAI array */ - priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - priv->dai = devm_kzalloc(&pdev->dev, sizeof(*priv->dai), GFP_KERNEL); - if (!priv->dai) - return -ENOMEM; - - priv->pdev = pdev; - - ret = sti_uniperiph_cpu_dai_of(node, priv); - if (ret < 0) - return ret; - - dev_set_drvdata(&pdev->dev, priv); - - ret = devm_snd_soc_register_component(&pdev->dev, - &sti_uniperiph_dai_component, - priv->dai, 1); - if (ret < 0) - return ret; - - return devm_snd_dmaengine_pcm_register(&pdev->dev, - &dmaengine_pcm_config, 0); -} - -static struct platform_driver sti_uniperiph_driver = { - .driver = { - .name = "sti-uniperiph-dai", - .of_match_table = snd_soc_sti_match, - }, - .probe = sti_uniperiph_probe, -}; -module_platform_driver(sti_uniperiph_driver); - -MODULE_DESCRIPTION("uniperipheral DAI driver"); -MODULE_AUTHOR("Arnaud Pouliquen "); -MODULE_LICENSE("GPL v2"); diff --git a/sound/soc/sti/uniperif.h b/sound/soc/sti/uniperif.h deleted file mode 100644 index 2a5de328501c..000000000000 --- a/sound/soc/sti/uniperif.h +++ /dev/null @@ -1,1416 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (C) STMicroelectronics SA 2015 - * Authors: Arnaud Pouliquen - * for STMicroelectronics. - */ - -#ifndef __SND_ST_AUD_UNIPERIF_H -#define __SND_ST_AUD_UNIPERIF_H - -#include - -#include - -/* - * Register access macros - */ - -#define GET_UNIPERIF_REG(ip, offset, shift, mask) \ - ((readl_relaxed(ip->base + offset) >> shift) & mask) -#define SET_UNIPERIF_REG(ip, offset, shift, mask, value) \ - writel_relaxed(((readl_relaxed(ip->base + offset) & \ - ~(mask << shift)) | (((value) & mask) << shift)), ip->base + offset) -#define SET_UNIPERIF_BIT_REG(ip, offset, shift, mask, value) \ - writel_relaxed((((value) & mask) << shift), ip->base + offset) - -/* - * UNIPERIF_SOFT_RST reg - */ - -#define UNIPERIF_SOFT_RST_OFFSET(ip) 0x0000 -#define GET_UNIPERIF_SOFT_RST(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - readl_relaxed(ip->base + UNIPERIF_SOFT_RST_OFFSET(ip)) : 0) -#define SET_UNIPERIF_SOFT_RST(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_SOFT_RST_OFFSET(ip)) - -/* SOFT_RST */ -#define UNIPERIF_SOFT_RST_SOFT_RST_SHIFT(ip) 0x0 -#define UNIPERIF_SOFT_RST_SOFT_RST_MASK(ip) 0x1 -#define SET_UNIPERIF_SOFT_RST_SOFT_RST(ip) \ - SET_UNIPERIF_BIT_REG(ip, \ - UNIPERIF_SOFT_RST_OFFSET(ip), \ - UNIPERIF_SOFT_RST_SOFT_RST_SHIFT(ip), \ - UNIPERIF_SOFT_RST_SOFT_RST_MASK(ip), 1) -#define GET_UNIPERIF_SOFT_RST_SOFT_RST(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_SOFT_RST_OFFSET(ip), \ - UNIPERIF_SOFT_RST_SOFT_RST_SHIFT(ip), \ - UNIPERIF_SOFT_RST_SOFT_RST_MASK(ip)) - -/* - * UNIPERIF_FIFO_DATA reg - */ - -#define UNIPERIF_FIFO_DATA_OFFSET(ip) 0x0004 -#define SET_UNIPERIF_DATA(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_FIFO_DATA_OFFSET(ip)) - -/* - * UNIPERIF_CHANNEL_STA_REGN reg - */ - -#define UNIPERIF_CHANNEL_STA_REGN(ip, n) (0x0060 + (4 * n)) -#define GET_UNIPERIF_CHANNEL_STA_REGN(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REGN(ip, n)) -#define SET_UNIPERIF_CHANNEL_STA_REGN(ip, n, value) \ - writel_relaxed(value, ip->base + \ - UNIPERIF_CHANNEL_STA_REGN(ip, n)) - -#define UNIPERIF_CHANNEL_STA_REG0_OFFSET(ip) 0x0060 -#define GET_UNIPERIF_CHANNEL_STA_REG0(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REG0_OFFSET(ip)) -#define SET_UNIPERIF_CHANNEL_STA_REG0(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CHANNEL_STA_REG0_OFFSET(ip)) - -#define UNIPERIF_CHANNEL_STA_REG1_OFFSET(ip) 0x0064 -#define GET_UNIPERIF_CHANNEL_STA_REG1(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REG1_OFFSET(ip)) -#define SET_UNIPERIF_CHANNEL_STA_REG1(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CHANNEL_STA_REG1_OFFSET(ip)) - -#define UNIPERIF_CHANNEL_STA_REG2_OFFSET(ip) 0x0068 -#define GET_UNIPERIF_CHANNEL_STA_REG2(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REG2_OFFSET(ip)) -#define SET_UNIPERIF_CHANNEL_STA_REG2(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CHANNEL_STA_REG2_OFFSET(ip)) - -#define UNIPERIF_CHANNEL_STA_REG3_OFFSET(ip) 0x006C -#define GET_UNIPERIF_CHANNEL_STA_REG3(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REG3_OFFSET(ip)) -#define SET_UNIPERIF_CHANNEL_STA_REG3(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CHANNEL_STA_REG3_OFFSET(ip)) - -#define UNIPERIF_CHANNEL_STA_REG4_OFFSET(ip) 0x0070 -#define GET_UNIPERIF_CHANNEL_STA_REG4(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REG4_OFFSET(ip)) -#define SET_UNIPERIF_CHANNEL_STA_REG4(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CHANNEL_STA_REG4_OFFSET(ip)) - -#define UNIPERIF_CHANNEL_STA_REG5_OFFSET(ip) 0x0074 -#define GET_UNIPERIF_CHANNEL_STA_REG5(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REG5_OFFSET(ip)) -#define SET_UNIPERIF_CHANNEL_STA_REG5(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CHANNEL_STA_REG5_OFFSET(ip)) - -/* - * UNIPERIF_ITS reg - */ - -#define UNIPERIF_ITS_OFFSET(ip) 0x000C -#define GET_UNIPERIF_ITS(ip) \ - readl_relaxed(ip->base + UNIPERIF_ITS_OFFSET(ip)) - -/* MEM_BLK_READ */ -#define UNIPERIF_ITS_MEM_BLK_READ_SHIFT(ip) 5 -#define UNIPERIF_ITS_MEM_BLK_READ_MASK(ip) \ - (BIT(UNIPERIF_ITS_MEM_BLK_READ_SHIFT(ip))) - -/* FIFO_ERROR */ -#define UNIPERIF_ITS_FIFO_ERROR_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 0 : 8) -#define UNIPERIF_ITS_FIFO_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITS_FIFO_ERROR_SHIFT(ip))) - -/* DMA_ERROR */ -#define UNIPERIF_ITS_DMA_ERROR_SHIFT(ip) 9 -#define UNIPERIF_ITS_DMA_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITS_DMA_ERROR_SHIFT(ip))) - -/* UNDERFLOW_REC_DONE */ -#define UNIPERIF_ITS_UNDERFLOW_REC_DONE_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 12) -#define UNIPERIF_ITS_UNDERFLOW_REC_DONE_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - 0 : (BIT(UNIPERIF_ITS_UNDERFLOW_REC_DONE_SHIFT(ip)))) - -/* UNDERFLOW_REC_FAILED */ -#define UNIPERIF_ITS_UNDERFLOW_REC_FAILED_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 13) -#define UNIPERIF_ITS_UNDERFLOW_REC_FAILED_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - 0 : (BIT(UNIPERIF_ITS_UNDERFLOW_REC_FAILED_SHIFT(ip)))) - -/* - * UNIPERIF_ITS_BCLR reg - */ - -/* FIFO_ERROR */ -#define UNIPERIF_ITS_BCLR_FIFO_ERROR_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 0 : 8) -#define UNIPERIF_ITS_BCLR_FIFO_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITS_BCLR_FIFO_ERROR_SHIFT(ip))) -#define SET_UNIPERIF_ITS_BCLR_FIFO_ERROR(ip) \ - SET_UNIPERIF_ITS_BCLR(ip, \ - UNIPERIF_ITS_BCLR_FIFO_ERROR_MASK(ip)) - -#define UNIPERIF_ITS_BCLR_OFFSET(ip) 0x0010 -#define SET_UNIPERIF_ITS_BCLR(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_ITS_BCLR_OFFSET(ip)) - -/* - * UNIPERIF_ITM reg - */ - -#define UNIPERIF_ITM_OFFSET(ip) 0x0018 -#define GET_UNIPERIF_ITM(ip) \ - readl_relaxed(ip->base + UNIPERIF_ITM_OFFSET(ip)) - -/* FIFO_ERROR */ -#define UNIPERIF_ITM_FIFO_ERROR_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 0 : 8) -#define UNIPERIF_ITM_FIFO_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITM_FIFO_ERROR_SHIFT(ip))) - -/* UNDERFLOW_REC_DONE */ -#define UNIPERIF_ITM_UNDERFLOW_REC_DONE_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 12) -#define UNIPERIF_ITM_UNDERFLOW_REC_DONE_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - 0 : (BIT(UNIPERIF_ITM_UNDERFLOW_REC_DONE_SHIFT(ip)))) - -/* UNDERFLOW_REC_FAILED */ -#define UNIPERIF_ITM_UNDERFLOW_REC_FAILED_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 13) -#define UNIPERIF_ITM_UNDERFLOW_REC_FAILED_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - 0 : (BIT(UNIPERIF_ITM_UNDERFLOW_REC_FAILED_SHIFT(ip)))) - -/* - * UNIPERIF_ITM_BCLR reg - */ - -#define UNIPERIF_ITM_BCLR_OFFSET(ip) 0x001c -#define SET_UNIPERIF_ITM_BCLR(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_ITM_BCLR_OFFSET(ip)) - -/* FIFO_ERROR */ -#define UNIPERIF_ITM_BCLR_FIFO_ERROR_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 0 : 8) -#define UNIPERIF_ITM_BCLR_FIFO_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITM_BCLR_FIFO_ERROR_SHIFT(ip))) -#define SET_UNIPERIF_ITM_BCLR_FIFO_ERROR(ip) \ - SET_UNIPERIF_ITM_BCLR(ip, \ - UNIPERIF_ITM_BCLR_FIFO_ERROR_MASK(ip)) - -/* DMA_ERROR */ -#define UNIPERIF_ITM_BCLR_DMA_ERROR_SHIFT(ip) 9 -#define UNIPERIF_ITM_BCLR_DMA_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITM_BCLR_DMA_ERROR_SHIFT(ip))) -#define SET_UNIPERIF_ITM_BCLR_DMA_ERROR(ip) \ - SET_UNIPERIF_ITM_BCLR(ip, \ - UNIPERIF_ITM_BCLR_DMA_ERROR_MASK(ip)) - -/* - * UNIPERIF_ITM_BSET reg - */ - -#define UNIPERIF_ITM_BSET_OFFSET(ip) 0x0020 -#define SET_UNIPERIF_ITM_BSET(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_ITM_BSET_OFFSET(ip)) - -/* FIFO_ERROR */ -#define UNIPERIF_ITM_BSET_FIFO_ERROR_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 0 : 8) -#define UNIPERIF_ITM_BSET_FIFO_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITM_BSET_FIFO_ERROR_SHIFT(ip))) -#define SET_UNIPERIF_ITM_BSET_FIFO_ERROR(ip) \ - SET_UNIPERIF_ITM_BSET(ip, \ - UNIPERIF_ITM_BSET_FIFO_ERROR_MASK(ip)) - -/* MEM_BLK_READ */ -#define UNIPERIF_ITM_BSET_MEM_BLK_READ_SHIFT(ip) 5 -#define UNIPERIF_ITM_BSET_MEM_BLK_READ_MASK(ip) \ - (BIT(UNIPERIF_ITM_BSET_MEM_BLK_READ_SHIFT(ip))) -#define SET_UNIPERIF_ITM_BSET_MEM_BLK_READ(ip) \ - SET_UNIPERIF_ITM_BSET(ip, \ - UNIPERIF_ITM_BSET_MEM_BLK_READ_MASK(ip)) - -/* DMA_ERROR */ -#define UNIPERIF_ITM_BSET_DMA_ERROR_SHIFT(ip) 9 -#define UNIPERIF_ITM_BSET_DMA_ERROR_MASK(ip) \ - (BIT(UNIPERIF_ITM_BSET_DMA_ERROR_SHIFT(ip))) -#define SET_UNIPERIF_ITM_BSET_DMA_ERROR(ip) \ - SET_UNIPERIF_ITM_BSET(ip, \ - UNIPERIF_ITM_BSET_DMA_ERROR_MASK(ip)) - -/* UNDERFLOW_REC_DONE */ -#define UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 12) -#define UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - 0 : (BIT(UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE_SHIFT(ip)))) -#define SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE(ip) \ - SET_UNIPERIF_ITM_BSET(ip, \ - UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE_MASK(ip)) - -/* UNDERFLOW_REC_FAILED */ -#define UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 13) -#define UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? \ - 0 : (BIT(UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED_SHIFT(ip)))) -#define SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED(ip) \ - SET_UNIPERIF_ITM_BSET(ip, \ - UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED_MASK(ip)) - -/* - * UNIPERIF_CONFIG reg - */ - -#define UNIPERIF_CONFIG_OFFSET(ip) 0x0040 -#define GET_UNIPERIF_CONFIG(ip) \ - readl_relaxed(ip->base + UNIPERIF_CONFIG_OFFSET(ip)) -#define SET_UNIPERIF_CONFIG(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CONFIG_OFFSET(ip)) - -/* PARITY_CNTR */ -#define UNIPERIF_CONFIG_PARITY_CNTR_SHIFT(ip) 0 -#define UNIPERIF_CONFIG_PARITY_CNTR_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_PARITY_CNTR(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_PARITY_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_PARITY_CNTR_MASK(ip)) -#define SET_UNIPERIF_CONFIG_PARITY_CNTR_BY_HW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_PARITY_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_PARITY_CNTR_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_PARITY_CNTR_BY_SW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_PARITY_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_PARITY_CNTR_MASK(ip), 1) - -/* CHANNEL_STA_CNTR */ -#define