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kernel_samsung_sm7125/techpack/audio/dsp/rtac.c

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/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#include <linux/fs.h>
#include <linux/module.h>
#include <linux/miscdevice.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/mutex.h>
#include <linux/sched.h>
#include <linux/msm_audio_calibration.h>
#include <linux/atomic.h>
#include <linux/compat.h>
#include <dsp/msm_audio_ion.h>
#include <dsp/rtac.h>
#include <dsp/q6asm-v2.h>
#include <dsp/q6afe-v2.h>
#include <dsp/q6adm-v2.h>
#include <dsp/apr_audio-v2.h>
#include <dsp/q6common.h>
#include <dsp/q6voice.h>
#include "adsp_err.h"
/* Max size of payload (buf size - apr header) */
#define MAX_PAYLOAD_SIZE 4076
#define RTAC_MAX_ACTIVE_VOICE_COMBOS 2
#define RTAC_MAX_ACTIVE_POPP 8
#define RTAC_BUF_SIZE 163840
#define TIMEOUT_MS 1000
struct rtac_cal_block_data rtac_cal[MAX_RTAC_BLOCKS] = {
/* ADM_RTAC_CAL */
{{RTAC_BUF_SIZE, 0, 0}, {0, 0, 0} },
/* ASM_RTAC_CAL */
{{RTAC_BUF_SIZE, 0, 0}, {0, 0, 0} },
/* VOICE_RTAC_CAL */
{{RTAC_BUF_SIZE, 0, 0}, {0, 0, 0} },
/* AFE_RTAC_CAL */
{{RTAC_BUF_SIZE, 0, 0}, {0, 0, 0} }
};
struct rtac_common_data {
atomic_t usage_count;
atomic_t apr_err_code;
struct mutex rtac_fops_mutex;
};
static struct rtac_common_data rtac_common;
/* APR data */
struct rtac_apr_data {
void *apr_handle;
atomic_t cmd_state;
wait_queue_head_t cmd_wait;
};
static struct rtac_apr_data rtac_adm_apr_data;
static struct rtac_apr_data rtac_asm_apr_data[ASM_ACTIVE_STREAMS_ALLOWED + 1];
static struct rtac_apr_data rtac_afe_apr_data;
static struct rtac_apr_data rtac_voice_apr_data[RTAC_VOICE_MODES];
/* ADM info & APR */
static struct rtac_adm rtac_adm_data;
static u32 *rtac_adm_buffer;
/* ASM APR */
static u32 *rtac_asm_buffer;
static u32 *rtac_afe_buffer;
/* Voice info & APR */
struct rtac_voice_data_t {
uint32_t tx_topology_id;
uint32_t rx_topology_id;
uint32_t tx_afe_topology;
uint32_t rx_afe_topology;
uint32_t tx_afe_port;
uint32_t rx_afe_port;
uint16_t cvs_handle;
uint16_t cvp_handle;
uint32_t tx_acdb_id;
uint32_t rx_acdb_id;
};
struct rtac_voice {
uint32_t num_of_voice_combos;
struct rtac_voice_data_t voice[RTAC_MAX_ACTIVE_VOICE_COMBOS];
};
struct rtac_afe_user_data {
uint32_t buf_size;
uint32_t cmd_size;
uint32_t port_id;
union {
struct afe_rtac_user_data_set_v2 v2_set;
struct afe_rtac_user_data_set_v3 v3_set;
struct afe_rtac_user_data_get_v2 v2_get;
struct afe_rtac_user_data_get_v3 v3_get;
};
} __packed;
static struct rtac_voice rtac_voice_data;
static u32 *rtac_voice_buffer;
static u32 voice_session_id[RTAC_MAX_ACTIVE_VOICE_COMBOS];
struct mutex rtac_adm_mutex;
struct mutex rtac_adm_apr_mutex;
struct mutex rtac_asm_apr_mutex;
struct mutex rtac_voice_mutex;
struct mutex rtac_voice_apr_mutex;
struct mutex rtac_afe_apr_mutex;
int rtac_clear_mapping(uint32_t cal_type)
{
int result = 0;
pr_debug("%s\n", __func__);
if (cal_type >= MAX_RTAC_BLOCKS) {
pr_debug("%s: invalid cal type %d\n", __func__, cal_type);
result = -EINVAL;
goto done;
}
rtac_cal[cal_type].map_data.map_handle = 0;
done:
return result;
}
int rtac_allocate_cal_buffer(uint32_t cal_type)
{
int result = 0;
size_t len;
pr_debug("%s\n", __func__);
if (cal_type >= MAX_RTAC_BLOCKS) {
pr_err("%s: cal_type %d is invalid!\n",
__func__, cal_type);
result = -EINVAL;
goto done;
}
if (rtac_cal[cal_type].cal_data.paddr != 0) {
pr_err("%s: memory already allocated! cal_type %d, paddr 0x%pK\n",
__func__, cal_type, &rtac_cal[cal_type].cal_data.paddr);
result = -EPERM;
goto done;
}
result = msm_audio_ion_alloc(&rtac_cal[cal_type].map_data.dma_buf,
rtac_cal[cal_type].map_data.map_size,
&rtac_cal[cal_type].cal_data.paddr,
&len,
&rtac_cal[cal_type].cal_data.kvaddr);
if (result < 0) {
pr_err("%s: ION create client for RTAC failed\n",
__func__);
goto done;
}
pr_debug("%s: cal_type %d, paddr 0x%pK, kvaddr 0x%pK, map_size 0x%x\n",
__func__, cal_type,
&rtac_cal[cal_type].cal_data.paddr,
rtac_cal[cal_type].cal_data.kvaddr,
rtac_cal[cal_type].map_data.map_size);
done:
return result;
}
int rtac_free_cal_buffer(uint32_t cal_type)
{
int result = 0;
pr_debug("%s\n", __func__);
if (cal_type >= MAX_RTAC_BLOCKS) {
pr_err("%s: cal_type %d is invalid!\n",
__func__, cal_type);
result = -EINVAL;
goto done;
}
if (rtac_cal[cal_type].map_data.dma_buf == NULL) {
pr_debug("%s: cal_type %d not allocated!\n",
__func__, cal_type);
goto done;
}
result = msm_audio_ion_free(rtac_cal[cal_type].map_data.dma_buf);
if (result < 0) {
pr_err("%s: ION free for RTAC failed! cal_type %d, paddr 0x%pK\n",
__func__, cal_type, &rtac_cal[cal_type].cal_data.paddr);
goto done;
}
rtac_cal[cal_type].map_data.map_handle = 0;
rtac_cal[cal_type].map_data.dma_buf = NULL;
rtac_cal[cal_type].cal_data.size = 0;
rtac_cal[cal_type].cal_data.kvaddr = 0;
rtac_cal[cal_type].cal_data.paddr = 0;
done:
return result;
}
int rtac_map_cal_buffer(uint32_t cal_type)
{
int result = 0;
pr_debug("%s\n", __func__);
if (cal_type >= MAX_RTAC_BLOCKS) {
pr_err("%s: cal_type %d is invalid!\n",
__func__, cal_type);
result = -EINVAL;
goto done;
}
if (rtac_cal[cal_type].map_data.map_handle != 0) {
pr_err("%s: already mapped cal_type %d\n",
__func__, cal_type);
result = -EPERM;
goto done;
}
if (rtac_cal[cal_type].cal_data.paddr == 0) {
pr_err("%s: physical address is NULL cal_type %d\n",
__func__, cal_type);
result = -EPERM;
goto done;
}
switch (cal_type) {
case ADM_RTAC_CAL:
result = adm_map_rtac_block(&rtac_cal[cal_type]);
break;
case ASM_RTAC_CAL:
result = q6asm_map_rtac_block(&rtac_cal[cal_type]);
break;
case VOICE_RTAC_CAL:
result = voc_map_rtac_block(&rtac_cal[cal_type]);
break;
case AFE_RTAC_CAL:
result = afe_map_rtac_block(&rtac_cal[cal_type]);
break;
}
if (result < 0) {
pr_err("%s: map RTAC failed! cal_type %d\n",
__func__, cal_type);
goto done;
}
done:
return result;
}
int rtac_unmap_cal_buffer(uint32_t cal_type)
{
int result = 0;
pr_debug("%s\n", __func__);
if (cal_type >= MAX_RTAC_BLOCKS) {
pr_err("%s: cal_type %d is invalid!\n",
__func__, cal_type);
result = -EINVAL;
goto done;
}
if (rtac_cal[cal_type].map_data.map_handle == 0) {
pr_debug("%s: nothing to unmap cal_type %d\n",
__func__, cal_type);
goto done;
}
switch (cal_type) {
case ADM_RTAC_CAL:
result = adm_unmap_rtac_block(
&rtac_cal[cal_type].map_data.map_handle);
break;
case ASM_RTAC_CAL:
result = q6asm_unmap_rtac_block(
&rtac_cal[cal_type].map_data.map_handle);
break;
case VOICE_RTAC_CAL:
result = voc_unmap_rtac_block(
&rtac_cal[cal_type].map_data.map_handle);
break;
case AFE_RTAC_CAL:
result = afe_unmap_rtac_block(
&rtac_cal[cal_type].map_data.map_handle);
break;
}
if (result < 0) {
pr_err("%s: unmap RTAC failed! cal_type %d\n",
