diff options
| -rw-r--r-- | drivers/char/adsprpc.c | 257 |
1 files changed, 195 insertions, 62 deletions
diff --git a/drivers/char/adsprpc.c b/drivers/char/adsprpc.c index 165c5707a9f7..24513e5d1e1e 100644 --- a/drivers/char/adsprpc.c +++ b/drivers/char/adsprpc.c @@ -59,7 +59,9 @@ #define VMID_SSC_Q6 38 #define VMID_ADSP_Q6 6 #define AC_VM_ADSP_HEAP_SHARED 33 -#define DEBUGFS_SIZE 1024 +#define DEBUGFS_SIZE 3072 +#define UL_SIZE 25 +#define PID_SIZE 10 #define RPC_TIMEOUT (5 * HZ) #define BALIGN 128 @@ -305,6 +307,7 @@ struct fastrpc_file { struct fastrpc_perf perf; struct dentry *debugfs_file; struct mutex map_mutex; + char *debug_buf; }; static struct fastrpc_apps gfa; @@ -2316,6 +2319,7 @@ static int fastrpc_file_free(struct fastrpc_file *fl) spin_lock(&fl->apps->hlock); hlist_del_init(&fl->hn); spin_unlock(&fl->apps->hlock); + kfree(fl->debug_buf); if (!fl->sctx) { goto bail; @@ -2473,95 +2477,217 @@ static int fastrpc_debugfs_open(struct inode *inode, struct file *filp) static ssize_t fastrpc_debugfs_read(struct file *filp, char __user *buffer, size_t count, loff_t *position) { + struct fastrpc_apps *me = &gfa; struct fastrpc_file *fl = filp->private_data; struct hlist_node *n; struct fastrpc_buf *buf = NULL; struct fastrpc_mmap *map = NULL; + struct fastrpc_mmap *gmaps = NULL; struct smq_invoke_ctx *ictx = NULL; - struct fastrpc_channel_ctx *chan; - struct fastrpc_session_ctx *sess; + struct fastrpc_channel_ctx *chan = NULL; unsigned int len = 0; - int i, j, ret = 0; + int i, j, sess_used = 0, ret = 0; char *fileinfo = NULL; + char single_line[UL_SIZE] = "----------------"; + char title[UL_SIZE] = "========================="; fileinfo = kzalloc(DEBUGFS_SIZE, GFP_KERNEL); if (!fileinfo) goto bail; if (fl == NULL) { + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "\n%s %s %s\n", title, " CHANNEL INFO ", title); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-8s|%-9s|%-9s|%-14s|%-9s|%-13s\n", + "susbsys", "refcount", "sesscount", "issubsystemup", + "ssrcount", "session_used"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "-%s%s%s%s-\n", single_line, single_line, + single_line, single_line); for (i = 0; i < NUM_CHANNELS; i++) { + sess_used = 0; chan = &gcinfo[i]; len += scnprintf(fileinfo + len, - DEBUGFS_SIZE - len, "%s\n\n", - chan->name); + DEBUGFS_SIZE - len, "%-8s", chan->subsys); + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "|%-9d", + chan->kref.refcount.counter); + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "|%-9d", + chan->sesscount); + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "|%-14d", + chan->issubsystemup); len += scnprintf(fileinfo + len, - DEBUGFS_SIZE - len, "%s %d\n", - "sesscount:", chan->sesscount); + DEBUGFS_SIZE - len, "|%-9d", + chan->ssrcount); for (j = 0; j < chan->sesscount; j++) { - sess = &chan->session[j]; - len += scnprintf(fileinfo + len, - DEBUGFS_SIZE - len, - "%s%d\n\n", "SESSION", j); - len += scnprintf(fileinfo + len, - DEBUGFS_SIZE - len, - "%s %d\n", "sid:", - sess->smmu.cb); - len += scnprintf(fileinfo + len, - DEBUGFS_SIZE - len, - "%s %d\n", "SECURE:", - sess->smmu.secure); - } + sess_used += chan->session[j].used; + } + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "|%-13d\n", sess_used); + + } + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "\n%s%s%s\n", "=============", + " CMA HEAP ", "=============="); + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "%-20s|%-20s\n", "addr", "size"); + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "--%s%s---\n", + single_line, single_line); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "0x%-18llX", me->range.addr); + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, "|0x%-18llX\n", me->range.size); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "\n==========%s %s %s===========\n", + title, " GMAPS ", title); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20s|%-20s|%-20s|%-20s\n", + "fd", "phys", "size", "va"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", single_line, single_line, + single_line, single_line, single_line); + hlist_for_each_entry_safe(gmaps, n, &me->maps, hn) { + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20d|0x%-18llX|0x%-18X|0x%-20lX\n\n", + gmaps->fd, gmaps->phys, + (uint32_t)gmaps->size, + gmaps->va); + } + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20s|%-20s|%-20s|%-20s\n", + "len", "refs", "raddr", "flags"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", single_line, single_line, + single_line, single_line, single_line); + hlist_for_each_entry_safe(gmaps, n, &me->maps, hn) { + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "0x%-18X|%-20d|%-20lu|%-20u\n", + (uint32_t)gmaps->len, gmaps->refs, + gmaps->raddr, gmaps->flags); } } else { len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %d\n\n", - "PROCESS_ID:", fl->tgid); + "\n%s %13s %d\n", "cid", ":", fl->cid); len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %d\n\n", - "CHANNEL_ID:", fl->cid); + "%s %12s %d\n", "tgid", ":", fl->tgid); len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %d\n\n", - "SSRCOUNT:", fl->ssrcount); + "%s %8s %d\n", "ssrcount", ":", fl->ssrcount); len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s\n", - "LIST OF BUFS:"); - spin_lock(&fl->hlock); - hlist_for_each_entry_safe(buf, n, &fl->bufs, hn) { - len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %pK %s %pK %s %llx\n", "buf:", - buf, "buf->virt:", buf->virt, - "buf->phys:", buf->phys); + "%s %14s %d\n", "pd", ":", fl->pd); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %6s %d\n", "file_close", ":", fl->file_close); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %9s %d\n", "profile", ":", fl->profile); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %3s %d\n", "smmu.coherent", ":", + fl->sctx->smmu.coherent); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %4s %d\n", "smmu.enabled", ":", + fl->sctx->smmu.enabled); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %9s %d\n", "smmu.cb", ":", fl->sctx->smmu.cb); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %5s %d\n", "smmu.secure", ":", + fl->sctx->smmu.secure); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %5s %d\n", "smmu.faults", ":", + fl->sctx->smmu.faults); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s %s %d\n", "link.link_state", + ":", *&me->channel[fl->cid].link.link_state); + + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "\n=======%s %s %s======\n", title, + " LIST OF MAPS ", title); + + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20s|%-20s|%-20s\n", "va", "phys", "size"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", + single_line, single_line, single_line, + single_line, single_line); + hlist_for_each_entry_safe(map, n, &fl->maps, hn) { + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "0x%-20lX|0x%-20llX|0x%-20zu\n\n", + map->va, map->phys, + map->size); } len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "\n%s\n", - "LIST OF MAPS:"); + "%-20s|%-20s|%-20s|%-20s\n", + "len", "refs", + "raddr", "uncached"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", + single_line, single_line, single_line, + single_line, single_line); hlist_for_each_entry_safe(map, n, &fl->maps, hn) { - len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %pK %s %lx %s %llx\n", - "map:", map, - "map->va:", map->va, - "map->phys:", map->phys); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20zu|%-20d|0x%-20lX|%-20d\n\n", + map->len, map->refs, map->raddr, + map->uncached); + } + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20s|%-20s\n", "secure", "attr"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", + single_line, single_line, single_line, + single_line, single_line); + hlist_for_each_entry_safe(map, n, &fl->maps, hn) { + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20d|0x%-20lX\n\n", + map->secure, map->attr); + } + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "\n======%s %s %s======\n", title, + " LIST OF BUFS ", title); + spin_lock(&fl->hlock); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-19s|%-19s|%-19s\n", + "virt", "phys", "size"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", single_line, single_line, + single_line, single_line, single_line); + hlist_for_each_entry_safe(buf, n, &fl->bufs, hn) { + len += scnprintf(fileinfo + len, + DEBUGFS_SIZE - len, + "0x%-17p|0x%-17llX|%-19zu\n", + buf->virt, (uint64_t)buf->phys, buf->size); } len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "\n%s\n", - "LIST OF PENDING SMQCONTEXTS:"); + "\n%s %s %s\n", title, + " LIST OF PENDING SMQCONTEXTS ", title); + + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20s|%-10s|%-10s|%-10s|%-20s\n", + "sc", "pid", "tgid", "used", "ctxid"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", single_line, single_line, + single_line, single_line, single_line); hlist_for_each_entry_safe(ictx, n, &fl->clst.pending, hn) { len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %pK %s %u %s %u %s %u\n", - "smqcontext:", ictx, - "sc:", ictx->sc, - "tid:", ictx->pid, - "handle", ictx->rpra->h); + "0x%-18X|%-10d|%-10d|%-10zu|0x%-20llX\n\n", + ictx->sc, ictx->pid, ictx->tgid, + ictx->used, ictx->ctxid); } + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "\n%s\n", - "LIST OF INTERRUPTED SMQCONTEXTS:"); - hlist_for_each_entry_safe(ictx, n, &fl->clst.interrupted, hn) { + "\n%s %s %s\n", title, + " LIST OF INTERRUPTED SMQCONTEXTS ", title); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, - "%s %pK %s %u %s %u %s %u\n", - "smqcontext:", ictx, - "sc:", ictx->sc, - "tid:", ictx->pid, - "handle", ictx->rpra->h); + "%-20s|%-10s|%-10s|%-10s|%-20s\n", + "sc", "pid", "tgid", "used", "ctxid"); + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%s%s%s%s%s\n", single_line, single_line, + single_line, single_line, single_line); + hlist_for_each_entry_safe(ictx, n, &fl->clst.interrupted, hn) { + len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len, + "%-20u|%-20d|%-20d|%-20zu|0x%-20llX\n\n", + ictx->sc, ictx->pid, ictx->tgid, + ictx->used, ictx->ctxid); } spin_unlock(&fl->hlock); } @@ -2657,12 +2783,20 @@ static int fastrpc_device_open(struct inode *inode, struct file *filp) struct dentry *debugfs_file; struct fastrpc_file *fl = NULL; struct fastrpc_apps *me = &gfa; + char strpid[PID_SIZE]; + int buf_size = 0; VERIFY(err, NULL != (fl = kzalloc(sizeof(*fl), GFP_KERNEL))); if (err) return err; - debugfs_file = debugfs_create_file(current->comm, 0644, debugfs_root, - fl, &debugfs_fops); + snprintf(strpid, PID_SIZE, "%d", current->pid); + buf_size = strlen(current->comm) + strlen(strpid) + 1; + fl->debug_buf = kzalloc(buf_size, GFP_KERNEL); + snprintf(fl->debug_buf, UL_SIZE, "%.10s%s%d", + current->comm, "_", current->pid); + debugfs_file = debugfs_create_file(fl->debug_buf, 0644, + debugfs_root, fl, &debugfs_fops); + context_list_ctor(&fl->clst); spin_lock_init(&fl->hlock); INIT_HLIST_HEAD(&fl->maps); @@ -3176,8 +3310,8 @@ static int __init fastrpc_device_init(void) struct device *dev = NULL; int err = 0, i; + debugfs_root = debugfs_create_dir("adsprpc", NULL); memset(me, 0, sizeof(*me)); - fastrpc_init(me); me->dev = NULL; VERIFY(err, 0 == platform_driver_register(&fastrpc_driver)); @@ -3216,12 +3350,11 @@ static int __init fastrpc_device_init(void) gcinfo[i].subsys, &me->channel[i].nb); } - me->client = msm_ion_client_create(DEVICE_NAME); VERIFY(err, !IS_ERR_OR_NULL(me->client)); if (err) goto device_create_bail; - debugfs_root = debugfs_create_dir("adsprpc", NULL); + return 0; device_create_bail: for (i = 0; i < NUM_CHANNELS; i++) { |