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Mon, 03 Feb 2025 09:19:13 -0800 (PST) From: Laurentiu Mihalcea To: Bard Liao , Daniel Baluta , Iuliana Prodan , Jaroslav Kysela , Takashi Iwai , Mark Brown Cc: linux-kernel@vger.kernel.org, linux-sound@vger.kernel.org, imx@lists.linux.dev Subject: [PATCH 7/9] ASoC: SOF: imx: merge imx8 and imx8m drivers Date: Mon, 3 Feb 2025 12:18:06 -0500 Message-Id: <20250203171808.4108-8-laurentiumihalcea111@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250203171808.4108-1-laurentiumihalcea111@gmail.com> References: <20250203171808.4108-1-laurentiumihalcea111@gmail.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Laurentiu Mihalcea Now that the common interface for imx chip has been introduced, there's no longer a need to have a separate platform driver for imx8m. As such, merge the driver with the imx8 driver. Furthermore, delete the old driver as it's no longer useful. Signed-off-by: Laurentiu Mihalcea Reviewed-by: Daniel Baluta Reviewed-by: Iuliana Prodan --- sound/soc/sof/imx/Kconfig | 9 - sound/soc/sof/imx/Makefile | 2 - sound/soc/sof/imx/imx8.c | 135 ++++++++- sound/soc/sof/imx/imx8m.c | 567 ------------------------------------- 4 files changed, 133 insertions(+), 580 deletions(-) delete mode 100644 sound/soc/sof/imx/imx8m.c diff --git a/sound/soc/sof/imx/Kconfig b/sound/soc/sof/imx/Kconfig index 4751b04d5e6f..92fdf80d6e51 100644 --- a/sound/soc/sof/imx/Kconfig +++ b/sound/soc/sof/imx/Kconfig @@ -32,15 +32,6 @@ config SND_SOC_SOF_IMX8 Say Y if you have such a device. If unsure select "N". -config SND_SOC_SOF_IMX8M - tristate "SOF support for i.MX8M" - depends on IMX_DSP - select SND_SOC_SOF_IMX_COMMON - help - This adds support for Sound Open Firmware for NXP i.MX8M platforms. - Say Y if you have such a device. - If unsure select "N". - config SND_SOC_SOF_IMX8ULP tristate "SOF support for i.MX8ULP" depends on IMX_DSP diff --git a/sound/soc/sof/imx/Makefile b/sound/soc/sof/imx/Makefile index be0bf0736dfa..852140bb8104 100644 --- a/sound/soc/sof/imx/Makefile +++ b/sound/soc/sof/imx/Makefile @@ -1,11 +1,9 @@ # SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) snd-sof-imx8-y := imx8.o -snd-sof-imx8m-y := imx8m.o snd-sof-imx8ulp-y := imx8ulp.o snd-sof-imx-common-y := imx-common.o obj-$(CONFIG_SND_SOC_SOF_IMX8) += snd-sof-imx8.o -obj-$(CONFIG_SND_SOC_SOF_IMX8M) += snd-sof-imx8m.o obj-$(CONFIG_SND_SOC_SOF_IMX8ULP) += snd-sof-imx8ulp.o obj-$(CONFIG_SND_SOC_SOF_IMX_COMMON) += imx-common.o diff --git a/sound/soc/sof/imx/imx8.c b/sound/soc/sof/imx/imx8.c index 3ad20df351c2..015ba496863e 100644 --- a/sound/soc/sof/imx/imx8.c +++ b/sound/soc/sof/imx/imx8.c @@ -6,17 +6,49 @@ // // Hardware interface for audio DSP on i.MX8 -#include #include + +#include +#include + #include "imx-common.h" +/* imx8/imx8x macros */ #define RESET_VECTOR_VADDR 0x596f8000 +/* imx8m macros */ +#define IMX8M_DAP_DEBUG 0x28800000 +#define IMX8M_DAP_DEBUG_SIZE (64 * 1024) +#define IMX8M_DAP_PWRCTL (0x4000 + 0x3020) +#define IMX8M_PWRCTL_CORERESET BIT(16) + +#define AudioDSP_REG0 0x100 +#define AudioDSP_REG1 0x104 +#define