Commit 14f6f0e3 authored by David E. Box's avatar David E. Box Committed by Hans de Goede
Browse files

platform/x86/intel/sdsi: Change mailbox timeout 



On some platforms, it may take up to 400ms for the ready bit to be set in a
successful mailbox transaction. Set the timeout to 500ms to cover the worst
case.

Signed-off-by: default avatarDavid E. Box <david.e.box@linux.intel.com>
Reviewed-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20230413013230.1521584-1-david.e.box@linux.intel.com


Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
parent 3f581602

drivers/platform/x86/intel/sdsi.c

+1 −1
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@ 
#define SDSI_MBOX_CMD_SUCCESS		0x40

#define SDSI_MBOX_CMD_TIMEOUT		0x80



#define MBOX_TIMEOUT_US			2000

#define MBOX_TIMEOUT_US			500000

#define MBOX_TIMEOUT_ACQUIRE_US		1000

#define MBOX_POLLING_PERIOD_US		100

#define MBOX_ACQUIRE_NUM_RETRIES	5