UNIPERIF_CONFIG_CHANNEL_STA_CNTR_SHIFT(ip) 1 -#define UNIPERIF_CONFIG_CHANNEL_STA_CNTR_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_CHANNEL_STA_CNTR(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_CHANNEL_STA_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_CHANNEL_STA_CNTR_MASK(ip)) -#define SET_UNIPERIF_CONFIG_CHANNEL_STA_CNTR_BY_SW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_CHANNEL_STA_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_CHANNEL_STA_CNTR_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_CHANNEL_STA_CNTR_BY_HW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_CHANNEL_STA_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_CHANNEL_STA_CNTR_MASK(ip), 1) - -/* USER_DAT_CNTR */ -#define UNIPERIF_CONFIG_USER_DAT_CNTR_SHIFT(ip) 2 -#define UNIPERIF_CONFIG_USER_DAT_CNTR_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_USER_DAT_CNTR(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_USER_DAT_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_USER_DAT_CNTR_MASK(ip)) -#define SET_UNIPERIF_CONFIG_USER_DAT_CNTR_BY_HW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_USER_DAT_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_USER_DAT_CNTR_MASK(ip), 1) -#define SET_UNIPERIF_CONFIG_USER_DAT_CNTR_BY_SW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_USER_DAT_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_USER_DAT_CNTR_MASK(ip), 0) - -/* VALIDITY_DAT_CNTR */ -#define UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_SHIFT(ip) 3 -#define UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_VALIDITY_DAT_CNTR(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_MASK(ip)) -#define SET_UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_BY_SW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_BY_HW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_SHIFT(ip), \ - UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_MASK(ip), 1) - -/* ONE_BIT_AUD_SUPPORT */ -#define UNIPERIF_CONFIG_ONE_BIT_AUD_SHIFT(ip) 4 -#define UNIPERIF_CONFIG_ONE_BIT_AUD_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_ONE_BIT_AUD(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_ONE_BIT_AUD_SHIFT(ip), \ - UNIPERIF_CONFIG_ONE_BIT_AUD_MASK(ip)) -#define SET_UNIPERIF_CONFIG_ONE_BIT_AUD_DISABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_ONE_BIT_AUD_SHIFT(ip), \ - UNIPERIF_CONFIG_ONE_BIT_AUD_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_ONE_BIT_AUD_ENABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_ONE_BIT_AUD_SHIFT(ip), \ - UNIPERIF_CONFIG_ONE_BIT_AUD_MASK(ip), 1) - -/* MEMORY_FMT */ -#define UNIPERIF_CONFIG_MEM_FMT_SHIFT(ip) 5 -#define UNIPERIF_CONFIG_MEM_FMT_MASK(ip) 0x1 -#define VALUE_UNIPERIF_CONFIG_MEM_FMT_16_0(ip) 0 -#define VALUE_UNIPERIF_CONFIG_MEM_FMT_16_16(ip) 1 -#define GET_UNIPERIF_CONFIG_MEM_FMT(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_MEM_FMT_SHIFT(ip), \ - UNIPERIF_CONFIG_MEM_FMT_MASK(ip)) -#define SET_UNIPERIF_CONFIG_MEM_FMT(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_MEM_FMT_SHIFT(ip), \ - UNIPERIF_CONFIG_MEM_FMT_MASK(ip), value) -#define SET_UNIPERIF_CONFIG_MEM_FMT_16_0(ip) \ - SET_UNIPERIF_CONFIG_MEM_FMT(ip, \ - VALUE_UNIPERIF_CONFIG_MEM_FMT_16_0(ip)) -#define SET_UNIPERIF_CONFIG_MEM_FMT_16_16(ip) \ - SET_UNIPERIF_CONFIG_MEM_FMT(ip, \ - VALUE_UNIPERIF_CONFIG_MEM_FMT_16_16(ip)) - -/* REPEAT_CHL_STS */ -#define UNIPERIF_CONFIG_REPEAT_CHL_STS_SHIFT(ip) 6 -#define UNIPERIF_CONFIG_REPEAT_CHL_STS_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_REPEAT_CHL_STS(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_REPEAT_CHL_STS_SHIFT(ip), \ - UNIPERIF_CONFIG_REPEAT_CHL_STS_MASK(ip)) -#define SET_UNIPERIF_CONFIG_REPEAT_CHL_STS_ENABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_REPEAT_CHL_STS_SHIFT(ip), \ - UNIPERIF_CONFIG_REPEAT_CHL_STS_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_REPEAT_CHL_STS_DISABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_REPEAT_CHL_STS_SHIFT(ip), \ - UNIPERIF_CONFIG_REPEAT_CHL_STS_MASK(ip), 1) - -/* BACK_STALL_REQ */ -#define UNIPERIF_CONFIG_BACK_STALL_REQ_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 7 : -1) -#define UNIPERIF_CONFIG_BACK_STALL_REQ_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_BACK_STALL_REQ(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_BACK_STALL_REQ_SHIFT(ip), \ - UNIPERIF_CONFIG_BACK_STALL_REQ_MASK(ip)) -#define SET_UNIPERIF_CONFIG_BACK_STALL_REQ_DISABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_BACK_STALL_REQ_SHIFT(ip), \ - UNIPERIF_CONFIG_BACK_STALL_REQ_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_BACK_STALL_REQ_ENABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_BACK_STALL_REQ_SHIFT(ip), \ - UNIPERIF_CONFIG_BACK_STALL_REQ_MASK(ip), 1) - -/* FDMA_TRIGGER_LIMIT */ -#define UNIPERIF_CONFIG_DMA_TRIG_LIMIT_SHIFT(ip) 8 -#define UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(ip) 0x7F -#define GET_UNIPERIF_CONFIG_DMA_TRIG_LIMIT(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_DMA_TRIG_LIMIT_SHIFT(ip), \ - UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(ip)) -#define SET_UNIPERIF_CONFIG_DMA_TRIG_LIMIT(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_DMA_TRIG_LIMIT_SHIFT(ip), \ - UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(ip), value) - -/* CHL_STS_UPDATE */ -#define UNIPERIF_CONFIG_CHL_STS_UPDATE_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 16 : -1) -#define UNIPERIF_CONFIG_CHL_STS_UPDATE_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_CHL_STS_UPDATE(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_CHL_STS_UPDATE_SHIFT(ip), \ - UNIPERIF_CONFIG_CHL_STS_UPDATE_MASK(ip)) -#define SET_UNIPERIF_CONFIG_CHL_STS_UPDATE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_CHL_STS_UPDATE_SHIFT(ip), \ - UNIPERIF_CONFIG_CHL_STS_UPDATE_MASK(ip), 1) - -/* IDLE_MOD */ -#define UNIPERIF_CONFIG_IDLE_MOD_SHIFT(ip) 18 -#define UNIPERIF_CONFIG_IDLE_MOD_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_IDLE_MOD(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_IDLE_MOD_SHIFT(ip), \ - UNIPERIF_CONFIG_IDLE_MOD_MASK(ip)) -#define SET_UNIPERIF_CONFIG_IDLE_MOD_DISABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_IDLE_MOD_SHIFT(ip), \ - UNIPERIF_CONFIG_IDLE_MOD_MASK(ip), 0) -#define SET_UNIPERIF_CONFIG_IDLE_MOD_ENABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_IDLE_MOD_SHIFT(ip), \ - UNIPERIF_CONFIG_IDLE_MOD_MASK(ip), 1) - -/* SUBFRAME_SELECTION */ -#define UNIPERIF_CONFIG_SUBFRAME_SEL_SHIFT(ip) 19 -#define UNIPERIF_CONFIG_SUBFRAME_SEL_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_SUBFRAME_SEL(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_SUBFRAME_SEL_SHIFT(ip), \ - UNIPERIF_CONFIG_SUBFRAME_SEL_MASK(ip)) -#define SET_UNIPERIF_CONFIG_SUBFRAME_SEL_SUBF1_SUBF0(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_SUBFRAME_SEL_SHIFT(ip), \ - UNIPERIF_CONFIG_SUBFRAME_SEL_MASK(ip), 1) -#define SET_UNIPERIF_CONFIG_SUBFRAME_SEL_SUBF0_SUBF1(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_SUBFRAME_SEL_SHIFT(ip), \ - UNIPERIF_CONFIG_SUBFRAME_SEL_MASK(ip), 0) - -/* FULL_SW_CONTROL */ -#define UNIPERIF_CONFIG_SPDIF_SW_CTRL_SHIFT(ip) 20 -#define UNIPERIF_CONFIG_SPDIF_SW_CTRL_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_SPDIF_SW_CTRL(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_SPDIF_SW_CTRL_SHIFT(ip), \ - UNIPERIF_CONFIG_SPDIF_SW_CTRL_MASK(ip)) -#define SET_UNIPERIF_CONFIG_SPDIF_SW_CTRL_ENABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_SPDIF_SW_CTRL_SHIFT(ip), \ - UNIPERIF_CONFIG_SPDIF_SW_CTRL_MASK(ip), 1) -#define SET_UNIPERIF_CONFIG_SPDIF_SW_CTRL_DISABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_SPDIF_SW_CTRL_SHIFT(ip), \ - UNIPERIF_CONFIG_SPDIF_SW_CTRL_MASK(ip), 0) - -/* MASTER_CLKEDGE */ -#define UNIPERIF_CONFIG_MSTR_CLKEDGE_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 24 : -1) -#define UNIPERIF_CONFIG_MSTR_CLKEDGE_MASK(ip) 0x1 -#define GET_UNIPERIF_CONFIG_MSTR_CLKEDGE(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_MSTR_CLKEDGE_SHIFT(ip), \ - UNIPERIF_CONFIG_MSTR_CLKEDGE_MASK(ip)) -#define SET_UNIPERIF_CONFIG_MSTR_CLKEDGE_FALLING(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_MSTR_CLKEDGE_SHIFT(ip), \ - UNIPERIF_CONFIG_MSTR_CLKEDGE_MASK(ip), 1) -#define SET_UNIPERIF_CONFIG_MSTR_CLKEDGE_RISING(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CONFIG_OFFSET(ip), \ - UNIPERIF_CONFIG_MSTR_CLKEDGE_SHIFT(ip), \ - UNIPERIF_CONFIG_MSTR_CLKEDGE_MASK(ip), 0) - -/* - * UNIPERIF_CTRL reg - */ - -#define UNIPERIF_CTRL_OFFSET(ip) 0x0044 -#define GET_UNIPERIF_CTRL(ip) \ - readl_relaxed(ip->base + UNIPERIF_CTRL_OFFSET(ip)) -#define SET_UNIPERIF_CTRL(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_CTRL_OFFSET(ip)) - -/* OPERATION */ -#define UNIPERIF_CTRL_OPERATION_SHIFT(ip) 0 -#define UNIPERIF_CTRL_OPERATION_MASK(ip) 0x7 -#define GET_UNIPERIF_CTRL_OPERATION(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_OFF(ip) 0 -#define SET_UNIPERIF_CTRL_OPERATION_OFF(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_OFF(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_MUTE_PCM_NULL(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 1 : -1) -#define SET_UNIPERIF_CTRL_OPERATION_MUTE_PCM_NULL(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_MUTE_PCM_NULL(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_MUTE_PAUSE_BURST(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 2 : -1) -#define SET_UNIPERIF_CTRL_OPERATION_MUTE_PAUSE_BURST(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_MUTE_PAUSE_BURST(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_PCM_DATA(ip) 3 -#define SET_UNIPERIF_CTRL_OPERATION_PCM_DATA(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_PCM_DATA(ip)) -/* This is the same as above! */ -#define VALUE_UNIPERIF_CTRL_OPERATION_AUDIO_DATA(ip) 3 -#define SET_UNIPERIF_CTRL_OPERATION_AUDIO_DATA(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_AUDIO_DATA(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_ENC_DATA(ip) 4 -#define SET_UNIPERIF_CTRL_OPERATION_ENC_DATA(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_ENC_DATA(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_CD_DATA(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 5 : -1) -#define SET_UNIPERIF_CTRL_OPERATION_CD_DATA(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_CD_DATA(ip)) -#define VALUE_UNIPERIF_CTRL_OPERATION_STANDBY(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 7) -#define SET_UNIPERIF_CTRL_OPERATION_STANDBY(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_OPERATION_SHIFT(ip), \ - UNIPERIF_CTRL_OPERATION_MASK(ip), \ - VALUE_UNIPERIF_CTRL_OPERATION_STANDBY(ip)) - -/* EXIT_STBY_ON_EOBLOCK */ -#define UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 3) -#define UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_SHIFT(ip), \ - UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_MASK(ip)) -#define SET_UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_OFF(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_SHIFT(ip), \ - UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_MASK(ip), 0) -#define SET_UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_ON(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_SHIFT(ip), \ - UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_MASK(ip), 1) - -/* ROUNDING */ -#define UNIPERIF_CTRL_ROUNDING_SHIFT(ip) 4 -#define