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

   1 /* SPDX-License-Identifier: MIT */
   2 /*
   3  * Copyright © 2021 Intel Corporation
   4  */
   5
   6 #ifndef __VLV_DSI_PLL_H__
   7 #define __VLV_DSI_PLL_H__
   8
   9 #include <linux/types.h>
  10
  11 enum port;
  12 struct drm_i915_private;
  13 struct intel_crtc_state;
  14 struct intel_encoder;
  15
  16 int vlv_dsi_pll_compute(struct intel_encoder *encoder,
  17                         struct intel_crtc_state *config);
  18 void vlv_dsi_pll_enable(struct intel_encoder *encoder,
  19                         const struct intel_crtc_state *config);
  20 void vlv_dsi_pll_disable(struct intel_encoder *encoder);
  21 u32 vlv_dsi_get_pclk(struct intel_encoder *encoder,
  22                      struct intel_crtc_state *config);
  23 void vlv_dsi_reset_clocks(struct intel_encoder *encoder, enum port port);
  24
  25 bool bxt_dsi_pll_is_enabled(struct drm_i915_private *dev_priv);
  26 int bxt_dsi_pll_compute(struct intel_encoder *encoder,
  27                         struct intel_crtc_state *config);
  28 void bxt_dsi_pll_enable(struct intel_encoder *encoder,
  29                         const struct intel_crtc_state *config);
  30 void bxt_dsi_pll_disable(struct intel_encoder *encoder);
  31 u32 bxt_dsi_get_pclk(struct intel_encoder *encoder,
  32                      struct intel_crtc_state *config);
  33 void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port);
  34
  35 #ifdef I915
  36 void assert_dsi_pll_enabled(struct drm_i915_private *i915);
  37 void assert_dsi_pll_disabled(struct drm_i915_private *i915);
  38 #else
  39 static inline void assert_dsi_pll_enabled(struct drm_i915_private *i915)
  40 {
  41 }
  42 static inline void assert_dsi_pll_disabled(struct drm_i915_private *i915)
  43 {
  44 }
  45 #endif
  46
  47 #endif /* __VLV_DSI_PLL_H__ */