Split between ACPI/PCI parts and use common module.

Since it's a split of existing code, the same dual-license is used for the new atom.c and atom.h files.

Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Bard Liao bard.liao@intel.com Reviewed-by: Guennadi Liakhovetski guennadi.liakhovetski@linux.intel.com Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com --- sound/soc/sof/intel/Makefile | 5 +- sound/soc/sof/intel/atom.c | 463 +++++++++++++++++++++++ sound/soc/sof/intel/atom.h | 74 ++++ sound/soc/sof/intel/byt.c | 667 +--------------------------------- sound/soc/sof/intel/pci-tng.c | 171 ++++++++- 5 files changed, 723 insertions(+), 657 deletions(-) create mode 100644 sound/soc/sof/intel/atom.c create mode 100644 sound/soc/sof/intel/atom.h

diff --git a/sound/soc/sof/intel/Makefile b/sound/soc/sof/intel/Makefile index f3d6f7070fb3..feae487f0227 100644 --- a/sound/soc/sof/intel/Makefile +++ b/sound/soc/sof/intel/Makefile @@ -13,7 +13,10 @@ snd-sof-intel-hda-common-$(CONFIG_SND_SOC_SOF_HDA_PROBES) += hda-compress.o

snd-sof-intel-hda-objs := hda-codec.o

-obj-$(CONFIG_SND_SOC_SOF_INTEL_ATOM_HIFI_EP) += snd-sof-acpi-intel-byt.o +snd-sof-intel-atom-objs := atom.o + +obj-$(CONFIG_SND_SOC_SOF_INTEL_ATOM_HIFI_EP) += snd-sof-intel-atom.o +obj-$(CONFIG_SND_SOC_SOF_BAYTRAIL) += snd-sof-acpi-intel-byt.o obj-$(CONFIG_SND_SOC_SOF_BROADWELL) += snd-sof-acpi-intel-bdw.o obj-$(CONFIG_SND_SOC_SOF_INTEL_HIFI_EP_IPC) += snd-sof-intel-ipc.o obj-$(CONFIG_SND_SOC_SOF_HDA_COMMON) += snd-sof-intel-hda-common.o diff --git a/sound/soc/sof/intel/atom.c b/sound/soc/sof/intel/atom.c new file mode 100644 index 000000000000..d8804efede5e --- /dev/null +++ b/sound/soc/sof/intel/atom.c @@ -0,0 +1,463 @@ +// SPDX-License-Identifier: (GPL-2.0-only 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) 2018-2021 Intel Corporation. All rights reserved. +// +// Author: Liam Girdwood liam.r.girdwood@linux.intel.com +// + +/* + * Hardware interface for audio DSP on Atom devices + */ + +#include <linux/module.h> +#include <sound/sof.h> +#include <sound/sof/xtensa.h> +#include <sound/soc-acpi.h> +#include <sound/soc-acpi-intel-match.h> +#include <sound/intel-dsp-config.h> +#include "../ops.h" +#include "shim.h" +#include "atom.h" +#include "../sof-acpi-dev.h" +#include "../sof-audio.h" +#include "../../intel/common/soc-intel-quirks.h" + +static void atom_host_done(struct snd_sof_dev *sdev); +static void atom_dsp_done(struct snd_sof_dev *sdev); +static void atom_get_reply(struct snd_sof_dev *sdev); + +/* + * Debug + */ + +static void atom_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 regsisters */ + 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_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info)); + + /* then get the stack */ + offset += sizeof(*panic_info); + sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32)); +} + +void atom_dump(struct snd_sof_dev *sdev, u32 flags) +{ + struct sof_ipc_dsp_oops_xtensa xoops; + struct sof_ipc_panic_info panic_info; + u32 stack[STACK_DUMP_SIZE]; + u64 status, panic, imrd, imrx; + + /* now try generic SOF status messages */ + status = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD); + panic = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX); + atom_get_registers(sdev, &xoops, &panic_info, stack, + STACK_DUMP_SIZE); + snd_sof_get_status(sdev, status, panic, &xoops, &panic_info, stack, + STACK_DUMP_SIZE); + + /* provide some context for firmware debug */ + imrx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IMRX); + imrd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IMRD); + dev_err(sdev->dev, + "error: ipc host -> DSP: pending %s complete %s raw 0x%llx\n", + (panic & SHIM_IPCX_BUSY) ? "yes" : "no", + (panic & SHIM_IPCX_DONE) ? "yes" : "no", panic); + dev_err(sdev->dev, + "error: mask host: pending %s complete %s raw 0x%llx\n", + (imrx & SHIM_IMRX_BUSY) ? "yes" : "no", + (imrx & SHIM_IMRX_DONE) ? "yes" : "no", imrx); + dev_err(sdev->dev, + "error: ipc DSP -> host: pending %s complete %s raw 0x%llx\n", + (status & SHIM_IPCD_BUSY) ? "yes" : "no", + (status & SHIM_IPCD_DONE) ? "yes" : "no", status); + dev_err(sdev->dev, + "error: mask DSP: pending %s complete %s raw 0x%llx\n", + (imrd & SHIM_IMRD_BUSY) ? "yes" : "no", + (imrd & SHIM_IMRD_DONE) ? "yes" : "no", imrd); + +} +EXPORT_SYMBOL_NS(atom_dump, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +/* + * IPC Doorbell IRQ handler and thread. + */ + +irqreturn_t atom_irq_handler(int irq, void *context) +{ + struct snd_sof_dev *sdev = context; + u64 ipcx, ipcd; + int ret = IRQ_NONE; + + ipcx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX); + ipcd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD); + + if (ipcx & SHIM_BYT_IPCX_DONE) { + + /* reply message from DSP, Mask Done interrupt first */ + snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, + SHIM_IMRX, + SHIM_IMRX_DONE, + SHIM_IMRX_DONE); + ret = IRQ_WAKE_THREAD; + } + + if (ipcd & SHIM_BYT_IPCD_BUSY) { + + /* new message from DSP, Mask Busy interrupt first */ + snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, + SHIM_IMRX, + SHIM_IMRX_BUSY, + SHIM_IMRX_BUSY); + ret = IRQ_WAKE_THREAD; + } + + return ret; +} +EXPORT_SYMBOL_NS(atom_irq_handler, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +irqreturn_t atom_irq_thread(int irq, void *context) +{ + struct snd_sof_dev *sdev = context; + u64 ipcx, ipcd; + + ipcx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX); + ipcd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD); + + /* reply message from DSP */ + if (ipcx & SHIM_BYT_IPCX_DONE) { + + spin_lock_irq(&sdev->ipc_lock); + + /* + * handle immediate reply from DSP core. If the msg is + * found, set done bit in cmd_done which is called at the + * end of message processing function, else set it here + * because the done bit can't be set in cmd_done function + * which is triggered by msg + */ + atom_get_reply(sdev); + snd_sof_ipc_reply(sdev, ipcx); + + atom_dsp_done(sdev); + + spin_unlock_irq(&sdev->ipc_lock); + } + + /* new message from DSP */ + if (ipcd & SHIM_BYT_IPCD_BUSY) { + + /* Handle messages from DSP Core */ + if ((ipcd & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { + snd_sof_dsp_panic(sdev, PANIC_OFFSET(ipcd) + + MBOX_OFFSET); + } else { + snd_sof_ipc_msgs_rx(sdev); + } + + atom_host_done(sdev); + } + + return IRQ_HANDLED; +} +EXPORT_SYMBOL_NS(atom_irq_thread, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +int atom_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg) +{ + /* unmask and prepare to receive Done interrupt */ + snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IMRX, + SHIM_IMRX_DONE, 0); + + /* send the message */ + sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, + msg->msg_size); + snd_sof_dsp_write64(sdev, DSP_BAR, SHIM_IPCX, SHIM_BYT_IPCX_BUSY); + + return 0; +} +EXPORT_SYMBOL_NS(atom_send_msg, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +static void atom_get_reply(struct snd_sof_dev *sdev) +{ + struct snd_sof_ipc_msg *msg = sdev->msg; + struct sof_ipc_reply reply; + int ret = 0; + + /* + * Sometimes, there is unexpected reply ipc arriving. The reply + * ipc belongs to none of the ipcs sent from driver. + * In this case, the driver must ignore the ipc. + */ + if (!msg) { + dev_warn(sdev->dev, "unexpected ipc interrupt raised!\n"); + return; + } + + /* get reply */ + sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply)); + + if (reply.error < 0) { + memcpy(msg->reply_data, &reply, sizeof(reply)); + ret = reply.error; + } else { + /* reply correct size ? */ + if (reply.hdr.size != msg->reply_size) { + dev_err(sdev->dev, "error: reply expected %zu got %u bytes\n", + msg->reply_size, reply.hdr.size); + ret = -EINVAL; + } + + /* read the message */ + if (msg->reply_size > 0) + sof_mailbox_read(sdev, sdev->host_box.offset, + msg->reply_data, msg->reply_size); + } + + msg->reply_error = ret; +} + +int atom_get_mailbox_offset(struct snd_sof_dev *sdev) +{ + return MBOX_OFFSET; +} +EXPORT_SYMBOL_NS(atom_get_mailbox_offset, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +int atom_get_window_offset(struct snd_sof_dev *sdev, u32 id) +{ + return MBOX_OFFSET; +} +EXPORT_SYMBOL_NS(atom_get_window_offset, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +static void atom_host_done(struct snd_sof_dev *sdev) +{ + /* clear BUSY bit and set DONE bit - accept new messages */ + snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IPCD, + SHIM_BYT_IPCD_BUSY | + SHIM_BYT_IPCD_DONE, + SHIM_BYT_IPCD_DONE); + + /* unmask and prepare to receive next new message */ + snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IMRX, + SHIM_IMRX_BUSY, 0); +} + +static void atom_dsp_done(struct snd_sof_dev *sdev) +{ + /* clear DONE bit - tell DSP we have completed */ + snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IPCX, + SHIM_BYT_IPCX_DONE, 0); +} + +/* + * DSP control. + */ + +int atom_run(struct snd_sof_dev *sdev) +{ + int tries = 10; + + /* release stall and wait to unstall */ + snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR, + SHIM_BYT_CSR_STALL, 0x0); + while (tries--) { + if (!(snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_CSR) & + SHIM_BYT_CSR_PWAITMODE)) + break; + msleep(100); + } + if (tries < 0) { + dev_err(sdev->dev, "error: unable to run DSP firmware\n"); + atom_dump(sdev, SOF_DBG_DUMP_REGS | SOF_DBG_DUMP_MBOX); + return -ENODEV; + } + + /* return init core mask */ + return 1; +} +EXPORT_SYMBOL_NS(atom_run, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +int atom_reset(struct snd_sof_dev *sdev) +{ + /* put DSP into reset, set reset vector and stall */ + snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR, + SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL | + SHIM_BYT_CSR_STALL, + SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL | + SHIM_BYT_CSR_STALL); + + usleep_range(10, 15); + + /* take DSP out of reset and keep stalled for FW loading */ + snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR, + SHIM_BYT_CSR_RST, 0); + + return 0; +} +EXPORT_SYMBOL_NS(atom_reset, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +static const char *fixup_tplg_name(struct snd_sof_dev *sdev, + const char *sof_tplg_filename, + const char *ssp_str) +{ + const char *tplg_filename = NULL; + char *filename; + char *split_ext; + + filename = devm_kstrdup(sdev->dev, sof_tplg_filename, GFP_KERNEL); + if (!filename) + return NULL; + + /* this assumes a .tplg extension */ + split_ext = strsep(&filename, "."); + if (split_ext) { + tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, + "%s-%s.tplg", + split_ext, ssp_str); + if (!tplg_filename) + return NULL; + } + return tplg_filename; +} + +void atom_machine_select(struct snd_sof_dev *sdev) +{ + struct snd_sof_pdata *sof_pdata = sdev->pdata; + const struct sof_dev_desc *desc = sof_pdata->desc; + struct snd_soc_acpi_mach *mach; + struct platform_device *pdev; + const char *tplg_filename; + + mach = snd_soc_acpi_find_machine(desc->machines); + if (!mach) { + dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); + return; + } + + pdev = to_platform_device(sdev->dev); + if (soc_intel_is_byt_cr(pdev)) { + dev_dbg(sdev->dev, + "BYT-CR detected, SSP0 used instead of SSP2\n"); + + tplg_filename = fixup_tplg_name(sdev, + mach->sof_tplg_filename, + "ssp0"); + } else { + tplg_filename = mach->sof_tplg_filename; + } + + if (!tplg_filename) { + dev_dbg(sdev->dev, + "error: no topology filename\n"); + return; + } + + sof_pdata->tplg_filename = tplg_filename; + mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc; + sof_pdata->machine = mach; +} +EXPORT_SYMBOL_NS(atom_machine_select, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +/* Atom DAIs */ +struct snd_soc_dai_driver atom_dai[] = { +{ + .name = "ssp0-port", + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +{ + .name = "ssp1-port", + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +{ + .name = "ssp2-port", + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + } +}, +{ + .name = "ssp3-port", + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +{ + .name = "ssp4-port", + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +{ + .name = "ssp5-port", + .playback = { + .channels_min = 1, + .channels_max = 8, + }, + .capture = { + .channels_min = 1, + .channels_max = 8, + }, +}, +}; +EXPORT_SYMBOL_NS(atom_dai, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +void atom_set_mach_params(const struct snd_soc_acpi_mach *mach, + struct snd_sof_dev *sdev) +{ + struct snd_sof_pdata *pdata = sdev->pdata; + const struct sof_dev_desc *desc = pdata->desc; + struct snd_soc_acpi_mach_params *mach_params; + + mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params; + mach_params->platform = dev_name(sdev->dev); + mach_params->num_dai_drivers = desc->ops->num_drv; + mach_params->dai_drivers = desc->ops->drv; +} +EXPORT_SYMBOL_NS(atom_set_mach_params, SND_SOC_SOF_INTEL_ATOM_HIFI_EP); + +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/sound/soc/sof/intel/atom.h b/sound/soc/sof/intel/atom.h new file mode 100644 index 000000000000..96a462c7a2e5 --- /dev/null +++ b/sound/soc/sof/intel/atom.h @@ -0,0 +1,74 @@ +/* SPDX-License-Identifier: (GPL-2.0-only 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) 2017-2021 Intel Corporation. All rights reserved. + * + * Author: Liam Girdwood liam.r.girdwood@linux.intel.com + */ + +#ifndef __SOF_INTEL_ATOM_H +#define __SOF_INTEL_ATOM_H + +/* DSP memories */ +#define IRAM_OFFSET 0x0C0000 +#define IRAM_SIZE (80 * 1024) +#define DRAM_OFFSET 0x100000 +#define DRAM_SIZE (160 * 1024) +#define SHIM_OFFSET 0x140000 +#define SHIM_SIZE_BYT 0x100 +#define SHIM_SIZE_CHT 0x118 +#define MBOX_OFFSET 0x144000 +#define MBOX_SIZE 0x1000 +#define EXCEPT_OFFSET 0x800 +#define EXCEPT_MAX_HDR_SIZE 0x400 + +/* DSP peripherals */ +#define DMAC0_OFFSET 0x098000 +#define DMAC1_OFFSET 0x09c000 +#define DMAC2_OFFSET 0x094000 +#define DMAC_SIZE 0x420 +#define SSP0_OFFSET 0x0a0000 +#define SSP1_OFFSET 0x0a1000 +#define SSP2_OFFSET 0x0a2000 +#define SSP3_OFFSET 0x0a4000 +#define SSP4_OFFSET 0x0a5000 +#define SSP5_OFFSET 0x0a6000 +#define SSP_SIZE 0x100 + +#define STACK_DUMP_SIZE 32 + +#define PCI_BAR_SIZE 0x200000 + +#define PANIC_OFFSET(x) (((x) & GENMASK_ULL(47, 32)) >> 32) + +/* + * Debug + */ + +#define MBOX_DUMP_SIZE 0x30 + +/* BARs */ +#define DSP_BAR 0 +#define PCI_BAR 1 +#define IMR_BAR 2 + +irqreturn_t atom_irq_handler(int irq, void *context); +irqreturn_t atom_irq_thread(int irq, void *context); + +int atom_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg); +int atom_get_mailbox_offset(struct snd_sof_dev *sdev); +int atom_get_window_offset(struct snd_sof_dev *sdev, u32 id); + +int