From: alexdeucher@gmail.com
To: dri-devel@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH] drm/radeon: fix 64 bit divide in SI spm code
Date: Thu, 1 Aug 2013 09:03:29 -0400 [thread overview]
Message-ID: <1375362209-2867-1-git-send-email-alexdeucher@gmail.com> (raw)
From: Alex Deucher <alexander.deucher@amd.com>
Forgot to use the appropriate math64 function.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
This is already in my -fixes queue, but for those that are running into
issues, here's the fix.
drivers/gpu/drm/radeon/si_dpm.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/radeon/si_dpm.c b/drivers/gpu/drm/radeon/si_dpm.c
index 7ad22e8..4182557 100644
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c
@@ -1767,7 +1767,7 @@ static void si_calculate_leakage_for_v_and_t_formula(const struct ni_leakage_coe
s64 temperature, t_slope, t_intercept, av, bv, t_ref;
s64 tmp;
- i_leakage = drm_int2fixp(ileakage) / 100;
+ i_leakage = div64_s64(drm_int2fixp(ileakage), 100);
vddc = div64_s64(drm_int2fixp(v), 1000);
temperature = div64_s64(drm_int2fixp(t), 1000);
--
1.7.7.5
reply other threads:[~2013-08-01 13:03 UTC|newest]
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