516 lines
14 KiB
C
516 lines
14 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
|
|
//
|
|
// rt722-sdca-sdw.c -- rt722 SDCA ALSA SoC audio driver
|
|
//
|
|
// Copyright(c) 2023 Realtek Semiconductor Corp.
|
|
//
|
|
//
|
|
|
|
#include <linux/delay.h>
|
|
#include <linux/device.h>
|
|
#include <linux/module.h>
|
|
#include <linux/mod_devicetable.h>
|
|
#include <linux/pm_runtime.h>
|
|
#include <linux/soundwire/sdw_registers.h>
|
|
|
|
#include "rt722-sdca.h"
|
|
#include "rt722-sdca-sdw.h"
|
|
|
|
static bool rt722_sdca_readable_register(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case 0x2f01 ... 0x2f0a:
|
|
case 0x2f35 ... 0x2f36:
|
|
case 0x2f50:
|
|
case 0x2f54:
|
|
case 0x2f58 ... 0x2f5d:
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_GE49, RT722_SDCA_CTL_SELECTED_MODE,
|
|
0):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_GE49, RT722_SDCA_CTL_DETECTED_MODE,
|
|
0):
|
|
case SDW_SDCA_CTL(FUNC_NUM_HID, RT722_SDCA_ENT_HID01, RT722_SDCA_CTL_HIDTX_CURRENT_OWNER,
|
|
0) ... SDW_SDCA_CTL(FUNC_NUM_HID, RT722_SDCA_ENT_HID01,
|
|
RT722_SDCA_CTL_HIDTX_MESSAGE_LENGTH, 0):
|
|
case RT722_BUF_ADDR_HID1 ... RT722_BUF_ADDR_HID2:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool rt722_sdca_volatile_register(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case 0x2f01:
|
|
case 0x2f54:
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_GE49, RT722_SDCA_CTL_DETECTED_MODE,
|
|
0):
|
|
case SDW_SDCA_CTL(FUNC_NUM_HID, RT722_SDCA_ENT_HID01, RT722_SDCA_CTL_HIDTX_CURRENT_OWNER,
|
|
0) ... SDW_SDCA_CTL(FUNC_NUM_HID, RT722_SDCA_ENT_HID01,
|
|
RT722_SDCA_CTL_HIDTX_MESSAGE_LENGTH, 0):
|
|
case RT722_BUF_ADDR_HID1 ... RT722_BUF_ADDR_HID2:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool rt722_sdca_mbq_readable_register(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case 0x2000000 ... 0x2000024:
|
|
case 0x2000029 ... 0x200004a:
|
|
case 0x2000051 ... 0x2000052:
|
|
case 0x200005a ... 0x200005b:
|
|
case 0x2000061 ... 0x2000069:
|
|
case 0x200006b:
|
|
case 0x2000070:
|
|
case 0x200007f:
|
|
case 0x2000082 ... 0x200008e:
|
|
case 0x2000090 ... 0x2000094:
|
|
case 0x5300000 ... 0x5300002:
|
|
case 0x5400002:
|
|
case 0x5600000 ... 0x5600007:
|
|
case 0x5700000 ... 0x5700004:
|
|
case 0x5800000 ... 0x5800004:
|
|
case 0x5b00003:
|
|
case 0x5c00011:
|
|
case 0x5d00006:
|
|
case 0x5f00000 ... 0x5f0000d:
|
|
case 0x5f00030:
|
|
case 0x6100000 ... 0x6100051:
|
|
case 0x6100055 ... 0x6100057:
|
|
case 0x6100062:
|
|
case 0x6100064 ... 0x6100065:
|
|
case 0x6100067:
|
|
case 0x6100070 ... 0x610007c:
|
|
case 0x6100080:
|
|
case SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT722_SDCA_ENT_USER_FU1E, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_01):
|
|
case SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT722_SDCA_ENT_USER_FU1E, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_02):
|
|
case SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT722_SDCA_ENT_USER_FU1E, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_03):
|
|
case SDW_SDCA_CTL(FUNC_NUM_MIC_ARRAY, RT722_SDCA_ENT_USER_FU1E, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_04):
