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Diffstat (limited to 'sound/pci/rme9652/hdspm.c')
-rw-r--r--sound/pci/rme9652/hdspm.c52
1 files changed, 27 insertions, 25 deletions
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index ab423bc..98762f9 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -535,7 +535,8 @@ static inline void snd_hdspm_initialize_midi_flush(struct hdspm * hdspm);
static int hdspm_update_simple_mixer_controls(struct hdspm * hdspm);
static int hdspm_autosync_ref(struct hdspm * hdspm);
static int snd_hdspm_set_defaults(struct hdspm * hdspm);
-static void hdspm_set_sgbuf(struct hdspm * hdspm, struct snd_sg_buf *sgbuf,
+static void hdspm_set_sgbuf(struct hdspm * hdspm,
+ struct snd_pcm_substream *substream,
unsigned int reg, int channels);
static inline int HDSPM_bit2freq(int n)
@@ -845,7 +846,7 @@ static void hdspm_set_dds_value(struct hdspm *hdspm, int rate)
n = 110100480000000ULL; /* Value checked for AES32 and MADI */
div64_32(&n, rate, &r);
/* n should be less than 2^32 for being written to FREQ register */
- snd_assert((n >> 32) == 0);
+ snd_BUG_ON(n >> 32);
hdspm_write(hdspm, HDSPM_freqReg, (u32)n);
}
@@ -2617,8 +2618,8 @@ static int snd_hdspm_get_playback_mixer(struct snd_kcontrol *kcontrol,
channel = ucontrol->id.index - 1;
- snd_assert(channel >= 0
- || channel < HDSPM_MAX_CHANNELS, return -EINVAL);
+ if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS))
+ return -EINVAL;
mapped_channel = hdspm->channel_map[channel];
if (mapped_channel < 0)
@@ -2652,8 +2653,8 @@ static int snd_hdspm_put_playback_mixer(struct snd_kcontrol *kcontrol,
channel = ucontrol->id.index - 1;
- snd_assert(channel >= 0
- || channel < HDSPM_MAX_CHANNELS, return -EINVAL);
+ if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS))
+ return -EINVAL;
mapped_channel = hdspm->channel_map[channel];
if (mapped_channel < 0)
@@ -3496,8 +3497,8 @@ static char *hdspm_channel_buffer_location(struct hdspm * hdspm,
{
int mapped_channel;
- snd_assert(channel >= 0
- || channel < HDSPM_MAX_CHANNELS, return NULL);
+ if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS))
+ return NULL;
mapped_channel = hdspm->channel_map[channel];
if (mapped_channel < 0)
@@ -3520,14 +3521,15 @@ static int snd_hdspm_playback_copy(struct snd_pcm_substream *substream,
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
char *channel_buf;
- snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4,
- return -EINVAL);
+ if (snd_BUG_ON(pos + count > HDSPM_CHANNEL_BUFFER_BYTES / 4))
+ return -EINVAL;
channel_buf =
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
channel);
- snd_assert(channel_buf != NULL, return -EIO);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
return copy_from_user(channel_buf + pos * 4, src, count * 4);
}
@@ -3539,13 +3541,14 @@ static int snd_hdspm_capture_copy(struct snd_pcm_substream *substream,
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
char *channel_buf;
- snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4,
- return -EINVAL);
+ if (snd_BUG_ON(pos + count > HDSPM_CHANNEL_BUFFER_BYTES / 4))
+ return -EINVAL;
channel_buf =
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
channel);
- snd_assert(channel_buf != NULL, return -EIO);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
return copy_to_user(dst, channel_buf + pos * 4, count * 4);
}
@@ -3559,7 +3562,8 @@ static int snd_hdspm_hw_silence(struct snd_pcm_substream *substream,
channel_buf =
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
channel);
- snd_assert(channel_buf != NULL, return -EIO);
+ if (snd_BUG_ON(!channel_buf))
+ return -EIO;
memset(channel_buf + pos * 4, 0, count * 4);
return 0;
}
@@ -3601,8 +3605,6 @@ static int snd_hdspm_hw_params(struct snd_pcm_substream *substream,
int i;
pid_t this_pid;
pid_t other_pid;
- struct snd_sg_buf *sgbuf;
-
spin_lock_irq(&hdspm->lock);
@@ -3670,11 +3672,9 @@ static int snd_hdspm_hw_params(struct snd_pcm_substream *substream,
if (err < 0)
return err;
- sgbuf = snd_pcm_substream_sgbuf(substream);
-
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- hdspm_set_sgbuf(hdspm, sgbuf, HDSPM_pageAddressBufferOut,
+ hdspm_set_sgbuf(hdspm, substream, HDSPM_pageAddressBufferOut,
params_channels(params));
for (i = 0; i < params_channels(params); ++i)
@@ -3685,7 +3685,7 @@ static int snd_hdspm_hw_params(struct snd_pcm_substream *substream,
snd_printdd("Allocated sample buffer for playback at %p\n",
hdspm->playback_buffer);
} else {
- hdspm_set_sgbuf(hdspm, sgbuf, HDSPM_pageAddressBufferIn,
+ hdspm_set_sgbuf(hdspm, substream, HDSPM_pageAddressBufferIn,
params_channels(params));
for (i = 0; i < params_channels(params); ++i)
@@ -3700,7 +3700,7 @@ static int snd_hdspm_hw_params(struct snd_pcm_substream *substream,
snd_printdd("Allocated sample buffer for %s at 0x%08X\n",
substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?
"playback" : "capture",
- snd_pcm_sgbuf_get_addr(sgbuf, 0));
+ snd_pcm_sgbuf_get_addr(substream, 0));
*/
/*
snd_printdd("set_hwparams: %s %d Hz, %d channels, bs = %d\n",
@@ -3744,7 +3744,8 @@ static int snd_hdspm_channel_info(struct snd_pcm_substream *substream,
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
int mapped_channel;
- snd_assert(info->channel < HDSPM_MAX_CHANNELS, return -EINVAL);
+ if (snd_BUG_ON(info->channel >= HDSPM_MAX_CHANNELS))
+ return -EINVAL;
mapped_channel = hdspm->channel_map[info->channel];
if (mapped_channel < 0)
@@ -4249,13 +4250,14 @@ static int __devinit snd_hdspm_preallocate_memory(struct hdspm * hdspm)
return 0;
}
-static void hdspm_set_sgbuf(struct hdspm * hdspm, struct snd_sg_buf *sgbuf,
+static void hdspm_set_sgbuf(struct hdspm * hdspm,
+ struct snd_pcm_substream *substream,
unsigned int reg, int channels)
{
int i;
for (i = 0; i < (channels * 16); i++)
hdspm_write(hdspm, reg + 4 * i,
- snd_pcm_sgbuf_get_addr(sgbuf, (size_t) 4096 * i));
+ snd_pcm_sgbuf_get_addr(substream, 4096 * i));
}
/* ------------- ALSA Devices ---------------------------- */
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