diff options
author | Mark Brown <broonie@kernel.org> | 2016-12-12 15:52:46 +0000 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2016-12-12 15:52:46 +0000 |
commit | 52708d05bad11ea2cd2c1391af13321b80982332 (patch) | |
tree | 9c214d4197712f7d2942cd9c3c1344d5d67e1a60 /sound/soc | |
parent | 14eec47753216e185396be5b0e6f04f274bfe4a5 (diff) | |
parent | c1aee1d828caa86a663c57a56eead7fd5f22d80f (diff) |
Merge remote-tracking branch 'asoc/topic/intel' into asoc-next
Diffstat (limited to 'sound/soc')
28 files changed, 726 insertions, 97 deletions
diff --git a/sound/soc/intel/atom/sst-atom-controls.c b/sound/soc/intel/atom/sst-atom-controls.c index 0838478c4c3f..c7b3cbf92faf 100644 --- a/sound/soc/intel/atom/sst-atom-controls.c +++ b/sound/soc/intel/atom/sst-atom-controls.c @@ -937,7 +937,7 @@ int send_ssp_cmd(struct snd_soc_dai *dai, const char *id, bool enable) struct sst_data *drv = snd_soc_dai_get_drvdata(dai); int ssp_id; - dev_info(dai->dev, "Enter: enable=%d port_name=%s\n", enable, id); + dev_dbg(dai->dev, "Enter: enable=%d port_name=%s\n", enable, id); if (strcmp(id, "ssp0-port") == 0) ssp_id = SSP_MODEM; diff --git a/sound/soc/intel/atom/sst/sst.c b/sound/soc/intel/atom/sst/sst.c index 9b6e27385dc9..f9ba71315e33 100644 --- a/sound/soc/intel/atom/sst/sst.c +++ b/sound/soc/intel/atom/sst/sst.c @@ -27,6 +27,7 @@ #include <linux/pm_qos.h> #include <linux/async.h> #include <linux/acpi.h> +#include <linux/sysfs.h> #include <sound/core.h> #include <sound/soc.h> #include <asm/platform_sst_audio.h> @@ -242,6 +243,32 @@ int sst_alloc_drv_context(struct intel_sst_drv **ctx, } EXPORT_SYMBOL_GPL(sst_alloc_drv_context); +static ssize_t firmware_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct intel_sst_drv *ctx = dev_get_drvdata(dev); + + if (ctx->fw_version.type == 0 && ctx->fw_version.major == 0 && + ctx->fw_version.minor == 0 && ctx->fw_version.build == 0) + return sprintf(buf, "FW not yet loaded\n"); + else + return sprintf(buf, "v%02x.%02x.%02x.%02x\n", + ctx->fw_version.type, ctx->fw_version.major, + ctx->fw_version.minor, ctx->fw_version.build); + +} + +DEVICE_ATTR_RO(firmware_version); + +static const struct attribute *sst_fw_version_attrs[] = { + &dev_attr_firmware_version.attr, + NULL, +}; + +static const struct attribute_group sst_fw_version_attr_group = { + .attrs = (struct attribute **)sst_fw_version_attrs, +}; + int sst_context_init(struct intel_sst_drv *ctx) { int ret = 0, i; @@ -315,8 +342,19 @@ int sst_context_init(struct intel_sst_drv *ctx) dev_err(ctx->dev, "Firmware download failed:%d\n", ret); goto do_free_mem; } + + ret = sysfs_create_group(&ctx->dev->kobj, + &sst_fw_version_attr_group); + if (ret) { + dev_err(ctx->dev, + "Unable to create sysfs\n"); + goto err_sysfs; + } + sst_register(ctx->dev); return 0; +err_sysfs: + sysfs_remove_group(&ctx->dev->kobj, &sst_fw_version_attr_group); do_free_mem: destroy_workqueue(ctx->post_msg_wq); @@ -330,6 +368,7 @@ void sst_context_cleanup(struct intel_sst_drv *ctx) pm_runtime_disable(ctx->dev); sst_unregister(ctx->dev); sst_set_fw_state_locked(ctx, SST_SHUTDOWN); + sysfs_remove_group(&ctx->dev->kobj, &sst_fw_version_attr_group); flush_scheduled_work(); destroy_workqueue(ctx->post_msg_wq); pm_qos_remove_request(ctx->qos); diff --git a/sound/soc/intel/atom/sst/sst.h b/sound/soc/intel/atom/sst/sst.h index 3f493862e98d..5c9a51cc77aa 100644 --- a/sound/soc/intel/atom/sst/sst.h +++ b/sound/soc/intel/atom/sst/sst.h @@ -436,6 +436,7 @@ struct intel_sst_drv { */ char firmware_name[FW_NAME_SIZE]; + struct snd_sst_fw_version fw_version; struct sst_fw_save *fw_save; }; diff --git a/sound/soc/intel/atom/sst/sst_ipc.c b/sound/soc/intel/atom/sst/sst_ipc.c index bfc889950bb2..374bb61c596d 100644 --- a/sound/soc/intel/atom/sst/sst_ipc.c +++ b/sound/soc/intel/atom/sst/sst_ipc.c @@ -236,6 +236,17 @@ static void process_fw_init(struct intel_sst_drv *sst_drv_ctx, retval = init->result; goto ret; } + dev_info(sst_drv_ctx->dev, "FW Version %02x.%02x.%02x.%02x\n", + init->fw_version.type, init->fw_version.major, + init->fw_version.minor, init->fw_version.build); + dev_dbg(sst_drv_ctx->dev, "Build date %s Time %s\n", + init->build_info.date, init->build_info.time); + + /* Save FW version */ + sst_drv_ctx->fw_version.type = init->fw_version.type; + sst_drv_ctx->fw_version.major = init->fw_version.major; + sst_drv_ctx->fw_version.minor = init->fw_version.minor; + sst_drv_ctx->fw_version.build = init->fw_version.build; ret: sst_wake_up_block(sst_drv_ctx, retval, FW_DWNL_ID, 0 , NULL, 0); diff --git a/sound/soc/intel/atom/sst/sst_stream.c b/sound/soc/intel/atom/sst/sst_stream.c index 4ccc80e5e8cc..51bdeeecb7c8 100644 --- a/sound/soc/intel/atom/sst/sst_stream.c +++ b/sound/soc/intel/atom/sst/sst_stream.c @@ -104,7 +104,7 @@ int sst_alloc_stream_mrfld(struct intel_sst_drv *sst_drv_ctx, void *params) sst_init_stream(&sst_drv_ctx->streams[str_id], alloc_param.codec_type, str_id, alloc_param.operation, 0); - dev_info(sst_drv_ctx->dev, "Alloc for str %d pipe %#x\n", + dev_dbg(sst_drv_ctx->dev, "Alloc for str %d pipe %#x\n", str_id, pipe_id); ret = sst_prepare_and_post_msg(sst_drv_ctx, task_id, IPC_CMD, IPC_IA_ALLOC_STREAM_MRFLD, pipe_id, sizeof(alloc_param), @@ -415,7 +415,7 @@ int sst_free_stream(struct intel_sst_drv *sst_drv_ctx, int str_id) str_info->status = STREAM_UN_INIT; mutex_unlock(&str_info->lock); - dev_info(sst_drv_ctx->dev, "Free for str %d pipe %#x\n", + dev_dbg(sst_drv_ctx->dev, "Free for str %d pipe %#x\n", str_id, str_info->pipe_id); retval = sst_prepare_and_post_msg(sst_drv_ctx, str_info->task_id, IPC_CMD, IPC_IA_FREE_STREAM_MRFLD, str_info->pipe_id, 0, diff --git a/sound/soc/intel/baytrail/sst-baytrail-ipc.c b/sound/soc/intel/baytrail/sst-baytrail-ipc.c index 7ab14ce65a73..260447da32b8 100644 --- a/sound/soc/intel/baytrail/sst-baytrail-ipc.c +++ b/sound/soc/intel/baytrail/sst-baytrail-ipc.c @@ -23,7 +23,6 @@ #include <linux/slab.h> #include <linux/delay.h> #include <linux/platform_device.h> -#include <linux/kthread.h> #include <linux/firmware.h> #include <linux/io.h> #include <asm/div64.h> @@ -338,7 +337,7 @@ static irqreturn_t sst_byt_irq_thread(int irq, void *context) spin_unlock_irqrestore(&sst->spinlock, flags); /* continue to send any remaining messages... */ - kthread_queue_work(&ipc->kworker, &ipc->kwork); + schedule_work(&ipc->kwork); return IRQ_HANDLED; } diff --git