AudioDSP_REG2 0x108 +#define AudioDSP_REG3 0x10c + +#define AudioDSP_REG2_RUNSTALL BIT(5) + +struct imx8m_chip_data { + void __iomem *dap; + struct regmap *regmap; +}; + static struct snd_soc_dai_driver imx8_dai[] = { IMX_SOF_DAI_DRV_ENTRY_BIDIR("esai0", 1, 8), IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai1", 1, 32), }; +static struct snd_soc_dai_driver imx8m_dai[] = { + IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai1", 1, 32), + IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai2", 1, 32), + IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai3", 1, 32), + IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai5", 1, 32), + IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai6", 1, 32), + IMX_SOF_DAI_DRV_ENTRY_BIDIR("sai7", 1, 32), + IMX_SOF_DAI_DRV_ENTRY("micfil", 0, 0, 1, 8), +}; + static struct snd_sof_dsp_ops sof_imx8_ops; static void imx8_ops_init(struct snd_soc_dai_driver *dai_drv, uint32_t num_drv) @@ -40,6 +72,8 @@ static int imx_ops_init(struct snd_sof_dev *sdev) if (of_device_is_compatible(sdev->dev->of_node, "fsl,imx8qm-dsp") || of_device_is_compatible(sdev->dev->of_node, "fsl,imx8qxp-dsp")) { imx8_ops_init(imx8_dai, ARRAY_SIZE(imx8_dai)); + } else if (of_device_is_compatible(sdev->dev->of_node, "fsl,imx8mp-dsp")) { + imx8_ops_init(imx8m_dai, ARRAY_SIZE(imx8m_dai)); } else { return -EINVAL; } @@ -124,6 +158,67 @@ static int imx8_run(struct snd_sof_dev *sdev) return 0; } +static int imx8m_probe(struct snd_sof_dev *sdev) +{ + struct imx_common_data *common; + struct imx8m_chip_data *chip; + + common = sdev->pdata->hw_pdata; + + chip = devm_kzalloc(sdev->dev, sizeof(*chip), GFP_KERNEL); + if (!chip) + return dev_err_probe(sdev->dev, -ENOMEM, + "failed to allocate chip data\n"); + + chip->dap = devm_ioremap(sdev->dev, IMX8M_DAP_DEBUG, IMX8M_DAP_DEBUG_SIZE); + if (!chip->dap) + return dev_err_probe(sdev->dev, -ENODEV, + "failed to ioremap DAP\n"); + + chip->regmap = syscon_regmap_lookup_by_phandle(sdev->dev->of_node, "fsl,dsp-ctrl"); + if (IS_ERR(chip->regmap)) + return dev_err_probe(sdev->dev, PTR_ERR(chip->regmap), + "failed to fetch dsp ctrl regmap\n"); + + common->chip_pdata = chip; + + return 0; +} + +static int imx8m_reset(struct snd_sof_dev *sdev) +{ + struct imx8m_chip_data *chip; + u32 pwrctl; + + chip = get_chip_pdata(sdev); + + /* put DSP into reset and stall */ + pwrctl = readl(chip->dap + IMX8M_DAP_PWRCTL); + pwrctl |= IMX8M_PWRCTL_CORERESET; + writel(pwrctl, chip->dap + IMX8M_DAP_PWRCTL); + + /* keep reset asserted for 10 cycles */ + usleep_range(1, 2); + + regmap_update_bits(chip->regmap, AudioDSP_REG2, + AudioDSP_REG2_RUNSTALL, AudioDSP_REG2_RUNSTALL); + + /* take the DSP out of reset and keep stalled for FW loading */ + pwrctl = readl(chip->dap + IMX8M_DAP_PWRCTL); + pwrctl &= ~IMX8M_PWRCTL_CORERESET; + writel(pwrctl, chip->dap + IMX8M_DAP_PWRCTL); + + return 0; +} + +static int imx8m_run(struct snd_sof_dev *sdev) +{ + struct imx8m_chip_data *chip = get_chip_pdata(sdev); + + regmap_update_bits(chip->regmap, AudioDSP_REG2, AudioDSP_REG2_RUNSTALL, 0); + + return 0; +} static const struct