diff options
Diffstat (limited to 'sound/soc/sof/intel/hda-dsp.c')
| -rw-r--r-- | sound/soc/sof/intel/hda-dsp.c | 698 |
1 files changed, 645 insertions, 53 deletions
diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index b4eacae8564c..e9f092f082a1 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -3,7 +3,7 @@ // This file is provided under a dual BSD/GPLv2 license. When using or // redistributing this file, you may do so under either license. // -// Copyright(c) 2018 Intel Corporation. All rights reserved. +// Copyright(c) 2018 Intel Corporation // // Authors: Liam Girdwood <liam.r.girdwood@linux.intel.com> // Ranjani Sridharan <ranjani.sridharan@linux.intel.com> @@ -18,12 +18,23 @@ #include <linux/module.h> #include <sound/hdaudio_ext.h> #include <sound/hda_register.h> +#include <sound/hda-mlink.h> #include <trace/events/sof_intel.h> +#include <sound/sof/xtensa.h> #include "../sof-audio.h" #include "../ops.h" #include "hda.h" +#include "mtl.h" #include "hda-ipc.h" +#define EXCEPT_MAX_HDR_SIZE 0x400 +#define HDA_EXT_ROM_STATUS_SIZE 8 + +struct hda_dsp_msg_code { + u32 code; + const char *text; +}; + static bool hda_enable_trace_D0I3_S0; #if IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG) module_param_named(enable_trace_D0I3_S0, hda_enable_trace_D0I3_S0, bool, 0444); @@ -31,6 +42,87 @@ MODULE_PARM_DESC(enable_trace_D0I3_S0, "SOF HDA enable trace when the DSP is in D0I3 in S0"); #endif +static void hda_get_interfaces(struct snd_sof_dev *sdev, u32 *interface_mask) +{ + const struct sof_intel_dsp_desc *chip; + + chip = get_chip_info(sdev->pdata); + switch (chip->hw_ip_version) { + case SOF_INTEL_TANGIER: + case SOF_INTEL_BAYTRAIL: + case SOF_INTEL_BROADWELL: + interface_mask[SOF_DAI_DSP_ACCESS] = BIT(SOF_DAI_INTEL_SSP); + break; + case SOF_INTEL_CAVS_1_5: + case SOF_INTEL_CAVS_1_5_PLUS: + interface_mask[SOF_DAI_DSP_ACCESS] = + BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC) | BIT(SOF_DAI_INTEL_HDA); + interface_mask[SOF_DAI_HOST_ACCESS] = BIT(SOF_DAI_INTEL_HDA); + break; + case SOF_INTEL_CAVS_1_8: + case SOF_INTEL_CAVS_2_0: + case SOF_INTEL_CAVS_2_5: + case SOF_INTEL_ACE_1_0: + interface_mask[SOF_DAI_DSP_ACCESS] = + BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC) | + BIT(SOF_DAI_INTEL_HDA) | BIT(SOF_DAI_INTEL_ALH); + interface_mask[SOF_DAI_HOST_ACCESS] = BIT(SOF_DAI_INTEL_HDA); + break; + case SOF_INTEL_ACE_2_0: + case SOF_INTEL_ACE_3_0: + case SOF_INTEL_ACE_4_0: + interface_mask[SOF_DAI_DSP_ACCESS] = + BIT(SOF_DAI_INTEL_SSP) | BIT(SOF_DAI_INTEL_DMIC) | + BIT(SOF_DAI_INTEL_HDA) | BIT(SOF_DAI_INTEL_ALH); + /* all interfaces accessible without DSP */ + interface_mask[SOF_DAI_HOST_ACCESS] = + interface_mask[SOF_DAI_DSP_ACCESS]; + break; + default: + break; + } +} + +u32 hda_get_interface_mask(struct snd_sof_dev *sdev) +{ + u32 interface_mask[SOF_DAI_ACCESS_NUM] = { 0 }; + + hda_get_interfaces(sdev, interface_mask); + + return interface_mask[sdev->dspless_mode_selected]; +} +EXPORT_SYMBOL_NS(hda_get_interface_mask, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +bool hda_is_chain_dma_supported(struct snd_sof_dev *sdev, u32 dai_type) +{ + u32 interface_mask[SOF_DAI_ACCESS_NUM] = { 0 }; + const struct sof_intel_dsp_desc *chip; + + if (sdev->dspless_mode_selected) + return false; + + hda_get_interfaces(sdev, interface_mask); + + if (!(interface_mask[SOF_DAI_DSP_ACCESS] & BIT(dai_type))) + return false; + + if (dai_type == SOF_DAI_INTEL_HDA) + return true; + + switch (dai_type) { + case SOF_DAI_INTEL_SSP: + case SOF_DAI_INTEL_DMIC: + case SOF_DAI_INTEL_ALH: + chip = get_chip_info(sdev->pdata); + if (chip->hw_ip_version < SOF_INTEL_ACE_2_0) + return false; + return true; + default: + return false; + } +} +EXPORT_SYMBOL_NS(hda_is_chain_dma_supported, "SND_SOC_SOF_INTEL_HDA_COMMON"); + /* * DSP Core control. */ @@ -125,6 +217,7 @@ int hda_dsp_core_stall_reset(struct snd_sof_dev *sdev, unsigned int core_mask) /* set reset state */ return