static int exynos_read(struct hwrng *rng, void *buf,
size_t max, bool wait)
{
struct exynos_rng *exynos_rng = container_of(rng,
struct exynos_rng, rng);
u32 *data = buf;
int retry = 100;
int ret = 4;
pm_runtime_get_sync(exynos_rng->dev);
exynos_rng_writel(exynos_rng, PRNG_START, 0);
while (!(exynos_rng_readl(exynos_rng,
EXYNOS_PRNG_STATUS_OFFSET) & PRNG_DONE) && --retry)
cpu_relax();
if (!retry) {
ret = -ETIMEDOUT;
goto out;
}
exynos_rng_writel(exynos_rng, PRNG_DONE, EXYNOS_PRNG_STATUS_OFFSET);
*data = exynos_rng_readl(exynos_rng, EXYNOS_PRNG_OUT1_OFFSET);
out:
pm_runtime_mark_last_busy(exynos_rng->dev);
pm_runtime_put_sync_autosuspend(exynos_rng->dev);
return ret;
}
static ssize_t esa_write(struct file *file, const char *buffer,
size_t size, loff_t *pos)
{
int ret;
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&si.pdev->dev);
if (!si.fx_ext_on) {
esa_debug("%s: fx ext not enabled\n", __func__);
ret = -EINVAL;
goto out;
}
if (!si.fx_work_buf) {
esa_debug("%s: fx buf not ready\n", __func__);
ret = -EBUSY;
goto out;
}
if (copy_from_user(si.fx_work_buf, buffer, size)) {
esa_err("%s: failed to copy_from_user\n", __func__);
ret = -EFAULT;
} else {
esa_debug("%s: %lu bytes\n", __func__, size);
ret = FX_BUF_SIZE;
}
out:
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return ret;
}
void escore_pm_enable(void)
{
struct escore_priv *escore = &escore_priv;
int ret = 0;
dev_dbg(escore->dev, "%s()\n", __func__);
if (escore->pm_enable) {
pr_err("%s(): Already Enabled\n", __func__);
return;
}
escore->pm_enable = ES_PM_ON;
escore->pm_status = ES_PM_ON;
pm_runtime_set_active(escore->dev);
pm_runtime_mark_last_busy(escore->dev);
pm_runtime_set_autosuspend_delay(escore->dev, ES_PM_AUTOSUSPEND_DELAY);
pm_runtime_use_autosuspend(escore->dev);
pm_runtime_enable(escore->dev);
device_init_wakeup(escore->dev, true);
if (pm_runtime_get_sync(escore->dev) >= 0) {
ret = pm_runtime_put_sync_autosuspend(escore->dev);
if (ret < 0) {
dev_err(escore->dev,
"%s() escore PM put failed ret = %d\n",
__func__, ret);
}
} else
dev_err(escore->dev,
"%s() escore PM get failed ret = %d\n", __func__, ret);
return;
}
void esa_dma_close(int ch)
{
if (!si.dma_ch[ch] || (ch >= DMA_CH_MAX))
return;
si.dma_ch[ch] = false;
si.dma_cb[ch] = NULL;
si.dma_cb_param[ch] = NULL;
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
}
static void dwc3_pci_resume_work(struct work_struct *work)
{
struct dwc3_pci *dwc = container_of(work, struct dwc3_pci, wakeup_work);
struct platform_device *dwc3 = dwc->dwc3;
int ret;
ret = pm_runtime_get_sync(&dwc3->dev);
if (ret)
return;
pm_runtime_mark_last_busy(&dwc3->dev);
pm_runtime_put_sync_autosuspend(&dwc3->dev);
}
int esa_effect_write(int type, int *value, int count)
{
int effect_count = count;
void __iomem *effect_addr;
int i, *effect_value;
int ret = 0;
pm_runtime_get_sync(&si.pdev->dev);
effect_value = (int *)kzalloc(effect_count * sizeof(int), GFP_KERNEL);
effect_value = value;
switch (type) {
case SOUNDALIVE:
effect_addr = si.effect_ram + SA_BASE;
break;
case MYSOUND:
effect_addr = si.effect_ram + MYSOUND_BASE;
break;
case PLAYSPEED:
effect_addr = si.effect_ram + VSP_BASE;
break;
case SOUNDBALANCE:
effect_addr = si.effect_ram + LRSM_BASE;