a/sound/soc/intel/boards/broadwell.c b/sound/soc/intel/boards/broadwell.c index 80f3a2d95737..4d7e9decfa92 100644 --- a/sound/soc/intel/boards/broadwell.c +++ b/sound/soc/intel/boards/broadwell.c @@ -126,7 +126,7 @@ static int broadwell_rt286_hw_params(struct snd_pcm_substream *substream, return ret; } -static struct snd_soc_ops broadwell_rt286_ops = { +static const struct snd_soc_ops broadwell_rt286_ops = { .hw_params = broadwell_rt286_hw_params, }; diff --git a/sound/soc/intel/boards/bxt_da7219_max98357a.c b/sound/soc/intel/boards/bxt_da7219_max98357a.c index 865a21e557cc..3a8c24a59020 100644 --- a/sound/soc/intel/boards/bxt_da7219_max98357a.c +++ b/sound/soc/intel/boards/bxt_da7219_max98357a.c @@ -30,6 +30,7 @@ #define BXT_DIALOG_CODEC_DAI "da7219-hifi" #define BXT_MAXIM_CODEC_DAI "HiFi" #define DUAL_CHANNEL 2 +#define QUAD_CHANNEL 4 static struct snd_soc_jack broxton_headset; @@ -182,6 +183,16 @@ static struct snd_pcm_hw_constraint_list constraints_channels = { .mask = 0, }; +static unsigned int channels_quad[] = { + QUAD_CHANNEL, +}; + +static struct snd_pcm_hw_constraint_list constraints_channels_quad = { + .count = ARRAY_SIZE(channels_quad), + .list = channels_quad, + .mask = 0, +}; + static int bxt_fe_startup(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; @@ -258,7 +269,10 @@ static int broxton_dmic_fixup(struct snd_soc_pcm_runtime *rtd, { struct snd_interval *channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); - channels->min = channels->max = DUAL_CHANNEL; + if (params_channels(params) == 2) + channels->min = channels->max = 2; + else + channels->min = channels->max = 4; return 0; } @@ -267,9 +281,9 @@ static int broxton_dmic_startup(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; - runtime->hw.channels_max = DUAL_CHANNEL; + runtime->hw.channels_min = runtime->hw.channels_max = QUAD_CHANNEL; snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, - &constraints_channels); + &constraints_channels_quad); return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_rates); @@ -348,7 +362,7 @@ static struct snd_soc_dai_link broxton_dais[] = { .dynamic = 1, .ops = &broxton_refcap_ops, }, - [BXT_DPCM_AUDIO_DMIC_CP] + [BXT_DPCM_AUDIO_DMIC_CP] = { .name = "Bxt Audio DMIC cap", .stream_name = "dmiccap", diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index bff77a1f27fc..f9d73b55d2f7 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -57,9 +57,7 @@ struct byt_rt5640_private { struct clk *mclk; }; -static unsigned long byt_rt5640_quirk = BYT_RT5640_DMIC1_MAP | - BYT_RT5640_DMIC_EN | - BYT_RT5640_MCLK_EN; +static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN; static void log_quirks(struct device *dev) { @@ -689,6 +687,10 @@ static bool is_valleyview(void) return true; } +struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ + u64 aif_value; /* 1: AIF1, 2: AIF2 */ + u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ +}; static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) { @@ -698,6 +700,7 @@ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) int i; int dai_index; struct byt_rt5640_private *priv; + bool is_bytcr = false; priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_ATOMIC); if (!priv) @@ -734,10 +737,61 @@ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) struct sst_platform_info *p_info = mach->pdata; const struct sst_res_info *res_info = p_info->res_info; - /* TODO: use CHAN package info from BIOS to detect AIF1/AIF2 */ - if (res_info->acpi_ipc_irq_index == 0) { + if (res_info->acpi_ipc_irq_index == 0) + is_bytcr = true; + } + + if (is_bytcr) { + /* + * Baytrail CR platforms may have CHAN package in BIOS, try + * to find relevant routing quirk based as done on Windows + * platforms. We have to read the information directly from the + * BIOS, at this stage the card is not created and the links + * with the codec driver/pdata are non-existent + */ + + struct acpi_chan_package chan_package; + + /* format specified: 2 64-bit integers */ + struct acpi_buffer format = {sizeof("NN"), "NN"}; + struct acpi_buffer state = {0, NULL}; + struct sst_acpi_package_context pkg_ctx; + bool pkg_found = false; + + state.length = sizeof(chan_package); + state.pointer = &chan_package; + + pkg_ctx.name = "CHAN"; + pkg_ctx.length = 2; + pkg_ctx.format = &format; + pkg_ctx.state = &state; + pkg_ctx.data_valid = false; + + pkg_found = sst_acpi_find_package_from_hid(mach->id, &pkg_ctx); + if (pkg_found) { + if (chan_package.aif_value == 1) { + dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); + byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1; + } else if (chan_package.aif_value == 2) { + dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); + byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; + } else { + dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); + pkg_found = false; + } + } + + if (!pkg_found) { + /* no BIOS indications, assume SSP0-AIF2 connection */ byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; } + + /* change defaults for Baytrail-CR capture */ + byt_rt5640_quirk |= BYT_RT5640_IN1_MAP; + byt_rt5640_quirk |= BYT_RT5640_DIFF_MIC; + } else { + byt_rt5640_quirk |= (BYT_RT5640_DMIC1_MAP | + BYT_RT5640_DMIC_EN); } /* check quirks before creating card */ diff --git a/sound/soc/intel/boards/cht_bsw_rt5672.c b/sound/soc/intel/boards/cht_bsw_rt5672.c index dfae9cfa0ac6..43603f1b4baa 100644 --- a/sound/soc/intel/boards/cht_bsw_rt5672.c +++ b/sound/soc/intel/boards/cht_bsw_rt5672.c @@ -25,12 +25,14 @@ #include <sound/jack.h> #include "../../codecs/rt5670.h" #include "../atom/sst-atom-controls.h" +#include "../common/sst-acpi.h" /* The platform clock #3 outputs 19.2Mhz clock to codec as I2S MCLK */ #define CHT_PLAT_CLK_3_HZ 19200000 #define CHT_CODEC_DAI "rt5670-aif1" static struct snd_soc_jack cht_bsw_headset; +static char cht_bsw_codec_name[16]; /* Headset jack detection DAPM pins */ static struct snd_soc_jack_pin cht_bsw_headset_pins[] = { @@ -339,9 +341,33 @@ static struct snd_soc_card snd_soc_card_cht = { .resume_post = cht_resume_post, }; +#define RT5672_I2C_DEFAULT "i2c-10EC5670:00" + static int snd_cht_mc_probe(struct platform_device *pdev) { int ret_val = 0; + struct sst_acpi_mach *mach = pdev->dev.platform_data; + const char *i2c_name; + int i; + + strcpy(cht_bsw_codec_name, RT5672_I2C_DEFAULT); + + /* fixup codec name based on HID */ + if (mach) { + i2c_name = sst_acpi_find_name_from_hid(mach->id); + if (i2c_name) { + snprintf(cht_bsw_codec_name, sizeof(cht_bsw_codec_name), + "i2c-%s", i2c_name); + for (i = 0; i < ARRAY_SIZE(cht_dailink); i++) { + if (!strcmp(cht_dailink[i].codec_name, + RT5672_I2C_DEFAULT)) { + cht_dailink[i].codec_name = + cht_bsw_codec_name; + break; + } + } + } + } /* register the soc card */ snd_soc_card_cht.dev = &pdev->dev; diff --git a/sound/soc/intel/boards/mfld_machine.c b/sound/soc/intel/boards/mfld_machine.c index 34f46c72a0e2..4e08885f37aa 100644 --- a/sound/soc/intel/boards/mfld_machine.c +++ b/sound/soc/intel/boards/mfld_machine.c @@ -81,9 +81,9 @@ static struct snd_soc_jack_zone mfld_zones[] = { }; /* sound card controls */ -static const char *headset_switch_text[] = {"Earpiece", "Headset"}; +static const char * const headset_switch_text[] = {"Earpiece", "Headset"}; -static const char *lo_text[] = {"Vibra", "Headset", "IHF", "None"}; +static const char * const lo_text[] = {"Vibra", "Headset", "IHF", "None"}; static const struct soc_enum headset_enum = SOC_ENUM_SINGLE_EXT(2, headset_switch_text); diff --git a/sound/soc/intel/common/sst-acpi.h b/sound/soc/intel/common/sst-acpi.h index 012742299dd5..214e000667ae 100644 --- a/sound/soc/intel/common/sst-acpi.h +++ b/sound/soc/intel/common/sst-acpi.h @@ -15,14 +15,29 @@ #include <linux/stddef.h> #include <linux/acpi.h> -/* translation fron HID to I2C name, needed for DAI codec_name */ +struct sst_acpi_package_context { + char *name; /* package name */ + int length; /* number of elements */ + struct acpi_buffer *format; + struct acpi_buffer *state; + bool data_valid; +}; + #if IS_ENABLED(CONFIG_ACPI) +/* translation fron HID to I2C name, needed for DAI codec_name */ const char *sst_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN]); +bool sst_acpi_find_package_from_hid(const u8 hid[ACPI_ID_LEN], + struct sst_acpi_package_context *ctx); #else static inline const char *sst_acpi_find_name_from_hid(const u8 hid[ACPI_ID_LEN]) { return NULL; } +static inline bool sst_acpi_find_package_from_hid(const u8 hid[ACPI_ID_LEN], + struct sst_acpi_package_context *ctx) +{ + return false; +} #endif /* acpi match */ diff --git a/sound/soc/intel/common/sst-ipc.c b/sound/soc/intel/common/sst-ipc.c index 6c672ac79cce..62f3a8e0ec87 100644 --- a/sound/soc/intel/common/sst-ipc.c +++ b/sound/soc/intel/common/sst-ipc.c @@ -26,7 +26,6 @@ #include <linux/sched.h> #include <linux/delay.h> #include <linux/platform_device.h> -#include <linux/kthread.h> #include <sound/asound.h> #include "sst-dsp.h" @@ -109,10 +108,9 @@ static int ipc_tx_message(struct sst_generic_ipc *ipc, u64 header, ipc->ops.tx_data_copy(msg, tx_data, tx_bytes); list_add_tail(&msg->list, &ipc->tx_list); + schedule_work(&ipc->kwork); spin_unlock_irqrestore(&ipc->dsp->spinlock, flags); - kthread_queue_work(&ipc->kworker, &ipc->kwork); - if (wait) return tx_wait_done(ipc, msg, rx_data); else @@ -156,42 +154,56 @@ free_mem: return -ENOMEM; } -static void ipc_tx_msgs(struct kthread_work *work) +static void ipc_tx_msgs(struct work_struct *work) { struct sst_generic_ipc *ipc = container_of(work, struct sst_generic_ipc, kwork); struct ipc_message *msg; - unsigned long flags; - spin_lock_irqsave(&ipc->dsp->spinlock, flags); + spin_lock_irq(&ipc->dsp->spinlock); - if (list_empty(&ipc->tx_list) || ipc->pending) { - spin_unlock_irqrestore(&ipc->dsp->spinlock, flags); - return; - } - - /* if the DSP is busy, we will TX messages after IRQ. - * also postpone if we are in the middle of procesing completion irq*/ - if (ipc->ops.is_dsp_busy && ipc->ops.is_dsp_busy(ipc->dsp)) { - dev_dbg(ipc->dev, "ipc_tx_msgs dsp busy\n"); - spin_unlock_irqrestore(&ipc->dsp->spinlock, flags); - return; - } + while (!list_empty(&ipc->tx_list) && !ipc->pending) { + /* if the DSP is busy, we will TX messages after IRQ. + * also postpone if we are in the middle of processing + * completion irq + */ + if (ipc->ops.is_dsp_busy && ipc->ops.is_dsp_busy(ipc->dsp)) { + dev_dbg(ipc->dev, "ipc_tx_msgs dsp busy\n"); + break; + } - msg = list_first_entry(&ipc->tx_list, struct ipc_message, list); - list_move(&msg->list, &ipc->rx_list); + msg = list_first_entry(&ipc->tx_list, struct ipc_message, list); + list_move(&msg->list, &ipc->rx_list); - if (ipc->ops.tx_msg != NULL) - ipc->ops.tx_msg(ipc, msg); + if (ipc->ops.tx_msg != NULL) + ipc->ops.tx_msg(ipc, msg); + } - spin_unlock_irqrestore(&ipc->dsp->spinlock, flags); + spin_unlock_irq(&ipc->dsp->spinlock); } int sst_ipc_tx_message_wait(struct sst_generic_ipc *ipc, u64 header, void *tx_data, size_t tx_bytes, void *rx_data, size_t rx_bytes) { - return ipc_tx_message(ipc, header, tx_data, tx_bytes, + int ret; + + /* + * DSP maybe in lower power active state, so + * check if the DSP supports DSP lp On method + * if so invoke that before sending IPC + */ + if (ipc->ops.check_dsp_lp_on) + if (ipc->ops.check_dsp_lp_on(ipc->dsp, true)) + return -EIO; + + ret = ipc_tx_message(ipc, header, tx_data, tx_bytes, rx_data, rx_bytes, 1); + + if (ipc->ops.check_dsp_lp_on) + if (ipc->ops.check_dsp_lp_on(ipc->dsp, false)) + return -EIO; + + return ret; } EXPORT_SYMBOL_GPL(sst_ipc_tx_message_wait); @@ -203,6 +215,14 @@ int sst_ipc_tx_message_nowait(struct sst_generic_ipc *ipc, u64 header, } EXPORT_SYMBOL_GPL(sst_ipc_tx_message_nowait); +int sst_ipc_tx_message_nopm(struct sst_generic_ipc *ipc, u64 header, + void *tx_data, size_t tx_bytes, void *rx_data, size_t rx_bytes) +{ + return ipc_tx_message(ipc, header, tx_data, tx_bytes, + rx_data, rx_bytes, 1); +} +EXPORT_SYMBOL_GPL(sst_ipc_tx_message_nopm); + struct ipc_message *sst_ipc_reply_find_msg(struct sst_generic_ipc *ipc, u64 header) { @@ -280,19 +300,7 @@ int sst_ipc_init(struct sst_generic_ipc *ipc) if (ret < 0) return -ENOMEM; - /* start the IPC message thread */ - kthread_init_worker(&ipc->kworker); - ipc->tx_thread = kthread_run(kthread_worker_fn, - &ipc->kworker, "%s", - dev_name(ipc->dev)); - if (IS_ERR(ipc->tx_thread)) { - dev_err(ipc->dev, "error: failed to create message TX task\n"); - ret = PTR_ERR(ipc->tx_thread); - kfree(ipc->msg); - return ret; - } - - kthread_init_work(&ipc->kwork, ipc_tx_msgs); + INIT_WORK(&ipc->kwork, ipc_tx_msgs); return 0; } EXPORT_SYMBOL_GPL(sst_ipc_init); @@ -301,8 +309,7 @@ void sst_ipc_fini(struct sst_generic_ipc *ipc) { int i; - if (ipc->tx_thread) - kthread_stop(ipc->tx_thread); + cancel_work_sync(&ipc->kwork); if (ipc->msg) { for (i = 0; i < IPC_EMPTY_LIST_SIZE; i++) { diff --git a/sound/soc/intel/common/sst-ipc.h b/sound/soc/intel/common/sst-ipc.h index ceb7e468a3fa..7ed42a640ad6 100644 --- a/sound/soc/intel/common/sst-ipc.h +++ b/sound/soc/intel/common/sst-ipc.h @@ -23,7 +23,6 @@ #include <linux/list.h> #include <linux/workqueue.h> #include <linux/sched.h> -#include <linux/kthread.h> #define IPC_MAX_MAILBOX_BYTES 256 @@ -52,6 +51,7 @@ struct sst_plat_ipc_ops { void (*tx_data_copy)(struct ipc_message *, char *, size_t); u64 (*reply_msg_match)(u64 header, u64 *mask); bool (*is_dsp_busy)(struct sst_dsp *dsp); + int (*check_dsp_lp_on)(struct sst_dsp *dsp, bool state); }; /* SST generic IPC data */ @@ -65,8 +65,7 @@ struct sst_generic_ipc { struct list_head empty_list; wait_queue_head_t wait_txq; struct task_struct *tx_thread; - struct kthread_worker kworker; - struct kthread_work kwork; + struct work_struct kwork; bool pending; struct ipc_message *msg; int tx_data_max_size; @@ -81,6 +80,9 @@ int sst_ipc_tx_message_wait(struct sst_generic_ipc *ipc, u64 header, int sst_ipc_tx_message_nowait(struct sst_generic_ipc *ipc, u64 header, void *tx_data, size_t tx_bytes); +int sst_ipc_tx_message_nopm(struct sst_generic_ipc *ipc, u64 header, + void *tx_data, size_t tx_bytes, void *rx_data, size_t rx_bytes); + struct ipc_message *sst_ipc_reply_find_msg(struct sst_generic_ipc *ipc, u64 header); diff --git a/sound/soc/intel/common/sst-match-acpi.c b/sound/soc/intel/common/sst-match-acpi.c index 789843307a49..1070f3ad23e5 100644 --- a/sound/soc/intel/common/sst-match-acpi.c +++ b/sound/soc/intel/common/sst-match-acpi.c @@ -77,5 +77,62 @@ struct sst_acpi_mach *sst_acpi_find_machine(struct sst_acpi_mach *machines) } EXPORT_SYMBOL_GPL(sst_acpi_find_machine); +static acpi_status sst_acpi_find_package(acpi_handle handle, u32 level, + void *context, void **ret) +{ + struct acpi_device *adev; + acpi_status status = AE_OK; + struct sst_acpi_package_context *pkg_ctx = context; + + pkg_ctx->data_valid = false; + + if (acpi_bus_get_device(handle, &adev)) + return AE_OK; + + if (adev->status.present && adev->status.functional) { + struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + union acpi_object *myobj = NULL; + + status = acpi_evaluate_object_typed(handle, pkg_ctx->name, + NULL, &buffer, + ACPI_TYPE_PACKAGE); + if (ACPI_FAILURE(status)) + return AE_OK; + + myobj = buffer.pointer; + if (!myobj || myobj->package.count != pkg_ctx->length) { + kfree(buffer.pointer); + return AE_OK; + } + + status = acpi_extract_package(myobj, + pkg_ctx->format, pkg_ctx->state); + if (ACPI_FAILURE(status)) { + kfree(buffer.pointer); + return AE_OK; + } + + kfree(buffer.pointer); + pkg_ctx->data_valid = true; + return AE_CTRL_TERMINATE; + } + + return AE_OK; +} + +bool sst_acpi_find_package_from_hid(const u8 hid[ACPI_ID_LEN], + struct sst_acpi_package_context *ctx) +{ + acpi_status status; + + status = acpi_get_devices(hid, sst_acpi_find_package, ctx, NULL); + + if (ACPI_FAILURE(status) || !ctx->data_valid) + return false; + + return true; +} +EXPORT_SYMBOL_GPL(sst_acpi_find_package_from_hid); + MODULE_LICENSE("GPL v2"); MODULE_DESCRIPTION("Intel