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staging: vchiq_core: use define for message type shift

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Make it clear and use a define for shifting the message type.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Link: https://lore.kernel.org/r/1622735405-9980-9-git-send-email-stefan.wahren@i2se.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Stefan Wahren 2021-06-03 17:49:57 +02:00 committed by Greg Kroah-Hartman
parent 525dd8a36c
commit a6dd3f2617
1 changed files with 4 additions and 2 deletions
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6
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c
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@ -33,12 +33,14 @@
#define VCHIQ_MSG_REMOTE_RELEASE 13 /* - */
#define VCHIQ_MSG_REMOTE_USE_ACTIVE 14 /* - */
#define TYPE_SHIFT 24
#define VCHIQ_PORT_MAX (VCHIQ_MAX_SERVICES - 1)
#define VCHIQ_PORT_FREE 0x1000
#define VCHIQ_PORT_IS_VALID(port) ((port) < VCHIQ_PORT_FREE)
#define VCHIQ_MAKE_MSG(type, srcport, dstport) \
(((type) << 24) | ((srcport) << 12) | ((dstport) << 0))
#define VCHIQ_MSG_TYPE(msgid) ((unsigned int)(msgid) >> 24)
(((type) << TYPE_SHIFT) | ((srcport) << 12) | ((dstport) << 0))
#define VCHIQ_MSG_TYPE(msgid) ((unsigned int)(msgid) >> TYPE_SHIFT)
#define VCHIQ_MSG_SRCPORT(msgid) \
(unsigned short)(((unsigned int)(msgid) >> 12) & 0xfff)
#define VCHIQ_MSG_DSTPORT(msgid) \