__func__, cal_type);
goto done;
}
done:
return result;
}
static int rtac_open(struct inode *inode, struct file *f)
{
int result = 0;
pr_debug("%s\n", __func__);
mutex_lock(&rtac_common.rtac_fops_mutex);
atomic_inc(&rtac_common.usage_count);
mutex_unlock(&rtac_common.rtac_fops_mutex);
return result;
}
static int rtac_release(struct inode *inode, struct file *f)
{
int result = 0;
int result2 = 0;
int i;
pr_debug("%s\n", __func__);
mutex_lock(&rtac_common.rtac_fops_mutex);
atomic_dec(&rtac_common.usage_count);
pr_debug("%s: ref count %d!\n", __func__,
atomic_read(&rtac_common.usage_count));
if (atomic_read(&rtac_common.usage_count) > 0) {
mutex_unlock(&rtac_common.rtac_fops_mutex);
goto done;
}
for (i = 0; i < MAX_RTAC_BLOCKS; i++) {
result2 = rtac_unmap_cal_buffer(i);
if (result2 < 0) {
pr_err("%s: unmap buffer failed! error %d!\n",
__func__, result2);
result = result2;
}
result2 = rtac_free_cal_buffer(i);
if (result2 < 0) {
pr_err("%s: free buffer failed! error %d!\n",
__func__, result2);
result = result2;
}
}
mutex_unlock(&rtac_common.rtac_fops_mutex);
done:
return result;
}
/* ADM Info */
void add_popp(u32 dev_idx, u32 port_id, u32 popp_id)
{
u32 i = 0;
for (; i < rtac_adm_data.device[dev_idx].num_of_popp; i++)
if (rtac_adm_data.device[dev_idx].popp[i].popp == popp_id)
goto done;
if (rtac_adm_data.device[dev_idx].num_of_popp ==
RTAC_MAX_ACTIVE_POPP) {
pr_err("%s, Max POPP!\n", __func__);
goto done;
}
rtac_adm_data.device[dev_idx].popp[
rtac_adm_data.device[dev_idx].num_of_popp].popp = popp_id;
rtac_adm_data.device[dev_idx].popp[
rtac_adm_data.device[dev_idx].num_of_popp].popp_topology =
q6asm_get_asm_topology(popp_id);
rtac_adm_data.device[dev_idx].popp[
rtac_adm_data.device[dev_idx].num_of_popp++].app_type =
q6asm_get_asm_app_type(popp_id);
pr_debug("%s: popp_id = %d, popp topology = 0x%x, popp app type = 0x%x\n",
__func__,
rtac_adm_data.device[dev_idx].popp[
rtac_adm_data.device[dev_idx].num_of_popp - 1].popp,
rtac_adm_data.device[dev_idx].popp[
rtac_adm_data.device[dev_idx].num_of_popp - 1].popp_topology,
rtac_adm_data.device[dev_idx].popp[
rtac_adm_data.device[dev_idx].num_of_popp - 1].app_type);
done:
return;
}
void rtac_update_afe_topology(u32 port_id)
{
u32 i = 0;
mutex_lock(&rtac_adm_mutex);
for (i = 0; i < rtac_adm_data.num_of_dev; i++) {
if (rtac_adm_data.device[i].afe_port == port_id) {
rtac_adm_data.device[i].afe_topology =
afe_get_topology(port_id);
pr_debug("%s: port_id = 0x%x topology_id = 0x%x copp_id = %d\n",
__func__, port_id,
rtac_adm_data.device[i].afe_topology,
rtac_adm_data.device[i].copp);
}
}
mutex_unlock(&rtac_adm_mutex);
}
void rtac_add_adm_device(u32 port_id, u32 copp_id, u32 path_id, u32 popp_id,
u32 app_type, u32 acdb_id)
{
u32 i = 0;
pr_debug("%s: num rtac devices %d port_id = %d, copp_id = %d\n",
__func__, rtac_adm_data.num_of_dev, port_id, copp_id);
mutex_lock(&rtac_adm_mutex);
if (rtac_adm_data.num_of_dev == RTAC_MAX_ACTIVE_DEVICES) {
pr_err("%s, Can't add anymore RTAC devices!\n", __func__);
goto done;
}
/* Check if device already added */
if (rtac_adm_data.num_of_dev != 0) {
for (; i < rtac_adm_data.num_of_dev; i++) {
if (rtac_adm_data.device[i].afe_port == port_id &&
rtac_adm_data.device[i].copp == copp_id) {
add_popp(i, port_id, popp_id);
goto done;
}
if (rtac_adm_data.device[i].num_of_popp ==
RTAC_MAX_ACTIVE_POPP) {
pr_err("%s, Max POPP!\n", __func__);
goto done;
}
}
}
/* Add device */
rtac_adm_data.num_of_dev++;
rtac_adm_data.device[i].topology_id =
adm_get_topology_for_port_from_copp_id(port_id, copp_id);
rtac_adm_data.device[i].afe_topology =
afe_get_topology(port_id);
rtac_adm_data.device[i].afe_port = port_id;
rtac_adm_data.device[i].copp = copp_id;
rtac_adm_data.device[i].app_type = app_type;
rtac_adm_data.device[i].acdb_dev_id = acdb_id;
rtac_adm_data.device[i].popp[
rtac_adm_data.device[i].num_of_popp].popp = popp_id;
rtac_adm_data.device[i].popp[
rtac_adm_data.device[i].num_of_popp].popp_topology =
q6asm_get_asm_topology(popp_id);
rtac_adm_data.device[i].popp[
rtac_adm_data.device[i].num_of_popp++].app_type =
q6asm_get_asm_app_type(popp_id);
pr_debug("%s: topology = 0x%x, afe_topology = 0x%x, port_id = %d, copp_id = %d, app id = 0x%x, acdb id = %d, popp_id = %d, popp topology = 0x%x, popp app type = 0x%x\n",
__func__,
rtac_adm_data.device[i].topology_id,
rtac_adm_data.device[i].afe_topology,
rtac_adm_data.device[i].afe_port,
rtac_adm_data.device[i].copp,
rtac_adm_data.device[i].app_type,
rtac_adm_data.device[i].acdb_dev_id,
rtac_adm_data.device[i].popp[
rtac_adm_data.device[i].num_of_popp - 1].popp,
rtac_adm_data.device[i].popp[
rtac_adm_data.device[i].num_of_popp - 1].popp_topology,
rtac_adm_data.device[i].popp[
rtac_adm_data.device[i].num_of_popp - 1].app_type);
done:
mutex_unlock(&rtac_adm_mutex);
}
static void shift_adm_devices(u32 dev_idx)
{
for (; dev_idx < rtac_adm_data.num_of_dev; dev_idx++) {
memcpy(&rtac_adm_data.device[dev_idx],
&rtac_adm_data.device[dev_idx + 1],
sizeof(rtac_adm_data.device[dev_idx]));
memset(&rtac_adm_data.device[dev_idx + 1], 0,
sizeof(rtac_adm_data.device[dev_idx]));
}
}
static void shift_popp(u32 copp_idx, u32 popp_idx)
{
for (; popp_idx < rtac_adm_data.device[copp_idx].num_of_popp;
popp_idx++) {
memcpy(&rtac_adm_data.device[copp_idx].popp[popp_idx].popp,
&rtac_adm_data.device[copp_idx].popp[popp_idx + 1].
popp, sizeof(uint32_t));
memcpy(&rtac_adm_data.device[copp_idx].popp[popp_idx].
popp_topology,
&rtac_adm_data.device[copp_idx].popp[popp_idx + 1].
popp_topology,
sizeof(uint32_t));
memset(&rtac_adm_data.device[copp_idx].popp[popp_idx + 1].
popp, 0, sizeof(uint32_t));
memset(&rtac_adm_data.device[copp_idx].popp[popp_idx + 1].
popp_topology, 0, sizeof(uint32_t));
}
}
void rtac_remove_adm_device(u32 port_id, u32 copp_id)
{
s32 i;
pr_debug("%s: num rtac devices %d port_id = %d, copp_id = %d\n",
__func__, rtac_adm_data.num_of_dev, port_id, copp_id);
mutex_lock(&rtac_adm_mutex);
/* look for device */
for (i = 0; i < rtac_adm_data.num_of_dev; i++) {
if (rtac_adm_data.device[i].afe_port == port_id &&
rtac_adm_data.device[i].copp == copp_id) {
memset(&rtac_adm_data.device[i], 0,
sizeof(rtac_adm_data.device[i]));
rtac_adm_data.num_of_dev--;
if (rtac_adm_data.num_of_dev >= 1) {
shift_adm_devices(i);
break;
}
}
}
mutex_unlock(&rtac_adm_mutex);
}
void rtac_remove_popp_from_adm_devices(u32 popp_id)
{
s32 i, j;
pr_debug("%s: popp_id = %d\n", __func__, popp_id);
mutex_lock(&rtac_adm_mutex);
for (i = 0; i < rtac_adm_data.num_of_dev; i++) {
for (j = 0; j < rtac_adm_data.device[i].num_of_popp; j++) {
if (rtac_adm_data.device[i].popp[j].popp ==
popp_id) {
rtac_adm_data.device[i].popp[j].popp = 0;
rtac_adm_data.device[i].popp[j].
