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Merge "ASoC: wcd934x-dsp-cntl: add debugfs node to perform debug dumps"

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2018-08-25 04:00:44 -07:00
committed by Gerrit - the friendly Code Review server
parent 24a544956c 30765fcae3
commit 9970fc4999
2 changed files with 16 additions and 5 deletions
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12
asoc/codecs/wcd934x/wcd934x-dsp-cntl.c
View File

@@ -757,6 +757,7 @@ static int wcd_cntl_do_boot(struct wcd_dsp_cntl *cntl)
if (!ret) { if (!ret) {
dev_err(codec->dev, "%s: WDSP boot timed out\n", dev_err(codec->dev, "%s: WDSP boot timed out\n",
__func__); __func__);
if (cntl->dbg_dmp_enable)
wcd_cntl_collect_debug_dumps(cntl, true); wcd_cntl_collect_debug_dumps(cntl, true);
ret = -ETIMEDOUT; ret = -ETIMEDOUT;
goto err_boot; goto err_boot;
@@ -976,6 +977,8 @@ static void wcd_cntl_debugfs_init(char *dir, struct wcd_dsp_cntl *cntl)
cntl->entry, &cntl->debug_mode); cntl->entry, &cntl->debug_mode);
debugfs_create_bool("ramdump_enable", 0644, debugfs_create_bool("ramdump_enable", 0644,
cntl->entry, &cntl->ramdump_enable); cntl->entry, &cntl->ramdump_enable);
debugfs_create_bool("debug_dump_enable", 0644,
cntl->entry, &cntl->dbg_dmp_enable);
done: done:
return; return;
} }
@@ -1038,16 +1041,23 @@ static ssize_t wcd_miscdev_write(struct file *filep, const char __user *ubuf,
} else if (val[0] == '0') { } else if (val[0] == '0') {
if (cntl->boot_reqs == 0) { if (cntl->boot_reqs == 0) {
dev_err(cntl->codec->dev, dev_err(cntl->codec->dev,
"%s: WDSP already disabled\n", __func__); "%s: WDSP already disabled\n",
__func__);
ret = -EINVAL; ret = -EINVAL;
goto done; goto done;
} }
cntl->boot_reqs--; cntl->boot_reqs--;
vote = false; vote = false;
} else if (!strcmp(val, "DEBUG_DUMP")) { } else if (!strcmp(val, "DEBUG_DUMP")) {
if (cntl->dbg_dmp_enable) {
dev_dbg(cntl->codec->dev, dev_dbg(cntl->codec->dev,
"%s: Collect dumps for debug use\n", __func__); "%s: Collect dumps for debug use\n", __func__);
wcd_cntl_collect_debug_dumps(cntl, false); wcd_cntl_collect_debug_dumps(cntl, false);
}
/*
* simply ignore the request from userspace
* if dbg_dump_enable is not set from debugfs
*/
goto done; goto done;
} else { } else {
dev_err(cntl->codec->dev, "%s: Invalid value %s\n", dev_err(cntl->codec->dev, "%s: Invalid value %s\n",

1
asoc/codecs/wcd934x/wcd934x-dsp-cntl.h
View File

@@ -91,6 +91,7 @@ struct wcd_dsp_cntl {
struct dentry *entry; struct dentry *entry;
u32 debug_mode; u32 debug_mode;
bool ramdump_enable; bool ramdump_enable;
bool dbg_dmp_enable;
/* WDSP manager drivers data */ /* WDSP manager drivers data */
struct device *m_dev; struct device *m_dev;