Commit 7f3d633b authored by Frank Li's avatar Frank Li Committed by Alexandre Belloni
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i3c: master: svc: change ENXIO to EAGAIN when IBI occurs during start frame 



svc_i3c_master_xfer() returns error ENXIO if an In-Band Interrupt (IBI)
occurs when the host starts the frame.

Change error code to EAGAIN to inform the client driver that this
situation has occurred and to try again sometime later.

Fixes: 5e5e3c92 ("i3c: master: svc: fix wrong data return when IBI happen during start frame")
Signed-off-by: default avatarFrank Li <Frank.Li@nxp.com>
Reviewed-by: default avatarMiquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20240506164009.21375-2-Frank.Li@nxp.com


Signed-off-by: default avatarAlexandre Belloni <alexandre.belloni@bootlin.com>
parent 0d259650

drivers/i3c/master/svc-i3c-master.c

+1 −1
Original line number Diff line number Diff line
@@ -1080,7 +1080,7 @@ static int svc_i3c_master_xfer(struct svc_i3c_master *master, 
	 * and yield the above events handler.

	 */

	if (SVC_I3C_MSTATUS_IBIWON(reg)) {

		ret = -ENXIO;

		ret = -EAGAIN;

		*actual_len = 0;

		goto emit_stop;

	}