diff options
| author | Luis R. Rodriguez <mcgrof@kernel.org> | 2018-03-10 06:14:46 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-03-20 09:28:46 +0100 |
| commit | b2e9a8553cebcb414753e0185ce6fa87e14ebf30 (patch) | |
| tree | 61d1c02bdc98760be68f5cf618cb9c56d2e7f054 /drivers/base | |
| parent | 8ddfb47294c0f45a476a92ecf1e56cb5990c5468 (diff) | |
| download | linux-b2e9a8553cebcb414753e0185ce6fa87e14ebf30.tar.bz2 | |
firmware: simplify CONFIG_FW_LOADER_USER_HELPER_FALLBACK further
All CONFIG_FW_LOADER_USER_HELPER_FALLBACK really is, is just a bool,
initailized at build time. Define it as such. This simplifies the
logic even further, removing now all explicit #ifdefs around the code.
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Luis R. Rodriguez <mcgrof@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/firmware_loader.c | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/drivers/base/firmware_loader.c b/drivers/base/firmware_loader.c index 7dd36ace6152..59dba794ce1a 100644 --- a/drivers/base/firmware_loader.c +++ b/drivers/base/firmware_loader.c @@ -266,6 +266,22 @@ static inline bool fw_state_is_aborted(struct fw_priv *fw_priv) #ifdef CONFIG_FW_LOADER_USER_HELPER +/** + * struct firmware_fallback_config - firmware fallback configuratioon settings + * + * Helps describe and fine tune the fallback mechanism. + * + * @force_sysfs_fallback: force the sysfs fallback mechanism to be used + * as if one had enabled CONFIG_FW_LOADER_USER_HELPER_FALLBACK=y. + */ +struct firmware_fallback_config { + bool force_sysfs_fallback; +}; + +static const struct firmware_fallback_config fw_fallback_config = { + .force_sysfs_fallback = IS_ENABLED(CONFIG_FW_LOADER_USER_HELPER_FALLBACK), +}; + static inline bool fw_sysfs_done(struct fw_priv *fw_priv) { return __fw_state_check(fw_priv, FW_STATUS_DONE); @@ -1151,19 +1167,14 @@ out_unlock: return ret; } -#ifdef CONFIG_FW_LOADER_USER_HELPER_FALLBACK -static bool fw_force_sysfs_fallback(unsigned int opt_flags) -{ - return true; -} -#else static bool fw_force_sysfs_fallback(unsigned int opt_flags) { + if (fw_fallback_config.force_sysfs_fallback) + return true; if (!(opt_flags & FW_OPT_USERHELPER)) return false; return true; } -#endif static bool fw_run_sysfs_fallback(unsigned int opt_flags) { |