adj was defined as u8. The issue is last_adj can be negative and adj is
initialized with:
adj = dev_priv->rps.last_adj;
and we were also happily doing things like:
if (adj < 0)
(thank static analysers!)
Cc: Deepak S <deepa...@linux.intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Signed-off-by: Damien Lespiau <damien.lesp...@intel.com>
---
drivers/gpu/drm/i915/i915_irq.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 9fdf738..89e633f 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -1330,7 +1330,8 @@ static u32 vlv_c0_residency(struct drm_i915_private
*dev_priv,
static u32 vlv_calc_delay_from_C0_counters(struct drm_i915_private *dev_priv)
{
u32 residency_C0_up = 0, residency_C0_down = 0;
- u8 new_delay, adj;
+ u8 new_delay;
+ int adj;
dev_priv->rps.ei_interrupt_count++;
--
1.8.3.1
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