popp_topology = 0;
rtac_adm_data.device[i].num_of_popp--;
shift_popp(i, j);
}
}
}
mutex_unlock(&rtac_adm_mutex);
}
/* Voice Info */
static void set_rtac_voice_data(int idx, u32 cvs_handle, u32 cvp_handle,
u32 rx_afe_port, u32 tx_afe_port,
u32 rx_acdb_id, u32 tx_acdb_id,
u32 session_id)
{
rtac_voice_data.voice[idx].tx_topology_id =
voice_get_topology(CVP_VOC_TX_TOPOLOGY_CAL);
rtac_voice_data.voice[idx].rx_topology_id =
voice_get_topology(CVP_VOC_RX_TOPOLOGY_CAL);
rtac_voice_data.voice[idx].tx_afe_topology =
afe_get_topology(tx_afe_port);
rtac_voice_data.voice[idx].rx_afe_topology =
afe_get_topology(rx_afe_port);
rtac_voice_data.voice[idx].tx_afe_port = tx_afe_port;
rtac_voice_data.voice[idx].rx_afe_port = rx_afe_port;
rtac_voice_data.voice[idx].tx_acdb_id = tx_acdb_id;
rtac_voice_data.voice[idx].rx_acdb_id = rx_acdb_id;
rtac_voice_data.voice[idx].cvs_handle = cvs_handle;
rtac_voice_data.voice[idx].cvp_handle = cvp_handle;
pr_debug("%s\n%s: %x\n%s: %d %s: %d\n%s: %d %s: %d\n %s: %d\n %s: %d\n%s: %d %s: %d\n%s",
"<---- Voice Data Info ---->", "Session id", session_id,
"cvs_handle", cvs_handle, "cvp_handle", cvp_handle,
"rx_afe_topology", rtac_voice_data.voice[idx].rx_afe_topology,
"tx_afe_topology", rtac_voice_data.voice[idx].tx_afe_topology,
"rx_afe_port", rx_afe_port, "tx_afe_port", tx_afe_port,
"rx_acdb_id", rx_acdb_id, "tx_acdb_id", tx_acdb_id,
"<-----------End----------->");
/* Store session ID for voice RTAC */
voice_session_id[idx] = session_id;
}
void rtac_add_voice(u32 cvs_handle, u32 cvp_handle, u32 rx_afe_port,
u32 tx_afe_port, u32 rx_acdb_id, u32 tx_acdb_id,
u32 session_id)
{
u32 i = 0;
pr_debug("%s\n", __func__);
mutex_lock(&rtac_voice_mutex);
if (rtac_voice_data.num_of_voice_combos ==
RTAC_MAX_ACTIVE_VOICE_COMBOS) {
pr_err("%s, Can't add anymore RTAC devices!\n", __func__);
goto done;
}
/* Check if device already added */
if (rtac_voice_data.num_of_voice_combos != 0) {
for (; i < rtac_voice_data.num_of_voice_combos; i++) {
if (rtac_voice_data.voice[i].cvs_handle ==
cvs_handle) {
set_rtac_voice_data(i, cvs_handle, cvp_handle,
rx_afe_port, tx_afe_port, rx_acdb_id,
tx_acdb_id, session_id);
goto done;
}
}
}
/* Add device */
rtac_voice_data.num_of_voice_combos++;
set_rtac_voice_data(i, cvs_handle, cvp_handle,
rx_afe_port, tx_afe_port,
rx_acdb_id, tx_acdb_id,
session_id);
done:
mutex_unlock(&rtac_voice_mutex);
}
static void shift_voice_devices(u32 idx)
{
for (; idx < rtac_voice_data.num_of_voice_combos - 1; idx++) {
memcpy(&rtac_voice_data.voice[idx],
&rtac_voice_data.voice[idx + 1],
sizeof(rtac_voice_data.voice[idx]));
voice_session_id[idx] = voice_session_id[idx + 1];
}
}
void rtac_remove_voice(u32 cvs_handle)
{
u32 i = 0;
pr_debug("%s\n", __func__);
mutex_lock(&rtac_voice_mutex);
/* look for device */
for (i = 0; i < rtac_voice_data.num_of_voice_combos; i++) {
if (rtac_voice_data.voice[i].cvs_handle == cvs_handle) {
shift_voice_devices(i);
rtac_voice_data.num_of_voice_combos--;
memset(&rtac_voice_data.voice[
rtac_voice_data.num_of_voice_combos], 0,
sizeof(rtac_voice_data.voice
[rtac_voice_data.num_of_voice_combos]));
voice_session_id[rtac_voice_data.num_of_voice_combos]
= 0;
break;
}
}
mutex_unlock(&rtac_voice_mutex);
}
static u32 get_voice_session_id_cvs(u32 cvs_handle)
{
u32 i;
for (i = 0; i < rtac_voice_data.num_of_voice_combos; i++) {
if (rtac_voice_data.voice[i].cvs_handle == cvs_handle)
return voice_session_id[i];
}
pr_err("%s: No voice index for CVS handle %d found returning 0\n",
__func__, cvs_handle);
return 0;
}
static u32 get_voice_session_id_cvp(u32 cvp_handle)
{
u32 i;
for (i = 0; i < rtac_voice_data.num_of_voice_combos; i++) {
if (rtac_voice_data.voice[i].cvp_handle == cvp_handle)
return voice_session_id[i];
}
pr_err("%s: No voice index for CVP handle %d found returning 0\n",
__func__, cvp_handle);
return 0;
}
static int get_voice_index(u32 mode, u32 handle)
{
if (mode == RTAC_CVP)
return voice_get_idx_for_session(
get_voice_session_id_cvp(handle));
if (mode == RTAC_CVS)
return voice_get_idx_for_session(
get_voice_session_id_cvs(handle));
pr_err("%s: Invalid mode %d, returning 0\n",
__func__, mode);
return 0;
}
/* ADM APR */
void rtac_set_adm_handle(void *handle)
{
pr_debug("%s: handle = %pK\n", __func__, handle);
mutex_lock(&rtac_adm_apr_mutex);
rtac_adm_apr_data.apr_handle = handle;
mutex_unlock(&rtac_adm_apr_mutex);
}
bool rtac_make_adm_callback(uint32_t *payload, u32 payload_size)
{
pr_debug("%s:cmd_state = %d\n", __func__,
atomic_read(&rtac_adm_apr_data.cmd_state));
if (atomic_read(&rtac_adm_apr_data.cmd_state) != 1)
return false;
pr_debug("%s\n", __func__);
if (payload_size == sizeof(uint32_t))
atomic_set(&rtac_common.apr_err_code, payload[0]);
else if (payload_size == (2*sizeof(uint32_t)))
atomic_set(&rtac_common.apr_err_code, payload[1]);
atomic_set(&rtac_adm_apr_data.cmd_state, 0);
wake_up(&rtac_adm_apr_data.cmd_wait);
return true;
}
int send_adm_apr(void *buf, u32 opcode)
{
s32 result;
u32 user_buf_size = 0;
u32 bytes_returned = 0;
u32 copp_id;
u32 payload_size;
u32 data_size = 0;
int copp_idx;
int port_idx;
struct apr_hdr adm_params;
pr_debug("%s\n", __func__);
if (rtac_cal[ADM_RTAC_CAL].map_data.dma_buf == NULL) {
result = rtac_allocate_cal_buffer(ADM_RTAC_CAL);
if (result < 0) {
pr_err("%s: allocate buffer failed!",
__func__);
goto done;
}
}
if (rtac_cal[ADM_RTAC_CAL].map_data.map_handle == 0) {
result = rtac_map_cal_buffer(ADM_RTAC_CAL);
if (result < 0) {
pr_err("%s: map buffer failed!",
__func__);
goto done;
}
}
if (copy_from_user(&user_buf_size, (void *)buf,
sizeof(user_buf_size))) {
pr_err("%s: Copy from user failed! buf = 0x%pK\n",
__func__, buf);
goto done;
}
if (user_buf_size <= 0) {
pr_err("%s: Invalid buffer size = %d\n",
__func__, user_buf_size);
goto done;
}
if (copy_from_user(&payload_size, buf + sizeof(u32), sizeof(u32))) {
pr_err("%s: Could not copy payload size from user buffer\n",
__func__);
goto done;
}
if (copy_from_user(&copp_id, buf + 2 * sizeof(u32), sizeof(u32))) {
pr_err("%s: Could not copy port id from user buffer\n",
__func__);
goto done;
}
if (adm_get_indexes_from_copp_id(copp_id, &copp_idx, &port_idx) != 0) {
pr_err("%s: Copp Id-%d is not active\n", __func__, copp_id);
goto done;
}
mutex_lock(&rtac_adm_apr_mutex);
if (rtac_adm_apr_data.apr_handle == NULL) {
pr_err("%s: APR not initialized\n", __func__);
result = -EINVAL;
goto err;
}
switch (opcode) {
case ADM_CMD_SET_PP_PARAMS_V5:
case ADM_CMD_SET_PP_PARAMS_V6:
/* set payload size to in-band payload */
/* set data size to actual out of band payload size */
data_size = payload_size - 4 * sizeof(u32);
if (data_size > rtac_cal[ADM_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n",
__func__, data_size);
result = -EINVAL;
goto err;
}
payload_size = 4 * sizeof(u32);
/* Copy buffer to out-of-band payload */
if (copy_from_user((void *)
rtac_cal[ADM_RTAC_CAL].cal_data.kvaddr,
buf + 7 * sizeof(u32), data_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
/* set payload size in packet */
rtac_adm_buffer[8] = data_size;
break;
case ADM_CMD_GET_PP_PARAMS_V5:
case ADM_CMD_GET_PP_PARAMS_V6:
if (payload_size > MAX_PAYLOAD_SIZE) {
pr_err("%s: Invalid payload size = %d\n",
__func__, payload_size);
result = -EINVAL;
goto err;
