From c5de248484afeb6de259239a23645790038d9df3 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 20 Mar 2023 11:05:21 +0200 Subject: drm/i915/dpt: Add a modparam to disable DPT via the chicken bit MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add i915.enable_dpt modparam to allow disabling the DPT usage in hardware via the chicken bit. Useful when debugging potential DPT issues. Quickly smoke tested on ADL. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20230320090522.9909-6-ville.syrjala@linux.intel.com Reviewed-by: Juha-Pekka Heikkila --- drivers/gpu/drm/i915/display/intel_dpt.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpu/drm/i915/display/intel_dpt.h') diff --git a/drivers/gpu/drm/i915/display/intel_dpt.h b/drivers/gpu/drm/i915/display/intel_dpt.h index e18a9f767b11..d9a166550185 100644 --- a/drivers/gpu/drm/i915/display/intel_dpt.h +++ b/drivers/gpu/drm/i915/display/intel_dpt.h @@ -10,6 +10,7 @@ struct drm_i915_private; struct i915_address_space; struct i915_vma; +struct intel_crtc; struct intel_framebuffer; void intel_dpt_destroy(struct i915_address_space *vm); @@ -19,5 +20,6 @@ void intel_dpt_suspend(struct drm_i915_private *i915); void intel_dpt_resume(struct drm_i915_private *i915); struct i915_address_space * intel_dpt_create(struct intel_framebuffer *fb); +void intel_dpt_configure(struct intel_crtc *crtc); #endif /* __INTEL_DPT_H__ */ -- cgit