|
|
case SDW_SDCA_CTL(FUNC_NUM_AMP, RT722_SDCA_ENT_USER_FU06, RT722_SDCA_CTL_FU_VOLUME, CH_L):
|
|
case SDW_SDCA_CTL(FUNC_NUM_AMP, RT722_SDCA_ENT_USER_FU06, RT722_SDCA_CTL_FU_VOLUME, CH_R):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_USER_FU05, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_L):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_USER_FU05, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_R):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_USER_FU0F, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_L):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_USER_FU0F, RT722_SDCA_CTL_FU_VOLUME,
|
|
CH_R):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_PLATFORM_FU44,
|
|
RT722_SDCA_CTL_FU_CH_GAIN, CH_L):
|
|
case SDW_SDCA_CTL(FUNC_NUM_JACK_CODEC, RT722_SDCA_ENT_PLATFORM_FU44,
|
|
RT722_SDCA_CTL_FU_CH_GAIN, CH_R):
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static bool rt722_sdca_mbq_volatile_register(struct device *dev, unsigned int reg)
|
|
{
|
|
switch (reg) {
|
|
case 0x2000000:
|
|
case 0x200000d:
|
|
case 0x2000019:
|
|
case 0x2000020:
|
|
case 0x2000030:
|
|
case 0x2000046:
|
|
case 0x2000067:
|
|
case 0x2000084:
|
|
case 0x2000086:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static const struct regmap_config rt722_sdca_regmap = {
|
|
.reg_bits = 32,
|
|
.val_bits = 8,
|
|
.readable_reg = rt722_sdca_readable_register,
|
|
.volatile_reg = rt722_sdca_volatile_register,
|
|
.max_register = 0x44ffffff,
|
|
.reg_defaults = rt722_sdca_reg_defaults,
|
|
.num_reg_defaults = ARRAY_SIZE(rt722_sdca_reg_defaults),
|
|
.cache_type = REGCACHE_MAPLE,
|
|
.use_single_read = true,
|
|
.use_single_write = true,
|
|
};
|
|
|
|
static const struct regmap_config rt722_sdca_mbq_regmap = {
|
|
.name = "sdw-mbq",
|
|
.reg_bits = 32,
|
|
.val_bits = 16,
|
|
.readable_reg = rt722_sdca_mbq_readable_register,
|
|
.volatile_reg = rt722_sdca_mbq_volatile_register,
|
|
.max_register = 0x41000312,
|
|
.reg_defaults = rt722_sdca_mbq_defaults,
|
|
.num_reg_defaults = ARRAY_SIZE(rt722_sdca_mbq_defaults),
|
|
.cache_type = REGCACHE_MAPLE,
|
|
.use_single_read = true,
|
|
.use_single_write = true,
|
|
};
|
|
|
|
static int rt722_sdca_update_status(struct sdw_slave *slave,
|
|
enum sdw_slave_status status)
|
|
{
|
|
struct rt722_sdca_priv *rt722 = dev_get_drvdata(&slave->dev);
|
|
|
|
if (status == SDW_SLAVE_UNATTACHED)
|
|
rt722->hw_init = false;
|
|
|
|
if (status == SDW_SLAVE_ATTACHED) {
|
|
if (rt722->hs_jack) {
|
|
/*
|
|
* Due to the SCP_SDCA_INTMASK will be cleared by any reset, and then
|
|
* if the device attached again, we will need to set the setting back.
|
|
* It could avoid losing the jack detection interrupt.
|
|
* This also could sync with the cache value as the rt722_sdca_jack_init set.
|
|
*/
|
|
sdw_write_no_pm(rt722->slave, SDW_SCP_SDCA_INTMASK1,
|
|
SDW_SCP_SDCA_INTMASK_SDCA_0 | SDW_SCP_SDCA_INTMASK_SDCA_6);
|
|
sdw_write_no_pm(rt722->slave, SDW_SCP_SDCA_INTMASK2,
|
|