hda_dsp_core_reset_enter(sdev, core_mask); } +EXPORT_SYMBOL_NS(hda_dsp_core_stall_reset, "SND_SOC_SOF_INTEL_HDA_COMMON"); bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev, unsigned int core_mask) { @@ -150,6 +243,7 @@ bool hda_dsp_core_is_enabled(struct snd_sof_dev *sdev, unsigned int core_mask) return is_enable; } +EXPORT_SYMBOL_NS(hda_dsp_core_is_enabled, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_core_run(struct snd_sof_dev *sdev, unsigned int core_mask) { @@ -177,6 +271,7 @@ int hda_dsp_core_run(struct snd_sof_dev *sdev, unsigned int core_mask) return ret; } +EXPORT_SYMBOL_NS(hda_dsp_core_run, "SND_SOC_SOF_INTEL_HDA_COMMON"); /* * Power Management. @@ -228,6 +323,7 @@ int hda_dsp_core_power_up(struct snd_sof_dev *sdev, unsigned int core_mask) return ret; } +EXPORT_SYMBOL_NS(hda_dsp_core_power_up, "SND_SOC_SOF_INTEL_HDA_COMMON"); static int hda_dsp_core_power_down(struct snd_sof_dev *sdev, unsigned int core_mask) { @@ -275,6 +371,7 @@ int hda_dsp_enable_core(struct snd_sof_dev *sdev, unsigned int core_mask) return hda_dsp_core_run(sdev, core_mask); } +EXPORT_SYMBOL_NS(hda_dsp_enable_core, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_core_reset_power_down(struct snd_sof_dev *sdev, unsigned int core_mask) @@ -315,12 +412,16 @@ int hda_dsp_core_reset_power_down(struct snd_sof_dev *sdev, return ret; } +EXPORT_SYMBOL_NS(hda_dsp_core_reset_power_down, "SND_SOC_SOF_INTEL_HDA_COMMON"); void hda_dsp_ipc_int_enable(struct snd_sof_dev *sdev) { struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_intel_dsp_desc *chip = hda->desc; + if (sdev->dspless_mode_selected) + return; + /* enable IPC DONE and BUSY interrupts */ snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl, HDA_DSP_REG_HIPCCTL_DONE | HDA_DSP_REG_HIPCCTL_BUSY, @@ -330,12 +431,16 @@ void hda_dsp_ipc_int_enable(struct snd_sof_dev *sdev) snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC); } +EXPORT_SYMBOL_NS(hda_dsp_ipc_int_enable, "SND_SOC_SOF_INTEL_HDA_COMMON"); void hda_dsp_ipc_int_disable(struct snd_sof_dev *sdev) { struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_intel_dsp_desc *chip = hda->desc; + if (sdev->dspless_mode_selected) + return; + /* disable IPC interrupt */ snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, HDA_DSP_ADSPIC_IPC, 0); @@ -344,6 +449,7 @@ void hda_dsp_ipc_int_disable(struct snd_sof_dev *sdev) snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl, HDA_DSP_REG_HIPCCTL_BUSY | HDA_DSP_REG_HIPCCTL_DONE, 0); } +EXPORT_SYMBOL_NS(hda_dsp_ipc_int_disable, "SND_SOC_SOF_INTEL_HDA_COMMON"); static int hda_dsp_wait_d0i3c_done(struct snd_sof_dev *sdev) { @@ -364,19 +470,12 @@ static int hda_dsp_wait_d0i3c_done(struct snd_sof_dev *sdev) static int hda_dsp_send_pm_gate_ipc(struct snd_sof_dev *sdev, u32 flags) { - struct sof_ipc_pm_gate pm_gate; - struct sof_ipc_reply reply; - - memset(&pm_gate, 0, sizeof(pm_gate)); + const struct sof_ipc_pm_ops *pm_ops = sof_ipc_get_ops(sdev, pm); - /* configure pm_gate ipc message */ - pm_gate.hdr.size = sizeof(pm_gate); - pm_gate.hdr.cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_GATE; - pm_gate.flags = flags; + if (pm_ops && pm_ops->set_pm_gate) + return pm_ops->set_pm_gate(sdev, flags); - /* send pm_gate ipc to dsp */ - return sof_ipc_tx_message_no_pm(sdev->ipc, &pm_gate, sizeof(pm_gate), - &reply, sizeof(reply)); + return 0; } static int hda_dsp_update_d0i3c_register(struct snd_sof_dev *sdev, u8 value) @@ -399,6 +498,12 @@ static int hda_dsp_update_d0i3c_register(struct snd_sof_dev *sdev, u8 value) snd_sof_dsp_update8(sdev, HDA_DSP_HDA_BAR, chip->d0i3_offset, SOF_HDA_VS_D0I3C_I3, value); + /* + * The value written to the D0I3C::I3 bit may not be taken into account immediately. + * A delay is recommended before checking if D0I3C::CIP is cleared + */ + usleep_range(30, 40); + /* Wait for cmd in progress to be cleared before exiting the function */ ret = hda_dsp_wait_d0i3c_done(sdev); if (ret < 0) { @@ -407,11 +512,45 @@ static int hda_dsp_update_d0i3c_register(struct snd_sof_dev *sdev, u8 value) } reg = snd_sof_dsp_read8(sdev, HDA_DSP_HDA_BAR, chip->d0i3_offset); + /* Confirm d0i3 state changed with paranoia check */ + if ((reg ^ value) & SOF_HDA_VS_D0I3C_I3) { + dev_err(sdev->dev, "failed to update D0I3C!