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[v2,2/3] bus: mhi: core: Move MHI_MAX_MTU to external header file

Message ID 1590115890-12278-3-git-send-email-hemantk@codeaurora.org (mailing list archive)
State Superseded
Headers show
Series user space client interface driver | expand

Commit Message

Hemant Kumar May 22, 2020, 2:51 a.m. UTC
Currently this macro is defined in internal MHI header as
a TRE length mask. Moving it to external header allows MHI
client drivers to set this upper bound for the transmit
buffer size.

Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
---
 include/linux/mhi.h | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/include/linux/mhi.h b/include/linux/mhi.h
index a39b77d..ce43f74 100644
--- a/include/linux/mhi.h
+++ b/include/linux/mhi.h
@@ -16,6 +16,9 @@ 
 #include <linux/wait.h>
 #include <linux/workqueue.h>
 
+/* MHI client drivers to set this upper bound for tx buffer */
+#define MHI_MAX_MTU 0xffff
+
 #define MHI_VOTE_BUS BIT(0) /* do not disable the mhi bus */
 #define MHI_VOTE_DEVICE BIT(1) /* prevent mhi device from entering lpm */