Define handlers specific to cAVS 1.5 platforms, that is SKL, KBL, AML and all other variants based on this very version of AudioDSP architecture. Most are specific to SKL-alike platforms with only skl_log_buffer_offset() being exposed and used later by younger equivalents.
Signed-off-by: Amadeusz Sławiński amadeuszx.slawinski@linux.intel.com Signed-off-by: Cezary Rojewski cezary.rojewski@intel.com --- sound/soc/intel/avs/Makefile | 1 + sound/soc/intel/avs/avs.h | 4 + sound/soc/intel/avs/core.c | 26 +++++++ sound/soc/intel/avs/messages.h | 18 +++++ sound/soc/intel/avs/registers.h | 4 + sound/soc/intel/avs/skl.c | 127 ++++++++++++++++++++++++++++++++ 6 files changed, 180 insertions(+) create mode 100644 sound/soc/intel/avs/skl.c
diff --git a/sound/soc/intel/avs/Makefile b/sound/soc/intel/avs/Makefile index e515ed7f18f9..4e931bccb6b3 100644 --- a/sound/soc/intel/avs/Makefile +++ b/sound/soc/intel/avs/Makefile @@ -3,6 +3,7 @@ snd-soc-avs-objs := dsp.o ipc.o messages.o utils.o topology.o path.o \ core.o loader.o pcm.o board_selection.o snd-soc-avs-objs += cldma.o +snd-soc-avs-objs += skl.o
snd-soc-avs-objs += trace.o # tell define_trace.h where to find the trace header diff --git a/sound/soc/intel/avs/avs.h b/sound/soc/intel/avs/avs.h index c2ed107d194d..93e5c9a112e0 100644 --- a/sound/soc/intel/avs/avs.h +++ b/sound/soc/intel/avs/avs.h @@ -47,6 +47,8 @@ struct avs_dsp_ops { #define avs_dsp_op(adev, op, ...) \ ((adev)->spec->dops->op(adev, ## __VA_ARGS__))
+extern const struct avs_dsp_ops skl_dsp_ops; + #define AVS_PLATATTR_CLDMA BIT_ULL(0) #define AVS_PLATATTR_IMR BIT_ULL(1)
@@ -227,6 +229,8 @@ void avs_ipc_block(struct avs_ipc *ipc); int avs_dsp_disable_d0ix(struct avs_dev *adev); int avs_dsp_enable_d0ix(struct avs_dev *adev);
+unsigned int skl_log_buffer_offset(struct avs_dev *adev, u32 core); + /* Firmware resources management */
int avs_get_module_entry(struct avs_dev *adev, const guid_t *uuid, struct avs_module_entry *entry); diff --git a/sound/soc/intel/avs/core.c b/sound/soc/intel/avs/core.c index 6cbbdd2a80b2..c3967f6727ce 100644 --- a/sound/soc/intel/avs/core.c +++ b/sound/soc/intel/avs/core.c @@ -663,7 +663,33 @@ static const struct dev_pm_ops avs_dev_pm = { SET_RUNTIME_PM_OPS(avs_runtime_suspend, avs_runtime_resume, NULL) };
+static const struct avs_spec skl_desc = { + .name = "skl", + .min_fw_version = { + .major = 9, + .minor = 21, + .hotfix = 0, + .build = 4732, + }, + .dops = &skl_dsp_ops, + .core_init_mask = 1, + .attributes = AVS_PLATATTR_CLDMA, + .sram_base_offset = SKL_ADSP_SRAM_BASE_OFFSET, + .sram_window_size = SKL_ADSP_SRAM_WINDOW_SIZE, + .rom_status = SKL_ADSP_SRAM_BASE_OFFSET, + .hipc_req_offset = SKL_ADSP_REG_HIPCI, + .hipc_req_ext_offset = SKL_ADSP_REG_HIPCIE, + .hipc_req_busy_mask = SKL_ADSP_HIPCI_BUSY, + .hipc_ack_offset = SKL_ADSP_REG_HIPCIE, + .hipc_ack_done_mask = SKL_ADSP_HIPCIE_DONE, + .hipc_rsp_offset = SKL_ADSP_REG_HIPCT, + .hipc_rsp_busy_mask = SKL_ADSP_HIPCT_BUSY, + .hipc_ctl_offset = SKL_ADSP_REG_HIPCCTL, +}; + static const struct pci_device_id avs_ids[] = { + { PCI_VDEVICE(INTEL, 0x9d70), (unsigned long)&skl_desc }, /* SKL */ + { PCI_VDEVICE(INTEL, 0x9d71), (unsigned long)&skl_desc }, /* KBL */ { 0 } }; MODULE_DEVICE_TABLE(pci, avs_ids); diff --git a/sound/soc/intel/avs/messages.h b/sound/soc/intel/avs/messages.h index fa4ba364e5b8..f8e50254e251 100644 --- a/sound/soc/intel/avs/messages.h +++ b/sound/soc/intel/avs/messages.h @@ -357,6 +357,24 @@ enum avs_log_enable { AVS_LOG_ENABLE = 1 };
+enum avs_skl_log_priority { + AVS_SKL_LOG_CRITICAL = 1, + AVS_SKL_LOG_HIGH, + AVS_SKL_LOG_MEDIUM, + AVS_SKL_LOG_LOW, + AVS_SKL_LOG_VERBOSE, +}; + +struct skl_log_state { + u32 enable; + u32 min_priority; +} __packed; + +struct skl_log_state_info { + u32 core_mask; + struct skl_log_state logs_core[]; +} __packed; + int avs_ipc_set_enable_logs(struct avs_dev *adev, u8 *log_info, size_t size);
struct avs_fw_version { diff --git a/sound/soc/intel/avs/registers.h b/sound/soc/intel/avs/registers.h index 3b6b251663b5..c640c8c49d0d 100644 --- a/sound/soc/intel/avs/registers.h +++ b/sound/soc/intel/avs/registers.h @@ -48,6 +48,10 @@ #define SKL_ADSP_HIPCIE_DONE BIT(30) #define SKL_ADSP_HIPCT_BUSY BIT(31)
