#include <linux/compat.h>
-static int snd_pcm_ioctl_delay_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_delay_compat(struct snd_pcm_substream *substream,
s32 __user *src)
{
snd_pcm_sframes_t delay;
return err;
}
-static int snd_pcm_ioctl_rewind_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_rewind_compat(struct snd_pcm_substream *substream,
u32 __user *src)
{
snd_pcm_uframes_t frames;
return err < 0 ? err : 0;
}
-static int snd_pcm_ioctl_forward_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_forward_compat(struct snd_pcm_substream *substream,
u32 __user *src)
{
snd_pcm_uframes_t frames;
return err < 0 ? err : 0;
}
-struct sndrv_pcm_hw_params32 {
+struct snd_pcm_hw_params32 {
u32 flags;
- struct sndrv_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; /* this must be identical */
- struct sndrv_mask mres[5]; /* reserved masks */
- struct sndrv_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
- struct sndrv_interval ires[9]; /* reserved intervals */
+ struct snd_mask masks[SNDRV_PCM_HW_PARAM_LAST_MASK - SNDRV_PCM_HW_PARAM_FIRST_MASK + 1]; /* this must be identical */
+ struct snd_mask mres[5]; /* reserved masks */
+ struct snd_interval intervals[SNDRV_PCM_HW_PARAM_LAST_INTERVAL - SNDRV_PCM_HW_PARAM_FIRST_INTERVAL + 1];
+ struct snd_interval ires[9]; /* reserved intervals */
u32 rmask;
u32 cmask;
u32 info;
unsigned char reserved[64];
};
-struct sndrv_pcm_sw_params32 {
+struct snd_pcm_sw_params32 {
s32 tstamp_mode;
u32 period_step;
u32 sleep_min;
unsigned char reserved[64];
};
-static int snd_pcm_ioctl_sw_params_compat(snd_pcm_substream_t *substream,
- struct sndrv_pcm_sw_params32 __user *src)
+/* recalcuate the boundary within 32bit */
+static snd_pcm_uframes_t recalculate_boundary(struct snd_pcm_runtime *runtime)
{
- snd_pcm_sw_params_t params;
+ snd_pcm_uframes_t boundary;
+
+ if (! runtime->buffer_size)
+ return 0;
+ boundary = runtime->buffer_size;
+ while (boundary * 2 <= 0x7fffffffUL - runtime->buffer_size)
+ boundary *= 2;
+ return boundary;
+}
+
+static int snd_pcm_ioctl_sw_params_compat(struct snd_pcm_substream *substream,
+ struct snd_pcm_sw_params32 __user *src)
+{
+ struct snd_pcm_sw_params params;
+ snd_pcm_uframes_t boundary;
int err;
memset(¶ms, 0, sizeof(params));
get_user(params.silence_threshold, &src->silence_threshold) ||
get_user(params.silence_size, &src->silence_size))
return -EFAULT;
+ /*
+ * Check silent_size parameter. Since we have 64bit boundary,
+ * silence_size must be compared with the 32bit boundary.
+ */
+ boundary = recalculate_boundary(substream->runtime);
+ if (boundary && params.silence_size >= boundary)
+ params.silence_size = substream->runtime->boundary;
err = snd_pcm_sw_params(substream, ¶ms);
if (err < 0)
return err;
- if (put_user(params.boundary, &src->boundary))
+ if (boundary && put_user(boundary, &src->boundary))
return -EFAULT;
return err;
}
-struct sndrv_pcm_channel_info32 {
+struct snd_pcm_channel_info32 {
u32 channel;
u32 offset;
u32 first;
u32 step;
};
-static int snd_pcm_ioctl_channel_info_compat(snd_pcm_substream_t *substream,
- struct sndrv_pcm_channel_info32 __user *src)
+static int snd_pcm_ioctl_channel_info_compat(struct snd_pcm_substream *substream,
+ struct snd_pcm_channel_info32 __user *src)
{
- snd_pcm_channel_info_t info;
+ struct snd_pcm_channel_info info;
int err;
if (get_user(info.channel, &src->channel) ||
