314 lines
7.7 KiB
C
314 lines
7.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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//
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// Copyright(c) 2020 Intel Corporation. All rights reserved.
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//
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// Author: Cezary Rojewski <cezary.rojewski@intel.com>
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//
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#include <linux/slab.h>
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#include "core.h"
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#include "messages.h"
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#include "registers.h"
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int catpt_ipc_get_fw_version(struct catpt_dev *cdev,
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struct catpt_fw_version *version)
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{
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union catpt_global_msg msg = CATPT_GLOBAL_MSG(GET_FW_VERSION);
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struct catpt_ipc_msg request = {{0}}, reply;
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int ret;
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request.header = msg.val;
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reply.size = sizeof(*version);
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reply.data = version;
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ret = catpt_dsp_send_msg(cdev, request, &reply);
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if (ret)
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dev_err(cdev->dev, "get fw version failed: %d\n", ret);
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return ret;
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}
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struct catpt_alloc_stream_input {
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enum catpt_path_id path_id:8;
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enum catpt_stream_type stream_type:8;
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enum catpt_format_id format_id:8;
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u8 reserved;
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struct catpt_audio_format input_format;
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struct catpt_ring_info ring_info;
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u8 num_entries;
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/* flex array with entries here */
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struct catpt_memory_info persistent_mem;
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struct catpt_memory_info scratch_mem;
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u32 num_notifications; /* obsolete */
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} __packed;
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int catpt_ipc_alloc_stream(struct catpt_dev *cdev,
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enum catpt_path_id path_id,
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enum catpt_stream_type type,
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struct catpt_audio_format *afmt,
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struct catpt_ring_info *rinfo,
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u8 num_modules,
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struct catpt_module_entry *modules,
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struct resource *persistent,
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struct resource *scratch,
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struct catpt_stream_info *sinfo)
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{
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union catpt_global_msg msg = CATPT_GLOBAL_MSG(ALLOCATE_STREAM);
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struct catpt_alloc_stream_input input;
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struct catpt_ipc_msg request, reply;
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size_t size, arrsz;
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u8 *payload;
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off_t off;
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int ret;
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off = offsetof(struct catpt_alloc_stream_input, persistent_mem);
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arrsz = sizeof(*modules) * num_modules;
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size = sizeof(input) + arrsz;
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payload = kzalloc(size, GFP_KERNEL);
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if (!payload)
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return -ENOMEM;
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memset(&input, 0, sizeof(input));
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input.path_id = path_id;
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input.stream_type = type;
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input.format_id = CATPT_FORMAT_PCM;
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input.input_format = *afmt;
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input.ring_info = *rinfo;
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input.num_entries = num_modules;
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input.persistent_mem.offset = catpt_to_dsp_offset(persistent->start);
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input.persistent_mem.size = resource_size(persistent);
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if (scratch) {
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input.scratch_mem.offset = catpt_to_dsp_offset(scratch->start);
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input.scratch_mem.size = resource_size(scratch);
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}
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/* re-arrange the input: account for flex array 'entries' */
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memcpy(payload, &input, sizeof(input));
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memmove(payload + off + arrsz, payload + off, sizeof(input) - off);
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memcpy(payload + off, modules, arrsz);
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request.header = msg.val;
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request.size = size;
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request.data = payload;
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reply.size = sizeof(*sinfo);
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reply.data = sinfo;
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ret = catpt_dsp_send_msg(cdev, request, &reply);
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if (ret)
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dev_err(cdev->dev, "alloc stream type %d failed: %d\n",
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type, ret);
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kfree(payload);
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return ret;
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}
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int catpt_ipc_free_stream(struct catpt_dev *cdev, u8 stream_hw_id)
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{
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union catpt_global_msg msg = CATPT_GLOBAL_MSG(FREE_STREAM);
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struct catpt_ipc_msg request;
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int ret;
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request.header = msg.val;
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request.size = sizeof(stream_hw_id);
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request.data = &stream_hw_id;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "free stream %d failed: %d\n",
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stream_hw_id, ret);
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return ret;
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}
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int catpt_ipc_set_device_format(struct catpt_dev *cdev,
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struct catpt_ssp_device_format *devfmt)
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{
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union catpt_global_msg msg = CATPT_GLOBAL_MSG(SET_DEVICE_FORMATS);
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struct catpt_ipc_msg request;
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int ret;
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request.header = msg.val;
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request.size = sizeof(*devfmt);
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request.data = devfmt;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "set device format failed: %d\n", ret);
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return ret;
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}
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int catpt_ipc_enter_dxstate(struct catpt_dev *cdev, enum catpt_dx_state state,
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struct catpt_dx_context *context)
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{
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union catpt_global_msg msg = CATPT_GLOBAL_MSG(ENTER_DX_STATE);
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struct catpt_ipc_msg request, reply;