\n"); + return -EIO; + } + trace_sof_intel_D0I3C_updated(sdev, reg); return 0; } +/* + * d0i3 streaming is enabled if all the active streams can + * work in d0i3 state and playback is enabled + */ +static bool hda_dsp_d0i3_streaming_applicable(struct snd_sof_dev *sdev) +{ + struct snd_pcm_substream *substream; + struct snd_sof_pcm *spcm; + bool playback_active = false; + int dir; + + list_for_each_entry(spcm, &sdev->pcm_list, list) { + for_each_pcm_streams(dir) { + substream = spcm->stream[dir].substream; + if (!substream || !substream->runtime) + continue; + + if (!spcm->stream[dir].d0i3_compatible) + return false; + + if (dir == SNDRV_PCM_STREAM_PLAYBACK) + playback_active = true; + } + } + + return playback_active; +} + static int hda_dsp_set_D0_state(struct snd_sof_dev *sdev, const struct sof_dsp_power_state *target_state) { @@ -453,6 +592,9 @@ static int hda_dsp_set_D0_state(struct snd_sof_dev *sdev, !hda_enable_trace_D0I3_S0 || sdev->system_suspend_target != SOF_SUSPEND_NONE) flags = HDA_PM_NO_DMA_TRACE; + + if (hda_dsp_d0i3_streaming_applicable(sdev)) + flags |= HDA_PM_PG_STREAMING; } else { /* prevent power gating in D0I0 */ flags = HDA_PM_PPG; @@ -531,31 +673,11 @@ static void hda_dsp_state_log(struct snd_sof_dev *sdev) * is called again either because of a new IPC sent to the DSP or * during system suspend/resume. */ -int hda_dsp_set_power_state(struct snd_sof_dev *sdev, - const struct sof_dsp_power_state *target_state) +static int hda_dsp_set_power_state(struct snd_sof_dev *sdev, + const struct sof_dsp_power_state *target_state) { int ret = 0; - /* - * When the DSP is already in D0I3 and the target state is D0I3, - * it could be the case that the DSP is in D0I3 during S0 - * and the system is suspending to S0Ix. Therefore, - * hda_dsp_set_D0_state() must be called to disable trace DMA - * by sending the PM_GATE IPC to the FW. - */ - if (target_state->substate == SOF_HDA_DSP_PM_D0I3 && - sdev->system_suspend_target == SOF_SUSPEND_S0IX) - goto set_state; - - /* - * For all other cases, return without doing anything if - * the DSP is already in the target state. - */ - if (target_state->state == sdev->dsp_power_state.state && - target_state->substate == sdev->dsp_power_state.substate) - return 0; - -set_state: switch (target_state->state) { case SOF_DSP_PM_D0: ret = hda_dsp_set_D0_state(sdev, target_state); @@ -587,6 +709,44 @@ set_state: return ret; } +int hda_dsp_set_power_state_ipc3(struct snd_sof_dev *sdev, + const struct sof_dsp_power_state *target_state) +{ + /* + * When the DSP is already in D0I3 and the target state is D0I3, + * it could be the case that the DSP is in D0I3 during S0 + * and the system is suspending to S0Ix. Therefore, + * hda_dsp_set_D0_state() must be called to disable trace DMA + * by sending the PM_GATE IPC to the FW. + */ + if (target_state->substate == SOF_HDA_DSP_PM_D0I3 && + sdev->system_suspend_target == SOF_SUSPEND_S0IX) + return hda_dsp_set_power_state(sdev, target_state); + + /* + * For all other cases, return without doing anything if + * the DSP is already in the target state. + */ + if (target_state->state == sdev->dsp_power_state.state && + target_state->substate == sdev->dsp_power_state.substate) + return 0; + + return hda_dsp_set_power_state(sdev, target_state); +} +EXPORT_SYMBOL_NS(hda_dsp_set_power_state_ipc3, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +int hda_dsp_set_power_state_ipc4(struct snd_sof_dev *sdev, + const struct sof_dsp_power_state *target_state) +{ + /* Return without doing anything if the DSP is already in the target state */ + if (target_state->state == sdev->dsp_power_state.state && + target_state->substate == sdev->dsp_power_state.substate) + return 0; + + return hda_dsp_set_power_state(sdev, target_state); +} +EXPORT_SYMBOL_NS(hda_dsp_set_power_state_ipc4, "SND_SOC_SOF_INTEL_HDA_COMMON"); + /* * Audio DSP