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authorTakashi Iwai <tiwai@suse.de>2019-02-04 16:32:09 +0100
committerTakashi Iwai <tiwai@suse.de>2019-02-06 10:29:09 +0100
commit5116b94af07a9775ed694562f354e931b2cc04d4 (patch)
treef3e8a2cd528c0f37f59fdaa07db6cf348d4a280d /sound/pci
parentf32e5616005bb999fec6a2e914161805d7ad061f (diff)
downloadlinux-stericsson-5116b94af07a9775ed694562f354e931b2cc04d4.tar.gz
ALSA: pci: Drop superfluous PCM preallocation error checks
snd_pcm_lib_preallocate_pages() and co always succeed, so the error check is simply redundant. Drop it. Reviewed-by: Jaroslav Kysela <perex@perex.cz> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
-rw-r--r--sound/pci/ad1889.c7
-rw-r--r--sound/pci/aw2/aw2-alsa.c40
-rw-r--r--sound/pci/bt87x.c10
-rw-r--r--sound/pci/ca0106/ca0106_main.c16
-rw-r--r--sound/pci/echoaudio/echoaudio.c16
-rw-r--r--sound/pci/emu10k1/emupcm.c22
-rw-r--r--sound/pci/emu10k1/p16v.c17
-rw-r--r--sound/pci/lx6464es/lx6464es.c8
-rw-r--r--sound/pci/rme9652/hdspm.c20
-rw-r--r--sound/pci/via82xx_modem.c8
10 files changed, 63 insertions, 101 deletions
diff --git a/sound/pci/ad1889.c b/sound/pci/ad1889.c
index d9c54c08e2db..410fefe5ebde 100644
--- a/sound/pci/ad1889.c
+++ b/sound/pci/ad1889.c
@@ -644,16 +644,11 @@ snd_ad1889_pcm_init(struct snd_ad1889 *chip, int device)
chip->psubs = NULL;
chip->csubs = NULL;
- err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
snd_dma_pci_data(chip->pci),
BUFFER_BYTES_MAX / 2,
BUFFER_BYTES_MAX);
- if (err < 0) {
- dev_err(chip->card->dev, "buffer allocation error: %d\n", err);
- return err;
- }
-
return 0;
}
diff --git a/sound/pci/aw2/aw2-alsa.c b/sound/pci/aw2/aw2-alsa.c
index 9a49e4243a9c..b07c5fc1da56 100644
--- a/sound/pci/aw2/aw2-alsa.c
+++ b/sound/pci/aw2/aw2-alsa.c
@@ -624,15 +624,10 @@ static int snd_aw2_new_pcm(struct aw2 *chip)
/* pre-allocation of buffers */
/* Preallocate continuous pages. */
- err = snd_pcm_lib_preallocate_pages_for_all(pcm_playback_ana,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data
- (chip->pci),
- 64 * 1024, 64 * 1024);
- if (err)
- dev_err(chip->card->dev,
- "snd_pcm_lib_preallocate_pages_for_all error (0x%X)\n",
- err);
+ snd_pcm_lib_preallocate_pages_for_all(pcm_playback_ana,
+ SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(chip->pci),
+ 64 * 1024, 64 * 1024);
err = snd_pcm_new(chip->card, "Audiowerk2 digital playback", 1, 1, 0,
&pcm_playback_num);
@@ -661,15 +656,10 @@ static int snd_aw2_new_pcm(struct aw2 *chip)
/* pre-allocation of buffers */
/* Preallocate continuous pages. */
- err = snd_pcm_lib_preallocate_pages_for_all(pcm_playback_num,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data
- (chip->pci),
- 64 * 1024, 64 * 1024);
- if (err)
- dev_err(chip->card->dev,
- "snd_pcm_lib_preallocate_pages_for_all error (0x%X)\n",
- err);
+ snd_pcm_lib_preallocate_pages_for_all(pcm_playback_num,
+ SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(chip->pci),
+ 64 * 1024, 64 * 1024);
err = snd_pcm_new(chip->card, "Audiowerk2 capture", 2, 0, 1,
&pcm_capture);
@@ -699,16 +689,10 @@ static int snd_aw2_new_pcm(struct aw2 *chip)
/* pre-allocation of buffers */
/* Preallocate continuous pages. */
- err = snd_pcm_lib_preallocate_pages_for_all(pcm_capture,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data
- (chip->pci),
- 64 * 1024, 64 * 1024);
- if (err)
- dev_err(chip->card->dev,
- "snd_pcm_lib_preallocate_pages_for_all error (0x%X)\n",
- err);
-
+ snd_pcm_lib_preallocate_pages_for_all(pcm_capture,
+ SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(chip->pci),
+ 64 * 1024, 64 * 1024);
/* Create control */
err = snd_ctl_add(chip->card, snd_ctl_new1(&aw2_control, chip));