atom_run(struct snd_sof_dev *sdev); +int atom_reset(struct snd_sof_dev *sdev); +void atom_dump(struct snd_sof_dev *sdev, u32 flags); + +void atom_machine_select(struct snd_sof_dev *sdev); +void atom_set_mach_params(const struct snd_soc_acpi_mach *mach, + struct snd_sof_dev *sdev); + +extern struct snd_soc_dai_driver atom_dai[]; + +#endif diff --git a/sound/soc/sof/intel/byt.c b/sound/soc/sof/intel/byt.c index 0b948ef79431..8edaf6fdd218 100644 --- a/sound/soc/sof/intel/byt.c +++ b/sound/soc/sof/intel/byt.c @@ -19,54 +19,12 @@ #include <sound/soc-acpi-intel-match.h> #include <sound/intel-dsp-config.h> #include "../ops.h" +#include "atom.h" #include "shim.h" #include "../sof-acpi-dev.h" #include "../sof-audio.h" #include "../../intel/common/soc-intel-quirks.h"

-/* DSP memories */ -#define IRAM_OFFSET 0x0C0000 -#define IRAM_SIZE (80 * 1024) -#define DRAM_OFFSET 0x100000 -#define DRAM_SIZE (160 * 1024) -#define SHIM_OFFSET 0x140000 -#define SHIM_SIZE_BYT 0x100 -#define SHIM_SIZE_CHT 0x118 -#define MBOX_OFFSET 0x144000 -#define MBOX_SIZE 0x1000 -#define EXCEPT_OFFSET 0x800 -#define EXCEPT_MAX_HDR_SIZE 0x400 - -/* DSP peripherals */ -#define DMAC0_OFFSET 0x098000 -#define DMAC1_OFFSET 0x09c000 -#define DMAC2_OFFSET 0x094000 -#define DMAC_SIZE 0x420 -#define SSP0_OFFSET 0x0a0000 -#define SSP1_OFFSET 0x0a1000 -#define SSP2_OFFSET 0x0a2000 -#define SSP3_OFFSET 0x0a4000 -#define SSP4_OFFSET 0x0a5000 -#define SSP5_OFFSET 0x0a6000 -#define SSP_SIZE 0x100 - -#define STACK_DUMP_SIZE 32 - -#define PCI_BAR_SIZE 0x200000 - -#define PANIC_OFFSET(x) (((x) & GENMASK_ULL(47, 32)) >> 32) - -/* - * Debug - */ - -#define MBOX_DUMP_SIZE 0x30 - -/* BARs */ -#define DSP_BAR 0 -#define PCI_BAR 1 -#define IMR_BAR 2 - static const struct snd_sof_debugfs_map byt_debugfs[] = { {"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE, SOF_DEBUGFS_ACCESS_ALWAYS}, @@ -86,606 +44,33 @@ static const struct snd_sof_debugfs_map byt_debugfs[] = { SOF_DEBUGFS_ACCESS_ALWAYS}, };

-static const struct snd_sof_debugfs_map tng_debugfs[] = { +static const struct snd_sof_debugfs_map cht_debugfs[] = { {"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE, SOF_DEBUGFS_ACCESS_ALWAYS}, {"dmac1", DSP_BAR, DMAC1_OFFSET, DMAC_SIZE, SOF_DEBUGFS_ACCESS_ALWAYS}, + {"dmac2", DSP_BAR, DMAC2_OFFSET, DMAC_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, {"ssp0", DSP_BAR, SSP0_OFFSET, SSP_SIZE, SOF_DEBUGFS_ACCESS_ALWAYS}, {"ssp1", DSP_BAR, SSP1_OFFSET, SSP_SIZE, SOF_DEBUGFS_ACCESS_ALWAYS}, {"ssp2", DSP_BAR, SSP2_OFFSET, SSP_SIZE, SOF_DEBUGFS_ACCESS_ALWAYS}, + {"ssp3", DSP_BAR, SSP3_OFFSET, SSP_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"ssp4", DSP_BAR, SSP4_OFFSET, SSP_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"ssp5", DSP_BAR, SSP5_OFFSET, SSP_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, {"iram", DSP_BAR, IRAM_OFFSET, IRAM_SIZE, SOF_DEBUGFS_ACCESS_D0_ONLY}, {"dram", DSP_BAR, DRAM_OFFSET, DRAM_SIZE, SOF_DEBUGFS_ACCESS_D0_ONLY}, - {"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_BYT, + {"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_CHT, SOF_DEBUGFS_ACCESS_ALWAYS}, };

-static void atom_host_done(struct snd_sof_dev *sdev); -static void atom_dsp_done(struct snd_sof_dev *sdev); -static void atom_get_reply(struct snd_sof_dev *sdev); - -/* - * Debug - */ - -static void atom_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 regsisters */ - 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_mailbox_read(sdev, offset, panic_info, sizeof(*panic_info)); - - /* then get the stack */ - offset += sizeof(*panic_info); - sof_mailbox_read(sdev, offset, stack, stack_words * sizeof(u32)); -} - -static void atom_dump(struct snd_sof_dev *sdev, u32 flags) -{ - struct sof_ipc_dsp_oops_xtensa xoops; - struct sof_ipc_panic_info panic_info; - u32 stack[STACK_DUMP_SIZE]; - u64 status, panic, imrd, imrx; - - /* now try generic SOF status messages */ - status = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD); - panic = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX); - atom_get_registers(sdev, &xoops, &panic_info, stack, - STACK_DUMP_SIZE); - snd_sof_get_status(sdev, status, panic, &xoops, &panic_info, stack, - STACK_DUMP_SIZE); - - /* provide some context for firmware debug */ - imrx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IMRX); - imrd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IMRD); - dev_err(sdev->dev, - "error: ipc host -> DSP: pending %s complete %s raw 0x%llx\n", - (panic & SHIM_IPCX_BUSY) ? "yes" : "no", - (panic & SHIM_IPCX_DONE) ? "yes" : "no", panic); - dev_err(sdev->dev, - "error: mask host: pending %s complete %s raw 0x%llx\n", - (imrx & SHIM_IMRX_BUSY) ? "yes" : "no", - (imrx & SHIM_IMRX_DONE) ? "yes" : "no", imrx); - dev_err(sdev->dev, - "error: ipc DSP -> host: pending %s complete %s raw 0x%llx\n", - (status & SHIM_IPCD_BUSY) ? "yes" : "no", - (status & SHIM_IPCD_DONE) ? "yes" : "no", status); - dev_err(sdev->dev, - "error: mask DSP: pending %s complete %s raw 0x%llx\n", - (imrd & SHIM_IMRD_BUSY) ? "yes" : "no", - (imrd & SHIM_IMRD_DONE) ? "yes" : "no", imrd); - -} - -/* - * IPC Doorbell IRQ handler and thread. - */ - -static irqreturn_t atom_irq_handler(int irq, void *context) -{ - struct snd_sof_dev *sdev = context; - u64 ipcx, ipcd; - int ret = IRQ_NONE; - - ipcx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX); - ipcd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD); - - if (ipcx & SHIM_BYT_IPCX_DONE) { - - /* reply message from DSP, Mask Done interrupt first */ - snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, - SHIM_IMRX, - SHIM_IMRX_DONE, - SHIM_IMRX_DONE); - ret = IRQ_WAKE_THREAD; - } - - if (ipcd & SHIM_BYT_IPCD_BUSY) { - - /* new message from DSP, Mask Busy interrupt first */ - snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, - SHIM_IMRX, - SHIM_IMRX_BUSY, - SHIM_IMRX_BUSY); - ret = IRQ_WAKE_THREAD; - } - - return ret; -} - -static irqreturn_t atom_irq_thread(int irq, void *context) -{ - struct snd_sof_dev *sdev = context; - u64 ipcx, ipcd; - - ipcx = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCX); - ipcd = snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_IPCD); - - /* reply message from DSP */ - if (ipcx & SHIM_BYT_IPCX_DONE) { - - spin_lock_irq(&sdev->ipc_lock); - - /* - * handle immediate reply from DSP core. If the msg is - * found, set done bit in cmd_done which is called at the - * end of message processing function, else set it here - * because the done bit can't be set in cmd_done function - * which is triggered by msg - */ - atom_get_reply(sdev); - snd_sof_ipc_reply(sdev, ipcx); - - atom_dsp_done(sdev); - - spin_unlock_irq(&sdev->ipc_lock); - } - - /* new message from DSP */ - if (ipcd & SHIM_BYT_IPCD_BUSY) { - - /* Handle messages from DSP Core */ - if ((ipcd & SOF_IPC_PANIC_MAGIC_MASK) == SOF_IPC_PANIC_MAGIC) { - snd_sof_dsp_panic(sdev, PANIC_OFFSET(ipcd) + - MBOX_OFFSET); - } else { - snd_sof_ipc_msgs_rx(sdev); - } - - atom_host_done(sdev); - } - - return IRQ_HANDLED; -} - -static int atom_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg) -{ - /* unmask and prepare to receive Done interrupt */ - snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IMRX, - SHIM_IMRX_DONE, 0); - - /* send the message */ - sof_mailbox_write(sdev, sdev->host_box.offset, msg->msg_data, - msg->msg_size); - snd_sof_dsp_write64(sdev, DSP_BAR, SHIM_IPCX, SHIM_BYT_IPCX_BUSY); - - return 0; -} - -static void atom_get_reply(struct snd_sof_dev *sdev) -{ - struct snd_sof_ipc_msg *msg = sdev->msg; - struct sof_ipc_reply reply; - int ret = 0; - - /* - * Sometimes, there is unexpected reply ipc arriving. The reply - * ipc belongs to none of the ipcs sent from driver. - * In this case, the driver must ignore the ipc. - */ - if (!msg) { - dev_warn(sdev->dev, "unexpected ipc interrupt raised!\n"); - return; - } - - /* get reply */ - sof_mailbox_read(sdev, sdev->host_box.offset, &reply, sizeof(reply)); - - if (reply.error < 0) { - memcpy(msg->reply_data, &reply, sizeof(reply)); - ret = reply.error; - } else { - /* reply correct size ? */ - if (reply.hdr.size != msg->reply_size) { - dev_err(sdev->dev, "error: reply expected %zu got %u bytes\n", - msg->reply_size, reply.hdr.size); - ret = -EINVAL; - } - - /* read the message */ - if (msg->reply_size > 0) - sof_mailbox_read(sdev, sdev->host_box.offset, - msg->reply_data, msg->reply_size); - } - - msg->reply_error = ret; -} - -static int atom_get_mailbox_offset(struct snd_sof_dev *sdev) -{ - return MBOX_OFFSET; -} - -static int atom_get_window_offset(struct snd_sof_dev *sdev, u32 id) -{ - return MBOX_OFFSET; -} - -static void atom_host_done(struct snd_sof_dev *sdev) -{ - /* clear BUSY bit and set DONE bit - accept new messages */ - snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IPCD, - SHIM_BYT_IPCD_BUSY | - SHIM_BYT_IPCD_DONE, - SHIM_BYT_IPCD_DONE); - - /* unmask and prepare to receive next new message */ - snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IMRX, - SHIM_IMRX_BUSY, 0); -} - -static void atom_dsp_done(struct snd_sof_dev *sdev) -{ - /* clear DONE bit - tell DSP we have completed */ - snd_sof_dsp_update_bits64_unlocked(sdev, DSP_BAR, SHIM_IPCX, - SHIM_BYT_IPCX_DONE, 0); -} - -/* - * DSP control. - */ - -static int atom_run(struct snd_sof_dev *sdev) -{ - int tries = 10; - - /* release stall and wait to unstall */ - snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR, - SHIM_BYT_CSR_STALL, 0x0); - while (tries--) { - if (!