UNIPERIF_CTRL_ROUNDING_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_ROUNDING(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_ROUNDING_SHIFT(ip), \ - UNIPERIF_CTRL_ROUNDING_MASK(ip)) -#define SET_UNIPERIF_CTRL_ROUNDING_OFF(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_ROUNDING_SHIFT(ip), \ - UNIPERIF_CTRL_ROUNDING_MASK(ip), 0) -#define SET_UNIPERIF_CTRL_ROUNDING_ON(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_ROUNDING_SHIFT(ip), \ - UNIPERIF_CTRL_ROUNDING_MASK(ip), 1) - -/* DIVIDER */ -#define UNIPERIF_CTRL_DIVIDER_SHIFT(ip) 5 -#define UNIPERIF_CTRL_DIVIDER_MASK(ip) 0xff -#define GET_UNIPERIF_CTRL_DIVIDER(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_DIVIDER_SHIFT(ip), \ - UNIPERIF_CTRL_DIVIDER_MASK(ip)) -#define SET_UNIPERIF_CTRL_DIVIDER(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_DIVIDER_SHIFT(ip), \ - UNIPERIF_CTRL_DIVIDER_MASK(ip), value) - -/* BYTE_SWAP */ -#define UNIPERIF_CTRL_BYTE_SWP_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 13 : -1) -#define UNIPERIF_CTRL_BYTE_SWP_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_BYTE_SWP(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_BYTE_SWP_SHIFT(ip), \ - UNIPERIF_CTRL_BYTE_SWP_MASK(ip)) -#define SET_UNIPERIF_CTRL_BYTE_SWP_OFF(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_BYTE_SWP_SHIFT(ip), \ - UNIPERIF_CTRL_BYTE_SWP_MASK(ip), 0) -#define SET_UNIPERIF_CTRL_BYTE_SWP_ON(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_BYTE_SWP_SHIFT(ip), \ - UNIPERIF_CTRL_BYTE_SWP_MASK(ip), 1) - -/* ZERO_STUFFING_HW_SW */ -#define UNIPERIF_CTRL_ZERO_STUFF_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 14 : -1) -#define UNIPERIF_CTRL_ZERO_STUFF_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_ZERO_STUFF(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_ZERO_STUFF_SHIFT(ip), \ - UNIPERIF_CTRL_ZERO_STUFF_MASK(ip)) -#define SET_UNIPERIF_CTRL_ZERO_STUFF_HW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_ZERO_STUFF_SHIFT(ip), \ - UNIPERIF_CTRL_ZERO_STUFF_MASK(ip), 1) -#define SET_UNIPERIF_CTRL_ZERO_STUFF_SW(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_ZERO_STUFF_SHIFT(ip), \ - UNIPERIF_CTRL_ZERO_STUFF_MASK(ip), 0) - -/* SPDIF_LAT */ -#define UNIPERIF_CTRL_SPDIF_LAT_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 16 : -1) -#define UNIPERIF_CTRL_SPDIF_LAT_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_SPDIF_LAT(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_SPDIF_LAT_SHIFT(ip), \ - UNIPERIF_CTRL_SPDIF_LAT_MASK(ip)) -#define SET_UNIPERIF_CTRL_SPDIF_LAT_ON(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_SPDIF_LAT_SHIFT(ip), \ - UNIPERIF_CTRL_SPDIF_LAT_MASK(ip), 1) -#define SET_UNIPERIF_CTRL_SPDIF_LAT_OFF(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_SPDIF_LAT_SHIFT(ip), \ - UNIPERIF_CTRL_SPDIF_LAT_MASK(ip), 0) - -/* EN_SPDIF_FORMATTING */ -#define UNIPERIF_CTRL_SPDIF_FMT_SHIFT(ip) 17 -#define UNIPERIF_CTRL_SPDIF_FMT_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_SPDIF_FMT(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_SPDIF_FMT_SHIFT(ip), \ - UNIPERIF_CTRL_SPDIF_FMT_MASK(ip)) -#define SET_UNIPERIF_CTRL_SPDIF_FMT_ON(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_SPDIF_FMT_SHIFT(ip), \ - UNIPERIF_CTRL_SPDIF_FMT_MASK(ip), 1) -#define SET_UNIPERIF_CTRL_SPDIF_FMT_OFF(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_SPDIF_FMT_SHIFT(ip), \ - UNIPERIF_CTRL_SPDIF_FMT_MASK(ip), 0) - -/* READER_OUT_SELECT */ -#define UNIPERIF_CTRL_READER_OUT_SEL_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 18 : -1) -#define UNIPERIF_CTRL_READER_OUT_SEL_MASK(ip) 0x1 -#define GET_UNIPERIF_CTRL_READER_OUT_SEL(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_READER_OUT_SEL_SHIFT(ip), \ - UNIPERIF_CTRL_READER_OUT_SEL_MASK(ip)) -#define SET_UNIPERIF_CTRL_READER_OUT_SEL_IN_MEM(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_READER_OUT_SEL_SHIFT(ip), \ - UNIPERIF_CTRL_READER_OUT_SEL_MASK(ip), 0) -#define SET_UNIPERIF_CTRL_READER_OUT_SEL_ON_I2S_LINE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_READER_OUT_SEL_SHIFT(ip), \ - UNIPERIF_CTRL_READER_OUT_SEL_MASK(ip), 1) - -/* UNDERFLOW_REC_WINDOW */ -#define UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW_SHIFT(ip) 20 -#define UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW_MASK(ip) 0xff -#define GET_UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW_SHIFT(ip), \ - UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW_MASK(ip)) -#define SET_UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_CTRL_OFFSET(ip), \ - UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW_SHIFT(ip), \ - UNIPERIF_CTRL_UNDERFLOW_REC_WINDOW_MASK(ip), value) - -/* - * UNIPERIF_I2S_FMT a.k.a UNIPERIF_FORMAT reg - */ - -#define UNIPERIF_I2S_FMT_OFFSET(ip) 0x0048 -#define GET_UNIPERIF_I2S_FMT(ip) \ - readl_relaxed(ip->base + UNIPERIF_I2S_FMT_OFFSET(ip)) -#define SET_UNIPERIF_I2S_FMT(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_I2S_FMT_OFFSET(ip)) - -/* NBIT */ -#define UNIPERIF_I2S_FMT_NBIT_SHIFT(ip) 0 -#define UNIPERIF_I2S_FMT_NBIT_MASK(ip) 0x1 -#define GET_UNIPERIF_I2S_FMT_NBIT(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NBIT_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NBIT_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_NBIT_32(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NBIT_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NBIT_MASK(ip), 0) -#define SET_UNIPERIF_I2S_FMT_NBIT_16(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NBIT_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NBIT_MASK(ip), 1) - -/* DATA_SIZE */ -#define UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip) 1 -#define UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip) 0x7 -#define GET_UNIPERIF_I2S_FMT_DATA_SIZE(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip), 0) -#define SET_UNIPERIF_I2S_FMT_DATA_SIZE_18(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip), 1) -#define SET_UNIPERIF_I2S_FMT_DATA_SIZE_20(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip), 2) -#define SET_UNIPERIF_I2S_FMT_DATA_SIZE_24(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip), 3) -#define SET_UNIPERIF_I2S_FMTL_DATA_SIZE_28(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip), 4) -#define SET_UNIPERIF_I2S_FMT_DATA_SIZE_32(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_DATA_SIZE_MASK(ip), 5) - -/* LR_POL */ -#define UNIPERIF_I2S_FMT_LR_POL_SHIFT(ip) 4 -#define UNIPERIF_I2S_FMT_LR_POL_MASK(ip) 0x1 -#define VALUE_UNIPERIF_I2S_FMT_LR_POL_LOW(ip) 0x0 -#define VALUE_UNIPERIF_I2S_FMT_LR_POL_HIG(ip) 0x1 -#define GET_UNIPERIF_I2S_FMT_LR_POL(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_LR_POL_SHIFT(ip), \ - UNIPERIF_I2S_FMT_LR_POL_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_LR_POL(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_LR_POL_SHIFT(ip), \ - UNIPERIF_I2S_FMT_LR_POL_MASK(ip), value) -#define SET_UNIPERIF_I2S_FMT_LR_POL_LOW(ip) \ - SET_UNIPERIF_I2S_FMT_LR_POL(ip, \ - VALUE_UNIPERIF_I2S_FMT_LR_POL_LOW(ip)) -#define SET_UNIPERIF_I2S_FMT_LR_POL_HIG(ip) \ - SET_UNIPERIF_I2S_FMT_LR_POL(ip, \ - VALUE_UNIPERIF_I2S_FMT_LR_POL_HIG(ip)) - -/* SCLK_EDGE */ -#define UNIPERIF_I2S_FMT_SCLK_EDGE_SHIFT(ip) 5 -#define UNIPERIF_I2S_FMT_SCLK_EDGE_MASK(ip) 0x1 -#define GET_UNIPERIF_I2S_FMT_SCLK_EDGE(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_SCLK_EDGE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_SCLK_EDGE_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_SCLK_EDGE_RISING(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_SCLK_EDGE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_SCLK_EDGE_MASK(ip), 0) -#define SET_UNIPERIF_I2S_FMT_SCLK_EDGE_FALLING(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_SCLK_EDGE_SHIFT(ip), \ - UNIPERIF_I2S_FMT_SCLK_EDGE_MASK(ip), 1) - -/* PADDING */ -#define UNIPERIF_I2S_FMT_PADDING_SHIFT(ip) 6 -#define UNIPERIF_I2S_FMT_PADDING_MASK(ip) 0x1 -#define UNIPERIF_I2S_FMT_PADDING_MASK(ip) 0x1 -#define VALUE_UNIPERIF_I2S_FMT_PADDING_I2S_MODE(ip) 0x0 -#define VALUE_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(ip) 0x1 -#define GET_UNIPERIF_I2S_FMT_PADDING(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_PADDING_SHIFT(ip), \ - UNIPERIF_I2S_FMT_PADDING_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_PADDING(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_PADDING_SHIFT(ip), \ - UNIPERIF_I2S_FMT_PADDING_MASK(ip), value) -#define SET_UNIPERIF_I2S_FMT_PADDING_I2S_MODE(ip) \ - SET_UNIPERIF_I2S_FMT_PADDING(ip, \ - VALUE_UNIPERIF_I2S_FMT_PADDING_I2S_MODE(ip)) -#define SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(ip) \ - SET_UNIPERIF_I2S_FMT_PADDING(ip, \ - VALUE_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(ip)) - -/* ALIGN */ -#define UNIPERIF_I2S_FMT_ALIGN_SHIFT(ip) 7 -#define UNIPERIF_I2S_FMT_ALIGN_MASK(ip) 0x1 -#define GET_UNIPERIF_I2S_FMT_ALIGN(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_ALIGN_SHIFT(ip), \ - UNIPERIF_I2S_FMT_ALIGN_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_ALIGN_SHIFT(ip), \ - UNIPERIF_I2S_FMT_ALIGN_MASK(ip), 0) -#define SET_UNIPERIF_I2S_FMT_ALIGN_RIGHT(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_ALIGN_SHIFT(ip), \ - UNIPERIF_I2S_FMT_ALIGN_MASK(ip), 1) - -/* ORDER */ -#define UNIPERIF_I2S_FMT_ORDER_SHIFT(ip) 8 -#define UNIPERIF_I2S_FMT_ORDER_MASK(ip) 0x1 -#define GET_UNIPERIF_I2S_FMT_ORDER(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_ORDER_SHIFT(ip), \ - UNIPERIF_I2S_FMT_ORDER_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_ORDER_LSB(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_ORDER_SHIFT(ip), \ - UNIPERIF_I2S_FMT_ORDER_MASK(ip), 0) -#define SET_UNIPERIF_I2S_FMT_ORDER_MSB(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_ORDER_SHIFT(ip), \ - UNIPERIF_I2S_FMT_ORDER_MASK(ip), 1) - -/* NUM_CH */ -#define UNIPERIF_I2S_FMT_NUM_CH_SHIFT(ip) 9 -#define UNIPERIF_I2S_FMT_NUM_CH_MASK(ip) 0x7 -#define GET_UNIPERIF_I2S_FMT_NUM_CH(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NUM_CH_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NUM_CH_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_NUM_CH(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NUM_CH_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NUM_CH_MASK(ip), value) - -/* NO_OF_SAMPLES_TO_READ */ -#define UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ_SHIFT(ip) 12 -#define UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ_MASK(ip) 0xfffff -#define GET_UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ_MASK(ip)) -#define SET_UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_I2S_FMT_OFFSET(ip), \ - UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ_SHIFT(ip), \ - UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ_MASK(ip), value) - -/* - * UNIPERIF_BIT_CONTROL reg - */ - -#define UNIPERIF_BIT_CONTROL_OFFSET(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 0x004c) -#define GET_UNIPERIF_BIT_CONTROL(ip) \ - readl_relaxed(ip->base + UNIPERIF_BIT_CONTROL_OFFSET(ip)) -#define SET_UNIPERIF_BIT_CONTROL(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_BIT_CONTROL_OFFSET(ip)) - -/* CLR_UNDERFLOW_DURATION */ -#define UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION_SHIFT(ip) 0 -#define UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION_MASK(ip) 0x1 -#define GET_UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_BIT_CONTROL_OFFSET(ip), \ - UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION_SHIFT(ip), \ - UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION_MASK(ip)) -#define SET_UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_BIT_CONTROL_OFFSET(ip), \ - UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION_SHIFT(ip), \ - UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION_MASK(ip), 1) - -/* CHL_STS_UPDATE */ -#define UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE_SHIFT(ip) 1 -#define UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE_MASK(ip) 0x1 -#define GET_UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_BIT_CONTROL_OFFSET(ip), \ - UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE_SHIFT(ip), \ - UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE_MASK(ip)) -#define SET_UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE(ip) \ - SET_UNIPERIF_BIT_REG(ip, \ - UNIPERIF_BIT_CONTROL_OFFSET(ip), \ - UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE_SHIFT(ip), \ - UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE_MASK(ip), 1) - -/* - * UNIPERIF_STATUS_1 reg - */ - -#define UNIPERIF_STATUS_1_OFFSET(ip) 0x0050 -#define GET_UNIPERIF_STATUS_1(ip) \ - readl_relaxed(ip->base + UNIPERIF_STATUS_1_OFFSET(ip)) -#define SET_UNIPERIF_STATUS_1(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_STATUS_1_OFFSET(ip)) - -/* UNDERFLOW_DURATION */ -#define UNIPERIF_STATUS_1_UNDERFLOW_DURATION_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 0) -#define UNIPERIF_STATUS_1_UNDERFLOW_DURATION_MASK(ip) 0xff -#define GET_UNIPERIF_STATUS_1_UNDERFLOW_DURATION(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_STATUS_1_OFFSET(ip), \ - UNIPERIF_STATUS_1_UNDERFLOW_DURATION_SHIFT(ip), \ - UNIPERIF_STATUS_1_UNDERFLOW_DURATION_MASK(ip)) -#define SET_UNIPERIF_STATUS_1_UNDERFLOW_DURATION(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_STATUS_1_OFFSET(ip), \ - UNIPERIF_STATUS_1_UNDERFLOW_DURATION_SHIFT(ip), \ - UNIPERIF_STATUS_1_UNDERFLOW_DURATION_MASK(ip), value) - -/* - * UNIPERIF_CHANNEL_STA_REGN reg - */ - -#define UNIPERIF_CHANNEL_STA_REGN(ip, n) (0x0060 + (4 * n)) -#define GET_UNIPERIF_CHANNEL_STA_REGN(ip) \ - readl_relaxed(ip->base + UNIPERIF_CHANNEL_STA_REGN(ip, n)) -#define SET_UNIPERIF_CHANNEL_STA_REGN(ip, n, value) \ - writel_relaxed(value, ip->base + \ - UNIPERIF_CHANNEL_STA_REGN(ip, n)) - -/* - * UNIPERIF_USER_VALIDITY reg - */ - -#define UNIPERIF_USER_VALIDITY_OFFSET(ip) 0x0090 -#define GET_UNIPERIF_USER_VALIDITY(ip) \ - readl_relaxed(ip->base + UNIPERIF_USER_VALIDITY_OFFSET(ip)) -#define SET_UNIPERIF_USER_VALIDITY(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_USER_VALIDITY_OFFSET(ip)) - -/* VALIDITY_LEFT_AND_RIGHT */ -#define UNIPERIF_USER_VALIDITY_VALIDITY_LR_SHIFT(ip) 0 -#define UNIPERIF_USER_VALIDITY_VALIDITY_LR_MASK(ip) 0x3 -#define GET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_USER_VALIDITY_OFFSET(ip), \ - UNIPERIF_USER_VALIDITY_VALIDITY_LR_SHIFT(ip), \ - UNIPERIF_USER_VALIDITY_VALIDITY_LR_MASK(ip)) -#define SET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_USER_VALIDITY_OFFSET(ip), \ - UNIPERIF_USER_VALIDITY_VALIDITY_LR_SHIFT(ip), \ - UNIPERIF_USER_VALIDITY_VALIDITY_LR_MASK(ip), \ - value ? 0x3 : 0) - -/* - * UNIPERIF_DBG_STANDBY_LEFT_SP reg - */ -#define UNIPERIF_DBG_STANDBY_LEFT_SP_OFFSET(ip) 0x0150 -#define UNIPERIF_DBG_STANDBY_LEFT_SP_SHIFT(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? -1 : 0) -#define UNIPERIF_DBG_STANDBY_LEFT_SP_MASK(ip) \ - ((ip)->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 ? 0 : 0xFFFFFF) -#define GET_UNIPERIF_DBG_STANDBY_LEFT_SP(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_DBG_STANDBY_LEFT_SP_OFFSET(ip), \ - UNIPERIF_DBG_STANDBY_LEFT_SP_SHIFT(ip), \ - UNIPERIF_DBG_STANDBY_LEFT_SP_MASK(ip)) -#define SET_UNIPERIF_DBG_STANDBY_LEFT_SP(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_DBG_STANDBY_LEFT_SP_OFFSET(ip), \ - UNIPERIF_DBG_STANDBY_LEFT_SP_SHIFT(ip), \ - UNIPERIF_DBG_STANDBY_LEFT_SP_MASK(ip), value) - -/* - * UNIPERIF_TDM_ENABLE - */ -#define UNIPERIF_TDM_ENABLE_OFFSET(ip) 0x0118 -#define GET_UNIPERIF_TDM_ENABLE(ip) \ - readl_relaxed(ip->base + UNIPERIF_TDM_ENABLE_OFFSET(ip)) -#define SET_UNIPERIF_TDM_ENABLE(ip, value) \ - writel_relaxed(value, ip->base + UNIPERIF_TDM_ENABLE_OFFSET(ip)) - -/* TDM_ENABLE */ -#define UNIPERIF_TDM_ENABLE_EN_TDM_SHIFT(ip) 0x0 -#define UNIPERIF_TDM_ENABLE_EN_TDM_MASK(ip) 0x1 -#define GET_UNIPERIF_TDM_ENABLE_EN_TDM(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_ENABLE_OFFSET(ip), \ - UNIPERIF_TDM_ENABLE_EN_TDM_SHIFT(ip), \ - UNIPERIF_TDM_ENABLE_EN_TDM_MASK(ip)) -#define SET_UNIPERIF_TDM_ENABLE_TDM_ENABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_ENABLE_OFFSET(ip), \ - UNIPERIF_TDM_ENABLE_EN_TDM_SHIFT(ip), \ - UNIPERIF_TDM_ENABLE_EN_TDM_MASK(ip), 1) -#define SET_UNIPERIF_TDM_ENABLE_TDM_DISABLE(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_ENABLE_OFFSET(ip), \ - UNIPERIF_TDM_ENABLE_EN_TDM_SHIFT(ip), \ - UNIPERIF_TDM_ENABLE_EN_TDM_MASK(ip), 0) - -/* - * UNIPERIF_TDM_FS_REF_FREQ - */ -#define UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip) 0x011c -#define GET_UNIPERIF_TDM_FS_REF_FREQ(ip) \ - readl_relaxed(ip->base + UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip)) -#define SET_UNIPERIF_TDM_FS_REF_FREQ(ip, value) \ - writel_relaxed(value, ip->base + \ - UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip)) - -/* REF_FREQ */ -#define UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_SHIFT(ip) 0x0 -#define VALUE_UNIPERIF_TDM_FS_REF_FREQ_8KHZ(ip) 0 -#define VALUE_UNIPERIF_TDM_FS_REF_FREQ_16KHZ(ip) 1 -#define VALUE_UNIPERIF_TDM_FS_REF_FREQ_32KHZ(ip) 2 -#define VALUE_UNIPERIF_TDM_FS_REF_FREQ_48KHZ(ip) 3 -#define UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_MASK(ip) 0x3 -#define GET_UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_MASK(ip)) -#define SET_UNIPERIF_TDM_FS_REF_FREQ_8KHZ(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_MASK(ip), \ - VALUE_UNIPERIF_TDM_FS_REF_FREQ_8KHZ(ip)) -#define SET_UNIPERIF_TDM_FS_REF_FREQ_16KHZ(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_MASK(ip), \ - VALUE_UNIPERIF_TDM_FS_REF_FREQ_16KHZ(ip)) -#define SET_UNIPERIF_TDM_FS_REF_FREQ_32KHZ(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_MASK(ip), \ - VALUE_UNIPERIF_TDM_FS_REF_FREQ_32KHZ(ip)) -#define SET_UNIPERIF_TDM_FS_REF_FREQ_48KHZ(ip) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_FREQ_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_FREQ_REF_FREQ_MASK(ip), \ - VALUE_UNIPERIF_TDM_FS_REF_FREQ_48KHZ(ip)) - -/* - * UNIPERIF_TDM_FS_REF_DIV - */ -#define UNIPERIF_TDM_FS_REF_DIV_OFFSET(ip) 0x0120 -#define GET_UNIPERIF_TDM_FS_REF_DIV(ip) \ - readl_relaxed(ip->base + UNIPERIF_TDM_FS_REF_DIV_OFFSET(ip)) -#define SET_UNIPERIF_TDM_FS_REF_DIV(ip, value) \ - writel_relaxed(value, ip->base + \ - UNIPERIF_TDM_FS_REF_DIV_OFFSET(ip)) - -/* NUM_TIMESLOT */ -#define UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT_SHIFT(ip) 0x0 -#define UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT_MASK(ip) 0xff -#define GET_UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT(ip) \ - GET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_DIV_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT_MASK(ip)) -#define SET_UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT(ip, value) \ - SET_UNIPERIF_REG(ip, \ - UNIPERIF_TDM_FS_REF_DIV_OFFSET(ip), \ - UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT_SHIFT(ip), \ - UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT_MASK(ip), value) - -/* - * UNIPERIF_TDM_WORD_POS_X_Y - * 32 bits of UNIPERIF_TDM_WORD_POS_X_Y register shall be set in 1 shot - */ -#define UNIPERIF_TDM_WORD_POS_1_2_OFFSET(ip) 0x013c -#define UNIPERIF_TDM_WORD_POS_3_4_OFFSET(ip) 0x0140 -#define UNIPERIF_TDM_WORD_POS_5_6_OFFSET(ip) 0x0144 -#define UNIPERIF_TDM_WORD_POS_7_8_OFFSET(ip) 0x0148 -#define GET_UNIPERIF_TDM_WORD_POS(ip, words) \ - readl_relaxed(ip->base + UNIPERIF_TDM_WORD_POS_##words##_OFFSET(ip)) -#define SET_UNIPERIF_TDM_WORD_POS(ip, words, value) \ - writel_relaxed(value, ip->base + \ - UNIPERIF_TDM_WORD_POS_##words##_OFFSET(ip)) -/* - * uniperipheral IP capabilities - */ - -#define UNIPERIF_FIFO_SIZE 70 /* FIFO is 70 cells deep */ -#define UNIPERIF_FIFO_FRAMES 4 /* FDMA trigger limit in frames */ - -#define UNIPERIF_TYPE_IS_HDMI(p) \ - ((p)->type == SND_ST_UNIPERIF_TYPE_HDMI) -#define UNIPERIF_TYPE_IS_PCM(p) \ - ((p)->type == SND_ST_UNIPERIF_TYPE_PCM) -#define UNIPERIF_TYPE_IS_SPDIF(p) \ - ((p)->type == SND_ST_UNIPERIF_TYPE_SPDIF) -#define UNIPERIF_TYPE_IS_IEC958(p) \ - (UNIPERIF_TYPE_IS_HDMI(p) || \ - UNIPERIF_TYPE_IS_SPDIF(p)) -#define UNIPERIF_TYPE_IS_TDM(p) \ - ((p)->type == SND_ST_UNIPERIF_TYPE_TDM) - -/* - * Uniperipheral IP revisions - */ -enum uniperif_version { - SND_ST_UNIPERIF_VERSION_UNKNOWN, - /* SASG1 (Orly), Newman */ - SND_ST_UNIPERIF_VERSION_C6AUD0_UNI_1_0, - /* SASC1, SASG2 (Orly2) */ - SND_ST_UNIPERIF_VERSION_UNI_PLR_1_0, - /* SASC1, SASG2 (Orly2), TELSS, Cannes */ - SND_ST_UNIPERIF_VERSION_UNI_RDR_1_0, - /* TELSS (SASC1) */ - SND_ST_UNIPERIF_VERSION_TDM_PLR_1_0, - /* Cannes/Monaco */ - SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 -}; - -enum uniperif_type { - SND_ST_UNIPERIF_TYPE_NONE = 0x00, - SND_ST_UNIPERIF_TYPE_HDMI = 0x01, - SND_ST_UNIPERIF_TYPE_PCM = 0x02, - SND_ST_UNIPERIF_TYPE_SPDIF = 0x04, - SND_ST_UNIPERIF_TYPE_TDM = 0x08 -}; - -enum uniperif_state { - UNIPERIF_STATE_STOPPED, - UNIPERIF_STATE_STARTED, - UNIPERIF_STATE_STANDBY, - UNIPERIF_STATE_UNDERFLOW, - UNIPERIF_STATE_OVERFLOW = UNIPERIF_STATE_UNDERFLOW, - UNIPERIF_STATE_XRUN -}; - -enum uniperif_iec958_encoding_mode { - UNIPERIF_IEC958_ENCODING_MODE_PCM, - UNIPERIF_IEC958_ENCODING_MODE_ENCODED -}; - -enum uniperif_word_pos { - WORD_1_2, - WORD_3_4, - WORD_5_6, - WORD_7_8, - WORD_MAX -}; - -struct uniperif_iec958_settings { - enum uniperif_iec958_encoding_mode encoding_mode; - struct snd_aes_iec958 iec958; -}; - -struct dai_tdm_slot { - unsigned int mask; - int slots; - int slot_width; - unsigned int avail_slots; -}; - -struct uniperif { - /* System information */ - enum uniperif_type type; - int underflow_enabled; /* Underflow recovery mode */ - struct device *dev; - int id; /* instance value of the uniperipheral IP */ - int ver; /* IP version, used by register access macros */ - struct regmap_field *clk_sel; - struct regmap_field *valid_sel; - spinlock_t irq_lock; /* use to prevent race condition with IRQ */ - - /* capabilities */ - const struct snd_pcm_hardware *hw; - - /* Resources */ - struct resource *mem_region; - void __iomem *base; - unsigned long fifo_phys_address; - int irq; - - /* Clocks */ - struct clk *clk; - int mclk; - int clk_adj; - - /* Runtime data */ - enum uniperif_state state; - - struct snd_pcm_substream *substream; - - /* Specific to IEC958 player */ - struct uniperif_iec958_settings stream_settings; - struct mutex ctrl_lock; /* For resource updated by stream and controls*/ - - /*alsa ctrl*/ - struct snd_kcontrol_new *snd_ctrls; - int num_ctrls; - - /* dai properties */ - unsigned int daifmt; - struct dai_tdm_slot tdm_slot; - - /* DAI callbacks */ - const struct snd_soc_dai_ops *dai_ops; -}; - -struct sti_uniperiph_dai { - int stream; - struct uniperif *uni; - struct snd_dmaengine_dai_dma_data dma_data; -}; - -struct sti_uniperiph_data { - struct platform_device *pdev; - struct snd_soc_dai_driver *dai; - struct sti_uniperiph_dai dai_data; -}; - -static __maybe_unused const struct snd_pcm_hardware uni_tdm_hw = { - .