}
/* Copy buffer to in-band payload */
if (copy_from_user(rtac_adm_buffer +
sizeof(adm_params)/sizeof(u32),
buf + 3 * sizeof(u32), payload_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
break;
default:
pr_err("%s: Invalid opcode %d\n", __func__, opcode);
result = -EINVAL;
goto err;
}
/* Pack header */
adm_params.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
APR_HDR_LEN(20), APR_PKT_VER);
adm_params.pkt_size = APR_PKT_SIZE(APR_HDR_SIZE,
payload_size);
adm_params.src_svc = APR_SVC_ADM;
adm_params.src_domain = APR_DOMAIN_APPS;
adm_params.src_port = copp_id;
adm_params.dest_svc = APR_SVC_ADM;
adm_params.dest_domain = APR_DOMAIN_ADSP;
adm_params.dest_port = copp_id;
adm_params.token = port_idx << 16 | copp_idx;
adm_params.opcode = opcode;
/* fill for out-of-band */
rtac_adm_buffer[5] =
lower_32_bits(rtac_cal[ADM_RTAC_CAL].cal_data.paddr);
rtac_adm_buffer[6] =
msm_audio_populate_upper_32_bits(
rtac_cal[ADM_RTAC_CAL].cal_data.paddr);
rtac_adm_buffer[7] = rtac_cal[ADM_RTAC_CAL].map_data.map_handle;
memcpy(rtac_adm_buffer, &adm_params, sizeof(adm_params));
atomic_set(&rtac_adm_apr_data.cmd_state, 1);
pr_debug("%s: Sending RTAC command ioctl 0x%x, paddr 0x%pK\n",
__func__, opcode,
&rtac_cal[ADM_RTAC_CAL].cal_data.paddr);
result = apr_send_pkt(rtac_adm_apr_data.apr_handle,
(uint32_t *)rtac_adm_buffer);
if (result < 0) {
pr_err("%s: Set params failed copp = %d\n", __func__, copp_id);
goto err;
}
/* Wait for the callback */
result = wait_event_timeout(rtac_adm_apr_data.cmd_wait,
(atomic_read(&rtac_adm_apr_data.cmd_state) == 0),
msecs_to_jiffies(TIMEOUT_MS));
if (!result) {
pr_err("%s: Set params timed out copp = %d\n", __func__,
copp_id);
goto err;
}
if (atomic_read(&rtac_common.apr_err_code)) {
pr_err("%s: DSP returned error code = [%s], opcode = 0x%x\n",
__func__, adsp_err_get_err_str(atomic_read(
&rtac_common.apr_err_code)),
opcode);
result = adsp_err_get_lnx_err_code(
atomic_read(
&rtac_common.apr_err_code));
goto err;
}
if (opcode == ADM_CMD_GET_PP_PARAMS_V5) {
bytes_returned = ((u32 *)rtac_cal[ADM_RTAC_CAL].cal_data.
kvaddr)[2] + 3 * sizeof(u32);
} else if (opcode == ADM_CMD_GET_PP_PARAMS_V6) {
bytes_returned =
((u32 *) rtac_cal[ADM_RTAC_CAL].cal_data.kvaddr)[3] +
4 * sizeof(u32);
} else {
bytes_returned = data_size;
goto unlock;
}
if (bytes_returned > rtac_cal[ADM_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n", __func__,
bytes_returned);
result = -EINVAL;
goto err;
}
if (bytes_returned > user_buf_size) {
pr_err("%s: User buf not big enough, size = 0x%x, returned size = 0x%x\n",
__func__, user_buf_size, bytes_returned);
result = -EINVAL;
goto err;
}
if (copy_to_user((void __user *) buf,
rtac_cal[ADM_RTAC_CAL].cal_data.kvaddr,
bytes_returned)) {
pr_err("%s: Could not copy buffer to user,size = %d\n",
__func__, bytes_returned);
result = -EFAULT;
goto err;
}
unlock:
mutex_unlock(&rtac_adm_apr_mutex);
done:
return bytes_returned;
err:
mutex_unlock(&rtac_adm_apr_mutex);
return result;
}
/* ASM APR */
void rtac_set_asm_handle(u32 session_id, void *handle)
{
pr_debug("%s\n", __func__);
mutex_lock(&rtac_asm_apr_mutex);
rtac_asm_apr_data[session_id].apr_handle = handle;
mutex_unlock(&rtac_asm_apr_mutex);
}
bool rtac_make_asm_callback(u32 session_id, uint32_t *payload,
u32 payload_size)
{
if (atomic_read(&rtac_asm_apr_data[session_id].cmd_state) != 1)
return false;
pr_debug("%s\n", __func__);
if (payload_size == sizeof(uint32_t))
atomic_set(&rtac_common.apr_err_code, payload[0]);
else if (payload_size == (2*sizeof(uint32_t)))
atomic_set(&rtac_common.apr_err_code, payload[1]);
atomic_set(&rtac_asm_apr_data[session_id].cmd_state, 0);
wake_up(&rtac_asm_apr_data[session_id].cmd_wait);
return true;
}
int send_rtac_asm_apr(void *buf, u32 opcode)
{
s32 result;
u32 user_buf_size = 0;
u32 bytes_returned = 0;
u32 session_id = 0;
u32 payload_size;
u32 data_size = 0;
struct apr_hdr asm_params;
pr_debug("%s\n", __func__);
if (rtac_cal[ASM_RTAC_CAL].map_data.dma_buf == NULL) {
result = rtac_allocate_cal_buffer(ASM_RTAC_CAL);
if (result < 0) {
pr_err("%s: allocate buffer failed!",
__func__);
goto done;
}
}
if (rtac_cal[ASM_RTAC_CAL].map_data.map_handle == 0) {
result = rtac_map_cal_buffer(ASM_RTAC_CAL);
if (result < 0) {
pr_err("%s: map buffer failed!",
__func__);
goto done;
}
}
if (copy_from_user(&user_buf_size, (void *)buf,
sizeof(user_buf_size))) {
pr_err("%s: Copy from user failed! buf = 0x%pK\n",
__func__, buf);
goto done;
}
if (user_buf_size <= 0) {
pr_err("%s: Invalid buffer size = %d\n",
__func__, user_buf_size);
goto done;
}
if (copy_from_user(&payload_size, buf + sizeof(u32), sizeof(u32))) {
pr_err("%s: Could not copy payload size from user buffer\n",
__func__);
goto done;
}
if (copy_from_user(&session_id, buf + 2 * sizeof(u32), sizeof(u32))) {
pr_err("%s: Could not copy session id from user buffer\n",
__func__);
goto done;
}
if (session_id >= (ASM_ACTIVE_STREAMS_ALLOWED + 1)) {
pr_err("%s: Invalid Session = %d\n", __func__, session_id);
goto done;
}
mutex_lock(&rtac_asm_apr_mutex);
if (rtac_asm_apr_data[session_id].apr_handle == NULL) {
pr_err("%s: APR not initialized\n", __func__);
result = -EINVAL;
goto err;
}
switch (opcode) {
case ASM_STREAM_CMD_SET_PP_PARAMS_V2:
case ASM_STREAM_CMD_SET_PP_PARAMS_V3:
/* set payload size to in-band payload */
/* set data size to actual out of band payload size */
data_size = payload_size - 4 * sizeof(u32);
if (data_size > rtac_cal[ASM_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n",
__func__, data_size);
result = -EINVAL;
goto err;
}
payload_size = 4 * sizeof(u32);
/* Copy buffer to out-of-band payload */
if (copy_from_user((void *)
rtac_cal[ASM_RTAC_CAL].cal_data.kvaddr,
buf + 7 * sizeof(u32), data_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
/* set payload size in packet */
rtac_asm_buffer[8] = data_size;
break;
case ASM_STREAM_CMD_GET_PP_PARAMS_V2:
case ASM_STREAM_CMD_GET_PP_PARAMS_V3:
if (payload_size > MAX_PAYLOAD_SIZE) {
pr_err("%s: Invalid payload size = %d\n",
__func__, payload_size);
result = -EINVAL;
goto err;
}
/* Copy buffer to in-band payload */
if (copy_from_user(rtac_asm_buffer +
sizeof(asm_params)/sizeof(u32),
buf + 3 * sizeof(u32), payload_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
break;
default:
pr_err("%s: Invalid opcode %d\n", __func__, opcode);
result = -EINVAL;
goto err;
}
/* Pack header */
asm_params.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
APR_HDR_LEN(20), APR_PKT_VER);
asm_params.pkt_size = APR_PKT_SIZE(APR_HDR_SIZE,
payload_size);
asm_params.src_svc = q6asm_get_apr_service_id(session_id);
asm_params.src_domain = APR_DOMAIN_APPS;
asm_params.src_port = (session_id << 8) | 0x0001;
asm_params.dest_svc = APR_SVC_ASM;
asm_params.dest_domain = APR_DOMAIN_ADSP;
asm_params.dest_port = (session_id << 8) | 0x0001;
asm_params.token = session_id;
asm_params.opcode = opcode;
/* fill for out-of-band */
rtac_asm_buffer[5] =
lower_32_bits(rtac_cal[ASM_RTAC_CAL].cal_data.paddr);
rtac_asm_buffer[6] =
msm_audio_populate_upper_32_bits(
rtac_cal[ASM_RTAC_CAL].cal_data.paddr);
rtac_asm_buffer[7] = rtac_cal[ASM_RTAC_CAL].map_data.map_handle;
memcpy(rtac_asm_buffer, &asm_params, sizeof(asm_params));
atomic_set(&rtac_asm_apr_data[session_id].cmd_state, 1);