(snd_sof_dsp_read64(sdev, DSP_BAR, SHIM_CSR) & - SHIM_BYT_CSR_PWAITMODE)) - break; - msleep(100); - } - if (tries < 0) { - dev_err(sdev->dev, "error: unable to run DSP firmware\n"); - atom_dump(sdev, SOF_DBG_DUMP_REGS | SOF_DBG_DUMP_MBOX); - return -ENODEV; - } - - /* return init core mask */ - return 1; -} - -static int atom_reset(struct snd_sof_dev *sdev) -{ - /* put DSP into reset, set reset vector and stall */ - snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR, - SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL | - SHIM_BYT_CSR_STALL, - SHIM_BYT_CSR_RST | SHIM_BYT_CSR_VECTOR_SEL | - SHIM_BYT_CSR_STALL); - - usleep_range(10, 15); - - /* take DSP out of reset and keep stalled for FW loading */ - snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_CSR, - SHIM_BYT_CSR_RST, 0); - - return 0; -} - -static const char *fixup_tplg_name(struct snd_sof_dev *sdev, - const char *sof_tplg_filename, - const char *ssp_str) -{ - const char *tplg_filename = NULL; - char *filename; - char *split_ext; - - filename = devm_kstrdup(sdev->dev, sof_tplg_filename, GFP_KERNEL); - if (!filename) - return NULL; - - /* this assumes a .tplg extension */ - split_ext = strsep(&filename, "."); - if (split_ext) { - tplg_filename = devm_kasprintf(sdev->dev, GFP_KERNEL, - "%s-%s.tplg", - split_ext, ssp_str); - if (!tplg_filename) - return NULL; - } - return tplg_filename; -} - -static void atom_machine_select(struct snd_sof_dev *sdev) -{ - struct snd_sof_pdata *sof_pdata = sdev->pdata; - const struct sof_dev_desc *desc = sof_pdata->desc; - struct snd_soc_acpi_mach *mach; - struct platform_device *pdev; - const char *tplg_filename; - - mach = snd_soc_acpi_find_machine(desc->machines); - if (!mach) { - dev_warn(sdev->dev, "warning: No matching ASoC machine driver found\n"); - return; - } - - pdev = to_platform_device(sdev->dev); - if (soc_intel_is_byt_cr(pdev)) { - dev_dbg(sdev->dev, - "BYT-CR detected, SSP0 used instead of SSP2\n"); - - tplg_filename = fixup_tplg_name(sdev, - mach->sof_tplg_filename, - "ssp0"); - } else { - tplg_filename = mach->sof_tplg_filename; - } - - if (!tplg_filename) { - dev_dbg(sdev->dev, - "error: no topology filename\n"); - return; - } - - sof_pdata->tplg_filename = tplg_filename; - mach->mach_params.acpi_ipc_irq_index = desc->irqindex_host_ipc; - sof_pdata->machine = mach; -} - -/* Atom DAIs */ -static struct snd_soc_dai_driver atom_dai[] = { -{ - .name = "ssp0-port", - .playback = { - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .channels_min = 1, - .channels_max = 8, - }, -}, -{ - .name = "ssp1-port", - .playback = { - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .channels_min = 1, - .channels_max = 8, - }, -}, -{ - .name = "ssp2-port", - .playback = { - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .channels_min = 1, - .channels_max = 8, - } -}, -{ - .name = "ssp3-port", - .playback = { - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .channels_min = 1, - .channels_max = 8, - }, -}, -{ - .name = "ssp4-port", - .playback = { - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .channels_min = 1, - .channels_max = 8, - }, -}, -{ - .name = "ssp5-port", - .playback = { - .channels_min = 1, - .channels_max = 8, - }, - .capture = { - .channels_min = 1, - .channels_max = 8, - }, -}, -}; - -static void atom_set_mach_params(const struct snd_soc_acpi_mach *mach, - struct snd_sof_dev *sdev) -{ - struct snd_sof_pdata *pdata = sdev->pdata; - const struct sof_dev_desc *desc = pdata->desc; - struct snd_soc_acpi_mach_params *mach_params; - - mach_params = (struct snd_soc_acpi_mach_params *)&mach->mach_params; - mach_params->platform = dev_name(sdev->dev); - mach_params->num_dai_drivers = desc->ops->num_drv; - mach_params->dai_drivers = desc->ops->drv; -} - -/* - * Probe and remove. - */ - -#if IS_ENABLED(CONFIG_SND_SOC_SOF_MERRIFIELD) - -static int tangier_pci_probe(struct snd_sof_dev *sdev) -{ - struct snd_sof_pdata *pdata = sdev->pdata; - const struct sof_dev_desc *desc = pdata->desc; - struct pci_dev *pci = to_pci_dev(sdev->dev); - u32 base, size; - int ret; - - /* DSP DMA can only access low 31 bits of host memory */ - ret = dma_coerce_mask_and_coherent(&pci->dev, DMA_BIT_MASK(31)); - if (ret < 0) { - dev_err(sdev->dev, "error: failed to set DMA mask %d\n", ret); - return ret; - } - - /* LPE base */ - base = pci_resource_start(pci, desc->resindex_lpe_base) - IRAM_OFFSET; - size = PCI_BAR_SIZE; - - dev_dbg(sdev->dev, "LPE PHY base at 0x%x size 0x%x", base, size); - sdev->bar[DSP_BAR] = devm_ioremap(sdev->dev, base, size); - if (!sdev->bar[DSP_BAR]) { - dev_err(sdev->dev, "error: failed to ioremap LPE base 0x%x size 0x%x\n", - base, size); - return -ENODEV; - } - dev_dbg(sdev->dev, "LPE VADDR %p\n", sdev->bar[DSP_BAR]); - - /* IMR base - optional */ - if (desc->resindex_imr_base == -1) - goto irq; - - base = pci_resource_start(pci, desc->resindex_imr_base); - size = pci_resource_len(pci, desc->resindex_imr_base); - - /* some BIOSes don't map IMR */ - if (base == 0x55aa55aa || base == 0x0) { - dev_info(sdev->dev, "IMR not set by BIOS. Ignoring\n"); - goto irq; - } - - dev_dbg(sdev->dev, "IMR base at 0x%x size 0x%x", base, size); - sdev->bar[IMR_BAR] = devm_ioremap(sdev->dev, base, size); - if (!sdev->bar[IMR_BAR]) { - dev_err(sdev->dev, "error: failed to ioremap IMR base 0x%x size 0x%x\n", - base, size); - return -ENODEV; - } - dev_dbg(sdev->dev, "IMR VADDR %p\n", sdev->bar[IMR_BAR]); - -irq: - /* register our IRQ */ - sdev->ipc_irq = pci->irq; - dev_dbg(sdev->dev, "using IRQ %d\n", sdev->ipc_irq); - ret = devm_request_threaded_irq(sdev->dev, sdev->ipc_irq, - atom_irq_handler, atom_irq_thread, - 0, "AudioDSP", sdev); - if (ret < 0) { - dev_err(sdev->dev, "error: failed to register IRQ %d\n", - sdev->ipc_irq); - return ret; - } - - /* enable BUSY and disable DONE Interrupt by default */ - snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRX, - SHIM_IMRX_BUSY | SHIM_IMRX_DONE, - SHIM_IMRX_DONE); - - /* set default mailbox offset for FW ready message */ - sdev->dsp_box.offset = MBOX_OFFSET; - - return ret; -} - -const struct snd_sof_dsp_ops sof_tng_ops = { - /* device init */ - .probe = tangier_pci_probe, - - /* DSP core boot / reset */ - .run = atom_run, - .reset = atom_reset, - - /* 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 = atom_irq_handler, - .irq_thread = atom_irq_thread, - - /* ipc */ - .send_msg = atom_send_msg, - .fw_ready = sof_fw_ready, - .get_mailbox_offset = atom_get_mailbox_offset, - .get_window_offset = atom_get_window_offset, - - .ipc_msg_data = intel_ipc_msg_data, - .ipc_pcm_params = intel_ipc_pcm_params, - - /* machine driver */ - .machine_select = atom_machine_select, - .machine_register = sof_machine_register, - .machine_unregister = sof_machine_unregister, - .set_mach_params = atom_set_mach_params, - - /* debug */ - .debug_map = tng_debugfs, - .debug_map_count = ARRAY_SIZE(tng_debugfs), - .dbg_dump = atom_dump, - - /* stream callbacks */ - .pcm_open = intel_pcm_open, - .pcm_close = intel_pcm_close, - - /* module loading */ - .load_module = snd_sof_parse_module_memcpy, - - /*Firmware loading */ - .load_firmware = snd_sof_load_firmware_memcpy, - - /* DAI drivers */ - .drv = atom_dai, - .num_drv = 3, /* we have only 3 SSPs on byt*/ - - /* ALSA HW info flags */ - .hw_info = SNDRV_PCM_INFO_MMAP | - SNDRV_PCM_INFO_MMAP_VALID | - SNDRV_PCM_INFO_INTERLEAVED | - SNDRV_PCM_INFO_PAUSE | - SNDRV_PCM_INFO_BATCH, - - .arch_ops = &sof_xtensa_arch_ops, -}; -EXPORT_SYMBOL_NS(sof_tng_ops, SND_SOC_SOF_MERRIFIELD); - -const struct sof_intel_dsp_desc tng_chip_info = { - .cores_num = 1, - .host_managed_cores_mask = 1, -}; -EXPORT_SYMBOL_NS(tng_chip_info, SND_SOC_SOF_MERRIFIELD); - -#endif /* CONFIG_SND_SOC_SOF_MERRIFIELD */ - -#if IS_ENABLED(CONFIG_SND_SOC_SOF_BAYTRAIL) - static void byt_reset_dsp_disable_int(struct snd_sof_dev *sdev) { /* Disable Interrupt from both sides */ @@ -722,33 +107,6 @@ static int byt_remove(struct snd_sof_dev *sdev) return 0; }

-static const struct snd_sof_debugfs_map cht_debugfs[] = { - {"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"dmac1", DSP_BAR, DMAC1_OFFSET, DMAC_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"dmac2", DSP_BAR, DMAC2_OFFSET, DMAC_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"ssp0", DSP_BAR, SSP0_OFFSET, SSP_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"ssp1", DSP_BAR, SSP1_OFFSET, SSP_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"ssp2", DSP_BAR, SSP2_OFFSET, SSP_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"ssp3", DSP_BAR, SSP3_OFFSET, SSP_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"ssp4", DSP_BAR, SSP4_OFFSET, SSP_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"ssp5", DSP_BAR, SSP5_OFFSET, SSP_SIZE, - SOF_DEBUGFS_ACCESS_ALWAYS}, - {"iram", DSP_BAR, IRAM_OFFSET, IRAM_SIZE, - SOF_DEBUGFS_ACCESS_D0_ONLY}, - {"dram", DSP_BAR, DRAM_OFFSET, DRAM_SIZE, - SOF_DEBUGFS_ACCESS_D0_ONLY}, - {"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_CHT, - SOF_DEBUGFS_ACCESS_ALWAYS}, -}; - static int byt_acpi_probe(struct snd_sof_dev *sdev) { struct snd_sof_pdata *pdata = sdev->pdata; @@ -1092,9 +450,8 @@ static struct platform_driver snd_sof_acpi_intel_byt_driver = { }; module_platform_driver(snd_sof_acpi_intel_byt_driver);

-#endif /* CONFIG_SND_SOC_SOF_BAYTRAIL */ - MODULE_LICENSE("Dual BSD/GPL"); MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_HIFI_EP_IPC); MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA); MODULE_IMPORT_NS(SND_SOC_SOF_ACPI_DEV); +MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_ATOM_HIFI_EP); diff --git a/sound/soc/sof/intel/pci-tng.c b/sound/soc/sof/intel/pci-tng.c index 94b9704c0117..4ee1da397d4e 100644 --- a/sound/soc/sof/intel/pci-tng.c +++ b/sound/soc/sof/intel/pci-tng.c @@ -14,7 +14,10 @@ #include <sound/soc-acpi-intel-match.h> #include <sound/sof.h> #include "../ops.h" +#include "atom.h" +#include "shim.h" #include "../sof-pci-dev.h" +#include "../sof-audio.h"

/* platform specific devices */ #include "shim.h" @@ -29,6 +32,170 @@ static struct snd_soc_acpi_mach sof_tng_machines[] = { {} };

