diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_fbc.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_fbc.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index bde12fe62275..b73cf1c5ba33 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -608,6 +608,7 @@ static u32 ivb_dpfc_ctl(struct intel_fbc *fbc) static void ivb_fbc_activate(struct intel_fbc *fbc) { struct drm_i915_private *i915 = fbc->i915; + u32 dpfc_ctl; if (DISPLAY_VER(i915) >= 10) glk_fbc_program_cfb_stride(fbc); @@ -617,8 +618,13 @@ static void ivb_fbc_activate(struct intel_fbc *fbc) if (intel_gt_support_legacy_fencing(to_gt(i915))) snb_fbc_program_fence(fbc); + /* wa_14019417088 Alternative WA*/ + dpfc_ctl = ivb_dpfc_ctl(fbc); + if (DISPLAY_VER(i915) >= 20) + intel_de_write(i915, ILK_DPFC_CONTROL(fbc->id), dpfc_ctl); + intel_de_write(i915, ILK_DPFC_CONTROL(fbc->id), - DPFC_CTL_EN | ivb_dpfc_ctl(fbc)); + DPFC_CTL_EN | dpfc_ctl); } static bool ivb_fbc_is_compressing(struct intel_fbc *fbc) |