Commit 37057bf2 authored by Cristian Marussi's avatar Cristian Marussi Committed by Sudeep Holla
Browse files

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: default avatarCristian Marussi <cristian.marussi@arm.com>
Tested-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Tested-by: default avatarVincent Guittot <vincent.guittot@linaro.org>
Link: https://lore.kernel.org/r/20230118121426.492864-5-cristian.marussi@arm.com


Signed-off-by: default avatarSudeep Holla <sudeep.holla@arm.com>
parent 07cdfc44

drivers/firmware/arm_scmi/protocols.h

+4 −0
Original line number Diff line number Diff line
@@ -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;