SDW_SCP_SDCA_INTMASK_SDCA_8);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Perform initialization only if slave status is present and
|
|
* hw_init flag is false
|
|
*/
|
|
if (rt722->hw_init || status != SDW_SLAVE_ATTACHED)
|
|
return 0;
|
|
|
|
/* perform I/O transfers required for Slave initialization */
|
|
return rt722_sdca_io_init(&slave->dev, slave);
|
|
}
|
|
|
|
static int rt722_sdca_read_prop(struct sdw_slave *slave)
|
|
{
|
|
struct sdw_slave_prop *prop = &slave->prop;
|
|
int nval;
|
|
int i, j;
|
|
u32 bit;
|
|
unsigned long addr;
|
|
struct sdw_dpn_prop *dpn;
|
|
|
|
prop->scp_int1_mask = SDW_SCP_INT1_BUS_CLASH | SDW_SCP_INT1_PARITY;
|
|
prop->quirks = SDW_SLAVE_QUIRKS_INVALID_INITIAL_PARITY;
|
|
|
|
prop->paging_support = true;
|
|
|
|
/*
|
|
* port = 1 for headphone playback
|
|
* port = 2 for headset-mic capture
|
|
* port = 3 for speaker playback
|
|
* port = 6 for digital-mic capture
|
|
*/
|
|
prop->source_ports = BIT(6) | BIT(2); /* BITMAP: 01000100 */
|
|
prop->sink_ports = BIT(3) | BIT(1); /* BITMAP: 00001010 */
|
|
|
|
nval = hweight32(prop->source_ports);
|
|
prop->src_dpn_prop = devm_kcalloc(&slave->dev, nval,
|
|
sizeof(*prop->src_dpn_prop), GFP_KERNEL);
|
|
if (!prop->src_dpn_prop)
|
|
return -ENOMEM;
|
|
|
|
i = 0;
|
|
dpn = prop->src_dpn_prop;
|
|
addr = prop->source_ports;
|
|
for_each_set_bit(bit, &addr, 32) {
|
|
dpn[i].num = bit;
|
|
dpn[i].type = SDW_DPN_FULL;
|
|
dpn[i].simple_ch_prep_sm = true;
|
|
dpn[i].ch_prep_timeout = 10;
|
|
i++;
|
|
}
|
|
|
|
/* do this again for sink now */
|
|
nval = hweight32(prop->sink_ports);
|
|
prop->sink_dpn_prop = devm_kcalloc(&slave->dev, nval,
|
|
sizeof(*prop->sink_dpn_prop), GFP_KERNEL);
|
|
if (!prop->sink_dpn_prop)
|
|
return -ENOMEM;
|
|
|
|
j = 0;
|
|
dpn = prop->sink_dpn_prop;
|
|
addr = prop->sink_ports;
|
|
for_each_set_bit(bit, &addr, 32) {
|
|
dpn[j].num = bit;
|
|
dpn[j].type = SDW_DPN_FULL;
|
|
dpn[j].simple_ch_prep_sm = true;
|
|
dpn[j].ch_prep_timeout = 10;
|
|
j++;
|
|
}
|
|
|
|
/* set the timeout values */
|
|
prop->clk_stop_timeout = 200;
|
|
|
|
/* wake-up event */
|
|
prop->wake_capable = 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rt722_sdca_interrupt_callback(struct sdw_slave *slave,
|
|
struct sdw_slave_intr_status *status)
|
|
{
|
|
struct rt722_sdca_priv *rt722 = dev_get_drvdata(&slave->dev);
|
|
int ret, stat;
|
|
int count = 0, retry = 3;
|
|
unsigned int sdca_cascade, scp_sdca_stat1, scp_sdca_stat2 = 0;
|
|
|
|
if (cancel_delayed_work_sync(&rt722->jack_detect_work)) {
|
|
dev_warn(&slave->dev, "%s the pending delayed_work was cancelled", __func__);
|
|
/* avoid the HID owner doesn't change to device */
|
|
if (rt722->scp_sdca_stat2)
|
|
scp_sdca_stat2 = rt722->scp_sdca_stat2;
|
|
}
|
|
|
|
/*
|
|
* The critical section below intentionally protects a rather large piece of code.
|
|
* We don't want to allow the system suspend to disable an interrupt while we are
|
|
* processing it, which could be problematic given the quirky SoundWire interrupt
|
|
* scheme. We do want however to prevent new workqueues from being scheduled if
|
|
* the disable_irq flag was set during system suspend.