return err;
}
-struct sndrv_pcm_status32 {
+struct snd_pcm_status32 {
s32 state;
struct compat_timespec trigger_tstamp;
struct compat_timespec tstamp;
} __attribute__((packed));
-static int snd_pcm_status_user_compat(snd_pcm_substream_t *substream,
- struct sndrv_pcm_status32 __user *src)
+static int snd_pcm_status_user_compat(struct snd_pcm_substream *substream,
+ struct snd_pcm_status32 __user *src)
{
- snd_pcm_status_t status;
+ struct snd_pcm_status status;
int err;
err = snd_pcm_status(substream, &status);
return err;
}
-/* recalcuate the boundary within 32bit */
-static void recalculate_boundary(snd_pcm_runtime_t *runtime)
-{
- if (! runtime->buffer_size)
- return;
- runtime->boundary = runtime->buffer_size;
- while (runtime->boundary * 2 <= 0x7fffffffUL - runtime->buffer_size)
- runtime->boundary *= 2;
-}
-
/* both for HW_PARAMS and HW_REFINE */
-static int snd_pcm_ioctl_hw_params_compat(snd_pcm_substream_t *substream,
+static int snd_pcm_ioctl_hw_params_compat(struct snd_pcm_substream *substream,
int refine,
- struct sndrv_pcm_hw_params32 __user *data32)
+ struct snd_pcm_hw_params32 __user *data32)
{
- struct sndrv_pcm_hw_params *data;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_hw_params *data;
+ struct snd_pcm_runtime *runtime;
int err;
if (! (runtime = substream->runtime))
goto error;
}
- if (! refine)
- recalculate_boundary(runtime);
+ if (! refine) {
+ unsigned int new_boundary = recalculate_boundary(runtime);
+ if (new_boundary)
+ runtime->boundary = new_boundary;
+ }
error:
kfree(data);
return err;
/*
*/
-struct sndrv_xferi32 {
+struct snd_xferi32 {
s32 result;
u32 buf;
u32 frames;
};
-static int snd_pcm_ioctl_xferi_compat(snd_pcm_substream_t *substream,
- int dir, struct sndrv_xferi32 __user *data32)
+static int snd_pcm_ioctl_xferi_compat(struct snd_pcm_substream *substream,
+ int dir, struct snd_xferi32 __user *data32)
{
compat_caddr_t buf;
u32 frames;
/* snd_xfern needs remapping of bufs */
-struct sndrv_xfern32 {
+struct snd_xfern32 {
s32 result;
u32 bufs; /* this is void **; */
u32 frames;
* handler there expands again the same 128 pointers on stack, so it is better
* to handle the function (calling pcm_readv/writev) directly in this handler.
*/
-static int snd_pcm_ioctl_xfern_compat(snd_pcm_substream_t *substream,
- int dir, struct sndrv_xfern32 __user *data32)
+static int snd_pcm_ioctl_xfern_compat(struct snd_pcm_substream *substream,
+ int dir, struct snd_xfern32 __user *data32)
{
compat_caddr_t buf;
compat_caddr_t __user *bufptr;
}
-struct sndrv_pcm_mmap_status32 {
+struct snd_pcm_mmap_status32 {
s32 state;
s32 pad1;
u32 hw_ptr;
s32 suspended_state;
} __attribute__((packed));
-struct sndrv_pcm_mmap_control32 {
+struct snd_pcm_mmap_control32 {
u32 appl_ptr;
u32 avail_min;
};
-struct sndrv_pcm_sync_ptr32 {
+struct snd_pcm_sync_ptr32 {
u32 flags;
union {
- struct sndrv_pcm_mmap_status32 status;
+ struct snd_pcm_mmap_status32 status;
unsigned char reserved[64];
} s;
union {
- struct sndrv_pcm_mmap_control32 control;
+ struct snd_pcm_mmap_control32 control;
unsigned char reserved[64];
} c;
} __attribute__((packed));
-static int snd_pcm_ioctl_sync_ptr_compat(snd_pcm_substream_t *substream,
- struct sndrv_pcm_sync_ptr32 __user *src)
+static int snd_pcm_ioctl_sync_ptr_compat(struct snd_pcm_substream *substream,
+ struct snd_pcm_sync_ptr32 __user *src)