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int ret;
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request.header = msg.val;
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request.size = sizeof(state);
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request.data = &state;
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reply.size = sizeof(*context);
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reply.data = context;
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ret = catpt_dsp_send_msg(cdev, request, &reply);
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if (ret)
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dev_err(cdev->dev, "enter dx state failed: %d\n", ret);
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return ret;
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}
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int catpt_ipc_get_mixer_stream_info(struct catpt_dev *cdev,
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struct catpt_mixer_stream_info *info)
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{
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union catpt_global_msg msg = CATPT_GLOBAL_MSG(GET_MIXER_STREAM_INFO);
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struct catpt_ipc_msg request = {{0}}, reply;
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int ret;
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request.header = msg.val;
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reply.size = sizeof(*info);
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reply.data = info;
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ret = catpt_dsp_send_msg(cdev, request, &reply);
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if (ret)
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dev_err(cdev->dev, "get mixer info failed: %d\n", ret);
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return ret;
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}
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int catpt_ipc_reset_stream(struct catpt_dev *cdev, u8 stream_hw_id)
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{
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union catpt_stream_msg msg = CATPT_STREAM_MSG(RESET_STREAM);
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struct catpt_ipc_msg request = {{0}};
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int ret;
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msg.stream_hw_id = stream_hw_id;
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request.header = msg.val;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "reset stream %d failed: %d\n",
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stream_hw_id, ret);
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return ret;
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}
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int catpt_ipc_pause_stream(struct catpt_dev *cdev, u8 stream_hw_id)
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{
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union catpt_stream_msg msg = CATPT_STREAM_MSG(PAUSE_STREAM);
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struct catpt_ipc_msg request = {{0}};
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int ret;
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msg.stream_hw_id = stream_hw_id;
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request.header = msg.val;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "pause stream %d failed: %d\n",
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stream_hw_id, ret);
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return ret;
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}
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int catpt_ipc_resume_stream(struct catpt_dev *cdev, u8 stream_hw_id)
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{
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union catpt_stream_msg msg = CATPT_STREAM_MSG(RESUME_STREAM);
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struct catpt_ipc_msg request = {{0}};
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int ret;
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msg.stream_hw_id = stream_hw_id;
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request.header = msg.val;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "resume stream %d failed: %d\n",
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stream_hw_id, ret);
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return ret;
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}
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struct catpt_set_volume_input {
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u32 channel;
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u32 target_volume;
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u64 curve_duration;
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u32 curve_type;
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} __packed;
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int catpt_ipc_set_volume(struct catpt_dev *cdev, u8 stream_hw_id,
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u32 channel, u32 volume,
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u32 curve_duration,
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enum catpt_audio_curve_type curve_type)
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{
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union catpt_stream_msg msg = CATPT_STAGE_MSG(SET_VOLUME);
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struct catpt_ipc_msg request;
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struct catpt_set_volume_input input;
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int ret;
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msg.stream_hw_id = stream_hw_id;
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input.channel = channel;
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input.target_volume = volume;
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input.curve_duration = curve_duration;
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input.curve_type = curve_type;
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request.header = msg.val;
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request.size = sizeof(input);
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request.data = &input;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "set stream %d volume failed: %d\n",
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stream_hw_id, ret);
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return ret;
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}
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struct catpt_set_write_pos_input {
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u32 new_write_pos;
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bool end_of_buffer;
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bool low_latency;
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} __packed;
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int catpt_ipc_set_write_pos(struct catpt_dev *cdev, u8 stream_hw_id,
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u32 pos, bool eob, bool ll)
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{
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union catpt_stream_msg msg = CATPT_STAGE_MSG(SET_WRITE_POSITION);
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struct catpt_ipc_msg request;
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struct catpt_set_write_pos_input input;
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int ret;
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msg.stream_hw_id = stream_hw_id;
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input.new_write_pos = pos;
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input.end_of_buffer = eob;
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input.low_latency = ll;
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request.header = msg.val;
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request.size = sizeof(input);
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request.data = &input;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "set stream %d write pos failed: %d\n",
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stream_hw_id, ret);
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return ret;
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}
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int catpt_ipc_mute_loopback(struct catpt_dev *cdev, u8 stream_hw_id, bool mute)
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{
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union catpt_stream_msg msg = CATPT_STAGE_MSG(MUTE_LOOPBACK);
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struct catpt_ipc_msg request;
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int ret;
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msg.stream_hw_id = stream_hw_id;
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request.header = msg.val;
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request.size = sizeof(mute);
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request.data = &mute;
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ret = catpt_dsp_send_msg(cdev, request, NULL);
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if (ret)
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dev_err(cdev->dev, "mute loopback failed: %d\n", ret);
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return ret;
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}
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