Merge "msm: adsprpc: Add additional debugfs data & change naming convention." (dca0bb7c) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/char/adsprpc.c

+188 −65

Original line number	Diff line number	Diff line
		@@ -52,7 +52,9 @@
		#define FASTRPC_ENOSUCH 39
		#define VMID_SSC_Q6 5
		#define VMID_ADSP_Q6 6
		#define DEBUGFS_SIZE 1024
		#define DEBUGFS_SIZE 3072
		#define UL_SIZE 25
		#define PID_SIZE 10

		#define AUDIO_PDR_SERVICE_LOCATION_CLIENT_NAME "audio_pdr_adsprpc"
		#define AUDIO_PDR_ADSP_SERVICE_NAME "avs/audio"
		@@ -372,6 +374,7 @@ struct fastrpc_file {
		struct mutex internal_map_mutex;
		/* Identifies the device (MINOR_NUM_DEV / MINOR_NUM_SECURE_DEV) */
		int dev_minor;
		char *debug_buf;
		};

		static struct fastrpc_apps gfa;
		@@ -2780,6 +2783,7 @@ 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) {
		kfree(fl);
		@@ -2852,107 +2856,214 @@ 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)
		{
		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,
		"%-7s\|%-10s\|%-14s\|%-9s\|%-13s\n",
		"subsys", "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, "%-7s", chan->subsys);
		len += scnprintf(fileinfo + len,
		DEBUGFS_SIZE - len, "%s %d\n",
		"secure:", chan->secure);
		DEBUGFS_SIZE - len, "\|%-10d",
		chan->sesscount);
		len += scnprintf(fileinfo + len,
		DEBUGFS_SIZE - len, "%s %d\n",
		"sesscount:", chan->sesscount);
		DEBUGFS_SIZE - len, "\|%-14d",
		chan->issubsystemup);
		len += scnprintf(fileinfo + len,
		DEBUGFS_SIZE - len, "\|%-9d",
		chan->ssrcount);
		for (j = 0; j < chan->sesscount; j++) {
		sess = &chan->session[j];
		sess_used += chan->session[j].used;
		}
		len += scnprintf(fileinfo + len,
		DEBUGFS_SIZE - len,
		"%s%d\n\n", "SESSION", j);
		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,
		"%s %d\n", "sid:",
		sess->smmu.cb);
		DEBUGFS_SIZE - len, "%-20s\|%-20s\n", "addr", "size");
		len += scnprintf(fileinfo + len,
		DEBUGFS_SIZE - len,
		"%s %d\n", "SECURE:",
		sess->smmu.secure);
		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 %7s %d\n", "sessionid", ":", fl->sessionid);
		len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len,
		"%s %d\n\n",
		"DEV_MINOR:", fl->dev_minor);
		"%s %8s %d\n", "ssrcount", ":", fl->ssrcount);
		len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len,
		"%s %d\n\n",
		"KERNEL MEMORY ALLOCATION:", 1);
		"%s %14s %d\n", "pd", ":", fl->pd);
		len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len,
		"%s\n",
		"LIST OF CACHED BUFS:");
		spin_lock(&fl->hlock);
		hlist_for_each_entry_safe(buf, n, &fl->cached_bufs, hn) {
		"%s %9s %s\n", "spdname", ":", fl->spdname);
		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,
		"\n=======%s %s %s======\n", title,
		" LIST OF MAPS ", title);
		len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len,
		"%s %pK %s %pK %s %llx %s %lx\n",
		"buf:", buf, "buf->virt:", buf->virt,
		"buf->phys:", buf->phys,
		"buf->dma_attr:", buf->dma_attr);
		"%-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);
		"%-20zu\|%-20d\|0x%-20lX\|%-20d\n\n",
		map->len, map->refs, map->raddr,
		map->uncached);
		}
		len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len,
		"\n%s\n",
		"LIST OF PENDING SMQCONTEXTS:");
		"%-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->cached_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 %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 %s %s\n", title,
		" LIST OF INTERRUPTED SMQCONTEXTS ", title);
		len += scnprintf(fileinfo + len, DEBUGFS_SIZE - len,
		"\n%s\n",
		"LIST OF INTERRUPTED SMQCONTEXTS:");
		"%-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,
		"%s %pK %s %u %s %u %s %u\n",
		"smqcontext:", ictx,
		"sc:", ictx->sc,
		"tid:", ictx->pid,
		"handle", ictx->rpra->h);
		"%-20u\|%-20d\|%-20d\|%-20zu\|0x%-20llX\n\n",
		ictx->sc, ictx->pid, ictx->tgid,
		ictx->used, ictx->ctxid);
		}
		spin_unlock(&fl->hlock);
		}
		@@ -3028,6 +3139,8 @@ 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;

		/*
		* Indicates the device node opened
		@@ -3045,8 +3158,19 @@ static int fastrpc_device_open(struct inode inode, struct file filp)
		VERIFY(err, NULL != (fl = kzalloc(sizeof(*fl), GFP_KERNEL)));
		if (err)
		return err;
		debugfs_file = debugfs_create_file(current->comm, 0644, debugfs_root,

		snprintf(strpid, PID_SIZE, "%d", current->pid);
		buf_size = strlen(current->comm) + strlen(strpid) + 1;
		VERIFY(err, NULL != (fl->debug_buf = kzalloc(buf_size, GFP_KERNEL)));
		if (err) {
		kfree(fl);
		return err;
		}
		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);
		@@ -3821,8 +3945,8 @@ static int __init fastrpc_device_init(void)
		struct device *secure_dev = NULL;
		int err = 0, i;

		debugfs_root = debugfs_create_dir("adsprpc", NULL);
		memset(me, 0, sizeof(*me));

		fastrpc_init(me);
		me->dev = NULL;
		me->legacy_remote_heap = 0;
		@@ -3886,7 +4010,6 @@ static int __init fastrpc_device_init(void)
		goto device_create_bail;
		}
		me->rpmsg_register = 1;
		debugfs_root = debugfs_create_dir("adsprpc", NULL);
		return 0;
		device_create_bail:
		for (i = 0; i < NUM_CHANNELS; i++) {