From 273020522ef62361c5d86eebe45a72418ed8dea4 Mon Sep 17 00:00:00 2001 From: Liam Girdwood Date: Fri, 12 Apr 2019 11:08:58 -0500 Subject: [PATCH] ASoC: SOF: Intel: Add platform differentiation for APL and CNL Add platform differentiation operations for different Intel HDA DSP platforms. Signed-off-by: Keyon Jie Signed-off-by: Liam Girdwood Signed-off-by: Pierre-Louis Bossart Reviewed-by: Takashi Iwai Signed-off-by: Mark Brown --- sound/soc/sof/intel/apl.c | 109 ++++++++++++++++++++ sound/soc/sof/intel/cnl.c | 249 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 358 insertions(+) create mode 100644 sound/soc/sof/intel/apl.c create mode 100644 sound/soc/sof/intel/cnl.c diff --git a/sound/soc/sof/intel/apl.c b/sound/soc/sof/intel/apl.c new file mode 100644 index 0000000..8c62826 --- /dev/null +++ b/sound/soc/sof/intel/apl.c @@ -0,0 +1,109 @@ +// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) +// +// 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. +// +// Authors: Liam Girdwood +// Ranjani Sridharan +// Rander Wang +// Keyon Jie +// + +/* + * Hardware interface for audio DSP on Apollolake and GeminiLake + */ + +#include "../sof-priv.h" +#include "hda.h" + +static const struct snd_sof_debugfs_map apl_dsp_debugfs[] = { + {"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS}, + {"pp", HDA_DSP_PP_BAR, 0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS}, + {"dsp", HDA_DSP_BAR, 0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS}, +}; + +/* apollolake ops */ +const struct snd_sof_dsp_ops sof_apl_ops = { + /* probe and remove */ + .probe = hda_dsp_probe, + .remove = hda_dsp_remove, + + /* Register IO */ + .write = sof_io_write, + .read = sof_io_read, + .write64 = sof_io_write64, + .read64 = sof_io_read64, + + /* Block IO */ + .block_read = sof_block_read, + .block_write = sof_block_write, + + /* doorbell */ + .irq_handler = hda_dsp_ipc_irq_handler, + .irq_thread = hda_dsp_ipc_irq_thread, + + /* ipc */ + .send_msg = hda_dsp_ipc_send_msg, + .fw_ready = hda_dsp_ipc_fw_ready, + + .ipc_msg_data = hda_ipc_msg_data, + .ipc_pcm_params = hda_ipc_pcm_params, + + /* debug */ + .debug_map = apl_dsp_debugfs, + .debug_map_count = ARRAY_SIZE(apl_dsp_debugfs), + .dbg_dump = hda_dsp_dump, + + /* stream callbacks */ + .pcm_open = hda_dsp_pcm_open, + .pcm_close = hda_dsp_pcm_close, + .pcm_hw_params = hda_dsp_pcm_hw_params, + .pcm_trigger = hda_dsp_pcm_trigger, + .pcm_pointer = hda_dsp_pcm_pointer, + + /* firmware loading */ + .load_firmware = snd_sof_load_firmware_raw, + + /* firmware run */ + .run = hda_dsp_cl_boot_firmware, + + /* pre/post fw run */ + .pre_fw_run = hda_dsp_pre_fw_run, + .post_fw_run = hda_dsp_post_fw_run, + + /* dsp core power up/down */ + .core_power_up = hda_dsp_enable_core, + .core_power_down = hda_dsp_core_reset_power_down, + + /* trace callback */ + .trace_init = hda_dsp_trace_init, + .trace_release = hda_dsp_trace_release, + .trace_trigger = hda_dsp_trace_trigger, + + /* DAI drivers */ + .drv = skl_dai, + .num_drv = SOF_SKL_NUM_DAIS, + + /* PM */ + .suspend = hda_dsp_suspend, + .resume = hda_dsp_resume, + .runtime_suspend = hda_dsp_runtime_suspend, + .runtime_resume = hda_dsp_runtime_resume, +}; +EXPORT_SYMBOL(sof_apl_ops); + +const struct sof_intel_dsp_desc apl_chip_info = { + /* Apollolake */ + .cores_num = 2, + .init_core_mask = 1, + .cores_mask = HDA_DSP_CORE_MASK(0) | HDA_DSP_CORE_MASK(1), + .ipc_req = HDA_DSP_REG_HIPCI, + .ipc_req_mask = HDA_DSP_REG_HIPCI_BUSY, + .ipc_ack = HDA_DSP_REG_HIPCIE, + .ipc_ack_mask = HDA_DSP_REG_HIPCIE_DONE, + .ipc_ctl = HDA_DSP_REG_HIPCCTL, + .rom_init_timeout = 150, +}; +EXPORT_SYMBOL(apl_chip_info); diff --git a/sound/soc/sof/intel/cnl.c b/sound/soc/sof/intel/cnl.c new file mode 100644 index 0000000..3e95c1e --- /dev/null +++ b/sound/soc/sof/intel/cnl.c @@ -0,0 +1,249 @@ +// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) +// +// 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. +// +// Authors: Liam Girdwood +// Ranjani Sridharan +// Rander Wang +// Keyon Jie +// + +/* + * Hardware interface for audio DSP on Cannonlake. + */ + +#include "../ops.h" +#include "hda.h" + +static const struct snd_sof_debugfs_map cnl_dsp_debugfs[] = { + {"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS}, + {"pp", HDA_DSP_PP_BAR, 0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS}, + {"dsp", HDA_DSP_BAR, 0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS}, +}; + +static void cnl_ipc_host_done(struct snd_sof_dev *sdev); +static void cnl_ipc_dsp_done(struct snd_sof_dev *sdev); + +static irqreturn_t cnl_ipc_irq_thread(int irq, void *context) +{ + struct snd_sof_dev *sdev = context; + u32 hipci; + u32 hipcctl; + u32 hipcida; + u32 hipctdr; + u32 hipctdd; + u32 msg; + u32 msg_ext; + irqreturn_t ret = IRQ_NONE; + + /* here we handle IPC interrupts only */ + if (!(sdev->irq_status & HDA_DSP_ADSPIS_IPC)) + return ret; + + hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA); + hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL); + hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR); + + /* reenable IPC interrupt */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, + HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC); + + /* reply message from DSP */ + if (hipcida & CNL_DSP_REG_HIPCIDA_DONE && + hipcctl & CNL_DSP_REG_HIPCCTL_DONE) { + hipci = snd_sof_dsp_read(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCIDR); + msg_ext = hipci & CNL_DSP_REG_HIPCIDR_MSG_MASK; + msg = hipcida & CNL_DSP_REG_HIPCIDA_MSG_MASK; + + dev_vdbg(sdev->dev, + "ipc: firmware response, msg:0x%x, msg_ext:0x%x\n", + msg, msg_ext); + + /* mask Done interrupt */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCCTL, + CNL_DSP_REG_HIPCCTL_DONE, 0); + + /* handle immediate reply from DSP core */ + hda_dsp_ipc_get_reply(sdev); + snd_sof_ipc_reply(sdev, msg); + + if (sdev->code_loading) { + sdev->code_loading = 0; + wake_up(&sdev->waitq); + } + + cnl_ipc_dsp_done(sdev); + + ret = IRQ_HANDLED; + } + + /* new message from DSP */ + if (hipctdr & CNL_DSP_REG_HIPCTDR_BUSY) { + hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCTDD); + msg = hipctdr & CNL_DSP_REG_HIPCTDR_MSG_MASK; + msg_ext = hipctdd & CNL_DSP_REG_HIPCTDD_MSG_MASK; + + dev_vdbg(sdev->dev, + "ipc: firmware initiated, msg:0x%x, msg_ext:0x%x\n", + msg, msg_ext); + + /* handle messages from DSP */ + if ((hipctdr & SOF_IPC_PANIC_MAGIC_MASK) == + SOF_IPC_PANIC_MAGIC) { + snd_sof_dsp_panic(sdev, HDA_DSP_PANIC_OFFSET(msg_ext)); + } else { + snd_sof_ipc_msgs_rx(sdev); + } + + /* + * clear busy interrupt to tell dsp controller this + * interrupt has been accepted, not trigger it again + */ + snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCTDR, + CNL_DSP_REG_HIPCTDR_BUSY, + CNL_DSP_REG_HIPCTDR_BUSY); + + cnl_ipc_host_done(sdev); + + ret = IRQ_HANDLED; + } + + return ret; +} + +static void cnl_ipc_host_done(struct snd_sof_dev *sdev) +{ + /* + * set done bit to ack dsp the msg has been + * processed and send reply msg to dsp + */ + snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCTDA, + CNL_DSP_REG_HIPCTDA_DONE, + CNL_DSP_REG_HIPCTDA_DONE); +} + +static void cnl_ipc_dsp_done(struct snd_sof_dev *sdev) +{ + /* + * set DONE bit - tell DSP we have received the reply msg + * from DSP, and processed it, don't send more reply to host + */ + snd_sof_dsp_update_bits_forced(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCIDA, + CNL_DSP_REG_HIPCIDA_DONE, + CNL_DSP_REG_HIPCIDA_DONE); + + /* unmask Done interrupt */ + snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, + CNL_DSP_REG_HIPCCTL, + CNL_DSP_REG_HIPCCTL_DONE, + CNL_DSP_REG_HIPCCTL_DONE); +} + +static int cnl_ipc_send_msg(struct snd_sof_dev *sdev, + struct snd_sof_ipc_msg *msg) +{ + u32 cmd = msg->header; + + /* send the message */ + sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, + msg->msg_size); + snd_sof_dsp_write(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR, + cmd | CNL_DSP_REG_HIPCIDR_BUSY); + + return 0; +} + +/* cannonlake ops */ +const struct snd_sof_dsp_ops sof_cnl_ops = { + /* probe and remove */ + .probe = hda_dsp_probe, + .remove = hda_dsp_remove, + + /* Register IO */ + .write = sof_io_write, + .read = sof_io_read, + .write64 = sof_io_write64, + .read64 = sof_io_read64, + + /* Block IO */ + .block_read = sof_block_read, + .block_write = sof_block_write, + + /* doorbell */ + .irq_handler = hda_dsp_ipc_irq_handler, + .irq_thread = cnl_ipc_irq_thread, + + /* ipc */ + .send_msg = cnl_ipc_send_msg, + .fw_ready = hda_dsp_ipc_fw_ready, + + .ipc_msg_data = hda_ipc_msg_data, + .ipc_pcm_params = hda_ipc_pcm_params, + + /* debug */ + .debug_map = cnl_dsp_debugfs, + .debug_map_count = ARRAY_SIZE(cnl_dsp_debugfs), + .dbg_dump = hda_dsp_dump, + + /* stream callbacks */ + .pcm_open = hda_dsp_pcm_open, + .pcm_close = hda_dsp_pcm_close, + .pcm_hw_params = hda_dsp_pcm_hw_params, + .pcm_trigger = hda_dsp_pcm_trigger, + + /* firmware loading */ + .load_firmware = snd_sof_load_firmware_raw, + + /* pre/post fw run */ + .pre_fw_run = hda_dsp_pre_fw_run, + .post_fw_run = hda_dsp_post_fw_run, + + /* dsp core power up/down */ + .core_power_up = hda_dsp_enable_core, + .core_power_down = hda_dsp_core_reset_power_down, + + /* firmware run */ + .run = hda_dsp_cl_boot_firmware, + + /* trace callback */ + .trace_init = hda_dsp_trace_init, + .trace_release = hda_dsp_trace_release, + .trace_trigger = hda_dsp_trace_trigger, + + /* DAI drivers */ + .drv = skl_dai, + .num_drv = SOF_SKL_NUM_DAIS, + + /* PM */ + .suspend = hda_dsp_suspend, + .resume = hda_dsp_resume, + .runtime_suspend = hda_dsp_runtime_suspend, + .runtime_resume = hda_dsp_runtime_resume, +}; +EXPORT_SYMBOL(sof_cnl_ops); + +const struct sof_intel_dsp_desc cnl_chip_info = { + /* Cannonlake */ + .cores_num = 4, + .init_core_mask = 1, + .cores_mask = HDA_DSP_CORE_MASK(0) | + HDA_DSP_CORE_MASK(1) | + HDA_DSP_CORE_MASK(2) | + HDA_DSP_CORE_MASK(3), + .ipc_req = CNL_DSP_REG_HIPCIDR, + .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY, + .ipc_ack = CNL_DSP_REG_HIPCIDA, + .ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE, + .ipc_ctl = CNL_DSP_REG_HIPCCTL, + .rom_init_timeout = 300, +}; +EXPORT_SYMBOL(cnl_chip_info); -- 2.7.4