From: Ville Syrjälä <ville.syrj...@linux.intel.com>
Sprinkle in some BUILD_BUG_ON()s to make sure some of
the bitmasks used in the device info have enough bits.
Do we have a better place for this sort of stuff?
v2: Relocate to the new place
Reviewed-by: Jani Nikula <jani.nik...@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/display/intel_display_device.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c
b/drivers/gpu/drm/i915/display/intel_display_device.c
index f5305447494f..75ebe4c960a6 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.c
+++ b/drivers/gpu/drm/i915/display/intel_display_device.c
@@ -854,6 +854,10 @@ void intel_display_device_info_runtime_init(struct
drm_i915_private *i915)
struct intel_display_runtime_info *display_runtime =
DISPLAY_RUNTIME_INFO(i915);
enum pipe pipe;
+ BUILD_BUG_ON(BITS_PER_TYPE(display_runtime->pipe_mask) <
I915_MAX_PIPES);
+ BUILD_BUG_ON(BITS_PER_TYPE(display_runtime->cpu_transcoder_mask) <
I915_MAX_TRANSCODERS);
+ BUILD_BUG_ON(BITS_PER_TYPE(display_runtime->port_mask) <
I915_MAX_PORTS);
+
/* Wa_14011765242: adl-s A0,A1 */
if (IS_ADLS_DISPLAY_STEP(i915, STEP_A0, STEP_A2))
for_each_pipe(i915, pipe)
--
2.39.3
