Commit 481e5397 authored Jun 29, 2020 by Dave Stevenson Committed by Greg Kroah-Hartman Jul 01, 2020

staging: mmal-vchiq: Make timeout a defined parameter



The timeout period for VPU communications is a useful thing
to extend when debugging.
Set it via a define, rather than a magic number buried in the code.

Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org>
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Link: https://lore.kernel.org/r/20200629150945.10720-2-nsaenzjulienne@suse.de


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 95154990

drivers/staging/vc04_services/vchiq-mmal/mmal-vchiq.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -38,6 +38,12 @@
		*/
		#define VCHIQ_MMAL_MAX_COMPONENTS 64

		/*
		* Timeout for synchronous msg responses in seconds.
		* Helpful to increase this if stopping in the VPU debugger.
		*/
		#define SYNC_MSG_TIMEOUT 3

		/#define FULL_MSG_DUMP 1/

		#ifdef DEBUG
		@@ -686,7 +692,7 @@ static int send_synchronous_mmal_msg(struct vchiq_mmal_instance *instance,
		}

		timeout = wait_for_completion_timeout(&msg_context->u.sync.cmplt,
		3 * HZ);
		SYNC_MSG_TIMEOUT * HZ);
		if (timeout == 0) {
		pr_err("timed out waiting for sync completion\n");
		ret = -ETIME;

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