+/* Intel HD Audio SRAM windows base addresses */ +#define SKL_ADSP_SRAM_BASE_OFFSET 0x8000 +#define SKL_ADSP_SRAM_WINDOW_SIZE 0x2000 + /* Constants used when accessing SRAM, space shared with firmware */ #define AVS_FW_REG_BASE(adev) ((adev)->spec->sram_base_offset) #define AVS_FW_REG_STATUS(adev) (AVS_FW_REG_BASE(adev) + 0x0) diff --git a/sound/soc/intel/avs/skl.c b/sound/soc/intel/avs/skl.c new file mode 100644 index 000000000000..94cf7e98cd04 --- /dev/null +++ b/sound/soc/intel/avs/skl.c @@ -0,0 +1,127 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2021 Intel Corporation. All rights reserved. +// +// Authors: Cezary Rojewski cezary.rojewski@intel.com +// Amadeusz Slawinski amadeuszx.slawinski@linux.intel.com +// + +#include <linux/devcoredump.h> +#include <linux/slab.h> +#include <sound/hdaudio_ext.h> +#include "avs.h" +#include "messages.h" + +static int skl_enable_logs(struct avs_dev *adev, enum avs_log_enable enable, + u32 aging_period, u32 fifo_full_period, + unsigned long resource_mask, u32 *priorities) +{ + struct skl_log_state_info *info; + u32 size, num_cores = adev->hw_cfg.dsp_cores; + int ret, i; + + if (fls_long(resource_mask) > num_cores) + return -EINVAL; + size = struct_size(info, logs_core, num_cores); + info = kzalloc(size, GFP_KERNEL); + if (!info) + return -ENOMEM; + + info->core_mask = resource_mask; + if (enable) + for_each_set_bit(i, &resource_mask, GENMASK(num_cores, 0)) { + info->logs_core[i].enable = enable; + info->logs_core[i].min_priority = *priorities++; + } + else + for_each_set_bit(i, &resource_mask, GENMASK(num_cores, 0)) + info->logs_core[i].enable = enable; + + ret = avs_ipc_set_enable_logs(adev, (u8 *)info, size); + kfree(info); + if (ret) + return AVS_IPC_RET(ret); + + return 0; +} + +unsigned int skl_log_buffer_offset(struct avs_dev *adev, u32 core) +{ + return core * avs_log_buffer_size(adev); +} + +/* fw DbgLogWp registers */ +#define FW_REGS_DBG_LOG_WP(core) (0x30 + 0x4 * core) + +static int +skl_log_buffer_status(struct avs_dev *adev, union avs_notify_msg *msg) +{ + unsigned long flags; + void __iomem *buf; + u16 size, write, offset; + + spin_lock_irqsave(&adev->dbg.trace_lock, flags); + if (!kfifo_initialized(&adev->dbg.trace_fifo)) { + spin_unlock_irqrestore(&adev->dbg.trace_lock, flags); + return 0; + } + + size = avs_log_buffer_size(adev) / 2; + write = readl(avs_sram_addr(adev, AVS_FW_REGS_WINDOW) + + FW_REGS_DBG_LOG_WP(msg->log.core)); + /* determine buffer half */ + offset = (write < size) ? size : 0; + + buf = avs_log_buffer_addr(adev, msg->log.core) + offset; + __kfifo_fromio_locked(&adev->dbg.trace_fifo, buf, size, + &adev->dbg.fifo_lock); + wake_up(&adev->dbg.trace_waitq); + spin_unlock_irqrestore(&adev->dbg.trace_lock, flags); + + return 0; +} + +static int skl_coredump(struct avs_dev *adev, union avs_notify_msg *msg) +{ + u8 *dump; + + dump = vzalloc(AVS_FW_REGS_SIZE); + if (!dump) + return -ENOMEM; + + memcpy_fromio(dump, avs_sram_addr(adev, AVS_FW_REGS_WINDOW), AVS_FW_REGS_SIZE); + dev_coredumpv(adev->dev, dump, AVS_FW_REGS_SIZE, GFP_KERNEL); + + return 0; +} + +static bool +skl_d0ix_toggle(struct avs_dev *adev, struct avs_ipc_msg *tx, bool wake) +{ + /* unsupported on cAVS 1.5 hw */ + return false; +} + +static int skl_set_d0ix(struct avs_dev *adev, bool enable) +{ + /* unsupported on cAVS 1.5 hw */ + return 0; +} + +const struct avs_dsp_ops skl_dsp_ops = { + .power = avs_dsp_core_power, + .reset = avs_dsp_core_reset, + .stall = avs_dsp_core_stall, + .irq_handler = avs_dsp_irq_handler, + .irq_thread = avs_dsp_irq_thread, + .int_control = avs_dsp_interrupt_control, + .load_basefw = avs_cldma_load_basefw, + .load_lib = avs_cldma_load_library, + .transfer_mods = avs_cldma_transfer_modules, + .enable_logs = skl_enable_logs, + .log_buffer_offset = skl_log_buffer_offset, + .log_buffer_status = skl_log_buffer_status, + .coredump = skl_coredump, + .d0ix_toggle = skl_d0ix_toggle, + .set_d0ix = skl_set_d0ix, +};