states may transform as below:- * @@ -622,17 +782,27 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend) struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_intel_dsp_desc *chip = hda->desc; struct hdac_bus *bus = sof_to_bus(sdev); + bool imr_lost = false; int ret, j; /* - * The memory used for IMR boot loses its content in deeper than S3 state - * We must not try IMR boot on next power up (as it will fail). - * + * The memory used for IMR boot loses its content in deeper than S3 + * state on CAVS platforms. + * On ACE platforms due to the system architecture the IMR content is + * lost at S3 state already, they are tailored for s2idle use. + * We must not try IMR boot on next power up in these cases as it will + * fail. + */ + if (sdev->system_suspend_target > SOF_SUSPEND_S3 || + (chip->hw_ip_version >= SOF_INTEL_ACE_1_0 && + sdev->system_suspend_target == SOF_SUSPEND_S3)) + imr_lost = true; + + /* * In case of firmware crash or boot failure set the skip_imr_boot to true * as well in order to try to re-load the firmware to do a 'cold' boot. */ - if (sdev->system_suspend_target > SOF_SUSPEND_S3 || - sdev->fw_state == SOF_FW_CRASHED || + if (imr_lost || sdev->fw_state == SOF_FW_CRASHED || sdev->fw_state == SOF_FW_BOOT_FAILED) hda->skip_imr_boot = true; @@ -640,11 +810,17 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend) if (ret < 0) return ret; + /* make sure that no irq handler is pending before shutdown */ + synchronize_irq(sdev->ipc_irq); + hda_codec_jack_wake_enable(sdev, runtime_suspend); /* power down all hda links */ hda_bus_ml_suspend(bus); + if (sdev->dspless_mode_selected) + goto skip_dsp; + ret = chip->power_down_dsp(sdev); if (ret < 0) { dev_err(sdev->dev, "failed to power down DSP during suspend\n"); @@ -658,6 +834,7 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend) /* disable ppcap interrupt */ hda_dsp_ctrl_ppcap_enable(sdev, false); hda_dsp_ctrl_ppcap_int_enable(sdev, false); +skip_dsp: /* disable hda bus irq and streams */ hda_dsp_ctrl_stop_chip(sdev); @@ -694,7 +871,7 @@ static int hda_resume(struct snd_sof_dev *sdev, bool runtime_resume) snd_sof_pci_update_bits(sdev, PCI_TCSEL, 0x07, 0); /* reset and start hda controller */ - ret = hda_dsp_ctrl_init_chip(sdev); + ret = hda_dsp_ctrl_init_chip(sdev, false); if (ret < 0) { dev_err(sdev->dev, "error: failed to start controller after resume\n"); @@ -708,9 +885,11 @@ static int hda_resume(struct snd_sof_dev *sdev, bool runtime_resume) hda_codec_jack_check(sdev); } - /* enable ppcap interrupt */ - hda_dsp_ctrl_ppcap_enable(sdev, true); - hda_dsp_ctrl_ppcap_int_enable(sdev, true); + if (!sdev->dspless_mode_selected) { + /* enable ppcap interrupt */ + hda_dsp_ctrl_ppcap_enable(sdev, true); + hda_dsp_ctrl_ppcap_int_enable(sdev, true); + } cleanup: /* display codec can powered off after controller init */ @@ -752,7 +931,7 @@ int hda_dsp_resume(struct snd_sof_dev *sdev) } /* restore L1SEN bit */ - if (hda->l1_support_changed) + if (hda->l1_disabled) snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_EM2, HDA_VS_INTEL_EM2_L1SEN, 0); @@ -770,6 +949,7 @@ int hda_dsp_resume(struct snd_sof_dev *sdev) return snd_sof_dsp_set_power_state(sdev, &target_state); } +EXPORT_SYMBOL_NS(hda_dsp_resume, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_runtime_resume(struct snd_sof_dev *sdev) { @@ -785,6 +965,7 @@ int hda_dsp_runtime_resume(struct snd_sof_dev *sdev) return snd_sof_dsp_set_power_state(sdev, &target_state); } +EXPORT_SYMBOL_NS(hda_dsp_runtime_resume, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_runtime_idle(struct snd_sof_dev *sdev) { @@ -798,6 +979,7 @@ int hda_dsp_runtime_idle(struct snd_sof_dev *sdev) return 0; } +EXPORT_SYMBOL_NS(hda_dsp_runtime_idle, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev) { @@ -807,8 +989,14 @@ int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev) }; int ret; - /* cancel any attempt for DSP D0I3 */ - cancel_delayed_work_sync(&hda->d0i3_work); + if (!sdev->dspless_mode_selected) { + /* cancel any