|
|
*/
|
|
mutex_lock(&rt722->disable_irq_lock);
|
|
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_SCP_SDCA_INT1);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
rt722->scp_sdca_stat1 = ret;
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_SCP_SDCA_INT2);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
rt722->scp_sdca_stat2 = ret;
|
|
if (scp_sdca_stat2)
|
|
rt722->scp_sdca_stat2 |= scp_sdca_stat2;
|
|
do {
|
|
/* clear flag */
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_SCP_SDCA_INT1);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
if (ret & SDW_SCP_SDCA_INTMASK_SDCA_0) {
|
|
ret = sdw_update_no_pm(rt722->slave, SDW_SCP_SDCA_INT1,
|
|
SDW_SCP_SDCA_INT_SDCA_0, SDW_SCP_SDCA_INT_SDCA_0);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
} else if (ret & SDW_SCP_SDCA_INTMASK_SDCA_6) {
|
|
ret = sdw_update_no_pm(rt722->slave, SDW_SCP_SDCA_INT1,
|
|
SDW_SCP_SDCA_INT_SDCA_6, SDW_SCP_SDCA_INT_SDCA_6);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
}
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_SCP_SDCA_INT2);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
if (ret & SDW_SCP_SDCA_INTMASK_SDCA_8) {
|
|
ret = sdw_write_no_pm(rt722->slave, SDW_SCP_SDCA_INT2,
|
|
SDW_SCP_SDCA_INTMASK_SDCA_8);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
}
|
|
|
|
/* check if flag clear or not */
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_DP0_INT);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
sdca_cascade = ret & SDW_DP0_SDCA_CASCADE;
|
|
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_SCP_SDCA_INT1);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
scp_sdca_stat1 = ret & SDW_SCP_SDCA_INTMASK_SDCA_0;
|
|
|
|
ret = sdw_read_no_pm(rt722->slave, SDW_SCP_SDCA_INT2);
|
|
if (ret < 0)
|
|
goto io_error;
|
|
scp_sdca_stat2 = ret & SDW_SCP_SDCA_INTMASK_SDCA_8;
|
|
|
|
stat = scp_sdca_stat1 || scp_sdca_stat2 || sdca_cascade;
|
|
|
|
count++;
|
|
} while (stat != 0 && count < retry);
|
|
|
|
if (stat)
|
|
dev_warn(&slave->dev,
|
|
"%s scp_sdca_stat1=0x%x, scp_sdca_stat2=0x%x\n", __func__,
|
|
rt722->scp_sdca_stat1, rt722->scp_sdca_stat2);
|
|
|
|
if (status->sdca_cascade && !rt722->disable_irq)
|
|
mod_delayed_work(system_power_efficient_wq,
|
|
&rt722->jack_detect_work, msecs_to_jiffies(30));
|
|
|
|
mutex_unlock(&rt722->disable_irq_lock);
|
|
|
|
return 0;
|
|
|
|
io_error:
|
|
mutex_unlock(&rt722->disable_irq_lock);
|
|
pr_err_ratelimited("IO error in %s, ret %d\n", __func__, ret);
|
|
return ret;
|
|
}
|
|
|
|
static struct sdw_slave_ops rt722_sdca_slave_ops = {
|
|
.read_prop = rt722_sdca_read_prop,
|
|
.interrupt_callback = rt722_sdca_interrupt_callback,
|
|
.update_status = rt722_sdca_update_status,
|
|
};
|
|
|
|
static int rt722_sdca_sdw_probe(struct sdw_slave *slave,
|
|
const struct sdw_device_id *id)
|
|
{
|
|
struct regmap *regmap, *mbq_regmap;
|
|
|
|
/* Regmap Initialization */
|
|
mbq_regmap = devm_regmap_init_sdw_mbq(slave, &rt722_sdca_mbq_regmap);
|
|
if (IS_ERR(mbq_regmap))
|
|
return PTR_ERR(mbq_regmap);
|
|
|
|
regmap = devm_regmap_init_sdw(slave, &rt722_sdca_regmap);
|
|
if (IS_ERR(regmap))
|
|
return PTR_ERR(regmap);
|
|
|
|
return rt722_sdca_init(&slave->dev, regmap, mbq_regmap, slave);
|
|
}
|
|
|
|
static int rt722_sdca_sdw_remove(struct sdw_slave *slave)
|
|
{
|
|
struct rt722_sdca_priv *rt722 = dev_get_drvdata(&slave->dev);
|
|
|
|
if (rt722->hw_init) {
|
|
cancel_delayed_work_sync(&rt722->jack_detect_work);
|
|
cancel_delayed_work_sync(&rt722->jack_btn_check_work);
|
|
}
|
|
|
|
if (rt722->first_hw_init)
|
|
pm_runtime_disable(&slave->dev);
|
|
|
|
mutex_destroy(&rt722->calibrate_mutex);
|
|