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index ba971042f871..0adcba10c067 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -714,11 +714,11 @@ static int snd_bt87x_pcm(struct snd_bt87x *chip, int device, char *name)
pcm->private_data = chip;
strcpy(pcm->name, name);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_bt87x_pcm_ops);
- return snd_pcm_lib_preallocate_pages_for_all(pcm,
- SNDRV_DMA_TYPE_DEV_SG,
- snd_dma_pci_data(chip->pci),
- 128 * 1024,
- ALIGN(255 * 4092, 1024));
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+ snd_dma_pci_data(chip->pci),
+ 128 * 1024,
+ ALIGN(255 * 4092, 1024));
+ return 0;
}
static int snd_bt87x_create(struct snd_card *card,
diff --git a/sound/pci/ca0106/ca0106_main.c b/sound/pci/ca0106/ca0106_main.c
index 3d1b0bbff33b..11ef0d636405 100644
--- a/sound/pci/ca0106/ca0106_main.c
+++ b/sound/pci/ca0106/ca0106_main.c
@@ -1402,21 +1402,17 @@ static int snd_ca0106_pcm(struct snd_ca0106 *emu, int device)
for(substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
substream;
substream = substream->next) {
- if ((err = snd_pcm_lib_preallocate_pages(substream,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(emu->pci),
- 64*1024, 64*1024)) < 0) /* FIXME: 32*1024 for sound buffer, between 32and64 for Periods table. */
- return err;
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
}
for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
substream;
substream = substream->next) {
- if ((err = snd_pcm_lib_preallocate_pages(substream,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(emu->pci),
- 64*1024, 64*1024)) < 0)
- return err;
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
}
err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK, map, 2,
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index 18d30d479b6b..ea876b0b02b9 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -884,17 +884,15 @@ static const struct snd_pcm_ops digital_capture_ops = {
static int snd_echo_preallocate_pages(struct snd_pcm *pcm, struct device *dev)
{
struct snd_pcm_substream *ss;
- int stream, err;
+ int stream;
for (stream = 0; stream < 2; stream++)
- for (ss = pcm->streams[stream].substream; ss; ss = ss->next) {
- err = snd_pcm_lib_preallocate_pages(ss, SNDRV_DMA_TYPE_DEV_SG,
- dev,
- ss->number ? 0 : 128<<10,
- 256<<10);
- if (err < 0)
- return err;
- }
+ for (ss = pcm->streams[stream].substream; ss; ss = ss->next)
+ snd_pcm_lib_preallocate_pages(ss, SNDRV_DMA_TYPE_DEV_SG,
+ dev,
+ ss->number ? 0 : 128<<10,
+ 256<<10);
+
return 0;
}
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 30b3472d0b75..f6b4cb9ac75c 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -1427,11 +1427,14 @@ int snd_emu10k1_pcm(struct snd_emu10k1 *emu, int device)
emu->pcm = pcm;
for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
- if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
- return err;
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream; substream; substream = substream->next)
- snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
return 0;
}
@@ -1455,8 +1458,9 @@ int snd_emu10k1_pcm_multi(struct snd_emu10k1 *emu, int device)
emu->pcm_multi = pcm;
for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next)
- if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG, snd_dma_pci_data(emu->pci), 64*1024, 64*1024)) < 0)
- return err;
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV_SG,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
return 0;
}
@@ -1489,7 +1493,9 @@ int snd_emu10k1_pcm_mic(struct snd_emu10k1 *emu, int device)
strcpy(pcm->name, "Mic Capture");
emu->pcm_mic = pcm;
