[PATCH] drm/radeon: fix 64 bit divide in SI spm code
alexdeucher at gmail.com
alexdeucher at gmail.com
Thu Aug 1 06:03:29 PDT 2013
From: Alex Deucher <alexander.deucher at amd.com>
Forgot to use the appropriate math64 function.
Signed-off-by: Alex Deucher <alexander.deucher at 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
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