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bus: mhi: host: Move MHI_MAX_MTU to external header file

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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.

Change-Id: I24c7bce37cb8f103c1436201d825bec4a36eb122
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>
Signed-off-by: Lazarus Motha <quic_lmotha@quicinc.com>
This commit is contained in:
Hemant Kumar 2020-05-07 21:00:41 -07:00 committed by Gerrit - the friendly Code Review server
parent 6ff1554291
commit 93258369b2
2 changed files with 3 additions and 1 deletions
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1
drivers/bus/mhi/host/internal.h
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@ -129,7 +129,6 @@ enum mhi_pm_state {
#define CMD_EL_PER_RING 128
#define PRIMARY_CMD_RING 0
#define MHI_DEV_WAKE_DB 127
#define MHI_MAX_MTU 0xffff
#define MHI_RANDOM_U32_NONZERO(bmsk) (prandom_u32_max(bmsk) + 1)
enum mhi_er_type {

3
include/linux/mhi.h
View File

@ -15,6 +15,9 @@
#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_MAX_OEM_PK_HASH_SEGMENTS 16
struct mhi_chan;