mutex_destroy(&rt722->disable_irq_lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct sdw_device_id rt722_sdca_id[] = {
|
|
SDW_SLAVE_ENTRY_EXT(0x025d, 0x722, 0x3, 0x1, 0),
|
|
{},
|
|
};
|
|
MODULE_DEVICE_TABLE(sdw, rt722_sdca_id);
|
|
|
|
static int __maybe_unused rt722_sdca_dev_suspend(struct device *dev)
|
|
{
|
|
struct rt722_sdca_priv *rt722 = dev_get_drvdata(dev);
|
|
|
|
if (!rt722->hw_init)
|
|
return 0;
|
|
|
|
cancel_delayed_work_sync(&rt722->jack_detect_work);
|
|
cancel_delayed_work_sync(&rt722->jack_btn_check_work);
|
|
|
|
regcache_cache_only(rt722->regmap, true);
|
|
regcache_cache_only(rt722->mbq_regmap, true);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int __maybe_unused rt722_sdca_dev_system_suspend(struct device *dev)
|
|
{
|
|
struct rt722_sdca_priv *rt722_sdca = dev_get_drvdata(dev);
|
|
struct sdw_slave *slave = dev_to_sdw_dev(dev);
|
|
int ret1, ret2;
|
|
|
|
if (!rt722_sdca->hw_init)
|
|
return 0;
|
|
|
|
/*
|
|
* prevent new interrupts from being handled after the
|
|
* deferred work completes and before the parent disables
|
|
* interrupts on the link
|
|
*/
|
|
mutex_lock(&rt722_sdca->disable_irq_lock);
|
|
rt722_sdca->disable_irq = true;
|
|
ret1 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK1,
|
|
SDW_SCP_SDCA_INTMASK_SDCA_0 | SDW_SCP_SDCA_INTMASK_SDCA_6, 0);
|
|
ret2 = sdw_update_no_pm(slave, SDW_SCP_SDCA_INTMASK2,
|
|
SDW_SCP_SDCA_INTMASK_SDCA_8, 0);
|
|
mutex_unlock(&rt722_sdca->disable_irq_lock);
|
|
|
|
if (ret1 < 0 || ret2 < 0) {
|
|
/* log but don't prevent suspend from happening */
|
|
dev_dbg(&slave->dev, "%s: could not disable SDCA interrupts\n:", __func__);
|
|
}
|
|
|
|
return rt722_sdca_dev_suspend(dev);
|
|
}
|
|
|
|
#define RT722_PROBE_TIMEOUT 5000
|
|
|
|
static int __maybe_unused rt722_sdca_dev_resume(struct device *dev)
|
|
{
|
|
struct sdw_slave *slave = dev_to_sdw_dev(dev);
|
|
struct rt722_sdca_priv *rt722 = dev_get_drvdata(dev);
|
|
unsigned long time;
|
|
|
|
if (!rt722->first_hw_init)
|
|
return 0;
|
|
|
|
if (!slave->unattach_request) {
|
|
if (rt722->disable_irq == true) {
|
|
mutex_lock(&rt722->disable_irq_lock);
|
|
sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK1, SDW_SCP_SDCA_INTMASK_SDCA_6);
|
|
sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK2, SDW_SCP_SDCA_INTMASK_SDCA_8);
|
|
rt722->disable_irq = false;
|
|
mutex_unlock(&rt722->disable_irq_lock);
|
|
}
|
|
goto regmap_sync;
|
|
}
|
|
|
|
time = wait_for_completion_timeout(&slave->initialization_complete,
|
|
msecs_to_jiffies(RT722_PROBE_TIMEOUT));
|
|
if (!time) {
|
|
dev_err(&slave->dev, "Initialization not complete, timed out\n");
|
|
sdw_show_ping_status(slave->bus, true);
|
|
|
|
return -ETIMEDOUT;
|
|
}
|
|
|
|
regmap_sync:
|
|
slave->unattach_request = 0;
|
|
regcache_cache_only(rt722->regmap, false);
|
|
regcache_sync(rt722->regmap);
|
|
regcache_cache_only(rt722->mbq_regmap, false);
|
|
regcache_sync(rt722->mbq_regmap);
|
|
return 0;
|
|
}
|
|
|
|
static const struct dev_pm_ops rt722_sdca_pm = {
|
|
SET_SYSTEM_SLEEP_PM_OPS(rt722_sdca_dev_system_suspend, rt722_sdca_dev_resume)
|
|
SET_RUNTIME_PM_OPS(rt722_sdca_dev_suspend, rt722_sdca_dev_resume, NULL)
|
|
};
|
|
|
|
static struct sdw_driver rt722_sdca_sdw_driver = {
|
|
.driver = {
|
|
.name = "rt722-sdca",
|
|
.owner = THIS_MODULE,
|
|
.pm = &rt722_sdca_pm,
|
|
},
|
|
.probe = rt722_sdca_sdw_probe,
|
|
.remove = rt722_sdca_sdw_remove,
|
|
.ops = &rt722_sdca_slave_ops,
|
|
.id_table = rt722_sdca_id,
|
|
};
|
|
module_sdw_driver(rt722_sdca_sdw_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC RT722 SDCA SDW driver");
|
|
MODULE_AUTHOR("Jack Yu <jack.yu@realtek.com>");
|
|
MODULE_LICENSE("GPL");
|