Merge "ASoC: add null check for component prefix"

This commit is contained in:
qctecmdr 2020-07-30 01:29:54 -07:00 • committed by Gerrit - the friendly Code Review server
commit 5f61bf8378
2 changed files with 39 additions and 28 deletions

View file

@ -33,6 +33,8 @@
#define NUM_ATTEMPTS 5
#define SWRS_SCP_CONTROL 0x44
#define MAX_NAME_LEN 40
static int swr_master_channel_map[] = {
ZERO,
SWRM_TX1_CH1,
@ -294,32 +296,37 @@ static int swr_dmic_codec_probe(struct snd_soc_component *component)
snd_soc_component_get_drvdata(component);
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char w_name[100];
char w_name[MAX_NAME_LEN];
if (!swr_dmic)
return -EINVAL;
swr_dmic->component = component;
snd_soc_dapm_ignore_suspend(dapm,
swr_dmic->dai_driver->capture.stream_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " SWR_DMIC", 100);
if (!component->name_prefix) {
dev_err(component->dev, "%s: component prefix is NULL\n", __func__);
return -EPROBE_DEFER;
}
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " ", sizeof(w_name));
strlcat(w_name, swr_dmic->dai_driver->capture.stream_name,
sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " SMIC_SUPPLY", 100);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " SWR_DMIC", sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " SMIC_PORT_EN", 100);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " SMIC_PORT_EN", sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " SWR_DMIC_OUTPUT", 100);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " SWR_DMIC_OUTPUT", sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
snd_soc_dapm_sync(dapm);

View file

@ -37,7 +37,7 @@
#define TEMP_INVALID 0xFFFF
#define WSA883X_TEMP_RETRY 3
#define MAX_NAME_LEN 30
#define MAX_NAME_LEN 40
#define WSA883X_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |\
SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_48000 |\
SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000 |\
@ -1219,12 +1219,12 @@ static int wsa883x_get_temperature(struct snd_soc_component *component,
static int wsa883x_codec_probe(struct snd_soc_component *component)
{
char w_name[MAX_NAME_LEN];
struct wsa883x_priv *wsa883x = snd_soc_component_get_drvdata(component);
struct swr_device *dev;
int variant = 0, version = 0;
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
char w_name[100];
if (!wsa883x)
return -EINVAL;
@ -1248,22 +1248,26 @@ static int wsa883x_codec_probe(struct snd_soc_component *component)
wsa883x_codec_init(component);
wsa883x->global_pa_cnt = 0;
snd_soc_dapm_ignore_suspend(dapm,
wsa883x->dai_driver->playback.stream_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " IN", 100);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " ", sizeof(w_name));
strlcat(w_name, wsa883x->dai_driver->playback.stream_name,
sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " SWR DAC_PORT", 100);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " IN", sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
memset(w_name, 0, 100);
strlcpy(w_name, component->name_prefix, 100);
strlcat(w_name, " SPKR", 100);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " SWR DAC_PORT", sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
memset(w_name, 0, sizeof(w_name));
strlcpy(w_name, component->name_prefix, sizeof(w_name));
strlcat(w_name, " SPKR", sizeof(w_name));
snd_soc_dapm_ignore_suspend(dapm, w_name);
snd_soc_dapm_sync(dapm);