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>
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@ -115,6 +115,7 @@ struct scmi_msg_hdr {
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* - SCMI_XFER_SENT_OK -> SCMI_XFER_RESP_OK [ -> SCMI_XFER_DRESP_OK ]
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* - SCMI_XFER_SENT_OK -> SCMI_XFER_DRESP_OK
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* (Missing synchronous response is assumed OK and ignored)
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* @flags: Optional flags associated to this xfer.
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* @lock: A spinlock to protect state and busy fields.
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* @priv: A pointer for transport private usage.
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*/
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@ -135,6 +136,9 @@ struct scmi_xfer {
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#define SCMI_XFER_RESP_OK 1
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#define SCMI_XFER_DRESP_OK 2
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int state;
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#define SCMI_XFER_FLAG_IS_RAW BIT(0)
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#define SCMI_XFER_IS_RAW(x) ((x)->flags & SCMI_XFER_FLAG_IS_RAW)
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int flags;
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/* A lock to protect state and busy fields */
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spinlock_t lock;
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void *priv;
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