treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / arch / m68k / include / asm / hwtest.h
blobf8d646205ba38c9de4c1f2b269dd9ecd60bfafa7
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Routines to test for presence/absence of hardware registers:
3 * see arch/m68k/mm/hwtest.c.
4 * -- PMM <pmaydell@chiark.greenend.org.uk> 05/1998
6 * Removed __init from decls. We might want them in modules, and
7 * the code is tiny anyway. 16/5/98 pb
8 */
10 #ifndef __ASM_HWTEST_H
11 #define __ASM_HWTEST_H
13 extern int hwreg_present(volatile void *regp);
14 extern int hwreg_write(volatile void *regp, unsigned short val);
16 #endif