diff options
| author | Tony Luck <tony.luck@intel.com> | 2018-03-12 11:24:29 -0700 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2018-03-14 12:49:53 +0100 |
| commit | 6deae96b42eb1fa84938088087de0bd748f53093 (patch) | |
| tree | 99e1f531833a9d88655196e02d24e320788085b5 /include/linux/dmi.h | |
| parent | 23222f8f8dce6a6d014bc5b7107a83ebe2a9c022 (diff) | |
firmware, DMI: Add function to look up a handle and return DIMM size
When we first scan the SMBIOS table, save the size of the DIMM.
Provide a function for other code (EDAC driver) to look up the size
of a DIMM from its SMBIOS handle.
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Cc: Aristeu Rozanski <aris@redhat.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc: linux-acpi@vger.kernel.org
Cc: linux-nvdimm@lists.01.org
Link: http://lkml.kernel.org/r/20180312182430.10335-5-tony.luck@intel.com
Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'include/linux/dmi.h')
| -rw-r--r-- | include/linux/dmi.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/dmi.h b/include/linux/dmi.h index 46e151172d95..7f5929123b69 100644 --- a/include/linux/dmi.h +++ b/include/linux/dmi.h @@ -113,6 +113,7 @@ extern int dmi_walk(void (*decode)(const struct dmi_header *, void *), void *private_data); extern bool dmi_match(enum dmi_field f, const char *str); extern void dmi_memdev_name(u16 handle, const char **bank, const char **device); +extern u64 dmi_memdev_size(u16 handle); #else @@ -142,6 +143,7 @@ static inline bool dmi_match(enum dmi_field f, const char *str) { return false; } static inline void dmi_memdev_name(u16 handle, const char **bank, const char **device) { } +static inline u64 dmi_memdev_size(u16 handle) { return ~0ul; } static inline const struct dmi_system_id * dmi_first_match(const struct dmi_system_id *list) { return NULL; } |