linux-kernel - [PATCH 36/83] hsa/radeon: fixing clock counters bug

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Date:	Fri, 11 Jul 2014 00:53:52 +0300
From:	Oded Gabbay <oded.gabbay@...il.com>
To:	David Airlie <airlied@...ux.ie>,
	Alex Deucher <alexander.deucher@....com>,
	Jerome Glisse <j.glisse@...il.com>
Cc:	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	John Bridgman <John.Bridgman@....com>,
	Andrew Lewycky <Andrew.Lewycky@....com>,
	Joerg Roedel <joro@...tes.org>,
	Evgeny Pinchuk <evgeny.pinchuk@....com>,
	Oded Gabbay <oded.gabbay@....com>
Subject: [PATCH 36/83] hsa/radeon: fixing clock counters bug

From: Evgeny Pinchuk <evgeny.pinchuk@....com>

Fixed wrong reporting of timestamps in kfd_ioctl_get_clock_counters.

Signed-off-by: Evgeny Pinchuk <evgeny.pinchuk@....com>
Signed-off-by: Oded Gabbay <oded.gabbay@....com>
---
 drivers/gpu/hsa/radeon/kfd_chardev.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/hsa/radeon/kfd_chardev.c b/drivers/gpu/hsa/radeon/kfd_chardev.c
index dba6084..75fe11f 100644
--- a/drivers/gpu/hsa/radeon/kfd_chardev.c
+++ b/drivers/gpu/hsa/radeon/kfd_chardev.c
@@ -304,10 +304,10 @@ kfd_ioctl_get_clock_counters(struct file *filep, struct kfd_process *p, void __u
 
 	/* No access to rdtsc. Using raw monotonic time */
 	getrawmonotonic(&time);
-	args.cpu_clock_counter = time.tv_nsec;
+	args.cpu_clock_counter = (uint64_t)timespec_to_ns(&time);
 
 	get_monotonic_boottime(&time);
-	args.system_clock_counter = time.tv_nsec;
+	args.system_clock_counter = (uint64_t)timespec_to_ns(&time);
 
 	/* Since the counter is in nano-seconds we use 1GHz frequency */
 	args.system_clock_freq = 1000000000;
-- 
1.9.1

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