Common ACPI Match module"); diff --git a/sound/soc/intel/haswell/sst-haswell-ipc.c b/sound/soc/intel/haswell/sst-haswell-ipc.c index e432a31fd9f2..a3459d1682a6 100644 --- a/sound/soc/intel/haswell/sst-haswell-ipc.c +++ b/sound/soc/intel/haswell/sst-haswell-ipc.c @@ -26,7 +26,6 @@ #include <linux/delay.h> #include <linux/sched.h> #include <linux/platform_device.h> -#include <linux/kthread.h> #include <linux/firmware.h> #include <linux/dma-mapping.h> #include <linux/debugfs.h> @@ -818,7 +817,7 @@ static irqreturn_t hsw_irq_thread(int irq, void *context) spin_unlock_irqrestore(&sst->spinlock, flags); /* continue to send any remaining messages... */ - kthread_queue_work(&ipc->kworker, &ipc->kwork); + schedule_work(&ipc->kwork); return IRQ_HANDLED; } diff --git a/sound/soc/intel/skylake/bxt-sst.c b/sound/soc/intel/skylake/bxt-sst.c index 1d251d59bcb9..1f9f33d34000 100644 --- a/sound/soc/intel/skylake/bxt-sst.c +++ b/sound/soc/intel/skylake/bxt-sst.c @@ -43,6 +43,9 @@ #define BXT_ADSP_FW_BIN_HDR_OFFSET 0x2000 +/* Delay before scheduling D0i3 entry */ +#define BXT_D0I3_DELAY 5000 + static unsigned int bxt_get_errorcode(struct sst_dsp *ctx) { return sst_dsp_shim_read(ctx, BXT_ADSP_ERROR_CODE); @@ -288,6 +291,141 @@ sst_load_base_firmware_failed: return ret; } +/* + * Decide the D0i3 state that can be targeted based on the usecase + * ref counts and DSP state + * + * Decision Matrix: (X= dont care; state = target state) + * + * DSP state != SKL_DSP_RUNNING ; state = no d0i3 + * + * DSP state == SKL_DSP_RUNNING , the following matrix applies + * non_d0i3 >0; streaming =X; non_streaming =X; state = no d0i3 + * non_d0i3 =X; streaming =0; non_streaming =0; state = no d0i3 + * non_d0i3 =0; streaming >0; non_streaming =X; state = streaming d0i3 + * non_d0i3 =0; streaming =0; non_streaming =X; state = non-streaming d0i3 + */ +static int bxt_d0i3_target_state(struct sst_dsp *ctx) +{ + struct skl_sst *skl = ctx->thread_context; + struct skl_d0i3_data *d0i3 = &skl->d0i3; + + if (skl->cores.state[SKL_DSP_CORE0_ID] != SKL_DSP_RUNNING) + return SKL_DSP_D0I3_NONE; + + if (d0i3->non_d0i3) + return SKL_DSP_D0I3_NONE; + else if (d0i3->streaming) + return SKL_DSP_D0I3_STREAMING; + else if (d0i3->non_streaming) + return SKL_DSP_D0I3_NON_STREAMING; + else + return SKL_DSP_D0I3_NONE; +} + +static void bxt_set_dsp_D0i3(struct work_struct *work) +{ + int ret; + struct skl_ipc_d0ix_msg msg; + struct skl_sst *skl = container_of(work, + struct skl_sst, d0i3.work.work); + struct sst_dsp *ctx = skl->dsp; + struct skl_d0i3_data *d0i3 = &skl->d0i3; + int target_state; + + dev_dbg(ctx->dev, "In %s:\n", __func__); + + /* D0i3 entry allowed only if core 0 alone is running */ + if (skl_dsp_get_enabled_cores(ctx) != SKL_DSP_CORE0_MASK) { + dev_warn(ctx->dev, + "D0i3 allowed when only core0 running:Exit\n"); + return; + } + + target_state = bxt_d0i3_target_state(ctx); + if (target_state == SKL_DSP_D0I3_NONE) + return; + + msg.instance_id = 0; + msg.module_id = 0; + msg.wake = 1; + msg.streaming = 0; + if (target_state == SKL_DSP_D0I3_STREAMING) + msg.streaming = 1; + + ret = skl_ipc_set_d0ix(&skl->ipc, &msg); + + if (ret < 0) { + dev_err(ctx->dev, |