+static const struct snd_sof_debugfs_map tng_debugfs[] = { + {"dmac0", DSP_BAR, DMAC0_OFFSET, DMAC_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"dmac1", DSP_BAR, DMAC1_OFFSET, DMAC_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"ssp0", DSP_BAR, SSP0_OFFSET, SSP_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"ssp1", DSP_BAR, SSP1_OFFSET, SSP_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"ssp2", DSP_BAR, SSP2_OFFSET, SSP_SIZE, + SOF_DEBUGFS_ACCESS_ALWAYS}, + {"iram", DSP_BAR, IRAM_OFFSET, IRAM_SIZE, + SOF_DEBUGFS_ACCESS_D0_ONLY}, + {"dram", DSP_BAR, DRAM_OFFSET, DRAM_SIZE, + SOF_DEBUGFS_ACCESS_D0_ONLY}, + {"shim", DSP_BAR, SHIM_OFFSET, SHIM_SIZE_BYT, + SOF_DEBUGFS_ACCESS_ALWAYS}, +}; + +static int tangier_pci_probe(struct snd_sof_dev *sdev) +{ + struct snd_sof_pdata *pdata = sdev->pdata; + const struct sof_dev_desc *desc = pdata->desc; + struct pci_dev *pci = to_pci_dev(sdev->dev); + u32 base, size; + int ret; + + /* DSP DMA can only access low 31 bits of host memory */ + ret = dma_coerce_mask_and_coherent(&pci->dev, DMA_BIT_MASK(31)); + if (ret < 0) { + dev_err(sdev->dev, "error: failed to set DMA mask %d\n", ret); + return ret; + } + + /* LPE base */ + base = pci_resource_start(pci, desc->resindex_lpe_base) - IRAM_OFFSET; + size = PCI_BAR_SIZE; + + dev_dbg(sdev->dev, "LPE PHY base at 0x%x size 0x%x", base, size); + sdev->bar[DSP_BAR] = devm_ioremap(sdev->dev, base, size); + if (!sdev->bar[DSP_BAR]) { + dev_err(sdev->dev, "error: failed to ioremap LPE base 0x%x size 0x%x\n", + base, size); + return -ENODEV; + } + dev_dbg(sdev->dev, "LPE VADDR %p\n", sdev->bar[DSP_BAR]); + + /* IMR base - optional */ + if (desc->resindex_imr_base == -1) + goto irq; + + base = pci_resource_start(pci, desc->resindex_imr_base); + size = pci_resource_len(pci, desc->resindex_imr_base); + + /* some BIOSes don't map IMR */ + if (base == 0x55aa55aa || base == 0x0) { + dev_info(sdev->dev, "IMR not set by BIOS. Ignoring\n"); + goto irq; + } + + dev_dbg(sdev->dev, "IMR base at 0x%x size 0x%x", base, size); + sdev->bar[IMR_BAR] = devm_ioremap(sdev->dev, base, size); + if (!sdev->bar[IMR_BAR]) { + dev_err(sdev->dev, "error: failed to ioremap IMR base 0x%x size 0x%x\n", + base, size); + return -ENODEV; + } + dev_dbg(sdev->dev, "IMR VADDR %p\n", sdev->bar[IMR_BAR]); + +irq: + /* register our IRQ */ + sdev->ipc_irq = pci->irq; + dev_dbg(sdev->dev, "using IRQ %d\n", sdev->ipc_irq); + ret = devm_request_threaded_irq(sdev->dev, sdev->ipc_irq, + atom_irq_handler, atom_irq_thread, + 0, "AudioDSP", sdev); + if (ret < 0) { + dev_err(sdev->dev, "error: failed to register IRQ %d\n", + sdev->ipc_irq); + return ret; + } + + /* enable BUSY and disable DONE Interrupt by default */ + snd_sof_dsp_update_bits64(sdev, DSP_BAR, SHIM_IMRX, + SHIM_IMRX_BUSY | SHIM_IMRX_DONE, + SHIM_IMRX_DONE); + + /* set default mailbox offset for FW ready message */ + sdev->dsp_box.offset = MBOX_OFFSET; + + return ret; +} + +const struct snd_sof_dsp_ops sof_tng_ops = { + /* device init */ + .probe = tangier_pci_probe, + + /* DSP core boot / reset */ + .run = atom_run, + .reset = atom_reset, + + /* 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 = atom_irq_handler, + .irq_thread = atom_irq_thread, + + /* ipc */ + .send_msg = atom_send_msg, + .fw_ready = sof_fw_ready, + .get_mailbox_offset = atom_get_mailbox_offset, + .get_window_offset = atom_get_window_offset, + + .ipc_msg_data = intel_ipc_msg_data, + .ipc_pcm_params = intel_ipc_pcm_params, + + /* machine driver */ + .machine_select = atom_machine_select, + .machine_register = sof_machine_register, + .machine_unregister = sof_machine_unregister, + .set_mach_params = atom_set_mach_params, + + /* debug */ + .debug_map = tng_debugfs, + .debug_map_count = ARRAY_SIZE(tng_debugfs), + .dbg_dump = atom_dump, + + /* stream callbacks */ + .pcm_open = intel_pcm_open, + .pcm_close = intel_pcm_close, + + /* module loading */ + .load_module = snd_sof_parse_module_memcpy, + + /*Firmware loading */ + .load_firmware = snd_sof_load_firmware_memcpy, + + /* DAI drivers */ + .drv = atom_dai, + .num_drv = 3, /* we have only 3 SSPs on byt*/ + + /* ALSA HW info flags */ + .hw_info = SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_INTERLEAVED | + SNDRV_PCM_INFO_PAUSE | + SNDRV_PCM_INFO_BATCH, + + .arch_ops = &sof_xtensa_arch_ops, +}; + +const struct sof_intel_dsp_desc tng_chip_info = { + .cores_num = 1, + .host_managed_cores_mask = 1, +}; + static const struct sof_dev_desc tng_desc = { .machines = sof_tng_machines, .resindex_lpe_base = 3, /* IRAM, but subtract IRAM offset */ @@ -66,5 +233,7 @@ static struct pci_driver snd_sof_pci_intel_tng_driver = { module_pci_driver(snd_sof_pci_intel_tng_driver);

MODULE_LICENSE("Dual BSD/GPL"); -MODULE_IMPORT_NS(SND_SOC_SOF_MERRIFIELD); +MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_HIFI_EP_IPC); +MODULE_IMPORT_NS(SND_SOC_SOF_XTENSA); MODULE_IMPORT_NS(SND_SOC_SOF_PCI_DEV); +MODULE_IMPORT_NS(SND_SOC_SOF_INTEL_ATOM_HIFI_EP);