imx_chip_ops imx8_chip_ops = { .probe = imx8_probe, @@ -135,12 +230,24 @@ static const struct imx_chip_ops imx8x_chip_ops = { .core_kick = imx8x_run, }; +static const struct imx_chip_ops imx8m_chip_ops = { + .probe = imx8m_probe, + .core_kick = imx8m_run, + .core_reset = imx8m_reset, +}; + static struct imx_memory_info imx8_memory_regions[] = { { .name = "iram", .reserved = false }, { .name = "sram", .reserved = true }, { } }; +static struct imx_memory_info imx8m_memory_regions[] = { + { .name = "iram", .reserved = false }, + { .name = "sram", .reserved = true }, + { } +}; + static const struct imx_chip_info imx8_chip_info = { .ipc_info = { .has_panic_code = true, @@ -161,6 +268,16 @@ static const struct imx_chip_info imx8x_chip_info = { .ops = &imx8x_chip_ops, }; +static const struct imx_chip_info imx8m_chip_info = { + .ipc_info = { + .has_panic_code = true, + .boot_mbox_offset = 0x800000, + .window_offset = 0x800000, + }, + .memory = imx8m_memory_regions, + .ops = &imx8m_chip_ops, +}; + static struct snd_sof_of_mach sof_imx8_machs[] = { { .compatible = "fsl,imx8qxp-mek", @@ -192,12 +309,22 @@ static struct snd_sof_of_mach sof_imx8_machs[] = { .sof_tplg_filename = "sof-imx8-cs42888.tplg", .drv_name = "asoc-audio-graph-card2", }, - + { + .compatible = "fsl,imx8mp-evk", + .sof_tplg_filename = "sof-imx8mp-wm8960.tplg", + .drv_name = "asoc-audio-graph-card2", + }, + { + .compatible = "fsl,imx8mp-evk-revb4", + .sof_tplg_filename = "sof-imx8mp-wm8962.tplg", + .drv_name = "asoc-audio-graph-card2", + }, {} }; IMX_SOF_DEV_DESC(imx8, sof_imx8_machs, &imx8_chip_info, &sof_imx8_ops, imx_ops_init); IMX_SOF_DEV_DESC(imx8x, sof_imx8_machs, &imx8x_chip_info, &sof_imx8_ops, imx_ops_init); +IMX_SOF_DEV_DESC(imx8m, sof_imx8_machs, &imx8m_chip_info, &sof_imx8_ops, imx_ops_init); static const struct of_device_id sof_of_imx8_ids[] = { { @@ -208,6 +335,10 @@ static const struct of_device_id sof_of_imx8_ids[] = { .compatible = "fsl,imx8qm-dsp", .data = &IMX_SOF_DEV_DESC_NAME(imx8), }, + { + .compatible = "fsl,imx8mp-dsp", + .data = &IMX_SOF_DEV_DESC_NAME(imx8m), + }, { } }; MODULE_DEVICE_TABLE(of, sof_of_imx8_ids); diff --git a/sound/soc/sof/imx/imx8m.c b/sound/soc/sof/imx/imx8m.c deleted file mode 100644 index 3cabdebac558..000000000000 --- a/sound/soc/sof/imx/imx8m.c +++ /dev/null @@ -1,567 +0,0 @@ -// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) -// -// Copyright 2020 NXP -// -// Author: Daniel Baluta -// -// Hardware interface for audio DSP on i.MX8M - -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include - -#include "../ops.h" -#include "../sof-of-dev.h" -#include "imx-common.h" - -#define MBOX_OFFSET 0x800000 -#define MBOX_SIZE 0x1000 - -/* DAP registers */ -#define IMX8M_DAP_DEBUG 0x28800000 -#define IMX8M_DAP_DEBUG_SIZE (64 * 1024) -#define IMX8M_DAP_PWRCTL (0x4000 + 0x3020) -#define IMX8M_PWRCTL_CORERESET BIT(16) - -/* DSP audio mix registers */ -#define AudioDSP_REG0 0x100 -#define AudioDSP_REG1 0x104 -#define AudioDSP_REG2 0x108 -#define AudioDSP_REG3 0x10c - -#define AudioDSP_REG2_RUNSTALL BIT(5) - -struct imx8m_priv { - struct device *dev; - struct