pr_debug("%s: Sending RTAC command ioctl 0x%x, paddr 0x%pK\n",
__func__, opcode,
&rtac_cal[ASM_RTAC_CAL].cal_data.paddr);
result = apr_send_pkt(rtac_asm_apr_data[session_id].apr_handle,
(uint32_t *)rtac_asm_buffer);
if (result < 0) {
pr_err("%s: Set params failed session = %d\n",
__func__, session_id);
goto err;
}
/* Wait for the callback */
result = wait_event_timeout(rtac_asm_apr_data[session_id].cmd_wait,
(atomic_read(&rtac_asm_apr_data[session_id].cmd_state) == 0),
msecs_to_jiffies(TIMEOUT_MS));
if (!result) {
pr_err("%s: Set params timed out session = %d\n",
__func__, session_id);
goto err;
}
if (atomic_read(&rtac_common.apr_err_code)) {
pr_err("%s: DSP returned error code = [%s], opcode = 0x%x\n",
__func__, adsp_err_get_err_str(atomic_read(
&rtac_common.apr_err_code)),
opcode);
result = adsp_err_get_lnx_err_code(
atomic_read(
&rtac_common.apr_err_code));
goto err;
}
if (opcode == ASM_STREAM_CMD_GET_PP_PARAMS_V2) {
bytes_returned = ((u32 *)rtac_cal[ASM_RTAC_CAL].cal_data.
kvaddr)[2] + 3 * sizeof(u32);
} else if (opcode == ASM_STREAM_CMD_GET_PP_PARAMS_V3) {
bytes_returned =
((u32 *) rtac_cal[ASM_RTAC_CAL].cal_data.kvaddr)[3] +
4 * sizeof(u32);
} else {
bytes_returned = data_size;
goto unlock;
}
if (bytes_returned > rtac_cal[ASM_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n", __func__,
bytes_returned);
result = -EINVAL;
goto err;
}
if (bytes_returned > user_buf_size) {
pr_err("%s: User buf not big enough, size = 0x%x, returned size = 0x%x\n",
__func__, user_buf_size, bytes_returned);
result = -EINVAL;
goto err;
}
if (copy_to_user((void __user *) buf,
rtac_cal[ASM_RTAC_CAL].cal_data.kvaddr,
bytes_returned)) {
pr_err("%s: Could not copy buffer to user,size = %d\n",
__func__, bytes_returned);
result = -EFAULT;
goto err;
}
unlock:
mutex_unlock(&rtac_asm_apr_mutex);
done:
return bytes_returned;
err:
mutex_unlock(&rtac_asm_apr_mutex);
return result;
}
/* AFE APR */
void rtac_set_afe_handle(void *handle)
{
mutex_lock(&rtac_afe_apr_mutex);
rtac_afe_apr_data.apr_handle = handle;
mutex_unlock(&rtac_afe_apr_mutex);
}
bool rtac_make_afe_callback(uint32_t *payload, uint32_t payload_size)
{
pr_debug("%s:cmd_state = %d\n", __func__,
atomic_read(&rtac_afe_apr_data.cmd_state));
if (atomic_read(&rtac_afe_apr_data.cmd_state) != 1)
return false;
if (payload_size == sizeof(uint32_t))
atomic_set(&rtac_common.apr_err_code, payload[0]);
else if (payload_size == (2*sizeof(uint32_t)))
atomic_set(&rtac_common.apr_err_code, payload[1]);
atomic_set(&rtac_afe_apr_data.cmd_state, 0);
wake_up(&rtac_afe_apr_data.cmd_wait);
return true;
}
static int fill_afe_apr_hdr(struct apr_hdr *apr_hdr, uint32_t port,
uint32_t opcode, uint32_t apr_msg_size)
{
if (apr_hdr == NULL) {
pr_err("%s: invalid APR pointer", __func__);
return -EINVAL;
}
apr_hdr->hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
APR_HDR_LEN(APR_HDR_SIZE), APR_PKT_VER);
apr_hdr->pkt_size = apr_msg_size;
apr_hdr->src_svc = APR_SVC_AFE;
apr_hdr->src_domain = APR_DOMAIN_APPS;
apr_hdr->src_port = 0;
apr_hdr->dest_svc = APR_SVC_AFE;
apr_hdr->dest_domain = APR_DOMAIN_ADSP;
apr_hdr->dest_port = 0;
apr_hdr->token = port;
apr_hdr->opcode = opcode;
return 0;
}
static int send_rtac_afe_apr(void __user *buf, uint32_t opcode)
{
int32_t result;
uint32_t bytes_returned = 0;
uint32_t payload_size = 0;
uint32_t port_index = 0;
uint32_t *afe_cmd = NULL;
uint32_t apr_msg_size = 0;
struct rtac_afe_user_data user_afe_buf;
struct mem_mapping_hdr *mem_hdr = NULL;
struct param_hdr_v1 *get_resp_v2;
struct param_hdr_v3 *get_resp_v3;
pr_debug("%s\n", __func__);
if (rtac_cal[AFE_RTAC_CAL].map_data.dma_buf == NULL) {
result = rtac_allocate_cal_buffer(AFE_RTAC_CAL);
if (result < 0) {
pr_err("%s: allocate buffer failed! ret = %d\n",
__func__, result);
goto done;
}
}
if (rtac_cal[AFE_RTAC_CAL].map_data.map_handle == 0) {
result = rtac_map_cal_buffer(AFE_RTAC_CAL);
if (result < 0) {
pr_err("%s: map buffer failed! ret = %d\n",
__func__, result);
goto done;
}
}
if (copy_from_user(&user_afe_buf, (void *)buf,
sizeof(struct rtac_afe_user_data))) {
pr_err("%s: Copy from user failed! buf = 0x%pK\n",
__func__, buf);
goto done;
}
if (user_afe_buf.buf_size <= 0) {
pr_err("%s: Invalid buffer size = %d\n",
__func__, user_afe_buf.buf_size);
goto done;
}
port_index = q6audio_get_port_index(user_afe_buf.port_id);
if (port_index >= AFE_MAX_PORTS) {
pr_err("%s: Invalid AFE port = 0x%x\n",
__func__, user_afe_buf.port_id);
goto done;
}
mutex_lock(&rtac_afe_apr_mutex);
if (rtac_afe_apr_data.apr_handle == NULL) {
pr_err("%s: APR not initialized\n", __func__);
result = -EINVAL;
goto err;
}
afe_cmd =
(u32 *) rtac_afe_buffer + sizeof(struct apr_hdr) / sizeof(u32);
switch (opcode) {
case AFE_PORT_CMD_SET_PARAM_V2:
apr_msg_size = sizeof(struct afe_port_cmd_set_param_v2);
payload_size = user_afe_buf.v2_set.payload_size;
if (payload_size > rtac_cal[AFE_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid payload size = %d\n", __func__,
payload_size);
result = -EINVAL;
goto err;
}
/* Copy the command to the rtac buffer */
memcpy(afe_cmd, &user_afe_buf.v2_set,
sizeof(user_afe_buf.v2_set));
/* Copy the param data to the out-of-band location */
if (copy_from_user(rtac_cal[AFE_RTAC_CAL].cal_data.kvaddr,
(void __user *) buf +
offsetof(struct rtac_afe_user_data,
v2_set.param_hdr),
payload_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
break;
case AFE_PORT_CMD_SET_PARAM_V3:
apr_msg_size = sizeof(struct afe_port_cmd_set_param_v3);
payload_size = user_afe_buf.v3_set.payload_size;
if (payload_size > rtac_cal[AFE_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid payload size = %d\n", __func__,
payload_size);
result = -EINVAL;
goto err;
}
/* Copy the command to the rtac buffer */
memcpy(afe_cmd, &user_afe_buf.v3_set,
sizeof(user_afe_buf.v3_set));
/* Copy the param data to the out-of-band location */
if (copy_from_user(rtac_cal[AFE_RTAC_CAL].cal_data.kvaddr,
(void __user *) buf +
offsetof(struct rtac_afe_user_data,
v3_set.param_hdr),
payload_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
break;
case AFE_PORT_CMD_GET_PARAM_V2:
apr_msg_size = sizeof(struct afe_port_cmd_get_param_v2);
if (user_afe_buf.cmd_size > MAX_PAYLOAD_SIZE) {
pr_err("%s: Invalid payload size = %d\n", __func__,
user_afe_buf.cmd_size);
result = -EINVAL;
goto err;
}
/* Copy the command and param data in-band */
if (copy_from_user(afe_cmd,
(void __user *) buf +
offsetof(struct rtac_afe_user_data,
v2_get),
user_afe_buf.cmd_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
break;
case AFE_PORT_CMD_GET_PARAM_V3:
apr_msg_size = sizeof(struct afe_port_cmd_get_param_v3);
if (user_afe_buf.cmd_size > MAX_PAYLOAD_SIZE) {
pr_err("%s: Invalid payload size = %d\n", __func__,
user_afe_buf.cmd_size);
result = -EINVAL;
goto err;
}
/* Copy the command and param data in-band */
if (copy_from_user(afe_cmd,
(void __user *) buf +
offsetof(struct rtac_afe_user_data,
v3_get),
user_afe_buf.cmd_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
break;
default:
pr_err("%s: Invalid opcode %d\n", __func__, opcode);
result = -EINVAL;
goto err;
}
/*
* The memory header is in the same location in all commands. Therefore,
* it doesn't matter what command the buffer is cast into.
