linux-kernel - [PATCH 40/83] hsa/radeon: Adding max clock speeds to topology

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Message-Id: <1405029279-6894-12-git-send-email-oded.gabbay@amd.com>
Date:	Fri, 11 Jul 2014 00:53:56 +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 40/83] hsa/radeon: Adding max clock speeds to topology

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

Adding support for CPU and GPU max clock speeds in node properties.

Signed-off-by: Evgeny Pinchuk <evgeny.pinchuk@....com>
Signed-off-by: Oded Gabbay <oded.gabbay@....com>
---
 drivers/gpu/hsa/radeon/kfd_topology.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/hsa/radeon/kfd_topology.c b/drivers/gpu/hsa/radeon/kfd_topology.c
index 2ee5444..21bb66e 100644
--- a/drivers/gpu/hsa/radeon/kfd_topology.c
+++ b/drivers/gpu/hsa/radeon/kfd_topology.c
@@ -26,6 +26,7 @@
 #include <linux/errno.h>
 #include <linux/acpi.h>
 #include <linux/hash.h>
+#include <linux/cpufreq.h>
 
 #include "kfd_priv.h"
 #include "kfd_crat.h"
@@ -712,9 +713,10 @@ static ssize_t node_show(struct kobject *kobj, struct attribute *attr,
 		sysfs_show_32bit_prop(buffer, "location_id",
 				dev->node_props.location_id);
 		sysfs_show_32bit_prop(buffer, "max_engine_clk_fcompute",
-				dev->node_props.max_engine_clk_fcompute);
+				kfd2kgd->get_max_engine_clock_in_mhz(
+					dev->gpu->kgd));
 		ret = sysfs_show_32bit_prop(buffer, "max_engine_clk_ccompute",
-				dev->node_props.max_engine_clk_ccompute);
+				cpufreq_quick_get_max(0)/1000);
 	}
 
 	return ret;
-- 
1.9.1

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