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID, - - .formats = SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S16_LE, - - .rates = SNDRV_PCM_RATE_CONTINUOUS, - .rate_min = 8000, - .rate_max = 48000, - - .channels_min = 1, - .channels_max = 32, - - .periods_min = 2, - .periods_max = 10, - - .period_bytes_min = 128, - .period_bytes_max = 64 * PAGE_SIZE, - .buffer_bytes_max = 256 * PAGE_SIZE -}; - -/* uniperiph player*/ -int uni_player_init(struct platform_device *pdev, - struct uniperif *player); -int uni_player_resume(struct uniperif *player); - -/* uniperiph reader */ -int uni_reader_init(struct platform_device *pdev, - struct uniperif *reader); - -/* common */ -int sti_uniperiph_dai_set_fmt(struct snd_soc_dai *dai, - unsigned int fmt); - -int sti_uniperiph_dai_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai); - -static inline int sti_uniperiph_get_user_frame_size( - struct snd_pcm_runtime *runtime) -{ - return (runtime->channels * snd_pcm_format_width(runtime->format) / 8); -} - -static inline int sti_uniperiph_get_unip_tdm_frame_size(struct uniperif *uni) -{ - return (uni->tdm_slot.slots * uni->tdm_slot.slot_width / 8); -} - -int sti_uniperiph_reset(struct uniperif *uni); - -int sti_uniperiph_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, - unsigned int rx_mask, int slots, - int slot_width); - -int sti_uniperiph_get_tdm_word_pos(struct uniperif *uni, - unsigned int *word_pos); - -int sti_uniperiph_fix_tdm_chan(struct snd_pcm_hw_params *params, - struct snd_pcm_hw_rule *rule); - -int sti_uniperiph_fix_tdm_format(struct snd_pcm_hw_params *params, - struct snd_pcm_hw_rule *rule); - -#endif diff --git a/sound/soc/sti/uniperif_player.c b/sound/soc/sti/uniperif_player.c deleted file mode 100644 index 2ed92c990b97..000000000000 --- a/sound/soc/sti/uniperif_player.c +++ /dev/null @@ -1,1148 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) STMicroelectronics SA 2015 - * Authors: Arnaud Pouliquen - * for STMicroelectronics. - */ - -#include -#include - -#include -#include - -#include "uniperif.h" - -/* - * Some hardware-related definitions - */ - -/* sys config registers definitions */ -#define SYS_CFG_AUDIO_GLUE 0xA4 - -/* - * Driver specific types. - */ - -#define UNIPERIF_PLAYER_CLK_ADJ_MIN -999999 -#define UNIPERIF_PLAYER_CLK_ADJ_MAX 1000000 -#define UNIPERIF_PLAYER_I2S_OUT 1 /* player id connected to I2S/TDM TX bus */ - -/* - * Note: snd_pcm_hardware is linked to DMA controller but is declared here to - * integrate DAI_CPU capability in term of rate and supported channels - */ -static const struct snd_pcm_hardware uni_player_pcm_hw = { - .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID, - .formats = SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S16_LE, - - .rates = SNDRV_PCM_RATE_CONTINUOUS, - .rate_min = 8000, - .rate_max = 192000, - - .channels_min = 2, - .channels_max = 8, - - .periods_min = 2, - .periods_max = 48, - - .period_bytes_min = 128, - .period_bytes_max = 64 * PAGE_SIZE, - .buffer_bytes_max = 256 * PAGE_SIZE -}; - -/* - * uni_player_irq_handler - * In case of error audio stream is stopped; stop action is protected via PCM - * stream lock to avoid race condition with trigger callback. - */ -static irqreturn_t uni_player_irq_handler(int irq, void *dev_id) -{ - irqreturn_t ret = IRQ_NONE; - struct uniperif *player = dev_id; - unsigned int status; - unsigned int tmp; - - spin_lock(&player->irq_lock); - if (!player->substream) - goto irq_spin_unlock; - - snd_pcm_stream_lock(player->substream); - if (player->state == UNIPERIF_STATE_STOPPED) - goto stream_unlock; - - /* Get interrupt status & clear them immediately */ - status = GET_UNIPERIF_ITS(player); - SET_UNIPERIF_ITS_BCLR(player, status); - - /* Check for fifo error (underrun) */ - if (unlikely(status & UNIPERIF_ITS_FIFO_ERROR_MASK(player))) { - dev_err(player->dev, "FIFO underflow error detected\n"); - - /* Interrupt is just for information when underflow recovery */ - if (player->underflow_enabled) { - /* Update state to underflow */ - player->state = UNIPERIF_STATE_UNDERFLOW; - - } else { - /* Disable interrupt so doesn't continually fire */ - SET_UNIPERIF_ITM_BCLR_FIFO_ERROR(player); - - /* Stop the player */ - snd_pcm_stop_xrun(player->substream); - } - - ret = IRQ_HANDLED; - } - - /* Check for dma error (overrun) */ - if (unlikely(status & UNIPERIF_ITS_DMA_ERROR_MASK(player))) { - dev_err(player->dev, "DMA error detected\n"); - - /* Disable interrupt so doesn't continually fire */ - SET_UNIPERIF_ITM_BCLR_DMA_ERROR(player); - - /* Stop the player */ - snd_pcm_stop_xrun(player->substream); - - ret = IRQ_HANDLED; - } - - /* Check for underflow recovery done */ - if (unlikely(status & UNIPERIF_ITM_UNDERFLOW_REC_DONE_MASK(player))) { - if (!player->underflow_enabled) { - dev_err(player->dev, - "unexpected Underflow recovering\n"); - ret = -EPERM; - goto stream_unlock; - } - /* Read the underflow recovery duration */ - tmp = GET_UNIPERIF_STATUS_1_UNDERFLOW_DURATION(player); - dev_dbg(player->dev, "Underflow recovered (%d LR clocks max)\n", - tmp); - - /* Clear the underflow recovery duration */ - SET_UNIPERIF_BIT_CONTROL_CLR_UNDERFLOW_DURATION(player); - - /* Update state to started */ - player->state = UNIPERIF_STATE_STARTED; - - ret = IRQ_HANDLED; - } - - /* Check if underflow recovery failed */ - if (unlikely(status & - UNIPERIF_ITM_UNDERFLOW_REC_FAILED_MASK(player))) { - dev_err(player->dev, "Underflow recovery failed\n"); - - /* Stop the player */ - snd_pcm_stop_xrun(player->substream); - - ret = IRQ_HANDLED; - } - -stream_unlock: - snd_pcm_stream_unlock(player->substream); -irq_spin_unlock: - spin_unlock(&player->irq_lock); - - return ret; -} - -static int uni_player_clk_set_rate(struct uniperif *player, unsigned long rate) -{ - int rate_adjusted, rate_achieved, delta, ret; - int adjustment = player->clk_adj; - - /* - * a - * F = f + --------- * f = f + d - * 1000000 - * - * a - * d = --------- * f - * 1000000 - * - * where: - * f - nominal rate - * a - adjustment in ppm (parts per milion) - * F - rate to be set in synthesizer - * d - delta (difference) between f and F - */ - if (adjustment < 0) { - /* div64_64 operates on unsigned values... */ - delta = -1; - adjustment = -adjustment; - } else { - delta = 1; - } - /* 500000 ppm is 0.5, which is used to round up values */ - delta *= (int)div64_u64((uint64_t)rate * - (uint64_t)adjustment + 500000, 1000000); - rate_adjusted = rate + delta; - - /* Adjusted rate should never be == 0 */ - if (!rate_adjusted) - return -EINVAL; - - ret = clk_set_rate(player->clk, rate_adjusted); - if (ret < 0) - return ret; - - rate_achieved = clk_get_rate(player->clk); - if (!rate_achieved) - /* If value is 0 means that clock or parent not valid */ - return -EINVAL; - - /* - * Using ALSA's adjustment control, we can modify the rate to be up - * to twice as much as requested, but no more - */ - delta = rate_achieved - rate; - if (delta < 0) { - /* div64_64 operates on unsigned values... */ - delta = -delta; - adjustment = -1; - } else { - adjustment = 1; - } - /* Frequency/2 is added to round up result */ - adjustment *= (int)div64_u64((uint64_t)delta * 1000000 + rate / 2, - rate); - player->clk_adj = adjustment; - return 0; -} - -static void uni_player_set_channel_status(struct uniperif *player, - struct snd_pcm_runtime *runtime) -{ - int n; - unsigned int status; - - /* - * Some AVRs and TVs require the channel status to contain a correct - * sampling frequency. If no sample rate is already specified, then - * set one. - */ - if (runtime) { - switch (runtime->rate) { - case 22050: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_22050; - break; - case 44100: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_44100; - break; - case 88200: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_88200; - break; - case 176400: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_176400; - break; - case 24000: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_24000; - break; - case 48000: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_48000; - break; - case 96000: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_96000; - break; - case 192000: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_192000; - break; - case 32000: - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_32000; - break; - default: - /* Mark as sampling frequency not indicated */ - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_NOTID; - break; - } - } - - /* Audio mode: - * Use audio mode status to select PCM or encoded mode - */ - if (player->stream_settings.iec958.status[0] & IEC958_AES0_NONAUDIO) - player->stream_settings.encoding_mode = - UNIPERIF_IEC958_ENCODING_MODE_ENCODED; - else - player->stream_settings.encoding_mode = - UNIPERIF_IEC958_ENCODING_MODE_PCM; - - if (player->stream_settings.encoding_mode == - UNIPERIF_IEC958_ENCODING_MODE_PCM) - /* Clear user validity bits */ - SET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(player, 0); - else - /* Set user validity bits */ - SET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(player, 1); - - /* Program the new channel status */ - for (n = 0; n < 6; ++n) { - status = - player->stream_settings.iec958.status[0 + (n * 4)] & 0xf; - status |= - player->stream_settings.iec958.status[1 + (n * 4)] << 8; - status |= - player->stream_settings.iec958.status[2 + (n * 4)] << 16; - status |= - player->stream_settings.iec958.status[3 + (n * 4)] << 24; - SET_UNIPERIF_CHANNEL_STA_REGN(player, n, status); - } - - /* Update the channel status */ - if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) - SET_UNIPERIF_CONFIG_CHL_STS_UPDATE(player); - else - SET_UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE(player); -} - -static int uni_player_prepare_iec958(struct uniperif *player, - struct snd_pcm_runtime *runtime) -{ - int clk_div; - - clk_div = player->mclk / runtime->rate; - - /* Oversampling must be multiple of 128 as iec958 frame is 32-bits */ - if ((clk_div % 128) || (clk_div <= 0)) { - dev_err(player->dev, "%s: invalid clk_div %d\n", - __func__, clk_div); - return -EINVAL; - } - - switch (runtime->format) { - case SNDRV_PCM_FORMAT_S16_LE: - /* 16/16 memory format */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_16(player); - /* 16-bits per sub-frame */ - SET_UNIPERIF_I2S_FMT_NBIT_32(player); - /* Set 16-bit sample precision */ - SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(player); - break; - case SNDRV_PCM_FORMAT_S32_LE: - /* 16/0 memory format */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_0(player); - /* 32-bits per sub-frame */ - SET_UNIPERIF_I2S_FMT_NBIT_32(player); - /* Set 24-bit sample precision */ - SET_UNIPERIF_I2S_FMT_DATA_SIZE_24(player); - break; - default: - dev_err(player->dev, "format not supported\n"); - return -EINVAL; - } - - /* Set parity to be calculated by the hardware */ - SET_UNIPERIF_CONFIG_PARITY_CNTR_BY_HW(player); - - /* Set channel status bits to be inserted by the hardware */ - SET_UNIPERIF_CONFIG_CHANNEL_STA_CNTR_BY_HW(player); - - /* Set user data bits to be inserted by the hardware */ - SET_UNIPERIF_CONFIG_USER_DAT_CNTR_BY_HW(player); - - /* Set validity bits to be inserted by the hardware */ - SET_UNIPERIF_CONFIG_VALIDITY_DAT_CNTR_BY_HW(player); - - /* Set full software control to disabled */ - SET_UNIPERIF_CONFIG_SPDIF_SW_CTRL_DISABLE(player); - - SET_UNIPERIF_CTRL_ZERO_STUFF_HW(player); - - mutex_lock(&player->ctrl_lock); - /* Update