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| author | Nicolas Boichat <drinkcat@chromium.org> | 2018-05-24 18:01:58 +0800 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-05-24 19:30:17 -0700 |
| commit | c7aaf471c975a3fd71423401696667a76ab4935a (patch) | |
| tree | ed8654f109b5846fa2efcac00f83b31b372fe9b1 | |
| parent | 3db1b5ffb82d953886389acad765e08356a1678c (diff) | |
| download | chrome-ec-c7aaf471c975a3fd71423401696667a76ab4935a.tar.gz | |
touchpad_elan: Ensure we at least have 1k of shared memory
Debugging commands may request buffers up to that size.
BRANCH=poppy
BUG=b:63993891
TEST=make buildall -j
Change-Id: I6dedfafc4e36d311026f9678e2cac99c85036ce0
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/1071311
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
| -rw-r--r-- | driver/touchpad_elan.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/driver/touchpad_elan.c b/driver/touchpad_elan.c index d876c76fb9..e1f95f3949 100644 --- a/driver/touchpad_elan.c +++ b/driver/touchpad_elan.c @@ -574,6 +574,9 @@ allowed_command_hashes[TOUCHPAD_ELAN_DEBUG_NUM_CMD][SHA256_DIGEST_SIZE] = { }, }; +/* Debugging commands need to allocate a <=1k buffer. */ +SHARED_MEM_CHECK_SIZE(1024); + int touchpad_debug(const uint8_t *param, unsigned int param_size, uint8_t **data, unsigned int *data_size) { |