*/
mem_hdr = &((struct afe_port_cmd_set_param_v3 *) rtac_afe_buffer)
->mem_hdr;
mem_hdr->data_payload_addr_lsw =
lower_32_bits(rtac_cal[AFE_RTAC_CAL].cal_data.paddr);
mem_hdr->data_payload_addr_msw = msm_audio_populate_upper_32_bits(
rtac_cal[AFE_RTAC_CAL].cal_data.paddr);
mem_hdr->mem_map_handle = rtac_cal[AFE_RTAC_CAL].map_data.map_handle;
/* Fill the APR header at the end so we have the correct message size */
fill_afe_apr_hdr((struct apr_hdr *) rtac_afe_buffer,
port_index, opcode, apr_msg_size);
atomic_set(&rtac_afe_apr_data.cmd_state, 1);
pr_debug("%s: Sending RTAC command ioctl 0x%x, paddr 0x%pK\n",
__func__, opcode,
&rtac_cal[AFE_RTAC_CAL].cal_data.paddr);
result = apr_send_pkt(rtac_afe_apr_data.apr_handle,
(uint32_t *)rtac_afe_buffer);
if (result < 0) {
pr_err("%s: Set params failed port = 0x%x, ret = %d\n",
__func__, user_afe_buf.port_id, result);
goto err;
}
/* Wait for the callback */
result = wait_event_timeout(rtac_afe_apr_data.cmd_wait,
(atomic_read(&rtac_afe_apr_data.cmd_state) == 0),
msecs_to_jiffies(TIMEOUT_MS));
if (!result) {
pr_err("%s: Set params timed out port = 0x%x, ret = %d\n",
__func__, user_afe_buf.port_id, result);
goto err;
}
if (atomic_read(&rtac_common.apr_err_code)) {
pr_err("%s: DSP returned error code = [%s], opcode = 0x%x\n",
__func__, adsp_err_get_err_str(atomic_read(
&rtac_common.apr_err_code)),
opcode);
result = adsp_err_get_lnx_err_code(
atomic_read(
&rtac_common.apr_err_code));
goto err;
}
if (opcode == AFE_PORT_CMD_GET_PARAM_V2) {
get_resp_v2 = (struct param_hdr_v1 *) rtac_cal[AFE_RTAC_CAL]
.cal_data.kvaddr;
bytes_returned =
get_resp_v2->param_size + sizeof(struct param_hdr_v1);
} else if (opcode == AFE_PORT_CMD_GET_PARAM_V3) {
get_resp_v3 = (struct param_hdr_v3 *) rtac_cal[AFE_RTAC_CAL]
.cal_data.kvaddr;
bytes_returned =
get_resp_v3->param_size + sizeof(struct param_hdr_v3);
} else {
bytes_returned = payload_size;
goto unlock;
}
if (bytes_returned > rtac_cal[AFE_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n", __func__,
bytes_returned);
result = -EINVAL;
goto err;
}
if (bytes_returned > user_afe_buf.buf_size) {
pr_err("%s: user size = 0x%x, returned size = 0x%x\n", __func__,
user_afe_buf.buf_size, bytes_returned);
result = -EINVAL;
goto err;
}
if (copy_to_user((void __user *) buf,
rtac_cal[AFE_RTAC_CAL].cal_data.kvaddr,
bytes_returned)) {
pr_err("%s: Could not copy buffer to user,size = %d\n",
__func__, bytes_returned);
result = -EFAULT;
goto err;
}
unlock:
mutex_unlock(&rtac_afe_apr_mutex);
done:
return bytes_returned;
err:
mutex_unlock(&rtac_afe_apr_mutex);
return result;
}
/* Voice APR */
void rtac_set_voice_handle(u32 mode, void *handle)
{
pr_debug("%s\n", __func__);
mutex_lock(&rtac_voice_apr_mutex);
rtac_voice_apr_data[mode].apr_handle = handle;
mutex_unlock(&rtac_voice_apr_mutex);
}
bool rtac_make_voice_callback(u32 mode, uint32_t *payload, u32 payload_size)
{
if ((atomic_read(&rtac_voice_apr_data[mode].cmd_state) != 1) ||
(mode >= RTAC_VOICE_MODES))
return false;
pr_debug("%s\n", __func__);
if (payload_size == sizeof(uint32_t))
atomic_set(&rtac_common.apr_err_code, payload[0]);
else if (payload_size == (2*sizeof(uint32_t)))
atomic_set(&rtac_common.apr_err_code, payload[1]);
atomic_set(&rtac_voice_apr_data[mode].cmd_state, 0);
wake_up(&rtac_voice_apr_data[mode].cmd_wait);
return true;
}
int send_voice_apr(u32 mode, void *buf, u32 opcode)
{
s32 result;
u32 user_buf_size = 0;
u32 bytes_returned = 0;
u32 payload_size;
u32 dest_port;
u32 data_size = 0;
struct apr_hdr voice_params;
pr_debug("%s\n", __func__);
if (rtac_cal[VOICE_RTAC_CAL].map_data.dma_buf == NULL) {
result = rtac_allocate_cal_buffer(VOICE_RTAC_CAL);
if (result < 0) {
pr_err("%s: allocate buffer failed!",
__func__);
goto done;
}
}
if (rtac_cal[VOICE_RTAC_CAL].map_data.map_handle == 0) {
result = rtac_map_cal_buffer(VOICE_RTAC_CAL);
if (result < 0) {
pr_err("%s: map buffer failed!",
__func__);
goto done;
}
}
if (copy_from_user(&user_buf_size, (void *)buf,
sizeof(user_buf_size))) {
pr_err("%s: Copy from user failed! buf = 0x%pK\n",
__func__, buf);
goto done;
}
if (user_buf_size <= 0) {
pr_err("%s: Invalid buffer size = %d\n",
__func__, user_buf_size);
goto done;
}
if (copy_from_user(&payload_size, buf + sizeof(u32), sizeof(u32))) {
pr_err("%s: Could not copy payload size from user buffer\n",
__func__);
goto done;
}
if (copy_from_user(&dest_port, buf + 2 * sizeof(u32), sizeof(u32))) {
pr_err("%s: Could not copy port id from user buffer\n",
__func__);
goto done;
}
if ((mode != RTAC_CVP) && (mode != RTAC_CVS)) {
pr_err("%s: Invalid Mode for APR, mode = %d\n",
__func__, mode);
goto done;
}
mutex_lock(&rtac_voice_apr_mutex);
if (rtac_voice_apr_data[mode].apr_handle == NULL) {
pr_err("%s: APR not initialized\n", __func__);
result = -EINVAL;
goto err;
}
switch (opcode) {
case VSS_ICOMMON_CMD_SET_PARAM_V2:
case VSS_ICOMMON_CMD_SET_PARAM_V3:
/* set payload size to in-band payload */
/* set data size to actual out of band payload size */
data_size = payload_size - 4 * sizeof(u32);
if (data_size > rtac_cal[VOICE_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n",
__func__, data_size);
result = -EINVAL;
goto err;
}
payload_size = 4 * sizeof(u32);
/* Copy buffer to out-of-band payload */
if (copy_from_user((void *)
rtac_cal[VOICE_RTAC_CAL].cal_data.kvaddr,
buf + 7 * sizeof(u32), data_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
/* set payload size in packet */
rtac_voice_buffer[8] = data_size;
/* set token for set param case */
voice_params.token = VOC_RTAC_SET_PARAM_TOKEN;
break;
case VSS_ICOMMON_CMD_GET_PARAM_V2:
case VSS_ICOMMON_CMD_GET_PARAM_V3:
if (payload_size > MAX_PAYLOAD_SIZE) {
pr_err("%s: Invalid payload size = %d\n",
__func__, payload_size);
result = -EINVAL;
