Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c
index f6c3d17..fc56106 100644
--- a/drivers/soc/qcom/cmd-db.c
+++ b/drivers/soc/qcom/cmd-db.c
@@ -1,12 +1,13 @@
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */
+#include <linux/debugfs.h>
#include <linux/kernel.h>
#include <linux/of.h>
#include <linux/of_address.h>
-#include <linux/of_platform.h>
#include <linux/of_reserved_mem.h>
#include <linux/platform_device.h>
+#include <linux/seq_file.h>
#include <linux/types.h>
#include <soc/qcom/cmd-db.h>
@@ -236,6 +237,77 @@
}
EXPORT_SYMBOL(cmd_db_read_slave_id);
+#ifdef CONFIG_DEBUG_FS
+static int cmd_db_debugfs_dump(struct seq_file *seq, void *p)
+{
+ int i, j;
+ const struct rsc_hdr *rsc;
+ const struct entry_header *ent;
+ const char *name;
+ u16 len, version;
+ u8 major, minor;
+
+ seq_puts(seq, "Command DB DUMP\n");
+
+ for (i = 0; i < MAX_SLV_ID; i++) {
+ rsc = &cmd_db_header->header[i];
+ if (!rsc->slv_id)
+ break;
+
+ switch (le16_to_cpu(rsc->slv_id)) {
+ case CMD_DB_HW_ARC:
+ name = "ARC";
+ break;
+ case CMD_DB_HW_VRM:
+ name = "VRM";
+ break;
+ case CMD_DB_HW_BCM:
+ name = "BCM";
+ break;
+ default:
+ name = "Unknown";
+ break;
+ }
+
+ version = le16_to_cpu(rsc->version);
+ major = version >> 8;
+ minor = version;
+
+ seq_printf(seq, "Slave %s (v%u.%u)\n", name, major, minor);
+ seq_puts(seq, "-------------------------\n");
+
+ ent = rsc_to_entry_header(rsc);
+ for (j = 0; j < le16_to_cpu(rsc->cnt); j++, ent++) {
+ seq_printf(seq, "0x%05x: %*pEp", le32_to_cpu(ent->addr),
+ (int)sizeof(ent->id), ent->id);
+
+ len = le16_to_cpu(ent->len);
+ if (len) {
+ seq_printf(seq, " [%*ph]",
+ len, rsc_offset(rsc, ent));
+ }
+ seq_putc(seq, '\n');
+ }
+ }
+
+ return 0;
+}
+
+static int open_cmd_db_debugfs(struct inode *inode, struct file *file)
+{
+ return single_open(file, cmd_db_debugfs_dump, inode->i_private);
+}
+#endif
+
+static const struct file_operations cmd_db_debugfs_ops = {
+#ifdef CONFIG_DEBUG_FS
+ .open = open_cmd_db_debugfs,
+#endif
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
static int cmd_db_dev_probe(struct platform_device *pdev)
{
struct reserved_mem *rmem;
@@ -259,12 +331,14 @@
return -EINVAL;
}
+ debugfs_create_file("cmd-db", 0400, NULL, NULL, &cmd_db_debugfs_ops);
+
return 0;
}
static const struct of_device_id cmd_db_match_table[] = {
{ .compatible = "qcom,cmd-db" },
- { },
+ { }
};
static struct platform_driver cmd_db_dev_driver = {