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author | Tom Hughes <tomhughes@chromium.org> | 2020-03-06 17:15:29 -0800 |
---|---|---|
committer | Commit Bot <commit-bot@chromium.org> | 2020-03-09 19:54:31 +0000 |
commit | 97c73303cf9d5f6c8b6e871ddebd01a8e4ce4206 (patch) | |
tree | d4072218f6e739bbf4cb1ca8ce53d32f9bd81215 | |
parent | 09d4d922fedaea222a887ae2fb8cffca18e64a36 (diff) | |
download | chrome-ec-97c73303cf9d5f6c8b6e871ddebd01a8e4ce4206.tar.gz |
driver/fingerprint: Clarify FPC 1145 hardware ID
BRANCH=none
BUG=b:150407388
TEST=make buildall -j
Change-Id: Id0e7b42affcabf90c94334603a40b87cbc9543a8
Signed-off-by: Tom Hughes <tomhughes@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2092913
Commit-Queue: Craig Hesling <hesling@chromium.org>
Reviewed-by: Andrey Perminov <andrey.perminov@fingerprints.com>
Reviewed-by: Craig Hesling <hesling@chromium.org>
-rw-r--r-- | driver/fingerprint/fpc/libfp/fpc1145_private.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/driver/fingerprint/fpc/libfp/fpc1145_private.h b/driver/fingerprint/fpc/libfp/fpc1145_private.h index 91b072d6a2..399c75118b 100644 --- a/driver/fingerprint/fpc/libfp/fpc1145_private.h +++ b/driver/fingerprint/fpc/libfp/fpc1145_private.h @@ -8,7 +8,13 @@ #include <stdint.h> -/* The 16-bit hardware ID is 0x140y */ +/** + * The hardware ID is 16-bits. All 114x FPC sensors (including FPC1145) are + * detected with the pattern 0x1400 and mask 0xFFF0. All supported variants of + * the 1145 (0x140B, 0x140C, and 0x1401) should be detected as part of the FPC + * 1140 family with identical functionality. + * See http://b/150407388 for additional details. + */ #define FP_SENSOR_HWID 0x140 /* Sensor type name */ |