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| author | Cristian Marussi <cristian.marussi@arm.com> | 2023-01-18 13:14:13 +0100 |
|---|---|---|
| committer | Sudeep Holla <sudeep.holla@arm.com> | 2023-01-20 12:40:40 +0100 |
| commit | 37057bf2b509b6a2bff0ffe7a3d838a945c6a170 (patch) | |
| tree | 8cf8296623688643c046e101454ce0e596d53330 /drivers | |
| parent | firmware: arm_scmi: Refactor scmi_wait_for_message_response (diff) | |
| download | linux-37057bf2b509b6a2bff0ffe7a3d838a945c6a170.tar.xz linux-37057bf2b509b6a2bff0ffe7a3d838a945c6a170.zip | |
firmware: arm_scmi: Add flags field to xfer
Add a 'flags' field to xfer and define a flagbit and related macro to easily
identify xfers originated from the raw transmissions.
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Tested-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Vincent Guittot <vincent.guittot@linaro.org>
Link: https://lore.kernel.org/r/20230118121426.492864-5-cristian.marussi@arm.com
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/firmware/arm_scmi/protocols.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/firmware/arm_scmi/protocols.h b/drivers/firmware/arm_scmi/protocols.h index 2f3bf691db7c..b5941beb8b03 100644 --- a/drivers/firmware/arm_scmi/protocols.h +++ b/drivers/firmware/arm_scmi/protocols.h @@ -115,6 +115,7 @@ struct scmi_msg_hdr { * - SCMI_XFER_SENT_OK -> SCMI_XFER_RESP_OK [ -> SCMI_XFER_DRESP_OK ] * - SCMI_XFER_SENT_OK -> SCMI_XFER_DRESP_OK * (Missing synchronous response is assumed OK and ignored) + * @flags: Optional flags associated to this xfer. * @lock: A spinlock to protect state and busy fields. * @priv: A pointer for transport private usage. */ @@ -135,6 +136,9 @@ struct scmi_xfer { #define SCMI_XFER_RESP_OK 1 #define SCMI_XFER_DRESP_OK 2 int state; +#define SCMI_XFER_FLAG_IS_RAW BIT(0) +#define SCMI_XFER_IS_RAW(x) ((x)->flags & SCMI_XFER_FLAG_IS_RAW) + int flags; /* A lock to protect state and busy fields */ spinlock_t lock; void *priv; |