break;
default :
pr_err("Not support effect type : %d\n", type);
ret = -EINVAL;
goto out;
}
if ((effect_value[1] == 0) && (effect_value[15] == 2) &&
(effect_value[16] == 2))
si.effect_on = 0;
else
si.effect_on = 1;
for (i = 0; i < effect_count; i++) {
pr_debug("effect_value[%d] = %d\n", i, effect_value[i]);
writel(effect_value[i], effect_addr + 0x10 + (i * 4));
}
writel(CHANGE_BIT, effect_addr);
esa_update_qos();
out:
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
return ret;
}
void escore_pm_put_autosuspend(void)
{
struct escore_priv *escore = &escore_priv;
int ret = 0;
dev_dbg(escore->dev, "%s()\n", __func__);
if (!escore->pm_enable)
return;
pm_runtime_mark_last_busy(escore->dev);
ret = pm_runtime_put_sync_autosuspend(escore->dev);
if (ret)
dev_err(escore->dev, "%s(): fail %d\n", __func__, ret);
}
static ssize_t lpeff_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
u32 elpe_cmd;
u32 arg0, arg1, arg2, arg3, arg4, arg5, arg6;
u32 arg7, arg8, arg9, arg10, arg11, arg12;
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&g_si.pdev->dev);
elpe_cmd = readl(g_effect_addr + ELPE_BASE + ELPE_CMD);
arg0 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG0);
arg1 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG1);
arg2 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG2);
arg3 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG3);
arg4 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG4);
arg5 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG5);
arg6 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG6);
arg7 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG7);
arg8 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG8);
arg9 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG9);
arg10 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG10);
arg11 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG11);
arg12 = readl(g_effect_addr + ELPE_BASE + ELPE_ARG12);
/* change src, dst address to offset value */
#if 0
src = (src & 0xFFFFFF) - 0x400000;
dst = (dst & 0xFFFFFF) - 0x400000;
#endif
pm_runtime_mark_last_busy(&g_si.pdev->dev);
pm_runtime_put_sync_autosuspend(&g_si.pdev->dev);
mutex_unlock(&esa_mutex);
// flush_cache_all();
return scnprintf(buf, PAGE_SIZE, "%d %d %d %d %d %d %d %d %d %d %d %d %d %d\n",
elpe_cmd, arg0, arg1, arg2, arg3, arg4, arg5, arg6,
arg7, arg8, arg9, arg10, arg11, arg12);
}
static ssize_t esa_read(struct file *file, char *buffer,
size_t size, loff_t *pos)
{
int ret;
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&si.pdev->dev);
if (!si.fx_ext_on) {
esa_debug("%s: fx ext not enabled\n", __func__);
ret = -EINVAL;
goto out;
}
ret = wait_event_interruptible_timeout(esa_fx_wq, si.fx_irq_done, HZ);
if (!ret) {
esa_err("%s: fx irq timeout\n", __func__);
ret = -EBUSY;
goto out;
}
si.fx_irq_done = false;
si.fx_work_buf = (unsigned char *)(si.sram + FX_BUF_OFFSET);
si.fx_work_buf += si.fx_next_idx * FX_BUF_SIZE;
esa_debug("%s: buf_idx = %d\n", __func__, si.fx_next_idx);
if (copy_to_user((void *)buffer, si.fx_work_buf, FX_BUF_SIZE)) {
esa_err("%s: failed to copy_to_user\n", __func__);
ret = -EFAULT;
} else {
ret = FX_BUF_SIZE;
}
out:
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return ret;
}
static long esa_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
int ret = 0;
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&si.pdev->dev);
switch (cmd) {
case SEIREN_IOCTL_FX_EXT:
si.fx_ext_on = arg ? true : false;
writel(si.fx_ext_on ? 1 : 0, si.mailbox + EFFECT_EXT_ON);
break;
default:
esa_err("%s: unknown cmd:%08X, arg:%08X\n",
__func__, cmd, (unsigned int)arg);
break;
}
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return ret;
}
static void request_pm_put_sync(void)
{
pm_runtime_put_sync_autosuspend(&srp.pdev->dev);
}
static void request_pm_put_sync(void)
{
pm_runtime_use_autosuspend(&srp.pdev->dev);
pm_runtime_mark_last_busy(&srp.pdev->dev);
pm_runtime_put_sync_autosuspend(&srp.pdev->dev);
}
static ssize_t esa_read(struct file *file, char *buffer,
size_t size, loff_t *pos)
{
struct esa_rtd *rtd = file->private_data;
unsigned char *obuf;
unsigned int *obuf_filled_size;
bool *obuf_filled;
unsigned char *obuf_;
unsigned int *obuf_filled_size_;
bool *obuf_filled_;
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&si.pdev->dev);
/* select OBUF0 or OBUF1 */
if (rtd->select_obuf == 0) {
obuf = rtd->obuf0;
obuf_filled = &rtd->obuf0_filled;
obuf_filled_size = &rtd->obuf0_filled_size;
obuf_ = rtd->obuf1;
obuf_filled_ = &rtd->obuf1_filled;
obuf_filled_size_ = &rtd->obuf1_filled_size;
esa_debug("%s: use obuf0\n", __func__);
} else {
obuf = rtd->obuf1;
obuf_filled = &rtd->obuf1_filled;
obuf_filled_size = &rtd->obuf1_filled_size;
obuf_ = rtd->obuf0;
obuf_filled_ = &rtd->obuf0_filled;
obuf_filled_size_ = &rtd->obuf0_filled_size;
esa_debug("%s: use obuf1\n", __func__);
}
/* select OBUF0 or OBUF1 for next reading */
rtd->select_obuf = !rtd->select_obuf;
/* later... invalidate obuf cache */
/* send pcm data to user */
if (copy_to_user((void *)buffer, obuf, *obuf_filled_size)) {
esa_err("%s: failed to copy_to_user\n", __func__);
goto err;
}
/* if meet eos, it sholud also collect data of another buff */
if (rtd->get_eos && !*obuf_filled_) {
rtd->get_eos = EOS_FINAL;
}
esa_debug("%s: handle_id[%x], idx:[%d], obuf:[%d], obuf_filled_size:[%d]\n",
__func__, rtd->handle_id, rtd->idx, !rtd->select_obuf,
(u32)*obuf_filled_size);
*obuf_filled = false;
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return *obuf_filled_size;
err:
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return -EFAULT;
}
static ssize_t esa_write(struct file *file, const char *buffer,
size_t size, loff_t *pos)
{
struct esa_rtd *rtd = file->private_data;
unsigned char *ibuf;
unsigned char *obuf;
unsigned int *obuf_filled_size;
bool *obuf_filled;
int response, consumed_size = 0;
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&si.pdev->dev);
if (rtd->obuf0_filled && rtd->obuf1_filled) {
esa_err("%s: There is no unfilled obuf\n", __func__);
goto err;
}
/* select IBUF0 or IBUF1 */
if (rtd->select_ibuf == 0) {
ibuf = rtd->ibuf0;
obuf = rtd->obuf0;
obuf_filled = &rtd->obuf0_filled;
obuf_filled_size = &rtd->obuf0_filled_size;
esa_debug("%s: use ibuf0\n", __func__);
} else {
ibuf = rtd->ibuf1;
obuf = rtd->obuf1;
obuf_filled = &rtd->obuf1_filled;
obuf_filled_size = &rtd->obuf1_filled_size;
