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usb: gadget: g_fs: Fix compilation warning
This commit fixes warning in f_fs.c introduced by "usb: gadget: f_fs: remove custom printk() wrappers": In file included from drivers/usb/gadget/g_ffs.c:64: drivers/usb/gadget/f_fs.c:30:1: warning: "pr_fmt" redefined Signed-off-by: Michal Nazarewicz <mina86@mina86.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Michal Nazarewicz
Greg Kroah-Hartman
parent
c08512c761
commit
aa02f172ac
@ -27,8 +27,6 @@
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/* #define DEBUG */
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/* #define VERBOSE_DEBUG */
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#define pr_fmt(fmt) "f_fs: " fmt "\n"
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#include <linux/blkdev.h>
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#include <linux/pagemap.h>
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#include <asm/unaligned.h>
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@ -46,13 +44,13 @@
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#ifdef VERBOSE_DEBUG
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# define pr_vdebug pr_debug
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# define ffs_dump_mem(prefix, ptr, len) \
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print_hex_dump_bytes("f_fs" prefix ": ", DUMP_PREFIX_NONE, ptr, len)
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print_hex_dump_bytes(pr_fmt(prefix ": "), DUMP_PREFIX_NONE, ptr, len)
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#else
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# define pr_vdebug(...) do { } while (0)
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# define ffs_dump_mem(prefix, ptr, len) do { } while (0)
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#endif /* VERBOSE_DEBUG */
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#define ENTER() pr_vdebug("%s()", __func__)
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#define ENTER() pr_vdebug("%s()\n", __func__)
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/* The data structure and setup file ****************************************/
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@ -390,12 +388,12 @@ static int __ffs_ep0_queue_wait(struct ffs_data *ffs, char *data, size_t len)
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static int __ffs_ep0_stall(struct ffs_data *ffs)
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{
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if (ffs->ev.can_stall) {
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pr_vdebug("ep0 stall");
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pr_vdebug("ep0 stall\n");
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usb_ep_set_halt(ffs->gadget->ep0);
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ffs->setup_state = FFS_NO_SETUP;
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return -EL2HLT;
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} else {
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pr_debug("bogus ep0 stall!");
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pr_debug("bogus ep0 stall!\n");
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return -ESRCH;
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}
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}
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@ -436,7 +434,7 @@ static ssize_t ffs_ep0_write(struct file *file, const char __user *buf,
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/* Handle data */
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if (ffs->state == FFS_READ_DESCRIPTORS) {
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pr_info("read descriptors");
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pr_info("read descriptors\n");
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ret = __ffs_data_got_descs(ffs, data, len);
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if (unlikely(ret < 0))
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break;
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@ -444,7 +442,7 @@ static ssize_t ffs_ep0_write(struct file *file, const char __user *buf,
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ffs->state = FFS_READ_STRINGS;
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ret = len;
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} else {
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pr_info("read strings");
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pr_info("read strings\n");
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ret = __ffs_data_got_strings(ffs, data, len);
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if (unlikely(ret < 0))
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break;
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@ -1110,7 +1108,7 @@ static int ffs_fs_parse_opts(struct ffs_sb_fill_data *data, char *opts)
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/* Value limit */
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eq = strchr(opts, '=');
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if (unlikely(!eq)) {
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pr_err("'=' missing in %s", opts);
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pr_err("'=' missing in %s\n", opts);
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return -EINVAL;
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}
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*eq = 0;
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@ -1118,7 +1116,7 @@ static int ffs_fs_parse_opts(struct ffs_sb_fill_data *data, char *opts)
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/* Parse value */
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value = simple_strtoul(eq + 1, &end, 0);
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if (unlikely(*end != ',' && *end != 0)) {
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pr_err("%s: invalid value: %s", opts, eq + 1);
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pr_err("%s: invalid value: %s\n", opts, eq + 1);
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return -EINVAL;
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}
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@ -1153,7 +1151,7 @@ static int ffs_fs_parse_opts(struct ffs_sb_fill_data *data, char *opts)
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default:
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invalid:
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pr_err("%s: invalid option", opts);
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pr_err("%s: invalid option\n", opts);
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return -EINVAL;
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}
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@ -1227,9 +1225,9 @@ static int functionfs_init(void)
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ret = register_filesystem(&ffs_fs_type);
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if (likely(!ret))
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pr_info("file system registered");
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pr_info("file system registered\n");
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else
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pr_err("failed registering file system (%d)", ret);
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pr_err("failed registering file system (%d)\n", ret);
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return ret;
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}