{
- snd_pcm_runtime_t *runtime = substream->runtime;
- volatile struct sndrv_pcm_mmap_status *status;
- volatile struct sndrv_pcm_mmap_control *control;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ volatile struct snd_pcm_mmap_status *status;
+ volatile struct snd_pcm_mmap_control *control;
u32 sflags;
- struct sndrv_pcm_mmap_control scontrol;
- struct sndrv_pcm_mmap_status sstatus;
+ struct snd_pcm_mmap_control scontrol;
+ struct snd_pcm_mmap_status sstatus;
+ snd_pcm_uframes_t boundary;
int err;
snd_assert(runtime, return -EINVAL);
}
status = runtime->status;
control = runtime->control;
+ boundary = recalculate_boundary(runtime);
+ if (! boundary)
+ boundary = 0x7fffffff;
snd_pcm_stream_lock_irq(substream);
+ /* FIXME: we should consider the boundary for the sync from app */
if (!(sflags & SNDRV_PCM_SYNC_PTR_APPL))
control->appl_ptr = scontrol.appl_ptr;
else
- scontrol.appl_ptr = control->appl_ptr;
+ scontrol.appl_ptr = control->appl_ptr % boundary;
if (!(sflags & SNDRV_PCM_SYNC_PTR_AVAIL_MIN))
control->avail_min = scontrol.avail_min;
else
scontrol.avail_min = control->avail_min;
sstatus.state = status->state;
- sstatus.hw_ptr = status->hw_ptr;
+ sstatus.hw_ptr = status->hw_ptr % boundary;
sstatus.tstamp = status->tstamp;
sstatus.suspended_state = status->suspended_state;
snd_pcm_stream_unlock_irq(substream);
/*
*/
enum {
- SNDRV_PCM_IOCTL_HW_REFINE32 = _IOWR('A', 0x10, struct sndrv_pcm_hw_params32),
- SNDRV_PCM_IOCTL_HW_PARAMS32 = _IOWR('A', 0x11, struct sndrv_pcm_hw_params32),
- SNDRV_PCM_IOCTL_SW_PARAMS32 = _IOWR('A', 0x13, struct sndrv_pcm_sw_params32),
- SNDRV_PCM_IOCTL_STATUS32 = _IOR('A', 0x20, struct sndrv_pcm_status32),
+ SNDRV_PCM_IOCTL_HW_REFINE32 = _IOWR('A', 0x10, struct snd_pcm_hw_params32),
+ SNDRV_PCM_IOCTL_HW_PARAMS32 = _IOWR('A', 0x11, struct snd_pcm_hw_params32),
+ SNDRV_PCM_IOCTL_SW_PARAMS32 = _IOWR('A', 0x13, struct snd_pcm_sw_params32),
+ SNDRV_PCM_IOCTL_STATUS32 = _IOR('A', 0x20, struct snd_pcm_status32),
SNDRV_PCM_IOCTL_DELAY32 = _IOR('A', 0x21, s32),
- SNDRV_PCM_IOCTL_CHANNEL_INFO32 = _IOR('A', 0x32, struct sndrv_pcm_channel_info32),
+ SNDRV_PCM_IOCTL_CHANNEL_INFO32 = _IOR('A', 0x32, struct snd_pcm_channel_info32),
SNDRV_PCM_IOCTL_REWIND32 = _IOW('A', 0x46, u32),
SNDRV_PCM_IOCTL_FORWARD32 = _IOW('A', 0x49, u32),
- SNDRV_PCM_IOCTL_WRITEI_FRAMES32 = _IOW('A', 0x50, struct sndrv_xferi32),
- SNDRV_PCM_IOCTL_READI_FRAMES32 = _IOR('A', 0x51, struct sndrv_xferi32),
- SNDRV_PCM_IOCTL_WRITEN_FRAMES32 = _IOW('A', 0x52, struct sndrv_xfern32),
- SNDRV_PCM_IOCTL_READN_FRAMES32 = _IOR('A', 0x53, struct sndrv_xfern32),
- SNDRV_PCM_IOCTL_SYNC_PTR32 = _IOWR('A', 0x23, struct sndrv_pcm_sync_ptr32),
+ SNDRV_PCM_IOCTL_WRITEI_FRAMES32 = _IOW('A', 0x50, struct snd_xferi32),
+ SNDRV_PCM_IOCTL_READI_FRAMES32 = _IOR('A', 0x51, struct snd_xferi32),
+ SNDRV_PCM_IOCTL_WRITEN_FRAMES32 = _IOW('A', 0x52, struct snd_xfern32),
+ SNDRV_PCM_IOCTL_READN_FRAMES32 = _IOR('A', 0x53, struct snd_xfern32),
+ SNDRV_PCM_IOCTL_SYNC_PTR32 = _IOWR('A', 0x23, struct snd_pcm_sync_ptr32),
};
static long snd_pcm_ioctl_compat(struct file *file, unsigned int cmd, unsigned long arg)
{
- snd_pcm_file_t *pcm_file;
- snd_pcm_substream_t *substream;
+ struct snd_pcm_file *pcm_file;
+ struct snd_pcm_substream *substream;
void __user *argp = compat_ptr(arg);
pcm_file = file->private_data;