goto err;
}
/* Copy buffer to in-band payload */
if (copy_from_user(rtac_voice_buffer +
sizeof(voice_params)/sizeof(u32),
buf + 3 * sizeof(u32), payload_size)) {
pr_err("%s: Could not copy payload from user buffer\n",
__func__);
result = -EFAULT;
goto err;
}
/* set token for get param case */
voice_params.token = 0;
break;
default:
pr_err("%s: Invalid opcode %d\n", __func__, opcode);
result = -EINVAL;
goto err;
}
/* Pack header */
voice_params.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
APR_HDR_LEN(20), APR_PKT_VER);
voice_params.pkt_size = APR_PKT_SIZE(APR_HDR_SIZE,
payload_size);
voice_params.src_svc = 0;
voice_params.src_domain = APR_DOMAIN_APPS;
voice_params.src_port = get_voice_index(mode, dest_port);
voice_params.dest_svc = 0;
voice_params.dest_domain = APR_DOMAIN_MODEM;
voice_params.dest_port = (u16)dest_port;
voice_params.opcode = opcode;
/* fill for out-of-band */
rtac_voice_buffer[5] = rtac_cal[VOICE_RTAC_CAL].map_data.map_handle;
rtac_voice_buffer[6] =
lower_32_bits(rtac_cal[VOICE_RTAC_CAL].cal_data.paddr);
rtac_voice_buffer[7] = msm_audio_populate_upper_32_bits(
rtac_cal[VOICE_RTAC_CAL].cal_data.paddr);
memcpy(rtac_voice_buffer, &voice_params, sizeof(voice_params));
atomic_set(&rtac_voice_apr_data[mode].cmd_state, 1);
pr_debug("%s: Sending RTAC command ioctl 0x%x, paddr 0x%pK\n",
__func__, opcode,
&rtac_cal[VOICE_RTAC_CAL].cal_data.paddr);
result = apr_send_pkt(rtac_voice_apr_data[mode].apr_handle,
(uint32_t *)rtac_voice_buffer);
if (result < 0) {
pr_err("%s: apr_send_pkt failed opcode = %x\n",
__func__, opcode);
goto err;
}
/* Wait for the callback */
result = wait_event_timeout(rtac_voice_apr_data[mode].cmd_wait,
(atomic_read(&rtac_voice_apr_data[mode].cmd_state) == 0),
msecs_to_jiffies(TIMEOUT_MS));
if (!result) {
pr_err("%s: apr_send_pkt timed out opcode = %x\n",
__func__, opcode);
goto err;
}
if (atomic_read(&rtac_common.apr_err_code)) {
pr_err("%s: DSP returned error code = [%s], opcode = 0x%x\n",
__func__, adsp_err_get_err_str(atomic_read(
&rtac_common.apr_err_code)),
opcode);
result = adsp_err_get_lnx_err_code(
atomic_read(
&rtac_common.apr_err_code));
goto err;
}
if (opcode == VSS_ICOMMON_CMD_GET_PARAM_V2) {
bytes_returned = ((u32 *)rtac_cal[VOICE_RTAC_CAL].cal_data.
kvaddr)[2] + 3 * sizeof(u32);
} else if (opcode == VSS_ICOMMON_CMD_GET_PARAM_V3) {
bytes_returned =
((u32 *) rtac_cal[VOICE_RTAC_CAL].cal_data.kvaddr)[3] +
4 * sizeof(u32);
} else {
bytes_returned = data_size;
goto unlock;
}
if (bytes_returned > rtac_cal[VOICE_RTAC_CAL].map_data.map_size) {
pr_err("%s: Invalid data size = %d\n", __func__,
bytes_returned);
result = -EINVAL;
goto err;
}
if (bytes_returned > user_buf_size) {
pr_err("%s: User buf not big enough, size = 0x%x, returned size = 0x%x\n",
__func__, user_buf_size, bytes_returned);
result = -EINVAL;
goto err;
}
if (copy_to_user((void __user *) buf,
rtac_cal[VOICE_RTAC_CAL].cal_data.kvaddr,
bytes_returned)) {
pr_err("%s: Could not copy buffer to user, size = %d\n",
__func__, bytes_returned);
result = -EFAULT;
goto err;
}
unlock:
mutex_unlock(&rtac_voice_apr_mutex);
done:
return bytes_returned;
err:
mutex_unlock(&rtac_voice_apr_mutex);
return result;
}
void get_rtac_adm_data(struct rtac_adm *adm_data)
{
mutex_lock(&rtac_adm_mutex);
memcpy(adm_data, &rtac_adm_data, sizeof(struct rtac_adm));
mutex_unlock(&rtac_adm_mutex);
}
static long rtac_ioctl_shared(struct file *f,
unsigned int cmd, void *arg)
{
u32 opcode;
int result = 0;
if (!arg) {
pr_err("%s: No data sent to driver!\n", __func__);
result = -EFAULT;
goto done;
}
switch (cmd) {
case AUDIO_GET_RTAC_ADM_INFO: {
mutex_lock(&rtac_adm_mutex);
if (copy_to_user((void *)arg, &rtac_adm_data,
sizeof(rtac_adm_data))) {
pr_err("%s: copy_to_user failed for AUDIO_GET_RTAC_ADM_INFO\n",
__func__);
mutex_unlock(&rtac_adm_mutex);
return -EFAULT;
}
result = sizeof(rtac_adm_data);
mutex_unlock(&rtac_adm_mutex);
break;
}
case AUDIO_GET_RTAC_VOICE_INFO: {
mutex_lock(&rtac_voice_mutex);
if (copy_to_user((void *)arg, &rtac_voice_data,
sizeof(rtac_voice_data))) {
pr_err("%s: copy_to_user failed for AUDIO_GET_RTAC_VOICE_INFO\n",
__func__);
mutex_unlock(&rtac_voice_mutex);
return -EFAULT;
}
result = sizeof(rtac_voice_data);
mutex_unlock(&rtac_voice_mutex);
break;
}
case AUDIO_GET_RTAC_ADM_CAL:
opcode = q6common_is_instance_id_supported() ?
ADM_CMD_GET_PP_PARAMS_V6 :
ADM_CMD_GET_PP_PARAMS_V5;
result = send_adm_apr((void *) arg, opcode);
break;
case AUDIO_SET_RTAC_ADM_CAL:
opcode = q6common_is_instance_id_supported() ?
ADM_CMD_SET_PP_PARAMS_V6 :
ADM_CMD_SET_PP_PARAMS_V5;
result = send_adm_apr((void *) arg, opcode);
break;
case AUDIO_GET_RTAC_ASM_CAL:
opcode = q6common_is_instance_id_supported() ?
ASM_STREAM_CMD_GET_PP_PARAMS_V3 :
ASM_STREAM_CMD_GET_PP_PARAMS_V2;
result = send_rtac_asm_apr((void *) arg, opcode);
break;
case AUDIO_SET_RTAC_ASM_CAL:
opcode = q6common_is_instance_id_supported() ?
ASM_STREAM_CMD_SET_PP_PARAMS_V3 :
ASM_STREAM_CMD_SET_PP_PARAMS_V2;
result = send_rtac_asm_apr((void *) arg, opcode);
break;
case AUDIO_GET_RTAC_CVS_CAL:
opcode = q6common_is_instance_id_supported() ?
VSS_ICOMMON_CMD_GET_PARAM_V3 :
VSS_ICOMMON_CMD_GET_PARAM_V2;
result = send_voice_apr(RTAC_CVS, (void *) arg, opcode);
break;
case AUDIO_SET_RTAC_CVS_CAL:
opcode = q6common_is_instance_id_supported() ?
VSS_ICOMMON_CMD_SET_PARAM_V3 :
VSS_ICOMMON_CMD_SET_PARAM_V2;
result = send_voice_apr(RTAC_CVS, (void *) arg, opcode);
break;
case AUDIO_GET_RTAC_CVP_CAL:
opcode = q6common_is_instance_id_supported() ?
VSS_ICOMMON_CMD_GET_PARAM_V3 :
VSS_ICOMMON_CMD_GET_PARAM_V2;
result = send_voice_apr(RTAC_CVP, (void *) arg, opcode);
break;
case AUDIO_SET_RTAC_CVP_CAL:
opcode = q6common_is_instance_id_supported() ?
