#include #include #include #include static int devinfo_show(struct seq_file *f, void *v) { int i = *(loff_t *) v; if (i < CHRDEV_MAJOR_HASH_SIZE) { if (i == 0) seq_puts(f, "Character devices:\n"); chrdev_show(f, i); } #ifdef CONFIG_BLOCK else { i -= CHRDEV_MAJOR_HASH_SIZE; if (i == 0) seq_puts(f, "\nBlock devices:\n"); blkdev_show(f, i); } #endif return 0; } static void *devinfo_start(struct seq_file *f, loff_t *pos) { if (*pos < (BLKDEV_MAJOR_HASH_SIZE + CHRDEV_MAJOR_HASH_SIZE)) return pos; return NULL; } static void *devinfo_next(struct seq_file *f, void *v, loff_t *pos) { (*pos)++; if (*pos >= (BLKDEV_MAJOR_HASH_SIZE + CHRDEV_MAJOR_HASH_SIZE)) return NULL; return pos; } static void devinfo_stop(struct seq_file *f, void *v) { /* Nothing to do */ } static const struct seq_operations devinfo_ops = { .start = devinfo_start, .next = devinfo_next, .stop = devinfo_stop, .show = devinfo_show }; static int devinfo_open(struct inode *inode, struct file *filp) { return seq_open(filp, &devinfo_ops); } static const struct file_operations proc_devinfo_operations = { .open = devinfo_open, .read = seq_read, .llseek = seq_lseek, .release = seq_release, }; static int __init proc_devices_init(void) { proc_create("devices", 0, NULL, &proc_devinfo_operations); return 0; } fs_initcall(proc_devices_init); ue='switch'/> net-next plumbingsTobias Klauser
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authorAleksander Morgado <aleksander@aleksander.es>2017-01-18 21:31:31 +0100
committerJohan Hovold <johan@kernel.org>2017-01-19 09:08:37 +0100
commit24d615a694d649aa2e167c3f97f62bdad07e3f84 (patch)
tree2fe33c115bdec6bf4b01e27afd90bb16fa668e22 /sound/soc/samsung/regs-iis.h
parent49def1853334396f948dcb4cedb9347abb318df5 (diff)
USB: serial: qcserial: add Dell DW5570 QDL
The Dell DW5570 is a re-branded Sierra Wireless MC8805 which will by default boot with vid 0x413c and pid 0x81a3. When triggered QDL download mode, the device switches to pid 0x81a6 and provides the standard TTY used for firmware upgrade. Cc: <stable@vger.kernel.org> Signed-off-by: Aleksander Morgado <aleksander@aleksander.es> Signed-off-by: Johan Hovold <johan@kernel.org>
Diffstat (limited to 'sound/soc/samsung/regs-iis.h')