linux-kernel - [RFC][PATCH] amdkfd: Convert timestamping to use 64bit time accessors

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Date:	Thu, 12 Mar 2015 10:23:40 -0700
From:	John Stultz <john.stultz@...aro.org>
To:	lkml <linux-kernel@...r.kernel.org>
Cc:	John Stultz <john.stultz@...aro.org>,
	Arnd Bergmann <arnd@...db.de>,
	Oded Gabbay <oded.gabbay@....com>,
	David Airlie <airlied@...ux.ie>,
	dri-devel@...ts.freedesktop.org
Subject: [RFC][PATCH] amdkfd: Convert timestamping to use 64bit time accessors

Convert the timestamping in the amdkfd driver to use
a timespec64 and 64bit time accessors.

Cc: Arnd Bergmann <arnd@...db.de>
Cc: Oded Gabbay <oded.gabbay@....com>
Cc: David Airlie <airlied@...ux.ie>
Cc: dri-devel@...ts.freedesktop.org
Signed-off-by: John Stultz <john.stultz@...aro.org>
---
 drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 5c50aa8..50fc8ba 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -435,7 +435,7 @@ static int kfd_ioctl_get_clock_counters(struct file *filep,
 {
 	struct kfd_ioctl_get_clock_counters_args *args = data;
 	struct kfd_dev *dev;
-	struct timespec time;
+	struct timespec64 time;
 
 	dev = kfd_device_by_id(args->gpu_id);
 	if (dev == NULL)
@@ -445,11 +445,11 @@ static int kfd_ioctl_get_clock_counters(struct file *filep,
 	args->gpu_clock_counter = kfd2kgd->get_gpu_clock_counter(dev->kgd);
 
 	/* No access to rdtsc. Using raw monotonic time */
-	getrawmonotonic(&time);
-	args->cpu_clock_counter = (uint64_t)timespec_to_ns(&time);
+	getrawmonotonic64(&time);
+	args->cpu_clock_counter = (uint64_t)timespec64_to_ns(&time);
 
-	get_monotonic_boottime(&time);
-	args->system_clock_counter = (uint64_t)timespec_to_ns(&time);
+	get_monotonic_boottime64(&time);
+	args->system_clock_counter = (uint64_t)timespec64_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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