attempt for DSP D0I3 */ + cancel_delayed_work_sync(&hda->d0i3_work); + + /* Cancel the microphone privacy work if mic privacy is active */ + if (hda->mic_privacy.active) + cancel_work_sync(&hda->mic_privacy.work); + } /* stop hda controller and power dsp off */ ret = hda_suspend(sdev, true); @@ -817,6 +1005,7 @@ int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev) return snd_sof_dsp_set_power_state(sdev, &target_state); } +EXPORT_SYMBOL_NS(hda_dsp_runtime_suspend, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) { @@ -830,8 +1019,14 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) }; int ret; - /* cancel any attempt for DSP D0I3 */ - cancel_delayed_work_sync(&hda->d0i3_work); + if (!sdev->dspless_mode_selected) { + /* cancel any attempt for DSP D0I3 */ + cancel_delayed_work_sync(&hda->d0i3_work); + + /* Cancel the microphone privacy work if mic privacy is active */ + if (hda->mic_privacy.active) + cancel_work_sync(&hda->mic_privacy.work); + } if (target_state == SOF_DSP_PM_D0) { /* Set DSP power state */ @@ -844,11 +1039,9 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) } /* enable L1SEN to make sure the system can enter S0Ix */ - hda->l1_support_changed = - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, - HDA_VS_INTEL_EM2, - HDA_VS_INTEL_EM2_L1SEN, - HDA_VS_INTEL_EM2_L1SEN); + if (hda->l1_disabled) + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_EM2, + HDA_VS_INTEL_EM2_L1SEN, HDA_VS_INTEL_EM2_L1SEN); /* stop the CORB/RIRB DMA if it is On */ hda_codec_suspend_cmd_io(sdev); @@ -877,6 +1070,7 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) return snd_sof_dsp_set_power_state(sdev, &target_dsp_state); } +EXPORT_SYMBOL_NS(hda_dsp_suspend, "SND_SOC_SOF_INTEL_HDA_COMMON"); static unsigned int hda_dsp_check_for_dma_streams(struct snd_sof_dev *sdev) { @@ -949,12 +1143,14 @@ int hda_dsp_shutdown_dma_flush(struct snd_sof_dev *sdev) return ret; } +EXPORT_SYMBOL_NS(hda_dsp_shutdown_dma_flush, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_shutdown(struct snd_sof_dev *sdev) { sdev->system_suspend_target = SOF_SUSPEND_S3; return snd_sof_suspend(sdev->dev); } +EXPORT_SYMBOL_NS(hda_dsp_shutdown, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev) { @@ -967,6 +1163,7 @@ int hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev) return ret; } +EXPORT_SYMBOL_NS(hda_dsp_set_hw_params_upon_resume, "SND_SOC_SOF_INTEL_HDA_COMMON"); void hda_dsp_d0i3_work(struct work_struct *work) { @@ -993,6 +1190,7 @@ void hda_dsp_d0i3_work(struct work_struct *work) "error: failed to set DSP state %d substate %d\n", target_state.state, target_state.substate); } +EXPORT_SYMBOL_NS(hda_dsp_d0i3_work, "SND_SOC_SOF_INTEL_HDA_COMMON"); int hda_dsp_core_get(struct snd_sof_dev *sdev, int core) { @@ -1033,6 +1231,115 @@ power_down: return ret; } +EXPORT_SYMBOL_NS(hda_dsp_core_get, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE) +void hda_common_enable_sdw_irq(struct snd_sof_dev *sdev, bool enable) +{ + struct sof_intel_hda_dev *hdev; + + hdev = sdev->pdata->hw_pdata; + + if (!hdev->sdw) + return; + + snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC2, + HDA_DSP_REG_ADSPIC2_SNDW, + enable ? HDA_DSP_REG_ADSPIC2_SNDW : 0); +} +EXPORT_SYMBOL_NS(hda_common_enable_sdw_irq, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +void hda_sdw_int_enable(struct snd_sof_dev *sdev, bool enable) +{ + u32 interface_mask = hda_get_interface_mask(sdev); + const struct sof_intel_dsp_desc *chip; + + if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) + return; + + chip = get_chip_info(sdev->pdata); + if (chip && chip->enable_sdw_irq) + chip->enable_sdw_irq(sdev, enable); +} +EXPORT_SYMBOL_NS(hda_sdw_int_enable, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +int hda_sdw_check_lcount_common(struct snd_sof_dev *sdev) +{ + struct sof_intel_hda_dev *hdev; + struct sdw_intel_ctx *ctx; + u32 caps; + + hdev = sdev->pdata->hw_pdata; + ctx = hdev->sdw; + + caps = snd_sof_dsp_read(sdev, HDA_DSP_BAR, ctx->shim_base + SDW_SHIM_LCAP); + caps &= SDW_SHIM_LCAP_LCOUNT_MASK; + + /* Check HW supported vs property value */ + if (caps < ctx->count) { + dev_err(sdev->dev, + "%s: BIOS master count %d is larger than hardware capabilities %d\n", + __func__, ctx->count, caps); + return -EINVAL; + } + + return 0; +} +EXPORT_SYMBOL_NS(hda_sdw_check_lcount_common, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +int hda_sdw_check_lcount_ext(struct snd_sof_dev *sdev) +{ + struct sof_intel_hda_dev *hdev; + struct sdw_intel_ctx *ctx; + struct hdac_bus *bus; + u32 slcount; + + bus = sof_to_bus(sdev); + + hdev = sdev->pdata->hw_pdata; + ctx = hdev->sdw; + + slcount = hdac_bus_eml_get_count(bus, true, AZX_REG_ML_LEPTR_ID_SDW); + + /* Check HW supported vs property value */ + if (slcount < ctx->count) { + dev_err(sdev->dev, + "%s: BIOS master count %d is larger than hardware capabilities %d\n", + __func__, ctx->count, slcount); + return -EINVAL; + } + + return 0; +} +EXPORT_SYMBOL_NS(hda_sdw_check_lcount_ext, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +int hda_sdw_check_lcount(struct snd_sof_dev *sdev) +{ + const struct sof_intel_dsp_desc *chip; + + chip = get_chip_info(sdev->pdata); + if (chip && chip->read_sdw_lcount) + return chip->read_sdw_lcount(sdev); + + return 0; +} +EXPORT_SYMBOL_NS(hda_sdw_check_lcount, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +void hda_sdw_process_wakeen(struct snd_sof_dev *sdev) +{ + u32 interface_mask = hda_get_interface_mask(sdev); + const struct sof_intel_dsp_desc *chip; + + if (!(interface_mask & BIT(SOF_DAI_INTEL_ALH))) + return; + + chip = get_chip_info(sdev->pdata); + if (chip && chip->sdw_process_wakeen) + chip->sdw_process_wakeen(sdev); +} +EXPORT_SYMBOL_NS(hda_sdw_process_wakeen, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +#endif int hda_dsp_disable_interrupts(struct snd_sof_dev *sdev) { @@ -1041,3 +1348,288 @@ int hda_dsp_disable_interrupts(struct snd_sof_dev *sdev) return 0; } +EXPORT_SYMBOL_NS(hda_dsp_disable_interrupts, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +static const struct hda_dsp_msg_code hda_dsp_rom_fw_error_texts[] = { + {HDA_DSP_ROM_CSE_ERROR, "error: cse error"}, + {HDA_DSP_ROM_CSE_WRONG_RESPONSE, "error: cse wrong response"}, + {HDA_DSP_ROM_IMR_TO_SMALL, "error: IMR too small"}, + {HDA_DSP_ROM_BASE_FW_NOT_FOUND, "error: base fw not found"}, + {HDA_DSP_ROM_CSE_VALIDATION_FAILED, "error: signature verification failed"}, + {HDA_DSP_ROM_IPC_FATAL_ERROR, "error: ipc fatal error"}, + {HDA_DSP_ROM_L2_CACHE_ERROR, "error: L2 cache error"}, + {HDA_DSP_ROM_LOAD_OFFSET_TO_SMALL, "error: load offset too small"}, + {HDA_DSP_ROM_API_PTR_INVALID, "error: API ptr invalid"}, + {HDA_DSP_ROM_BASEFW_INCOMPAT, "error: base fw incompatible"}, + {HDA_DSP_ROM_UNHANDLED_INTERRUPT, "error: unhandled interrupt"}, + {HDA_DSP_ROM_MEMORY_HOLE_ECC, "error: ECC memory hole"}, + {HDA_DSP_ROM_KERNEL_EXCEPTION, "error: kernel exception"}, + {HDA_DSP_ROM_USER_EXCEPTION, "error: user exception"}, + {HDA_DSP_ROM_UNEXPECTED_RESET, "error: unexpected reset"}, + {HDA_DSP_ROM_NULL_FW_ENTRY, "error: null FW entry point"}, +}; + +#define FSR_ROM_STATE_ENTRY(state) {FSR_STATE_ROM_##state, #state} +static const struct hda_dsp_msg_code cavs_fsr_rom_state_names[] = { + FSR_ROM_STATE_ENTRY(INIT), + FSR_ROM_STATE_ENTRY(INIT_DONE), + FSR_ROM_STATE_ENTRY(CSE_MANIFEST_LOADED), + FSR_ROM_STATE_ENTRY(FW_MANIFEST_LOADED), + FSR_ROM_STATE_ENTRY(FW_FW_LOADED), + FSR_ROM_STATE_ENTRY(FW_ENTERED), + FSR_ROM_STATE_ENTRY(VERIFY_FEATURE_MASK), + FSR_ROM_STATE_ENTRY(GET_LOAD_OFFSET), + FSR_ROM_STATE_ENTRY(FETCH_ROM_EXT), + FSR_ROM_STATE_ENTRY(FETCH_ROM_EXT_DONE), + /* CSE states */ + FSR_ROM_STATE_ENTRY(CSE_IMR_REQUEST), + FSR_ROM_STATE_ENTRY(CSE_IMR_GRANTED), + FSR_ROM_STATE_ENTRY(CSE_VALIDATE_IMAGE_REQUEST), + FSR_ROM_STATE_ENTRY(CSE_IMAGE_VALIDATED), + FSR_ROM_STATE_ENTRY(CSE_IPC_IFACE_INIT), + FSR_ROM_STATE_ENTRY(CSE_IPC_RESET_PHASE_1), + FSR_ROM_STATE_ENTRY(CSE_IPC_OPERATIONAL_ENTRY), + FSR_ROM_STATE_ENTRY(CSE_IPC_OPERATIONAL), + FSR_ROM_STATE_ENTRY(CSE_IPC_DOWN), +}; + +static