esa_debug("%s: use ibuf1\n", __func__);
}
/* receive stream data from user */
if (copy_from_user(ibuf, buffer, size)) {
esa_err("%s: failed to copy_from_user\n", __func__);
goto err;
}
/* select IBUF0 or IBUF1 for next writing */
rtd->select_ibuf = !rtd->select_ibuf;
/* send execute command to FW for decoding */
response = esa_send_cmd_exe(rtd, ibuf, obuf, size);
/* filled size in OBUF */
*obuf_filled_size = readl(si.mailbox + SIZE_OUT_DATA);
/* consumed size */
consumed_size = readl(si.mailbox + CONSUMED_BYTE_IN);
if (response == 0 && *obuf_filled_size > 0) {
*obuf_filled = true;
} else {
if (consumed_size <= 0)
consumed_size = response;
if (rtd->need_config)
rtd->need_config = false;
else if (size != 0)
esa_debug("%s: No output? response:%x\n", __func__, response);
}
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
esa_debug("%s: handle_id[%x], idx:[%d], consumed:[%d], filled_size:[%d], ibuf:[%d]\n",
__func__, rtd->handle_id, rtd->idx, consumed_size,
*obuf_filled_size, !rtd->select_ibuf);
return consumed_size;
err:
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return -EFAULT;
}
void esa_compr_close(void)
{
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
ptr_ap = NULL;
}
static long esa_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct esa_rtd *rtd = file->private_data;
int ret = 0;
unsigned int param = cmd >> 16;
cmd = cmd & 0xffff;
esa_debug("%s: idx:%d, param:%x, cmd:%x\n", __func__,
rtd->idx, param, cmd);
mutex_lock(&esa_mutex);
pm_runtime_get_sync(&si.pdev->dev);
switch (cmd) {
case SEIREN_IOCTL_CH_CREATE:
rtd->ip_type = (unsigned int) arg;
arg = arg << 16;
writel(arg, si.mailbox + IP_TYPE);
ret = esa_send_cmd(CMD_CREATE);
if (ret == -EBUSY)
break;
ret = readl(si.mailbox + RETURN_CMD);
if (ret != 0)
break;
rtd->handle_id = readl(si.mailbox + IP_ID);
esa_buffer_init(file);
esa_debug("CH_CREATE: ret_val:%x, handle_id:%x\n",
readl(si.mailbox + RETURN_CMD),
rtd->handle_id);
esa_update_qos();
break;
case SEIREN_IOCTL_CH_DESTROY:
writel(rtd->handle_id, si.mailbox + HANDLE_ID);
ret = esa_send_cmd(CMD_DESTROY);
if (ret == -EBUSY)
break;
ret = readl(si.mailbox + RETURN_CMD);
if (ret != 0)
break;
esa_debug("CH_DESTROY: ret_val:%x, handle_id:%x\n",
readl(si.mailbox + RETURN_CMD),
rtd->handle_id);
break;
case SEIREN_IOCTL_CH_EXE:
esa_debug("CH_EXE\n");
ret = esa_exe(file, param, arg);
break;
case SEIREN_IOCTL_CH_SET_PARAMS:
esa_debug("CH_SET_PARAMS\n");
ret = esa_set_params(file, param, arg);
break;
case SEIREN_IOCTL_CH_GET_PARAMS:
esa_debug("CH_GET_PARAMS\n");
ret = esa_get_params(file, param, arg);
break;
case SEIREN_IOCTL_CH_RESET:
esa_debug("CH_RESET\n");
break;
case SEIREN_IOCTL_CH_FLUSH:
arg = arg << 16;
writel(rtd->handle_id, si.mailbox + HANDLE_ID);
esa_send_cmd(CMD_RESET);
esa_debug("CH_FLUSH: val: %x, handle_id : %x\n",
readl(si.mailbox + RETURN_CMD),
rtd->handle_id);
rtd->get_eos = EOS_NO;
rtd->select_ibuf = 0;
rtd->select_obuf = 0;
rtd->obuf0_filled = false;
rtd->obuf1_filled = false;
break;
case SEIREN_IOCTL_CH_CONFIG:
esa_debug("CH_CONFIG\n");
rtd->need_config = true;
break;
}
pm_runtime_mark_last_busy(&si.pdev->dev);
pm_runtime_put_sync_autosuspend(&si.pdev->dev);
mutex_unlock(&esa_mutex);
return ret;
}