snd_sof_dev *sdev; - - /* DSP IPC handler */ - struct imx_dsp_ipc *dsp_ipc; - struct platform_device *ipc_dev; - - struct clk_bulk_data *clks; - int clk_num; - - void __iomem *dap; - struct regmap *regmap; -}; - -static int imx8m_get_mailbox_offset(struct snd_sof_dev *sdev) -{ - return MBOX_OFFSET; -} - -static int imx8m_get_window_offset(struct snd_sof_dev *sdev, u32 id) -{ - return MBOX_OFFSET; -} - -static void imx8m_dsp_handle_reply(struct imx_dsp_ipc *ipc) -{ - struct imx8m_priv *priv = imx_dsp_get_data(ipc); - unsigned long flags; - - spin_lock_irqsave(&priv->sdev->ipc_lock, flags); - snd_sof_ipc_process_reply(priv->sdev, 0); - spin_unlock_irqrestore(&priv->sdev->ipc_lock, flags); -} - -static void imx8m_dsp_handle_request(struct imx_dsp_ipc *ipc) -{ - struct imx8m_priv *priv = imx_dsp_get_data(ipc); - u32 p; /* Panic code */ - - /* Read the message from the debug box. */ - sof_mailbox_read(priv->sdev, priv->sdev->debug_box.offset + 4, &p, sizeof(p)); - - /* Check to see if the message is a panic code (0x0dead***) */ - if ((p & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) - snd_sof_dsp_panic(priv->sdev, p, true); - else - snd_sof_ipc_msgs_rx(priv->sdev); -} - -static struct imx_dsp_ops imx8m_dsp_ops = { - .handle_reply = imx8m_dsp_handle_reply, - .handle_request = imx8m_dsp_handle_request, -}; - -static int imx8m_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg) -{ - struct imx8m_priv *priv = sdev->pdata->hw_pdata; - - sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, - msg->msg_size); - imx_dsp_ring_doorbell(priv->dsp_ipc, 0); - - return 0; -} - -/* - * DSP control. - */ -static int imx8m_run(struct snd_sof_dev *sdev) -{ - struct imx8m_priv *priv = (struct imx8m_priv *)sdev->pdata->hw_pdata; - - regmap_update_bits(priv->regmap, AudioDSP_REG2, AudioDSP_REG2_RUNSTALL, 0); - - return 0; -} - -static int imx8m_reset(struct snd_sof_dev *sdev) -{ - struct imx8m_priv *priv = (struct imx8m_priv *)sdev->pdata->hw_pdata; - u32 pwrctl; - - /* put DSP into reset and stall */ - pwrctl = readl(priv->dap + IMX8M_DAP_PWRCTL); - pwrctl |= IMX8M_PWRCTL_CORERESET; - writel(pwrctl, priv->dap + IMX8M_DAP_PWRCTL); - - /* keep reset asserted for 10 cycles */ - usleep_range(1, 2); - - regmap_update_bits(priv->regmap, AudioDSP_REG2, - AudioDSP_REG2_RUNSTALL, AudioDSP_REG2_RUNSTALL); - - /* take the DSP out of reset and keep stalled for FW loading */ - pwrctl = readl(priv->dap + IMX8M_DAP_PWRCTL); - pwrctl &= ~IMX8M_PWRCTL_CORERESET; - writel(pwrctl, priv->dap + IMX8M_DAP_PWRCTL); - - return 0; -} - -static int imx8m_probe(struct snd_sof_dev *sdev) -{ - struct platform_device *pdev = to_platform_device(sdev->dev); - struct device_node *np = pdev->dev.of_node; - struct device_node *res_node; - struct resource *mmio; - struct imx8m_priv *priv; - struct resource res; - u32 base, size; - int ret = 0; - - priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; - - sdev->num_cores = 1; - sdev->pdata->hw_pdata = priv; - priv->dev = sdev->dev; - priv->sdev = sdev; - - priv->ipc_dev = platform_device_register_data(sdev->dev, "imx-dsp", - PLATFORM_DEVID_NONE, - pdev, sizeof(*pdev)); - if (IS_ERR(priv->ipc_dev)) - return PTR_ERR(priv->ipc_dev); - - priv->dsp_ipc = dev_get_drvdata(&priv->ipc_dev->dev); - if (!priv->dsp_ipc) { - /* DSP IPC driver not probed yet, try later */ - ret = -EPROBE_DEFER; - dev_err(sdev->dev, "Failed to get drvdata\n"); - goto exit_pdev_unregister; - } - - imx_dsp_set_data(priv->dsp_ipc, priv); - priv->dsp_ipc->ops = &imx8m_dsp_ops; - - /* DSP base */ - mmio = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (mmio) { - base = mmio->start; - size = resource_size(mmio); - } else { - dev_err(sdev->dev, "error: failed to get DSP base at idx 0\n"); - ret = -EINVAL; - goto exit_pdev_unregister; - } - - priv->dap = devm_ioremap(sdev->dev, IMX8M_DAP_DEBUG, IMX8M_DAP_DEBUG_SIZE); - if (!priv->dap) { - dev_err(sdev->dev, "error: failed to map DAP debug memory area"); - ret = -ENODEV; - goto exit_pdev_unregister; - } - - sdev->bar[SOF_FW_BLK_TYPE_IRAM] = devm_ioremap(sdev->dev, base, size); - if (!sdev->bar[SOF_FW_BLK_TYPE_IRAM]) { - dev_err(sdev->dev, "failed to ioremap base 0x%x size 0x%x\n", - base, size); - ret = -ENODEV; - goto exit_pdev_unregister; - } - sdev->mmio_bar = SOF_FW_BLK_TYPE_IRAM; - - res_node = of_parse_phandle(np, "memory-region", 0); - if (!res_node) { - dev_err(&pdev->dev, "failed to get memory region node\n"); - ret = -ENODEV; - goto exit_pdev_unregister; - } - - ret = of_address_to_resource(res_node, 0, &res); - of_node_put(res_node); - if (ret) { - dev_err(&pdev->dev, "failed to get reserved region address\n"); - goto exit_pdev_unregister; - } - - sdev->bar[SOF_FW_BLK_TYPE_SRAM] = devm_ioremap_wc(sdev->dev, res.start, - resource_size(&res)); - if (!sdev->bar[SOF_FW_BLK_TYPE_SRAM]) { - dev_err(sdev->dev, "failed to ioremap mem 0x%x size 0x%x\n", - base, size); - ret = -ENOMEM; - goto exit_pdev_unregister; - } - sdev->mailbox_bar = SOF_FW_BLK_TYPE_SRAM; - - /* set default mailbox offset for FW ready message */ - sdev->dsp_box.offset = MBOX_OFFSET; - - priv->regmap = syscon_regmap_lookup_by_phandle(np, "fsl,dsp-ctrl"); - if (IS_ERR(priv->regmap)) { - dev_err(sdev->dev, "cannot find dsp-ctrl registers"); - ret = PTR_ERR(priv->regmap); - goto exit_pdev_unregister; - } - - ret = devm_clk_bulk_get_all(sdev->dev, &priv->clks); - if (ret < 0) { - dev_err(sdev->dev, "failed to fetch clocks: %d\n", ret); - goto exit_pdev_unregister; - } - priv->clk_num = ret; - - ret = clk_bulk_prepare_enable(priv->clk_num, priv->clks); - if (ret < 0) { - dev_err(sdev->dev, "failed to enable clocks: %d\n", ret); - goto exit_pdev_unregister; - } - - return 0; - -exit_pdev_unregister: - platform_device_unregister(priv->ipc_dev); - return ret; -} - -static void imx8m_remove(struct snd_sof_dev *sdev) -{ - struct imx8m_priv *priv = sdev->pdata->hw_pdata; - - clk_bulk_disable_unprepare(priv->clk_num, priv->clks); - platform_device_unregister(priv->ipc_dev); -} - -/* on i.MX8 there is 1 to 1 match between type and BAR idx */ -static int imx8m_get_bar_index(struct snd_sof_dev *sdev, u32 type) -{ - /* Only IRAM and SRAM bars are valid */ - switch (type) { - case SOF_FW_BLK_TYPE_IRAM: - case SOF_FW_BLK_TYPE_SRAM: - return type; - default: - return -EINVAL; - } -} - -static struct snd_soc_dai_driver imx8m_dai[] = { -{ - .name = "sai1", - .playback = { - .channels_min = 1, - .channels_max = 32, - }, - .capture = { - .channels_min = 1, - .channels_max = 32, - }, -}, -{ - .name = "sai2", - .playback = { - .channels_min = 1, - .channels_max = 32, - }, - .capture = { - .channels_min = 1, - .channels_max = 32, - }, -}, -{ - .name = "sai3", - .playback = { - .channels_min = 1, - .channels_max = 32, - }, - .capture = { - .channels_min = 1, - .channels_max = 32, - }, -}, -{ - .name = "sai5", - .playback = { - .channels_min = 1, - .channels_max = 32, - }, - .capture = { - .channels_min = 1, - .channels_max = 32, - }, -}, -{ - .name = "sai6", - .playback = { - .channels_min = 1, - .channels_max = 32, - }, - .capture = { - .channels_min = 1, - .channels_max = 32, - }, -}, -{ - .name = "sai7", - .playback = { - .channels_min = 1, - .channels_max = 32, - }, - .capture = { - .channels_min = 1, - .channels_max = 32, - }, -}, -{ - .name = "micfil", - .capture = { - .channels_min = 1, - .channels_max = 8, - }, -}, -}; - -static int imx8m_dsp_set_power_state(struct snd_sof_dev *sdev, - const struct sof_dsp_power_state *target_state) -{ - sdev->dsp_power_state = *target_state; - - return 0; -} - -static int imx8m_resume(struct snd_sof_dev *sdev) -{ - struct imx8m_priv *priv = (struct imx8m_priv *)sdev->pdata->hw_pdata; - int ret; - int i; - - ret = clk_bulk_prepare_enable(priv->clk_num, priv->clks); - if (ret < 0) { - dev_err(sdev->dev, "failed to enable clocks: %d\n", ret); - return ret; - } - - for (i = 0; i < DSP_MU_CHAN_NUM; i++) - imx_dsp_request_channel(priv->dsp_ipc, i); - - return 0; -} - -static void imx8m_suspend(struct snd_sof_dev *sdev) -{ - struct imx8m_priv *priv = (struct imx8m_priv *)sdev->pdata->hw_pdata; - int i; - - for (i = 0; i < DSP_MU_CHAN_NUM; i++) - imx_dsp_free_channel(priv->dsp_ipc, i); - - clk_bulk_disable_unprepare(priv->clk_num, priv->clks); -} - -static int imx8m_dsp_runtime_resume(struct snd_sof_dev *sdev) -{ - int ret; - const struct sof_dsp_power_state target_dsp_state = { - .state = SOF_DSP_PM_D0, - }; - - ret = imx8m_resume(sdev); - if (ret < 0) - return ret; - - return snd_sof_dsp_set_power_state(sdev, &target_dsp_state); -} - -static int imx8m_dsp_runtime_suspend(struct snd_sof_dev *sdev) -{ - const struct sof_dsp_power_state target_dsp_state = { - .state = SOF_DSP_PM_D3, - }; - - imx8m_suspend(sdev); - - return snd_sof_dsp_set_power_state(sdev, &target_dsp_state); -} - -static int imx8m_dsp_resume(struct snd_sof_dev *sdev) -{ - int ret; - const struct sof_dsp_power_state target_dsp_state = { - .state = SOF_DSP_PM_D0, - }; - - ret = imx8m_resume(sdev); - if (ret < 0) - return ret; - - if (pm_runtime_suspended(sdev->dev)) { - pm_runtime_disable(sdev->dev); - pm_runtime_set_active(sdev->dev); - pm_runtime_mark_last_busy(sdev->dev); - pm_runtime_enable(sdev->dev); - pm_runtime_idle(sdev->dev); - } - - return snd_sof_dsp_set_power_state(sdev, &target_dsp_state); -} - -static int imx8m_dsp_suspend(struct snd_sof_dev *sdev, unsigned int target_state) -{ - const struct sof_dsp_power_state target_dsp_state = { - .state = target_state, - }; - - if (!pm_runtime_suspended(sdev->dev)) - imx8m_suspend(sdev); - - return snd_sof_dsp_set_power_state(sdev, &target_dsp_state); -} - -/* i.MX8 ops */ -static const struct snd_sof_dsp_ops sof_imx8m_ops = { - /* probe and remove */ - .probe = imx8m_probe, - .remove = imx8m_remove, - /* DSP core boot */ - .run = imx8m_run, - .reset = imx8m_reset, - - /* Block IO */ - .block_read = sof_block_read, - .block_write = sof_block_write, - - /* Mailbox IO */ - .mailbox_read = sof_mailbox_read, - .mailbox_write = sof_mailbox_write, - - /* ipc */ - .send_msg = imx8m_send_msg, - .get_mailbox_offset = imx8m_get_mailbox_offset, - .get_window_offset = imx8m_get_window_offset, - - .ipc_msg_data = sof_ipc_msg_data, - .set_stream_data_offset = sof_set_stream_data_offset, - - .get_bar_index = imx8m_get_bar_index, - - /* firmware loading */ - .load_firmware = snd_sof_load_firmware_memcpy, - - /* Debug information */ - .dbg_dump = imx8_dump, - .debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem, - - /* stream callbacks */ - .pcm_open = sof_stream_pcm_open, - .pcm_close = sof_stream_pcm_close, - /* Firmware ops */ - .dsp_arch_ops = &sof_xtensa_arch_ops, - - /* DAI drivers */ - .drv = imx8m_dai, - .num_drv = ARRAY_SIZE(imx8m_dai), - - .suspend = imx8m_dsp_suspend, - .resume = imx8m_dsp_resume, - - .runtime_suspend = imx8m_dsp_runtime_suspend, - .runtime_resume = imx8m_dsp_runtime_resume, - - .set_power_state = imx8m_dsp_set_power_state, - - .hw_info = SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_PAUSE | - SNDRV_PCM_INFO_BATCH | - SNDRV_PCM_INFO_NO_PERIOD_WAKEUP, -}; - -static struct snd_sof_of_mach sof_imx8mp_machs[] = { - { - .compatible = "fsl,imx8mp-evk-revb4", - .sof_tplg_filename = "sof-imx8mp-wm8962.tplg", - .drv_name = "asoc-audio-graph-card2", - }, - { - .compatible = "fsl,imx8mp-evk", - .sof_tplg_filename = "sof-imx8mp-wm8960.tplg", - .drv_name = "asoc-audio-graph-card2", - }, - {} -}; - -static struct sof_dev_desc sof_of_imx8mp_desc = { - .of_machines = sof_imx8mp_machs, - .ipc_supported_mask = BIT(SOF_IPC_TYPE_3), - .ipc_default = SOF_IPC_TYPE_3, - .default_fw_path = { - [SOF_IPC_TYPE_3] = "imx/sof", - }, - .default_tplg_path = { - [SOF_IPC_TYPE_3] = "imx/sof-tplg", - }, - .default_fw_filename = { - [SOF_IPC_TYPE_3] = "sof-imx8m.ri", - }, - .nocodec_tplg_filename = "sof-imx8-nocodec.tplg", - .ops = &sof_imx8m_ops, -}; - -static const struct of_device_id sof_of_imx8m_ids[] = { - { .compatible = "fsl,imx8mp-dsp", .data = &sof_of_imx8mp_desc}, - { } -}; -MODULE_DEVICE_TABLE(of, sof_of_imx8m_ids); - -/* DT driver definition */ -static struct platform_driver snd_sof_of_imx8m_driver = { - .probe = sof_of_probe, - .remove = sof_of_remove, - .driver = { - .name = "sof-audio-of-imx8m", - .pm = &sof_of_pm, - .of_match_table = sof_of_imx8m_ids, - }, -}; -module_platform_driver(snd_sof_of_imx8m_driver); - -MODULE_LICENSE("Dual BSD/GPL"); -MODULE_DESCRIPTION("SOF support for IMX8M platforms"); -MODULE_IMPORT_NS("SND_SOC_SOF_XTENSA");