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fs/fatfs: Move FF_USE_LFN logic to Kconfig #52496

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Merged
merged 1 commit into from
Feb 20, 2023
Merged

fs/fatfs: Move FF_USE_LFN logic to Kconfig #52496

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10 changes: 3 additions & 7 deletions modules/fatfs/zephyr_fatfs_config.h
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Original file line number Diff line number Diff line change
Expand Up @@ -33,14 +33,10 @@
#define FF_CODE_PAGE 437
#endif /* defined(CONFIG_FS_FATFS_CODEPAGE) */

#if defined(CONFIG_FS_FATFS_LFN)
#if defined(CONFIG_FS_FATFS_FF_USE_LFN)
#if CONFIG_FS_FATFS_FF_USE_LFN <= 3
#undef FF_USE_LFN
#if CONFIG_FS_FATFS_LFN_MODE_BSS
#define FF_USE_LFN 1
#elif CONFIG_FS_FATFS_LFN_MODE_STACK
#define FF_USE_LFN 2
#elif CONFIG_FS_FATFS_LFN_MODE_HEAP
#define FF_USE_LFN 3
#define FF_USE_LFN CONFIG_FS_FATFS_FF_USE_LFN
#else
#error Invalid LFN buffer location
#endif
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9 changes: 9 additions & 0 deletions subsys/fs/Kconfig.fatfs
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Original file line number Diff line number Diff line change
Expand Up @@ -99,6 +99,15 @@ config FS_FATFS_LFN_MODE_HEAP

endchoice

config FS_FATFS_FF_USE_LFN
int
default 1 if FS_FATFS_LFN_MODE_BSS
default 2 if FS_FATFS_LFN_MODE_STACK
default 3 if FS_FATFS_LFN_MODE_HEAP
help
Translates FS_FATFS_LFN_MODE selection to FF_USE_LFN, defined in ffconf.h,
inside ELM FAT module.

config FS_FATFS_MAX_LFN
int "Max filename length"
range 12 255
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