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@ -1238,7 +1236,7 @@ static void functionfs_cleanup(void)
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{
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ENTER();
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pr_info("unloading");
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pr_info("unloading\n");
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unregister_filesystem(&ffs_fs_type);
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}
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@ -1268,7 +1266,7 @@ static void ffs_data_put(struct ffs_data *ffs)
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ENTER();
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if (unlikely(atomic_dec_and_test(&ffs->ref))) {
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pr_info("%s(): freeing", __func__);
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pr_info("%s(): freeing\n", __func__);
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ffs_data_clear(ffs);
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BUG_ON(mutex_is_locked(&ffs->mutex) ||
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spin_is_locked(&ffs->ev.waitq.lock) ||
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@ -1588,14 +1586,14 @@ static int __must_check ffs_do_desc(char *data, unsigned len,
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/* At least two bytes are required: length and type */
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if (len < 2) {
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pr_vdebug("descriptor too short");
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pr_vdebug("descriptor too short\n");
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return -EINVAL;
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}
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/* If we have at least as many bytes as the descriptor takes? */
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length = _ds->bLength;
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if (len < length) {
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pr_vdebug("descriptor longer then available data");
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pr_vdebug("descriptor longer then available data\n");
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return -EINVAL;
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}
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@ -1603,14 +1601,14 @@ static int __must_check ffs_do_desc(char *data, unsigned len,
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#define __entity_check_STRING(val) (val)
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#define __entity_check_ENDPOINT(val) ((val) & USB_ENDPOINT_NUMBER_MASK)
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#define __entity(type, val) do { \
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pr_vdebug("entity " #type "(%02x)", (val)); \
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pr_vdebug("entity " #type "(%02x)\n", (val)); \
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if (unlikely(!__entity_check_ ##type(val))) { \
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pr_vdebug("invalid entity's value"); \
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pr_vdebug("invalid entity's value\n"); \
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return -EINVAL; \
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} \
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ret = entity(FFS_ ##type, &val, _ds, priv); \
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if (unlikely(ret < 0)) { \
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pr_debug("entity " #type "(%02x); ret = %d", \
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pr_debug("entity " #type "(%02x); ret = %d\n", \
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(val), ret); \
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return ret; \
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} \
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@ -1623,13 +1621,13 @@ static int __must_check ffs_do_desc(char *data, unsigned len,
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case USB_DT_STRING:
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case USB_DT_DEVICE_QUALIFIER:
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/* function can't have any of those */
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pr_vdebug("descriptor reserved for gadget: %d",
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pr_vdebug("descriptor reserved for gadget: %d\n",
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_ds->bDescriptorType);
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return -EINVAL;
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case USB_DT_INTERFACE: {
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struct usb_interface_descriptor *ds = (void *)_ds;
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pr_vdebug("interface descriptor");
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pr_vdebug("interface descriptor\n");
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if (length != sizeof *ds)
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goto inv_length;
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@ -1641,7 +1639,7 @@ static int __must_check ffs_do_desc(char *data, unsigned len,
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case USB_DT_ENDPOINT: {
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struct usb_endpoint_descriptor *ds = (void *)_ds;
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pr_vdebug("endpoint descriptor");
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pr_vdebug("endpoint descriptor\n");
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if (length != USB_DT_ENDPOINT_SIZE &&
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length != USB_DT_ENDPOINT_AUDIO_SIZE)
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goto inv_length;
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@ -1656,7 +1654,7 @@ static int __must_check ffs_do_desc(char *data, unsigned len,
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case USB_DT_INTERFACE_ASSOCIATION: {
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struct usb_interface_assoc_descriptor *ds = (void *)_ds;
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pr_vdebug("interface association descriptor");
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pr_vdebug("interface association descriptor\n");
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if (length != sizeof *ds)
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goto inv_length;
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if (ds->iFunction)
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@ -1670,16 +1668,16 @@ static int __must_check ffs_do_desc(char *data, unsigned len,
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case USB_DT_SECURITY:
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case USB_DT_CS_RADIO_CONTROL:
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/* TODO */
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pr_vdebug("unimplemented descriptor: %d", _ds->bDescriptorType);
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pr_vdebug("unimplemented descriptor: %d\n", _ds->bDescriptorType);
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return -EINVAL;
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default:
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/* We should never be here */
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pr_vdebug("unknown descriptor: %d", _ds->bDescriptorType);
