Commit c0299cc9 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Widen the QGV point mask 



adlp+ adds some extra bits to the QGV point mask. The code attempts
to handle that but forgot to actually make sure we can store those
bits in the bw state. Fix it.

Cc: stable@vger.kernel.org
Cc: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
Fixes: 192fbfb7 ("drm/i915: Implement PSF GV point support")
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220214091811.13725-4-ville.syrjala@linux.intel.com


Reviewed-by: default avatarStanislav Lisovskiy <stanislav.lisovskiy@intel.com>
parent be78311e

drivers/gpu/drm/i915/display/intel_bw.h

+4 −4
Original line number Diff line number Diff line
@@ -30,19 +30,19 @@ struct intel_bw_state { 
	 */

	u8 pipe_sagv_reject;



	/* bitmask of active pipes */

	u8 active_pipes;



	/*

	 * Current QGV points mask, which restricts

	 * some particular SAGV states, not to confuse

	 * with pipe_sagv_mask.

	 */

	u8 qgv_points_mask;

	u16 qgv_points_mask;



	unsigned int data_rate[I915_MAX_PIPES];

	u8 num_active_planes[I915_MAX_PIPES];



	/* bitmask of active pipes */

	u8 active_pipes;



	int min_cdclk;

};