the channel status */ - uni_player_set_channel_status(player, runtime); - mutex_unlock(&player->ctrl_lock); - - /* Clear the user validity user bits */ - SET_UNIPERIF_USER_VALIDITY_VALIDITY_LR(player, 0); - - /* Disable one-bit audio mode */ - SET_UNIPERIF_CONFIG_ONE_BIT_AUD_DISABLE(player); - - /* Enable consecutive frames repetition of Z preamble (not for HBRA) */ - SET_UNIPERIF_CONFIG_REPEAT_CHL_STS_ENABLE(player); - - /* Change to SUF0_SUBF1 and left/right channels swap! */ - SET_UNIPERIF_CONFIG_SUBFRAME_SEL_SUBF1_SUBF0(player); - - /* Set data output as MSB first */ - SET_UNIPERIF_I2S_FMT_ORDER_MSB(player); - - if (player->stream_settings.encoding_mode == - UNIPERIF_IEC958_ENCODING_MODE_ENCODED) - SET_UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_ON(player); - else - SET_UNIPERIF_CTRL_EXIT_STBY_ON_EOBLOCK_OFF(player); - - SET_UNIPERIF_I2S_FMT_NUM_CH(player, runtime->channels / 2); - - /* Set rounding to off */ - SET_UNIPERIF_CTRL_ROUNDING_OFF(player); - - /* Set clock divisor */ - SET_UNIPERIF_CTRL_DIVIDER(player, clk_div / 128); - - /* Set the spdif latency to not wait before starting player */ - SET_UNIPERIF_CTRL_SPDIF_LAT_OFF(player); - - /* - * Ensure iec958 formatting is off. It will be enabled in function - * uni_player_start() at the same time as the operation - * mode is set to work around a silicon issue. - */ - if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) - SET_UNIPERIF_CTRL_SPDIF_FMT_OFF(player); - else - SET_UNIPERIF_CTRL_SPDIF_FMT_ON(player); - - return 0; -} - -static int uni_player_prepare_pcm(struct uniperif *player, - struct snd_pcm_runtime *runtime) -{ - int output_frame_size, slot_width, clk_div; - - /* Force slot width to 32 in I2S mode (HW constraint) */ - if ((player->daifmt & SND_SOC_DAIFMT_FORMAT_MASK) == - SND_SOC_DAIFMT_I2S) - slot_width = 32; - else - slot_width = snd_pcm_format_width(runtime->format); - - output_frame_size = slot_width * runtime->channels; - - clk_div = player->mclk / runtime->rate; - /* - * For 32 bits subframe clk_div must be a multiple of 128, - * for 16 bits must be a multiple of 64 - */ - if ((slot_width == 32) && (clk_div % 128)) { - dev_err(player->dev, "%s: invalid clk_div\n", __func__); - return -EINVAL; - } - - if ((slot_width == 16) && (clk_div % 64)) { - dev_err(player->dev, "%s: invalid clk_div\n", __func__); - return -EINVAL; - } - - /* - * Number of bits per subframe (which is one channel sample) - * on output - Transfer 16 or 32 bits from FIFO - */ - switch (slot_width) { - case 32: - SET_UNIPERIF_I2S_FMT_NBIT_32(player); - SET_UNIPERIF_I2S_FMT_DATA_SIZE_32(player); - break; - case 16: - SET_UNIPERIF_I2S_FMT_NBIT_16(player); - SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(player); - break; - default: - dev_err(player->dev, "subframe format not supported\n"); - return -EINVAL; - } - - /* Configure data memory format */ - switch (runtime->format) { - case SNDRV_PCM_FORMAT_S16_LE: - /* One data word contains two samples */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_16(player); - break; - - case SNDRV_PCM_FORMAT_S32_LE: - /* - * Actually "16 bits/0 bits" means "32/28/24/20/18/16 bits - * on the left than zeros (if less than 32 bytes)"... ;-) - */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_0(player); - break; - - default: - dev_err(player->dev, "format not supported\n"); - return -EINVAL; - } - - /* Set rounding to off */ - SET_UNIPERIF_CTRL_ROUNDING_OFF(player); - - /* Set clock divisor */ - SET_UNIPERIF_CTRL_DIVIDER(player, clk_div / (2 * output_frame_size)); - - /* Number of channelsmust be even*/ - if ((runtime->channels % 2) || (runtime->channels < 2) || - (runtime->channels > 10)) { - dev_err(player->dev, "%s: invalid nb of channels\n", __func__); - return -EINVAL; - } - - SET_UNIPERIF_I2S_FMT_NUM_CH(player, runtime->channels / 2); - - /* Set 1-bit audio format to disabled */ - SET_UNIPERIF_CONFIG_ONE_BIT_AUD_DISABLE(player); - - SET_UNIPERIF_I2S_FMT_ORDER_MSB(player); - - /* No iec958 formatting as outputting to DAC */ - SET_UNIPERIF_CTRL_SPDIF_FMT_OFF(player); - - return 0; -} - -static int uni_player_prepare_tdm(struct uniperif *player, - struct snd_pcm_runtime *runtime) -{ - int tdm_frame_size; /* unip tdm frame size in bytes */ - int user_frame_size; /* user tdm frame size in bytes */ - /* default unip TDM_WORD_POS_X_Y */ - unsigned int word_pos[4] = { - 0x04060002, 0x0C0E080A, 0x14161012, 0x1C1E181A}; - int freq, ret; - - tdm_frame_size = - sti_uniperiph_get_unip_tdm_frame_size(player); - user_frame_size = - sti_uniperiph_get_user_frame_size(runtime); - - /* fix 16/0 format */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_0(player); - SET_UNIPERIF_I2S_FMT_DATA_SIZE_32(player); - - /* number of words inserted on the TDM line */ - SET_UNIPERIF_I2S_FMT_NUM_CH(player, user_frame_size / 4 / 2); - - SET_UNIPERIF_I2S_FMT_ORDER_MSB(player); - SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(player); - - /* Enable the tdm functionality */ - SET_UNIPERIF_TDM_ENABLE_TDM_ENABLE(player); - - /* number of 8 bits timeslots avail in unip tdm frame */ - SET_UNIPERIF_TDM_FS_REF_DIV_NUM_TIMESLOT(player, tdm_frame_size); - - /* set the timeslot allocation for words in FIFO */ - sti_uniperiph_get_tdm_word_pos(player, word_pos); - SET_UNIPERIF_TDM_WORD_POS(player, 1_2, word_pos[WORD_1_2]); - SET_UNIPERIF_TDM_WORD_POS(player, 3_4, word_pos[WORD_3_4]); - SET_UNIPERIF_TDM_WORD_POS(player, 5_6, word_pos[WORD_5_6]); - SET_UNIPERIF_TDM_WORD_POS(player, 7_8, word_pos[WORD_7_8]); - - /* set unip clk rate (not done vai set_sysclk ops) */ - freq = runtime->rate * tdm_frame_size * 8; - mutex_lock(&player->ctrl_lock); - ret = uni_player_clk_set_rate(player, freq); - if (!ret) - player->mclk = freq; - mutex_unlock(&player->ctrl_lock); - - return 0; -} - -/* - * ALSA uniperipheral iec958 controls - */ -static int uni_player_ctl_iec958_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; - uinfo->count = 1; - - return 0; -} - -static int uni_player_ctl_iec958_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_dai *dai = snd_kcontrol_chip(kcontrol); - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - struct snd_aes_iec958 *iec958 = &player->stream_settings.iec958; - - mutex_lock(&player->ctrl_lock); - ucontrol->value.iec958.status[0] = iec958->status[0]; - ucontrol->value.iec958.status[1] = iec958->status[1]; - ucontrol->value.iec958.status[2] = iec958->status[2]; - ucontrol->value.iec958.status[3] = iec958->status[3]; - mutex_unlock(&player->ctrl_lock); - return 0; -} - -static int uni_player_ctl_iec958_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_dai *dai = snd_kcontrol_chip(kcontrol); - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - struct snd_aes_iec958 *iec958 = &player->stream_settings.iec958; - unsigned long flags; - - mutex_lock(&player->ctrl_lock); - iec958->status[0] = ucontrol->value.iec958.status[0]; - iec958->status[1] = ucontrol->value.iec958.status[1]; - iec958->status[2] = ucontrol->value.iec958.status[2]; - iec958->status[3] = ucontrol->value.iec958.status[3]; - - spin_lock_irqsave(&player->irq_lock, flags); - if (player->substream && player->substream->runtime) - uni_player_set_channel_status(player, - player->substream->runtime); - else - uni_player_set_channel_status(player, NULL); - - spin_unlock_irqrestore(&player->irq_lock, flags); - mutex_unlock(&player->ctrl_lock); - - return 0; -} - -static struct snd_kcontrol_new uni_player_iec958_ctl = { - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = SNDRV_CTL_NAME_IEC958("", PLAYBACK, DEFAULT), - .info = uni_player_ctl_iec958_info, - .get = uni_player_ctl_iec958_get, - .put = uni_player_ctl_iec958_put, -}; - -/* - * uniperif rate adjustement control - */ -static int snd_sti_clk_adjustment_info(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_info *uinfo) -{ - uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; - uinfo->count = 1; - uinfo->value.integer.min = UNIPERIF_PLAYER_CLK_ADJ_MIN; - uinfo->value.integer.max = UNIPERIF_PLAYER_CLK_ADJ_MAX; - uinfo->value.integer.step = 1; - - return 0; -} - -static int snd_sti_clk_adjustment_get(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_dai *dai = snd_kcontrol_chip(kcontrol); - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - - mutex_lock(&player->ctrl_lock); - ucontrol->value.integer.value[0] = player->clk_adj; - mutex_unlock(&player->ctrl_lock); - - return 0; -} - -static int snd_sti_clk_adjustment_put(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) -{ - struct snd_soc_dai *dai = snd_kcontrol_chip(kcontrol); - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - int ret = 0; - - if ((ucontrol->value.integer.value[0] < UNIPERIF_PLAYER_CLK_ADJ_MIN) || - (ucontrol->value.integer.value[0] > UNIPERIF_PLAYER_CLK_ADJ_MAX)) - return -EINVAL; - - mutex_lock(&player->ctrl_lock); - player->clk_adj = ucontrol->value.integer.value[0]; - - if (player->mclk) - ret = uni_player_clk_set_rate(player, player->mclk); - mutex_unlock(&player->ctrl_lock); - - return ret; -} - -static struct snd_kcontrol_new uni_player_clk_adj_ctl = { - .iface = SNDRV_CTL_ELEM_IFACE_PCM, - .name = "PCM Playback Oversampling Freq. Adjustment", - .info = snd_sti_clk_adjustment_info, - .get = snd_sti_clk_adjustment_get, - .put = snd_sti_clk_adjustment_put, -}; - -static struct snd_kcontrol_new *snd_sti_pcm_ctl[] = { - &uni_player_clk_adj_ctl, -}; - -static struct snd_kcontrol_new *snd_sti_iec_ctl[] = { - &uni_player_iec958_ctl, - &uni_player_clk_adj_ctl, -}; - -static int uni_player_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - unsigned long flags; - int ret; - - spin_lock_irqsave(&player->irq_lock, flags); - player->substream = substream; - spin_unlock_irqrestore(&player->irq_lock, flags); - - player->clk_adj = 0; - - if (!UNIPERIF_TYPE_IS_TDM(player)) - return 0; - - /* refine hw constraint in tdm mode */ - ret = snd_pcm_hw_rule_add(substream->runtime, 0, - SNDRV_PCM_HW_PARAM_CHANNELS, - sti_uniperiph_fix_tdm_chan, - player, SNDRV_PCM_HW_PARAM_CHANNELS, - -1); - if (ret < 0) - return ret; - - return snd_pcm_hw_rule_add(substream->runtime, 0, - SNDRV_PCM_HW_PARAM_FORMAT, - sti_uniperiph_fix_tdm_format, - player, SNDRV_PCM_HW_PARAM_FORMAT, - -1); -} - -static int uni_player_set_sysclk(struct snd_soc_dai *dai, int clk_id, - unsigned int freq, int dir) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - int ret; - - if (UNIPERIF_TYPE_IS_TDM(player) || (dir == SND_SOC_CLOCK_IN)) - return 0; - - if (clk_id != 0) - return -EINVAL; - - mutex_lock(&player->ctrl_lock); - ret = uni_player_clk_set_rate(player, freq); - if (!ret) - player->mclk = freq; - mutex_unlock(&player->ctrl_lock); - - return ret; -} - -static int uni_player_prepare(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - struct snd_pcm_runtime *runtime = substream->runtime; - int transfer_size, trigger_limit; - int ret; - - /* The player should be stopped */ - if (player->state != UNIPERIF_STATE_STOPPED) { - dev_err(player->dev, "%s: invalid player state %d\n", __func__, - player->state); - return -EINVAL; - } - - /* Calculate transfer size (in fifo cells and bytes) for frame count */ - if (player->type == SND_ST_UNIPERIF_TYPE_TDM) { - /* transfer size = user frame size (in 32 bits FIFO cell) */ - transfer_size = - sti_uniperiph_get_user_frame_size(runtime) / 4; - } else { - transfer_size = runtime->channels * UNIPERIF_FIFO_FRAMES; - } - - /* Calculate number of empty cells available before asserting DREQ */ - if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) { - trigger_limit = UNIPERIF_FIFO_SIZE - transfer_size; - } else { - /* - * Since SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 - * FDMA_TRIGGER_LIMIT also controls when the state switches - * from OFF or STANDBY to AUDIO DATA. - */ - trigger_limit = transfer_size; - } - - /* Trigger limit must be an even number */ - if ((!trigger_limit % 2) || (trigger_limit != 1 && transfer_size % 2) || - (trigger_limit > UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(player))) { - dev_err(player->dev, "invalid trigger limit %d\n", - trigger_limit); - return -EINVAL; - } - - SET_UNIPERIF_CONFIG_DMA_TRIG_LIMIT(player, trigger_limit); - - /* Uniperipheral setup depends on player type */ - switch (player->type) { - case SND_ST_UNIPERIF_TYPE_HDMI: - ret = uni_player_prepare_iec958(player, runtime); - break; - case SND_ST_UNIPERIF_TYPE_PCM: - ret = uni_player_prepare_pcm(player, runtime); - break; - case SND_ST_UNIPERIF_TYPE_SPDIF: - ret = uni_player_prepare_iec958(player, runtime); - break; - case SND_ST_UNIPERIF_TYPE_TDM: - ret = uni_player_prepare_tdm(player, runtime); - break; - default: - dev_err(player->dev, "invalid player type\n"); - return -EINVAL; - } - - if (ret) - return ret; - - switch (player->daifmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - SET_UNIPERIF_I2S_FMT_LR_POL_LOW(player); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_RISING(player); - break; - case SND_SOC_DAIFMT_NB_IF: - SET_UNIPERIF_I2S_FMT_LR_POL_HIG(player); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_RISING(player); - break; - case SND_SOC_DAIFMT_IB_NF: - SET_UNIPERIF_I2S_FMT_LR_POL_LOW(player); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_FALLING(player); - break; - case SND_SOC_DAIFMT_IB_IF: - SET_UNIPERIF_I2S_FMT_LR_POL_HIG(player); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_FALLING(player); - break; - } - - switch (player->daifmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(player); - SET_UNIPERIF_I2S_FMT_PADDING_I2S_MODE(player); - break; - case SND_SOC_DAIFMT_LEFT_J: - SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(player); - SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(player); - break; - case SND_SOC_DAIFMT_RIGHT_J: - SET_UNIPERIF_I2S_FMT_ALIGN_RIGHT(player); - SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(player); - break; - default: - dev_err(player->dev, "format not supported\n"); - return -EINVAL; - } - - SET_UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ(player, 0); - - - return sti_uniperiph_reset(player); -} - -static int uni_player_start(struct uniperif *player) -{ - int ret; - - /* The player should be stopped */ - if (player->state != UNIPERIF_STATE_STOPPED) { - dev_err(player->dev, "%s: invalid player state\n", __func__); - return -EINVAL; - } - - ret = clk_prepare_enable(player->clk); - if (ret) { - dev_err(player->dev, "%s: Failed to enable clock\n", __func__); - return ret; - } - - /* Clear any pending interrupts */ - SET_UNIPERIF_ITS_BCLR(player, GET_UNIPERIF_ITS(player)); - - /* Set the interrupt mask */ - SET_UNIPERIF_ITM_BSET_DMA_ERROR(player); - SET_UNIPERIF_ITM_BSET_FIFO_ERROR(player); - - /* Enable underflow recovery interrupts */ - if (player->underflow_enabled) { - SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE(player); - SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED(player); - } - - ret = sti_uniperiph_reset(player); - if (ret < 0) { - clk_disable_unprepare(player->clk); - return ret; - } - - /* - * Does not use IEC61937 features of the uniperipheral hardware. - * Instead it performs IEC61937 in software and inserts it directly - * into the audio data stream. As such, when encoded mode is selected, - * linear pcm mode is still used, but with the differences of the - * channel status bits set for encoded mode and the validity bits set. - */ - SET_UNIPERIF_CTRL_OPERATION_PCM_DATA(player); - - /* - * If iec958 formatting is required for hdmi or spdif, then it must be - * enabled after the operation mode is set. If set prior to this, it - * will not take affect and hang the player. - */ - if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) - if (UNIPERIF_TYPE_IS_IEC958(player)) - SET_UNIPERIF_CTRL_SPDIF_FMT_ON(player); - - /* Force channel status update (no update if clk disable) */ - if (player->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) - SET_UNIPERIF_CONFIG_CHL_STS_UPDATE(player); - else - SET_UNIPERIF_BIT_CONTROL_CHL_STS_UPDATE(player); - - /* Update state to started */ - player->state = UNIPERIF_STATE_STARTED; - - return 0; -} - -static int uni_player_stop(struct uniperif *player) -{ - int ret; - - /* The player should not be in stopped state */ - if (player->state == UNIPERIF_STATE_STOPPED) { - dev_err(player->dev, "%s: invalid player state\n", __func__); - return -EINVAL; - } - - /* Turn the player off */ - SET_UNIPERIF_CTRL_OPERATION_OFF(player); - - ret = sti_uniperiph_reset(player); - if (ret < 0) - return ret; - - /* Disable interrupts */ - SET_UNIPERIF_ITM_BCLR(player, GET_UNIPERIF_ITM(player)); - - /* Disable clock */ - clk_disable_unprepare(player->clk); - - /* Update state to stopped and return */ - player->state = UNIPERIF_STATE_STOPPED; - - return 0; -} - -int uni_player_resume(struct uniperif *player) -{ - int ret; - - /* Select the frequency synthesizer clock */ - if (player->clk_sel) { - ret = regmap_field_write(player->clk_sel, 1); - if (ret) { - dev_err(player->dev, - "%s: Failed to select freq synth clock\n", - __func__); - return ret; - } - } - - SET_UNIPERIF_CONFIG_BACK_STALL_REQ_DISABLE(player); - SET_UNIPERIF_CTRL_ROUNDING_OFF(player); - SET_UNIPERIF_CTRL_SPDIF_LAT_OFF(player); - SET_UNIPERIF_CONFIG_IDLE_MOD_DISABLE(player); - - return 0; -} -EXPORT_SYMBOL_GPL(uni_player_resume); - -static int uni_player_trigger(struct snd_pcm_substream *substream, - int cmd, struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - return uni_player_start(player); - case SNDRV_PCM_TRIGGER_STOP: - return uni_player_stop(player); - case SNDRV_PCM_TRIGGER_RESUME: - return uni_player_resume(player); - default: - return -EINVAL; - } -} - -static void uni_player_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *player = priv->dai_data.uni; - unsigned long flags; - - spin_lock_irqsave(&player->irq_lock, flags); - if (player->state != UNIPERIF_STATE_STOPPED) - /* Stop the player */ - uni_player_stop(player); - - player->substream = NULL; - spin_unlock_irqrestore(&player->irq_lock, flags); -} - -static int uni_player_parse_dt_audio_glue(struct platform_device *pdev, - struct uniperif *player) -{ - struct device_node *node = pdev->dev.of_node; - struct regmap *regmap; - struct reg_field regfield[2] = { - /* PCM_CLK_SEL */ - REG_FIELD(SYS_CFG_AUDIO_GLUE, - 8 + player->id, - 8 + player->id), - /* PCMP_VALID_SEL */ - REG_FIELD(SYS_CFG_AUDIO_GLUE, 0, 1) - }; - - regmap = syscon_regmap_lookup_by_phandle(node, "st,syscfg"); - - if (IS_ERR(regmap)) { - dev_err(&pdev->dev, "sti-audio-clk-glue syscf not found\n"); - return PTR_ERR(regmap); - } - - player->clk_sel = regmap_field_alloc(regmap, regfield[0]); - player->valid_sel = regmap_field_alloc(regmap, regfield[1]); - - return 0; -} - -static const struct snd_soc_dai_ops uni_player_dai_ops = { - .startup = uni_player_startup, - .shutdown = uni_player_shutdown, - .prepare = uni_player_prepare, - .trigger = uni_player_trigger, - .hw_params = sti_uniperiph_dai_hw_params, - .set_fmt = sti_uniperiph_dai_set_fmt, - .set_sysclk = uni_player_set_sysclk, - .set_tdm_slot = sti_uniperiph_set_tdm_slot -}; - -int uni_player_init(struct platform_device *pdev, - struct uniperif *player) -{ - int ret = 0; - - player->dev = &pdev->dev; - player->state = UNIPERIF_STATE_STOPPED; - player->dai_ops = &uni_player_dai_ops; - - /* Get PCM_CLK_SEL & PCMP_VALID_SEL from audio-glue-ctrl SoC reg */ - ret = uni_player_parse_dt_audio_glue(pdev, player); - - if (ret < 0) { - dev_err(player->dev, "Failed to parse DeviceTree\n"); - return ret; - } - - /* Underflow recovery is only supported on later ip revisions */ - if (player->ver >= SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) - player->underflow_enabled = 1; - - if (UNIPERIF_TYPE_IS_TDM(player)) - player->hw = &uni_tdm_hw; - else - player->hw = &uni_player_pcm_hw; - - /* Get uniperif resource */ - player->clk = of_clk_get(pdev->dev.of_node, 0); - if (IS_ERR(player->clk)) { - dev_err(player->dev, "Failed to get clock\n"); - return PTR_ERR(player->clk); - } - - /* Select the frequency synthesizer clock */ - if (player->clk_sel) { - ret = regmap_field_write(player->clk_sel, 1); - if (ret) { - dev_err(player->dev, - "%s: Failed to select freq synth clock\n", - __func__); - return ret; - } - } - - /* connect to I2S/TDM TX bus */ - if (player->valid_sel && - (player->id == UNIPERIF_PLAYER_I2S_OUT)) { - ret = regmap_field_write(player->valid_sel, player->id); - if (ret) { - dev_err(player->dev, - "%s: unable to connect to tdm bus\n", __func__); - return ret; - } - } - - ret = devm_request_irq(&pdev->dev, player->irq, - uni_player_irq_handler, IRQF_SHARED, - dev_name(&pdev->dev), player); - if (ret < 0) { - dev_err(player->dev, "unable to request IRQ %d\n", player->irq); - return ret; - } - - mutex_init(&player->ctrl_lock); - spin_lock_init(&player->irq_lock); - - /* Ensure that disabled by default */ - SET_UNIPERIF_CONFIG_BACK_STALL_REQ_DISABLE(player); - SET_UNIPERIF_CTRL_ROUNDING_OFF(player); - SET_UNIPERIF_CTRL_SPDIF_LAT_OFF(player); - SET_UNIPERIF_CONFIG_IDLE_MOD_DISABLE(player); - - if (UNIPERIF_TYPE_IS_IEC958(player)) { - /* Set default iec958 status bits */ - - /* Consumer, PCM, copyright, 2ch, mode 0 */ - player->stream_settings.iec958.status[0] = 0x00; - /* Broadcast reception category */ - player->stream_settings.iec958.status[1] = - IEC958_AES1_CON_GENERAL; - /* Do not take into account source or channel number */ - player->stream_settings.iec958.status[2] = - IEC958_AES2_CON_SOURCE_UNSPEC; - /* Sampling frequency not indicated */ - player->stream_settings.iec958.status[3] = - IEC958_AES3_CON_FS_NOTID; - /* Max sample word 24-bit, sample word length not indicated */ - player->stream_settings.iec958.status[4] = - IEC958_AES4_CON_MAX_WORDLEN_24 | - IEC958_AES4_CON_WORDLEN_24_20; - - player->num_ctrls = ARRAY_SIZE(snd_sti_iec_ctl); - player->snd_ctrls = snd_sti_iec_ctl[0]; - } else { - player->num_ctrls = ARRAY_SIZE(snd_sti_pcm_ctl); - player->snd_ctrls = snd_sti_pcm_ctl[0]; - } - - return 0; -} -EXPORT_SYMBOL_GPL(uni_player_init); diff --git a/sound/soc/sti/uniperif_reader.c b/sound/soc/sti/uniperif_reader.c deleted file mode 100644 index 136059331211..000000000000 --- a/sound/soc/sti/uniperif_reader.c +++ /dev/null @@ -1,436 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (C) STMicroelectronics SA 2015 - * Authors: Arnaud Pouliquen - * for STMicroelectronics. - */ - -#include - -#include "uniperif.h" - -#define UNIPERIF_READER_I2S_IN 0 /* reader id connected to I2S/TDM TX bus */ -/* - * Note: snd_pcm_hardware is linked to DMA controller but is declared here to - * integrate unireader capability in term of rate and supported channels - */ -static const struct snd_pcm_hardware uni_reader_pcm_hw = { - .info = SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | - SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID, - .formats = SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_S16_LE, - - .rates = SNDRV_PCM_RATE_CONTINUOUS, - .rate_min = 8000, - .rate_max = 96000, - - .channels_min = 2, - .channels_max = 8, - - .periods_min = 2, - .periods_max = 48, - - .period_bytes_min = 128, - .period_bytes_max = 64 * PAGE_SIZE, - .buffer_bytes_max = 256 * PAGE_SIZE -}; - -/* - * uni_reader_irq_handler - * In case of error audio stream is stopped; stop action is protected via PCM - * stream lock to avoid race condition with trigger callback. - */ -static irqreturn_t uni_reader_irq_handler(int irq, void *dev_id) -{ - irqreturn_t ret = IRQ_NONE; - struct uniperif *reader = dev_id; - unsigned int status; - - spin_lock(&reader->irq_lock); - if (!reader->substream) - goto irq_spin_unlock; - - snd_pcm_stream_lock(reader->substream); - if (reader->state == UNIPERIF_STATE_STOPPED) { - /* Unexpected IRQ: do nothing */ - dev_warn(reader->dev, "unexpected IRQ\n"); - goto stream_unlock; - } - - /* Get interrupt status & clear them immediately */ - status = GET_UNIPERIF_ITS(reader); - SET_UNIPERIF_ITS_BCLR(reader, status); - - /* Check for fifo overflow error */ - if (unlikely(status & UNIPERIF_ITS_FIFO_ERROR_MASK(reader))) { - dev_err(reader->dev, "FIFO error detected\n"); - - snd_pcm_stop_xrun(reader->substream); - - ret = IRQ_HANDLED; - } - -stream_unlock: - snd_pcm_stream_unlock(reader->substream); -irq_spin_unlock: - spin_unlock(&reader->irq_lock); - - return ret; -} - -static int uni_reader_prepare_pcm(struct snd_pcm_runtime *runtime, - struct uniperif *reader) -{ - int slot_width; - - /* Force slot width to 32 in I2S mode */ - if ((reader->daifmt & SND_SOC_DAIFMT_FORMAT_MASK) - == SND_SOC_DAIFMT_I2S) { - slot_width = 32; - } else { - switch (runtime->format) { - case SNDRV_PCM_FORMAT_S16_LE: - slot_width = 16; - break; - default: - slot_width = 32; - break; - } - } - - /* Number of bits per subframe (i.e one channel sample) on input. */ - switch (slot_width) { - case 32: - SET_UNIPERIF_I2S_FMT_NBIT_32(reader); - SET_UNIPERIF_I2S_FMT_DATA_SIZE_32(reader); - break; - case 16: - SET_UNIPERIF_I2S_FMT_NBIT_16(reader); - SET_UNIPERIF_I2S_FMT_DATA_SIZE_16(reader); - break; - default: - dev_err(reader->dev, "subframe format not supported\n"); - return -EINVAL; - } - - /* Configure data memory format */ - switch (runtime->format) { - case SNDRV_PCM_FORMAT_S16_LE: - /* One data word contains two samples */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_16(reader); - break; - - case SNDRV_PCM_FORMAT_S32_LE: - /* - * Actually "16 bits/0 bits" means "32/28/24/20/18/16 bits - * on the MSB then zeros (if less than 32 bytes)"... - */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_0(reader); - break; - - default: - dev_err(reader->dev, "format not supported\n"); - return -EINVAL; - } - - /* Number of channels must be even */ - if ((runtime->channels % 2) || (runtime->channels < 2) || - (runtime->channels > 10)) { - dev_err(reader->dev, "%s: invalid nb of channels\n", __func__); - return -EINVAL; - } - - SET_UNIPERIF_I2S_FMT_NUM_CH(reader, runtime->channels / 2); - SET_UNIPERIF_I2S_FMT_ORDER_MSB(reader); - - return 0; -} - -static int uni_reader_prepare_tdm(struct snd_pcm_runtime *runtime, - struct uniperif *reader) -{ - int frame_size; /* user tdm frame size in bytes */ - /* default unip TDM_WORD_POS_X_Y */ - unsigned int word_pos[4] = { - 0x04060002, 0x0C0E080A, 0x14161012, 0x1C1E181A}; - - frame_size = sti_uniperiph_get_user_frame_size(runtime); - - /* fix 16/0 format */ - SET_UNIPERIF_CONFIG_MEM_FMT_16_0(reader); - SET_UNIPERIF_I2S_FMT_DATA_SIZE_32(reader); - - /* number of words inserted on the TDM line */ - SET_UNIPERIF_I2S_FMT_NUM_CH(reader, frame_size / 4 / 2); - - SET_UNIPERIF_I2S_FMT_ORDER_MSB(reader); - SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(reader); - SET_UNIPERIF_TDM_ENABLE_TDM_ENABLE(reader); - - /* - * set the timeslots allocation for words in FIFO - * - * HW bug: (LSB word < MSB word) => this config is not possible - * So if we want (LSB word < MSB) word, then it shall be - * handled by user - */ - sti_uniperiph_get_tdm_word_pos(reader, word_pos); - SET_UNIPERIF_TDM_WORD_POS(reader, 1_2, word_pos[WORD_1_2]); - SET_UNIPERIF_TDM_WORD_POS(reader, 3_4, word_pos[WORD_3_4]); - SET_UNIPERIF_TDM_WORD_POS(reader, 5_6, word_pos[WORD_5_6]); - SET_UNIPERIF_TDM_WORD_POS(reader, 7_8, word_pos[WORD_7_8]); - - return 0; -} - -static int uni_reader_prepare(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *reader = priv->dai_data.uni; - struct snd_pcm_runtime *runtime = substream->runtime; - int transfer_size, trigger_limit, ret; - - /* The reader should be stopped */ - if (reader->state != UNIPERIF_STATE_STOPPED) { - dev_err(reader->dev, "%s: invalid reader state %d\n", __func__, - reader->state); - return -EINVAL; - } - - /* Calculate transfer size (in fifo cells and bytes) for frame count */ - if (reader->type == SND_ST_UNIPERIF_TYPE_TDM) { - /* transfer size = unip frame size (in 32 bits FIFO cell) */ - transfer_size = - sti_uniperiph_get_user_frame_size(runtime) / 4; - } else { - transfer_size = runtime->channels * UNIPERIF_FIFO_FRAMES; - } - - /* Calculate number of empty cells available before asserting DREQ */ - if (reader->ver < SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0) - trigger_limit = UNIPERIF_FIFO_SIZE - transfer_size; - else - /* - * Since SND_ST_UNIPERIF_VERSION_UNI_PLR_TOP_1_0 - * FDMA_TRIGGER_LIMIT also controls when the state switches - * from OFF or STANDBY to AUDIO DATA. - */ - trigger_limit = transfer_size; - - /* Trigger limit must be an even number */ - if ((!trigger_limit % 2) || - (trigger_limit != 1 && transfer_size % 2) || - (trigger_limit > UNIPERIF_CONFIG_DMA_TRIG_LIMIT_MASK(reader))) { - dev_err(reader->dev, "invalid trigger limit %d\n", - trigger_limit); - return -EINVAL; - } - - SET_UNIPERIF_CONFIG_DMA_TRIG_LIMIT(reader, trigger_limit); - - if (UNIPERIF_TYPE_IS_TDM(reader)) - ret = uni_reader_prepare_tdm(runtime, reader); - else - ret = uni_reader_prepare_pcm(runtime, reader); - if (ret) - return ret; - - switch (reader->daifmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(reader); - SET_UNIPERIF_I2S_FMT_PADDING_I2S_MODE(reader); - break; - case SND_SOC_DAIFMT_LEFT_J: - SET_UNIPERIF_I2S_FMT_ALIGN_LEFT(reader); - SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(reader); - break; - case SND_SOC_DAIFMT_RIGHT_J: - SET_UNIPERIF_I2S_FMT_ALIGN_RIGHT(reader); - SET_UNIPERIF_I2S_FMT_PADDING_SONY_MODE(reader); - break; - default: - dev_err(reader->dev, "format not supported\n"); - return -EINVAL; - } - - /* Data clocking (changing) on the rising/falling edge */ - switch (reader->daifmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - SET_UNIPERIF_I2S_FMT_LR_POL_LOW(reader); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_RISING(reader); - break; - case SND_SOC_DAIFMT_NB_IF: - SET_UNIPERIF_I2S_FMT_LR_POL_HIG(reader); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_RISING(reader); - break; - case SND_SOC_DAIFMT_IB_NF: - SET_UNIPERIF_I2S_FMT_LR_POL_LOW(reader); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_FALLING(reader); - break; - case SND_SOC_DAIFMT_IB_IF: - SET_UNIPERIF_I2S_FMT_LR_POL_HIG(reader); - SET_UNIPERIF_I2S_FMT_SCLK_EDGE_FALLING(reader); - break; - } - - /* Clear any pending interrupts */ - SET_UNIPERIF_ITS_BCLR(reader, GET_UNIPERIF_ITS(reader)); - - SET_UNIPERIF_I2S_FMT_NO_OF_SAMPLES_TO_READ(reader, 0); - - /* Set the interrupt mask */ - SET_UNIPERIF_ITM_BSET_DMA_ERROR(reader); - SET_UNIPERIF_ITM_BSET_FIFO_ERROR(reader); - SET_UNIPERIF_ITM_BSET_MEM_BLK_READ(reader); - - /* Enable underflow recovery interrupts */ - if (reader->underflow_enabled) { - SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_DONE(reader); - SET_UNIPERIF_ITM_BSET_UNDERFLOW_REC_FAILED(reader); - } - - /* Reset uniperipheral reader */ - return sti_uniperiph_reset(reader); -} - -static int uni_reader_start(struct uniperif *reader) -{ - /* The reader should be stopped */ - if (reader->state != UNIPERIF_STATE_STOPPED) { - dev_err(reader->dev, "%s: invalid reader state\n", __func__); - return -EINVAL; - } - - /* Enable reader interrupts (and clear possible stalled ones) */ - SET_UNIPERIF_ITS_BCLR_FIFO_ERROR(reader); - SET_UNIPERIF_ITM_BSET_FIFO_ERROR(reader); - - /* Launch the reader */ - SET_UNIPERIF_CTRL_OPERATION_PCM_DATA(reader); - - /* Update state to started */ - reader->state = UNIPERIF_STATE_STARTED; - return 0; -} - -static int uni_reader_stop(struct uniperif *reader) -{ - /* The reader should not be in stopped state */ - if (reader->state == UNIPERIF_STATE_STOPPED) { - dev_err(reader->dev, "%s: invalid reader state\n", __func__); - return -EINVAL; - } - - /* Turn the reader off */ - SET_UNIPERIF_CTRL_OPERATION_OFF(reader); - - /* Disable interrupts */ - SET_UNIPERIF_ITM_BCLR(reader, GET_UNIPERIF_ITM(reader)); - - /* Update state to stopped and return */ - reader->state = UNIPERIF_STATE_STOPPED; - - return 0; -} - -static int uni_reader_trigger(struct snd_pcm_substream *substream, - int cmd, struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *reader = priv->dai_data.uni; - - switch (cmd) { - case SNDRV_PCM_TRIGGER_START: - return uni_reader_start(reader); - case SNDRV_PCM_TRIGGER_STOP: - return uni_reader_stop(reader); - default: - return -EINVAL; - } -} - -static int uni_reader_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *reader = priv->dai_data.uni; - unsigned long flags; - int ret; - - spin_lock_irqsave(&reader->irq_lock, flags); - reader->substream = substream; - spin_unlock_irqrestore(&reader->irq_lock, flags); - - if (!UNIPERIF_TYPE_IS_TDM(reader)) - return 0; - - /* refine hw constraint in tdm mode */ - ret = snd_pcm_hw_rule_add(substream->runtime, 0, - SNDRV_PCM_HW_PARAM_CHANNELS, - sti_uniperiph_fix_tdm_chan, - reader, SNDRV_PCM_HW_PARAM_CHANNELS, - -1); - if (ret < 0) - return ret; - - return snd_pcm_hw_rule_add(substream->runtime, 0, - SNDRV_PCM_HW_PARAM_FORMAT, - sti_uniperiph_fix_tdm_format, - reader, SNDRV_PCM_HW_PARAM_FORMAT, - -1); -} - -static void uni_reader_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct sti_uniperiph_data *priv = snd_soc_dai_get_drvdata(dai); - struct uniperif *reader = priv->dai_data.uni; - unsigned long flags; - - spin_lock_irqsave(&reader->irq_lock, flags); - if (reader->state != UNIPERIF_STATE_STOPPED) { - /* Stop the reader */ - uni_reader_stop(reader); - } - reader->substream = NULL; - spin_unlock_irqrestore(&reader->irq_lock, flags); -} - -static const struct snd_soc_dai_ops uni_reader_dai_ops = { - .startup = uni_reader_startup, - .shutdown = uni_reader_shutdown, - .prepare = uni_reader_prepare, - .trigger = uni_reader_trigger, - .hw_params = sti_uniperiph_dai_hw_params, - .set_fmt = sti_uniperiph_dai_set_fmt, - .set_tdm_slot = sti_uniperiph_set_tdm_slot -}; - -int uni_reader_init(struct platform_device *pdev, - struct uniperif *reader) -{ - int ret = 0; - - reader->dev = &pdev->dev; - reader->state = UNIPERIF_STATE_STOPPED; - reader->dai_ops = &uni_reader_dai_ops; - - if (UNIPERIF_TYPE_IS_TDM(reader)) - reader->hw = &uni_tdm_hw; - else - reader->hw = &uni_reader_pcm_hw; - - ret = devm_request_irq(&pdev->dev, reader->irq, - uni_reader_irq_handler, IRQF_SHARED, - dev_name(&pdev->dev), reader); - if (ret < 0) { - dev_err(&pdev->dev, "Failed to request IRQ\n"); - return -EBUSY; - } - - spin_lock_init(&reader->irq_lock); - - return 0; -} -EXPORT_SYMBOL_GPL(uni_reader_init); -- 2.35.1