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authorLinus Torvalds <torvalds@linux-foundation.org>2017-04-05 19:04:26 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-04-05 19:04:26 +0300
commitaeb4a5768179f525dd7ec9393f34012c147e78cf (patch)
tree1c0485f17f3dac96802224d0113f3ac02b9cdeb3 /include
parent9f0bffa18cbbe9f88838faa89d85447c4f6120e5 (diff)
parentb2376407f98920c9b0c411948675f58a9640be35 (diff)
downloadlinux-aeb4a5768179f525dd7ec9393f34012c147e78cf.tar.xz
Merge tag 'mfd-fixes-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD bug fix from Lee Jones: "Increase buffer size om cros-ec to allow for SPI messages" * tag 'mfd-fixes-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: mfd: cros-ec: Fix host command buffer size
Diffstat (limited to 'include')
-rw-r--r--include/linux/mfd/cros_ec.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
index 7a01c94496f1..3eef9fb9968a 100644
--- a/include/linux/mfd/cros_ec.h
+++ b/include/linux/mfd/cros_ec.h
@@ -35,10 +35,11 @@
* Max bus-specific overhead incurred by request/responses.
* I2C requires 1 additional byte for requests.
* I2C requires 2 additional bytes for responses.
+ * SPI requires up to 32 additional bytes for responses.
* */
#define EC_PROTO_VERSION_UNKNOWN 0
#define EC_MAX_REQUEST_OVERHEAD 1
-#define EC_MAX_RESPONSE_OVERHEAD 2
+#define EC_MAX_RESPONSE_OVERHEAD 32
/*
* Command interface between EC and AP, for LPC, I2C and SPI interfaces.