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pr_vdebug("unknown descriptor: %d\n", _ds->bDescriptorType);
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return -EINVAL;
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inv_length:
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pr_vdebug("invalid length: %d (descriptor %d)",
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pr_vdebug("invalid length: %d (descriptor %d)\n",
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_ds->bLength, _ds->bDescriptorType);
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return -EINVAL;
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}
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@ -1710,7 +1708,7 @@ static int __must_check ffs_do_descs(unsigned count, char *data, unsigned len,
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/* Record "descriptor" entity */
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ret = entity(FFS_DESCRIPTOR, (u8 *)num, (void *)data, priv);
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if (unlikely(ret < 0)) {
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pr_debug("entity DESCRIPTOR(%02lx); ret = %d",
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pr_debug("entity DESCRIPTOR(%02lx); ret = %d\n",
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num, ret);
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return ret;
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}
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@ -1720,7 +1718,7 @@ static int __must_check ffs_do_descs(unsigned count, char *data, unsigned len,
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ret = ffs_do_desc(data, len, entity, priv);
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if (unlikely(ret < 0)) {
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pr_debug("%s returns %d", __func__, ret);
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pr_debug("%s returns %d\n", __func__, ret);
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return ret;
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}
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@ -2013,11 +2011,11 @@ static void __ffs_event_add(struct ffs_data *ffs,
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if ((*ev == rem_type1 || *ev == rem_type2) == neg)
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*out++ = *ev;
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else
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pr_vdebug("purging event %d", *ev);
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pr_vdebug("purging event %d\n", *ev);
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ffs->ev.count = out - ffs->ev.types;
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}
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pr_vdebug("adding event %d", type);
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pr_vdebug("adding event %d\n", type);
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ffs->ev.types[ffs->ev.count++] = type;
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wake_up_locked(&ffs->ev.waitq);
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}
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@ -2064,7 +2062,7 @@ static int __ffs_func_bind_do_descs(enum ffs_entity_type type, u8 *valuep,
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ffs_ep = func->eps + idx;
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if (unlikely(ffs_ep->descs[isHS])) {
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pr_vdebug("two %sspeed descriptors for EP %d",
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pr_vdebug("two %sspeed descriptors for EP %d\n",
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isHS ? "high" : "full",
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ds->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK);
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return -EINVAL;
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@ -2080,7 +2078,7 @@ static int __ffs_func_bind_do_descs(enum ffs_entity_type type, u8 *valuep,
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struct usb_request *req;
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struct usb_ep *ep;
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pr_vdebug("autoconfig");
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pr_vdebug("autoconfig\n");
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ep = usb_ep_autoconfig(func->gadget, ds);
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if (unlikely(!ep))
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return -ENOTSUPP;
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@ -2150,7 +2148,7 @@ static int __ffs_func_bind_do_nums(enum ffs_entity_type type, u8 *valuep,
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break;
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}
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pr_vdebug("%02x -> %02x", *valuep, newValue);
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pr_vdebug("%02x -> %02x\n", *valuep, newValue);
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*valuep = newValue;
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return 0;
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}
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@ -2315,11 +2313,11 @@ static int ffs_func_setup(struct usb_function *f,
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ENTER();
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pr_vdebug("creq->bRequestType = %02x", creq->bRequestType);
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pr_vdebug("creq->bRequest = %02x", creq->bRequest);
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pr_vdebug("creq->wValue = %04x", le16_to_cpu(creq->wValue));
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pr_vdebug("creq->wIndex = %04x", le16_to_cpu(creq->wIndex));
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pr_vdebug("creq->wLength = %04x", le16_to_cpu(creq->wLength));
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pr_vdebug("creq->bRequestType = %02x\n", creq->bRequestType);
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pr_vdebug("creq->bRequest = %02x\n", creq->bRequest);
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pr_vdebug("creq->wValue = %04x\n", le16_to_cpu(creq->wValue));
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pr_vdebug("creq->wIndex = %04x\n", le16_to_cpu(creq->wIndex));
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pr_vdebug("creq->wLength = %04x\n", le16_to_cpu(creq->wLength));
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/*
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* Most requests directed to interface go through here
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@ -2419,7 +2417,7 @@ static char *ffs_prepare_buffer(const char * __user buf, size_t len)
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return ERR_PTR(-EFAULT);
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}
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pr_vdebug("Buffer from user space:");
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pr_vdebug("Buffer from user space:\n");
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ffs_dump_mem("", data, len);
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return data;
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@ -19,6 +19,8 @@
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#define pr_fmt(fmt) "g_ffs: " fmt
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#include <linux/module.h>
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#include <linux/utsname.h>
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