const struct hda_dsp_msg_code ace_fsr_rom_state_names[] = { + FSR_ROM_STATE_ENTRY(INIT), + FSR_ROM_STATE_ENTRY(INIT_DONE), + FSR_ROM_STATE_ENTRY(CSE_MANIFEST_LOADED), + FSR_ROM_STATE_ENTRY(FW_MANIFEST_LOADED), + FSR_ROM_STATE_ENTRY(FW_FW_LOADED), + FSR_ROM_STATE_ENTRY(FW_ENTERED), + FSR_ROM_STATE_ENTRY(VERIFY_FEATURE_MASK), + FSR_ROM_STATE_ENTRY(GET_LOAD_OFFSET), + FSR_ROM_STATE_ENTRY(RESET_VECTOR_DONE), + FSR_ROM_STATE_ENTRY(PURGE_BOOT), + FSR_ROM_STATE_ENTRY(RESTORE_BOOT), + FSR_ROM_STATE_ENTRY(FW_ENTRY_POINT), + FSR_ROM_STATE_ENTRY(VALIDATE_PUB_KEY), + FSR_ROM_STATE_ENTRY(POWER_DOWN_HPSRAM), + FSR_ROM_STATE_ENTRY(POWER_DOWN_ULPSRAM), + FSR_ROM_STATE_ENTRY(POWER_UP_ULPSRAM_STACK), + FSR_ROM_STATE_ENTRY(POWER_UP_HPSRAM_DMA), + FSR_ROM_STATE_ENTRY(BEFORE_EP_POINTER_READ), + FSR_ROM_STATE_ENTRY(VALIDATE_MANIFEST), + FSR_ROM_STATE_ENTRY(VALIDATE_FW_MODULE), + FSR_ROM_STATE_ENTRY(PROTECT_IMR_REGION), + FSR_ROM_STATE_ENTRY(PUSH_MODEL_ROUTINE), + FSR_ROM_STATE_ENTRY(PULL_MODEL_ROUTINE), + FSR_ROM_STATE_ENTRY(VALIDATE_PKG_DIR), + FSR_ROM_STATE_ENTRY(VALIDATE_CPD), + FSR_ROM_STATE_ENTRY(VALIDATE_CSS_MAN_HEADER), + FSR_ROM_STATE_ENTRY(VALIDATE_BLOB_SVN), + FSR_ROM_STATE_ENTRY(VERIFY_IFWI_PARTITION), + FSR_ROM_STATE_ENTRY(REMOVE_ACCESS_CONTROL), + FSR_ROM_STATE_ENTRY(AUTH_BYPASS), + FSR_ROM_STATE_ENTRY(AUTH_ENABLED), + FSR_ROM_STATE_ENTRY(INIT_DMA), + FSR_ROM_STATE_ENTRY(PURGE_FW_ENTRY), + FSR_ROM_STATE_ENTRY(PURGE_FW_END), + FSR_ROM_STATE_ENTRY(CLEAN_UP_BSS_DONE), + FSR_ROM_STATE_ENTRY(IMR_RESTORE_ENTRY), + FSR_ROM_STATE_ENTRY(IMR_RESTORE_END), + FSR_ROM_STATE_ENTRY(FW_MANIFEST_IN_DMA_BUFF), + FSR_ROM_STATE_ENTRY(LOAD_CSE_MAN_TO_IMR), + FSR_ROM_STATE_ENTRY(LOAD_FW_MAN_TO_IMR), + FSR_ROM_STATE_ENTRY(LOAD_FW_CODE_TO_IMR), + FSR_ROM_STATE_ENTRY(FW_LOADING_DONE), + FSR_ROM_STATE_ENTRY(FW_CODE_LOADED), + FSR_ROM_STATE_ENTRY(VERIFY_IMAGE_TYPE), + FSR_ROM_STATE_ENTRY(AUTH_API_INIT), + FSR_ROM_STATE_ENTRY(AUTH_API_PROC), + FSR_ROM_STATE_ENTRY(AUTH_API_FIRST_BUSY), + FSR_ROM_STATE_ENTRY(AUTH_API_FIRST_RESULT), + FSR_ROM_STATE_ENTRY(AUTH_API_CLEANUP), +}; + +#define FSR_BRINGUP_STATE_ENTRY(state) {FSR_STATE_BRINGUP_##state, #state} +static const struct hda_dsp_msg_code fsr_bringup_state_names[] = { + FSR_BRINGUP_STATE_ENTRY(INIT), + FSR_BRINGUP_STATE_ENTRY(INIT_DONE), + FSR_BRINGUP_STATE_ENTRY(HPSRAM_LOAD), + FSR_BRINGUP_STATE_ENTRY(UNPACK_START), + FSR_BRINGUP_STATE_ENTRY(IMR_RESTORE), + FSR_BRINGUP_STATE_ENTRY(FW_ENTERED), +}; + +#define FSR_WAIT_STATE_ENTRY(state) {FSR_WAIT_FOR_##state, #state} +static const struct hda_dsp_msg_code fsr_wait_state_names[] = { + FSR_WAIT_STATE_ENTRY(IPC_BUSY), + FSR_WAIT_STATE_ENTRY(IPC_DONE), + FSR_WAIT_STATE_ENTRY(CACHE_INVALIDATION), + FSR_WAIT_STATE_ENTRY(LP_SRAM_OFF), + FSR_WAIT_STATE_ENTRY(DMA_BUFFER_FULL), + FSR_WAIT_STATE_ENTRY(CSE_CSR), +}; + +#define FSR_MODULE_NAME_ENTRY(mod) [FSR_MOD_##mod] = #mod +static const char * const fsr_module_names[] = { + FSR_MODULE_NAME_ENTRY(ROM), + FSR_MODULE_NAME_ENTRY(ROM_BYP), + FSR_MODULE_NAME_ENTRY(BASE_FW), + FSR_MODULE_NAME_ENTRY(LP_BOOT), + FSR_MODULE_NAME_ENTRY(BRNGUP), + FSR_MODULE_NAME_ENTRY(ROM_EXT), +}; + +static const char * +hda_dsp_get_state_text(u32 code, const struct hda_dsp_msg_code *msg_code, + size_t array_size) +{ + int i; + + for (i = 0; i < array_size; i++) { + if (code == msg_code[i].code) + return msg_code[i].text; + } + + return NULL; +} + +void hda_dsp_get_state(struct snd_sof_dev *sdev, const char *level) +{ + const struct sof_intel_dsp_desc *chip = get_chip_info(sdev->pdata); + const char *state_text, *error_text, *module_text; + u32 fsr, state, wait_state, module, error_code; + + fsr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg); + state = FSR_TO_STATE_CODE(fsr); + wait_state = FSR_TO_WAIT_STATE_CODE(fsr); + module = FSR_TO_MODULE_CODE(fsr); + + if (module > FSR_MOD_ROM_EXT) + module_text = "unknown"; + else + module_text = fsr_module_names[module]; + + if (module == FSR_MOD_BRNGUP) { + state_text = hda_dsp_get_state_text(state, fsr_bringup_state_names, + ARRAY_SIZE(fsr_bringup_state_names)); + } else { + if (chip->hw_ip_version < SOF_INTEL_ACE_1_0) + state_text = hda_dsp_get_state_text(state, + cavs_fsr_rom_state_names, + ARRAY_SIZE(cavs_fsr_rom_state_names)); + else + state_text = hda_dsp_get_state_text(state, + ace_fsr_rom_state_names, + ARRAY_SIZE(ace_fsr_rom_state_names)); + } + + /* not for us, must be generic sof message */ + if (!state_text) { + dev_printk(level, sdev->dev, "%#010x: unknown ROM status value\n", fsr); + return; + } + + if (wait_state) { + const char *wait_state_text; + + wait_state_text = hda_dsp_get_state_text(wait_state, fsr_wait_state_names, + ARRAY_SIZE(fsr_wait_state_names)); + if (!wait_state_text) + wait_state_text = "unknown"; + + dev_printk(level, sdev->dev, + "%#010x: module: %s, state: %s, waiting for: %s, %s\n", + fsr, module_text, state_text, wait_state_text, + fsr & FSR_HALTED ? "not running" : "running"); + } else { + dev_printk(level, sdev->dev, "%#010x: module: %s, state: %s, %s\n", + fsr, module_text, state_text, + fsr & FSR_HALTED ? "not running" : "running"); + } + + error_code = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg + 4); + if (!error_code) + return; + + error_text = hda_dsp_get_state_text(error_code, hda_dsp_rom_fw_error_texts, + ARRAY_SIZE(hda_dsp_rom_fw_error_texts)); + if (!error_text) + error_text = "unknown"; + + if (state == FSR_STATE_FW_ENTERED) + dev_printk(level, sdev->dev, "status code: %#x (%s)\n", error_code, + error_text); + else + dev_printk(level, sdev->dev, "error code: %#x (%s)\n", error_code, + error_text); +} +EXPORT_SYMBOL_NS(hda_dsp_get_state, "SND_SOC_SOF_INTEL_HDA_COMMON"); + +static void hda_dsp_get_registers(struct snd_sof_dev *sdev, + struct sof_ipc_dsp_oops_xtensa *xoops, + struct sof_ipc_panic_info *panic_info, + u32 *stack, size_t stack_words) +{ + u32 offset = sdev->dsp_oops_offset; + + /* first read registers */ + sof_mailbox_read(sdev, offset, xoops, sizeof(*xoops)); + + /* note: variable AR register array is not read */ + + /* then get panic info */ + if (xoops->arch_hdr.totalsize > EXCEPT_MAX_HDR_SIZE) { + dev_err(sdev->dev, "invalid header size 0x%x. FW oops is bogus\n", + xoops->arch_hdr.totalsize); + return; + } + offset += xoops->arch_hdr.totalsize; + sof_block_read(sdev, sdev->mmio_bar, offset, + panic_info, sizeof(*panic_info)); + + /* then get the stack */ + offset += sizeof(*panic_info); + sof_block_read(sdev, sdev->mmio_bar, offset, stack, + stack_words * sizeof(u32)); +} + +/* dump the first 8 dwords representing the extended ROM status */ +void hda_dsp_dump_ext_rom_status(struct snd_sof_dev *sdev, const char *level, + u32 flags) +{ + const struct sof_intel_dsp_desc *chip; + char msg[128]; + int len = 0; + u32 value; + int i; + + chip = get_chip_info(sdev->pdata); + for (i = 0; i < HDA_EXT_ROM_STATUS_SIZE; i++) { + value = snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg + i * 0x4); + len += scnprintf(msg + len, sizeof(msg) - len, " 0x%x", value); + } + + dev_printk(level, sdev->dev, "extended rom status: %s", msg); + +} + +void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags) +{ + char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR; + struct sof_ipc_dsp_oops_xtensa xoops; + struct sof_ipc_panic_info panic_info; + u32 stack[HDA_DSP_STACK_DUMP_SIZE]; + + /* print ROM/FW status */ + hda_dsp_get_state(sdev, level); + + /* The firmware register dump only available with IPC3 */ + if (flags & SOF_DBG_DUMP_REGS && sdev->pdata->ipc_type == SOF_IPC_TYPE_3) { + u32 status = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_STATUS); + u32 panic = snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_FW_TRACEP); + + hda_dsp_get_registers(sdev, &xoops, &panic_info, stack, + HDA_DSP_STACK_DUMP_SIZE); + sof_print_oops_and_stack(sdev, level, status, panic, &xoops, + &panic_info, stack, HDA_DSP_STACK_DUMP_SIZE); + } else { + hda_dsp_dump_ext_rom_status(sdev, level, flags); + } +} +EXPORT_SYMBOL_NS(hda_dsp_dump, "SND_SOC_SOF_INTEL_HDA_COMMON"); |