VSS_ICOMMON_CMD_SET_PARAM_V3 :
VSS_ICOMMON_CMD_SET_PARAM_V2;
result = send_voice_apr(RTAC_CVP, (void *) arg, opcode);
break;
case AUDIO_GET_RTAC_AFE_CAL:
opcode = q6common_is_instance_id_supported() ?
AFE_PORT_CMD_GET_PARAM_V3 :
AFE_PORT_CMD_GET_PARAM_V2;
result = send_rtac_afe_apr((void __user *) arg, opcode);
break;
case AUDIO_SET_RTAC_AFE_CAL:
opcode = q6common_is_instance_id_supported() ?
AFE_PORT_CMD_SET_PARAM_V3 :
AFE_PORT_CMD_SET_PARAM_V2;
result = send_rtac_afe_apr((void __user *) arg, opcode);
break;
default:
pr_err("%s: Invalid IOCTL, command = %d!\n",
__func__, cmd);
result = -EINVAL;
}
done:
return result;
}
static long rtac_ioctl(struct file *f,
unsigned int cmd, unsigned long arg)
{
int result = 0;
mutex_lock(&rtac_common.rtac_fops_mutex);
if (!arg) {
pr_err("%s: No data sent to driver!\n", __func__);
result = -EFAULT;
} else {
result = rtac_ioctl_shared(f, cmd, (void __user *)arg);
}
mutex_unlock(&rtac_common.rtac_fops_mutex);
return result;
}
#ifdef CONFIG_COMPAT
#define AUDIO_GET_RTAC_ADM_INFO_32 _IOR(CAL_IOCTL_MAGIC, 207, compat_uptr_t)
#define AUDIO_GET_RTAC_VOICE_INFO_32 _IOR(CAL_IOCTL_MAGIC, 208, compat_uptr_t)
#define AUDIO_GET_RTAC_ADM_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 209, compat_uptr_t)
#define AUDIO_SET_RTAC_ADM_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 210, compat_uptr_t)
#define AUDIO_GET_RTAC_ASM_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 211, compat_uptr_t)
#define AUDIO_SET_RTAC_ASM_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 212, compat_uptr_t)
#define AUDIO_GET_RTAC_CVS_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 213, compat_uptr_t)
#define AUDIO_SET_RTAC_CVS_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 214, compat_uptr_t)
#define AUDIO_GET_RTAC_CVP_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 215, compat_uptr_t)
#define AUDIO_SET_RTAC_CVP_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 216, compat_uptr_t)
#define AUDIO_GET_RTAC_AFE_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 217, compat_uptr_t)
#define AUDIO_SET_RTAC_AFE_CAL_32 _IOWR(CAL_IOCTL_MAGIC, 218, compat_uptr_t)
static long rtac_compat_ioctl(struct file *f,
unsigned int cmd, unsigned long arg)
{
int result = 0;
mutex_lock(&rtac_common.rtac_fops_mutex);
if (!arg) {
pr_err("%s: No data sent to driver!\n", __func__);
result = -EINVAL;
goto done;
}
switch (cmd) {
case AUDIO_GET_RTAC_ADM_INFO_32:
cmd = AUDIO_GET_RTAC_ADM_INFO;
goto process;
case AUDIO_GET_RTAC_VOICE_INFO_32:
cmd = AUDIO_GET_RTAC_VOICE_INFO;
goto process;
case AUDIO_GET_RTAC_AFE_CAL_32:
cmd = AUDIO_GET_RTAC_AFE_CAL;
goto process;
case AUDIO_SET_RTAC_AFE_CAL_32:
cmd = AUDIO_SET_RTAC_AFE_CAL;
goto process;
case AUDIO_GET_RTAC_ADM_CAL_32:
cmd = AUDIO_GET_RTAC_ADM_CAL;
goto process;
case AUDIO_SET_RTAC_ADM_CAL_32:
cmd = AUDIO_SET_RTAC_ADM_CAL;
goto process;
case AUDIO_GET_RTAC_ASM_CAL_32:
cmd = AUDIO_GET_RTAC_ASM_CAL;
goto process;
case AUDIO_SET_RTAC_ASM_CAL_32:
cmd = AUDIO_SET_RTAC_ASM_CAL;
goto process;
case AUDIO_GET_RTAC_CVS_CAL_32:
cmd = AUDIO_GET_RTAC_CVS_CAL;
goto process;
case AUDIO_SET_RTAC_CVS_CAL_32:
cmd = AUDIO_SET_RTAC_CVS_CAL;
goto process;
case AUDIO_GET_RTAC_CVP_CAL_32:
cmd = AUDIO_GET_RTAC_CVP_CAL;
goto process;
case AUDIO_SET_RTAC_CVP_CAL_32:
cmd = AUDIO_SET_RTAC_CVP_CAL;
process:
result = rtac_ioctl_shared(f, cmd, compat_ptr(arg));
break;
default:
result = -EINVAL;
pr_err("%s: Invalid IOCTL, command = %d!\n",
__func__, cmd);
break;
}
done:
mutex_unlock(&rtac_common.rtac_fops_mutex);
return result;
}
#else
#define rtac_compat_ioctl NULL
#endif
static const struct file_operations rtac_fops = {
.owner = THIS_MODULE,
.open = rtac_open,
.release = rtac_release,
.unlocked_ioctl = rtac_ioctl,
.compat_ioctl = rtac_compat_ioctl,
};
struct miscdevice rtac_misc = {
.minor = MISC_DYNAMIC_MINOR,
.name = "msm_rtac",
.fops = &rtac_fops,
};
int __init rtac_init(void)
{
int i = 0;
/* Driver */
atomic_set(&rtac_common.usage_count, 0);
atomic_set(&rtac_common.apr_err_code, 0);
mutex_init(&rtac_common.rtac_fops_mutex);
/* ADM */
memset(&rtac_adm_data, 0, sizeof(rtac_adm_data));
rtac_adm_apr_data.apr_handle = NULL;
atomic_set(&rtac_adm_apr_data.cmd_state, 0);
init_waitqueue_head(&rtac_adm_apr_data.cmd_wait);
mutex_init(&rtac_adm_mutex);
mutex_init(&rtac_adm_apr_mutex);
rtac_adm_buffer = kzalloc(
rtac_cal[ADM_RTAC_CAL].map_data.map_size, GFP_KERNEL);
if (rtac_adm_buffer == NULL)
goto nomem;
/* ASM */
for (i = 0; i < ASM_ACTIVE_STREAMS_ALLOWED+1; i++) {
rtac_asm_apr_data[i].apr_handle = NULL;
atomic_set(&rtac_asm_apr_data[i].cmd_state, 0);
init_waitqueue_head(&rtac_asm_apr_data[i].cmd_wait);
}
mutex_init(&rtac_asm_apr_mutex);
rtac_asm_buffer = kzalloc(
rtac_cal[ASM_RTAC_CAL].map_data.map_size, GFP_KERNEL);
if (rtac_asm_buffer == NULL) {
kzfree(rtac_adm_buffer);
goto nomem;
}
/* AFE */
rtac_afe_apr_data.apr_handle = NULL;
atomic_set(&rtac_afe_apr_data.cmd_state, 0);
init_waitqueue_head(&rtac_afe_apr_data.cmd_wait);
mutex_init(&rtac_afe_apr_mutex);
rtac_afe_buffer = kzalloc(
rtac_cal[AFE_RTAC_CAL].map_data.map_size, GFP_KERNEL);
if (rtac_afe_buffer == NULL) {
kzfree(rtac_adm_buffer);
kzfree(rtac_asm_buffer);
goto nomem;
}
/* Voice */
memset(&rtac_voice_data, 0, sizeof(rtac_voice_data));
for (i = 0; i < RTAC_VOICE_MODES; i++) {
rtac_voice_apr_data[i].apr_handle = NULL;
atomic_set(&rtac_voice_apr_data[i].cmd_state, 0);
init_waitqueue_head(&rtac_voice_apr_data[i].cmd_wait);
}
mutex_init(&rtac_voice_mutex);
mutex_init(&rtac_voice_apr_mutex);
rtac_voice_buffer = kzalloc(
rtac_cal[VOICE_RTAC_CAL].map_data.map_size, GFP_KERNEL);
if (rtac_voice_buffer == NULL) {
kzfree(rtac_adm_buffer);
kzfree(rtac_asm_buffer);
kzfree(rtac_afe_buffer);
goto nomem;
}
if (misc_register(&rtac_misc) != 0) {
kzfree(rtac_adm_buffer);
kzfree(rtac_asm_buffer);
kzfree(rtac_afe_buffer);
kzfree(rtac_voice_buffer);
goto nomem;
}
return 0;
nomem:
return -ENOMEM;
}
void rtac_exit(void)
{
misc_deregister(&rtac_misc);
kzfree(rtac_adm_buffer);
kzfree(rtac_asm_buffer);
kzfree(rtac_afe_buffer);
kzfree(rtac_voice_buffer);
}
MODULE_DESCRIPTION("SoC QDSP6v2 Real-Time Audio Calibration driver");
MODULE_LICENSE("GPL v2");