diff options
| author | James Calligeros <jcalligeros99@gmail.com> | 2025-10-25 10:24:36 +1000 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2025-11-06 13:58:42 +0000 |
| commit | b340412a3b22b60b5e19cce8726940c7b5b14439 (patch) | |
| tree | 082c740512bc7c7b029e477b98352443d6918504 /include/linux | |
| parent | 3a8660878839faadb4f1a6dd72c3179c1df56787 (diff) | |
mfd: macsmc: Add new __SMC_KEY macro
When using the _SMC_KEY macro in switch/case statements, GCC 15.2.1 errors
out with 'case label does not reduce to an integer constant'. Introduce
a new __SMC_KEY macro that can be used instead.
Signed-off-by: James Calligeros <jcalligeros99@gmail.com>
Link: https://patch.msgid.link/20251025-macsmc-subdevs-v4-5-374d5c9eba0e@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/mfd/macsmc.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mfd/macsmc.h b/include/linux/mfd/macsmc.h index 6b13f01a8592..f6f80c33b5cf 100644 --- a/include/linux/mfd/macsmc.h +++ b/include/linux/mfd/macsmc.h @@ -41,6 +41,7 @@ typedef u32 smc_key; */ #define SMC_KEY(s) (smc_key)(_SMC_KEY(#s)) #define _SMC_KEY(s) (((s)[0] << 24) | ((s)[1] << 16) | ((s)[2] << 8) | (s)[3]) +#define __SMC_KEY(a, b, c, d) (((u32)(a) << 24) | ((u32)(b) << 16) | ((u32)(c) << 8) | ((u32)(d))) #define APPLE_SMC_READABLE BIT(7) #define APPLE_SMC_WRITABLE BIT(6) |