^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Privileged ADI driver for sparc64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Author: Tom Hromatka <tom.hromatka@oracle.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #include <linux/miscdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/proc_fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/uaccess.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <asm/asi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #define MAX_BUF_SZ PAGE_SIZE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) static int adi_open(struct inode *inode, struct file *file)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) file->f_mode |= FMODE_UNSIGNED_OFFSET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) static int read_mcd_tag(unsigned long addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) long err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) int ver;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) __asm__ __volatile__(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) "1: ldxa [%[addr]] %[asi], %[ver]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) " mov 0, %[err]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) "2:\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) " .section .fixup,#alloc,#execinstr\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) " .align 4\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) "3: sethi %%hi(2b), %%g1\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) " jmpl %%g1 + %%lo(2b), %%g0\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) " mov %[invalid], %[err]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) " .previous\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) " .section __ex_table, \"a\"\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) " .align 4\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) " .word 1b, 3b\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) " .previous\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) : [ver] "=r" (ver), [err] "=r" (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) : [addr] "r" (addr), [invalid] "i" (EFAULT),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) [asi] "i" (ASI_MCD_REAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) : "memory", "g1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) return -EFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) return ver;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) static ssize_t adi_read(struct file *file, char __user *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) size_t count, loff_t *offp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) size_t ver_buf_sz, bytes_read = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) int ver_buf_idx = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) loff_t offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) u8 *ver_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) ssize_t ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) ver_buf_sz = min_t(size_t, count, MAX_BUF_SZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) ver_buf = kmalloc(ver_buf_sz, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) if (!ver_buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) offset = (*offp) * adi_blksize();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) while (bytes_read < count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) ret = read_mcd_tag(offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) ver_buf[ver_buf_idx] = (u8)ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) ver_buf_idx++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) offset += adi_blksize();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (ver_buf_idx >= ver_buf_sz) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) if (copy_to_user(buf + bytes_read, ver_buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) ver_buf_sz)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) ret = -EFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) bytes_read += ver_buf_sz;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) ver_buf_idx = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) ver_buf_sz = min(count - bytes_read,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) (size_t)MAX_BUF_SZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) (*offp) += bytes_read;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) ret = bytes_read;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) kfree(ver_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static int set_mcd_tag(unsigned long addr, u8 ver)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) long err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) __asm__ __volatile__(
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) "1: stxa %[ver], [%[addr]] %[asi]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) " mov 0, %[err]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) "2:\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) " .section .fixup,#alloc,#execinstr\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) " .align 4\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) "3: sethi %%hi(2b), %%g1\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) " jmpl %%g1 + %%lo(2b), %%g0\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) " mov %[invalid], %[err]\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) " .previous\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) " .section __ex_table, \"a\"\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) " .align 4\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) " .word 1b, 3b\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) " .previous\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) : [err] "=r" (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) : [ver] "r" (ver), [addr] "r" (addr),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) [invalid] "i" (EFAULT), [asi] "i" (ASI_MCD_REAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) : "memory", "g1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) return -EFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) return ver;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static ssize_t adi_write(struct file *file, const char __user *buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) size_t count, loff_t *offp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) size_t ver_buf_sz, bytes_written = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) loff_t offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) u8 *ver_buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) ssize_t ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) if (count <= 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) ver_buf_sz = min_t(size_t, count, MAX_BUF_SZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) ver_buf = kmalloc(ver_buf_sz, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) if (!ver_buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) offset = (*offp) * adi_blksize();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) if (copy_from_user(ver_buf, &buf[bytes_written],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) ver_buf_sz)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) ret = -EFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) for (i = 0; i < ver_buf_sz; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) ret = set_mcd_tag(offset, ver_buf[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) offset += adi_blksize();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) bytes_written += ver_buf_sz;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) ver_buf_sz = min(count - bytes_written, (size_t)MAX_BUF_SZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) } while (bytes_written < count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) (*offp) += bytes_written;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) ret = bytes_written;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) __asm__ __volatile__("membar #Sync");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) kfree(ver_buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) static loff_t adi_llseek(struct file *file, loff_t offset, int whence)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) loff_t ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) switch (whence) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) case SEEK_END:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) case SEEK_DATA:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) case SEEK_HOLE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) /* unsupported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) case SEEK_CUR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) if (offset == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) return file->f_pos;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) offset += file->f_pos;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) case SEEK_SET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) if (offset != file->f_pos) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) file->f_pos = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) file->f_version = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) ret = offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) static const struct file_operations adi_fops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) .llseek = adi_llseek,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) .open = adi_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .read = adi_read,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) .write = adi_write,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) static struct miscdevice adi_miscdev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) .minor = MISC_DYNAMIC_MINOR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) .name = KBUILD_MODNAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) .fops = &adi_fops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) static int __init adi_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) if (!adi_capable())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) return -EPERM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) return misc_register(&adi_miscdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) static void __exit adi_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) misc_deregister(&adi_miscdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) module_init(adi_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) module_exit(adi_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) MODULE_AUTHOR("Tom Hromatka <tom.hromatka@oracle.com>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) MODULE_DESCRIPTION("Privileged interface to ADI");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) MODULE_VERSION("1.0");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) MODULE_LICENSE("GPL v2");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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