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
return 0;
}
@@ -1862,7 +1868,9 @@ int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device)
if (err < 0)
return err;
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ 64*1024, 64*1024);
return 0;
}
diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c
index 4948b95f6665..672017cac4c7 100644
--- a/sound/pci/emu10k1/p16v.c
+++ b/sound/pci/emu10k1/p16v.c
@@ -656,11 +656,10 @@ int snd_p16v_pcm(struct snd_emu10k1 *emu, int device)
for(substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
substream;
substream = substream->next) {
- if ((err = snd_pcm_lib_preallocate_pages(substream,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(emu->pci),
- ((65536 - 64) * 8), ((65536 - 64) * 8))) < 0)
- return err;
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ (65536 - 64) * 8,
+ (65536 - 64) * 8);
/*
dev_dbg(emu->card->dev,
"preallocate playback substream: err=%d\n", err);
@@ -670,11 +669,9 @@ int snd_p16v_pcm(struct snd_emu10k1 *emu, int device)
for (substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;
substream;
substream = substream->next) {
- if ((err = snd_pcm_lib_preallocate_pages(substream,
- SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(emu->pci),
- 65536 - 64, 65536 - 64)) < 0)
- return err;
+ snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(emu->pci),
+ 65536 - 64, 65536 - 64);
/*
dev_dbg(emu->card->dev,
"preallocate capture substream: err=%d\n", err);
diff --git a/sound/pci/lx6464es/lx6464es.c b/sound/pci/lx6464es/lx6464es.c
index 54f6252faca6..52ea0da1fe73 100644
--- a/sound/pci/lx6464es/lx6464es.c
+++ b/sound/pci/lx6464es/lx6464es.c
@@ -854,11 +854,9 @@ static int lx_pcm_create(struct lx6464es *chip)
pcm->nonatomic = true;
strcpy(pcm->name, card_name);
- err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
- snd_dma_pci_data(chip->pci),
- size, size);
- if (err < 0)
- return err;
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_dma_pci_data(chip->pci),
+ size, size);
chip->pcm = pcm;
chip->capture_stream.is_capture = 1;
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 679ad0415e3b..3e66df7b5d1f 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -6411,7 +6411,6 @@ static int snd_hdspm_create_hwdep(struct snd_card *card,
------------------------------------------------------------*/
static int snd_hdspm_preallocate_memory(struct hdspm *hdspm)
{
- int err;
struct snd_pcm *pcm;
size_t wanted;
@@ -6419,21 +6418,10 @@ static int snd_hdspm_preallocate_memory(struct hdspm *hdspm)
wanted = HDSPM_DMA_AREA_BYTES;
- err =
- snd_pcm_lib_preallocate_pages_for_all(pcm,
- SNDRV_DMA_TYPE_DEV_SG,
- snd_dma_pci_data(hdspm->pci),
- wanted,
- wanted);
- if (err < 0) {
- dev_dbg(hdspm->card->dev,
- "Could not preallocate %zd Bytes\n", wanted);
-
- return err;
- } else
- dev_dbg(hdspm->card->dev,
- " Preallocated %zd Bytes\n", wanted);
-
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+ snd_dma_pci_data(hdspm->pci),
+ wanted, wanted);
+ dev_dbg(hdspm->card->dev, " Preallocated %zd Bytes\n", wanted);
return 0;
}
diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
index 3f59e0279058..3b3768acf7e1 100644
--- a/sound/pci/via82xx_modem.c
+++ b/sound/pci/via82xx_modem.c
@@ -865,11 +865,9 @@ static int snd_via686_pcm_new(struct via82xx_modem *chip)
init_viadev(chip, 0, VIA_REG_MO_STATUS, 0);
init_viadev(chip, 1, VIA_REG_MI_STATUS, 1);
- if ((err = snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
- snd_dma_pci_data(chip->pci),
- 64*1024, 128*1024)) < 0)
- return err;
-
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+ snd_dma_pci_data(chip->pci),
+ 64*1024, 128*1024);
return 0;
}