Avoid divide by zero warning on static analysis.
Signed-off-by: Mika Kahola <mika.kah...@intel.com>
---
drivers/gpu/drm/i915/intel_pm.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 8b63afa3a221..6a8e8b3f44c2 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3912,8 +3912,10 @@ skl_ddb_get_pipe_allocation_limits(struct
drm_i915_private *dev_priv,
pipe_width = hdisplay;
}
- alloc->start = ddb_size * width_before_pipe / total_width;
- alloc->end = ddb_size * (width_before_pipe + pipe_width) / total_width;
+ alloc->start = total_width == 0 ?
+ 0 : ddb_size * width_before_pipe / total_width;
+ alloc->end = total_width == 0 ?
+ 0 : ddb_size * (width_before_pipe + pipe_width) / total_width;
}
static unsigned int skl_cursor_allocation(int num_active)
--
2.17.1
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