xref: /openbmc/linux/drivers/gpu/drm/i915/display/intel_fb.h (revision 1ac731c529cd4d6adbce134754b51ff7d822b145)
1f837a61fSImre Deak /* SPDX-License-Identifier: MIT */
2f837a61fSImre Deak /*
3f837a61fSImre Deak  * Copyright © 2020-2021 Intel Corporation
4f837a61fSImre Deak  */
5f837a61fSImre Deak 
6f837a61fSImre Deak #ifndef __INTEL_FB_H__
7f837a61fSImre Deak #define __INTEL_FB_H__
8f837a61fSImre Deak 
9e2b83294SImre Deak #include <linux/bits.h>
10f837a61fSImre Deak #include <linux/types.h>
11f837a61fSImre Deak 
12705d4feeSJani Nikula struct drm_device;
13705d4feeSJani Nikula struct drm_file;
14f837a61fSImre Deak struct drm_framebuffer;
15705d4feeSJani Nikula struct drm_i915_gem_object;
163cee6269SImre Deak struct drm_i915_private;
17705d4feeSJani Nikula struct drm_mode_fb_cmd2;
18ee456a4cSImre Deak struct intel_fb_view;
19ee456a4cSImre Deak struct intel_framebuffer;
20e2b83294SImre Deak struct intel_plane;
21d7bdd1c8SImre Deak struct intel_plane_state;
22d7bdd1c8SImre Deak 
2310a657ddSImre Deak #define INTEL_PLANE_CAP_NONE		0
2410a657ddSImre Deak #define INTEL_PLANE_CAP_CCS_RC		BIT(0)
2510a657ddSImre Deak #define INTEL_PLANE_CAP_CCS_RC_CC	BIT(1)
2610a657ddSImre Deak #define INTEL_PLANE_CAP_CCS_MC		BIT(2)
2710a657ddSImre Deak #define INTEL_PLANE_CAP_TILING_X	BIT(3)
2810a657ddSImre Deak #define INTEL_PLANE_CAP_TILING_Y	BIT(4)
2910a657ddSImre Deak #define INTEL_PLANE_CAP_TILING_Yf	BIT(5)
30072ce416SStanislav Lisovskiy #define INTEL_PLANE_CAP_TILING_4	BIT(6)
31e2b83294SImre Deak 
32d5c45330SVille Syrjälä bool intel_fb_is_tiled_modifier(u64 modifier);
33e359c47bSImre Deak bool intel_fb_is_ccs_modifier(u64 modifier);
340b2c31ddSImre Deak bool intel_fb_is_rc_ccs_cc_modifier(u64 modifier);
350b2c31ddSImre Deak bool intel_fb_is_mc_ccs_modifier(u64 modifier);
36e359c47bSImre Deak 
37f5042343SImre Deak bool intel_fb_is_ccs_aux_plane(const struct drm_framebuffer *fb, int color_plane);
38b0f1670dSImre Deak int intel_fb_rc_ccs_cc_plane(const struct drm_framebuffer *fb);
39b0f1670dSImre Deak 
40e2b83294SImre Deak u64 *intel_fb_plane_get_modifiers(struct drm_i915_private *i915,
417df7bca5SImre Deak 				  u8 plane_caps);
42e2b83294SImre Deak bool intel_fb_plane_supports_modifier(struct intel_plane *plane, u64 modifier);
43e2b83294SImre Deak 
44672d0751SImre Deak const struct drm_format_info *
45672d0751SImre Deak intel_fb_get_format_info(const struct drm_mode_fb_cmd2 *cmd);
46672d0751SImre Deak 
470f2922efSImre Deak bool
480f2922efSImre Deak intel_format_info_is_yuv_semiplanar(const struct drm_format_info *info,
490f2922efSImre Deak 				    u64 modifier);
500f2922efSImre Deak 
513e5e0a75SImre Deak bool is_surface_linear(const struct drm_framebuffer *fb, int color_plane);
523e5e0a75SImre Deak 
535e4eb4e6SImre Deak int main_to_ccs_plane(const struct drm_framebuffer *fb, int main_plane);
545e4eb4e6SImre Deak int skl_ccs_to_main_plane(const struct drm_framebuffer *fb, int ccs_plane);
555e4eb4e6SImre Deak int skl_main_to_aux_plane(const struct drm_framebuffer *fb, int main_plane);
565e4eb4e6SImre Deak 
5790df0884SImre Deak unsigned int intel_tile_size(const struct drm_i915_private *i915);
58d3616883SJani Nikula unsigned int intel_tile_width_bytes(const struct drm_framebuffer *fb, int color_plane);
593cee6269SImre Deak unsigned int intel_tile_height(const struct drm_framebuffer *fb, int color_plane);
603cee6269SImre Deak unsigned int intel_tile_row_size(const struct drm_framebuffer *fb, int color_plane);
61b8db2611SJani Nikula unsigned int intel_fb_align_height(const struct drm_framebuffer *fb,
62b8db2611SJani Nikula 				   int color_plane, unsigned int height);
6390df0884SImre Deak unsigned int intel_cursor_alignment(const struct drm_i915_private *i915);
641c8d9adfSJani Nikula unsigned int intel_surf_alignment(const struct drm_framebuffer *fb,
651c8d9adfSJani Nikula 				  int color_plane);
663cee6269SImre Deak 
673cee6269SImre Deak void intel_fb_plane_get_subsampling(int *hsub, int *vsub,
683cee6269SImre Deak 				    const struct drm_framebuffer *fb,
693cee6269SImre Deak 				    int color_plane);
703cee6269SImre Deak 
713cee6269SImre Deak u32 intel_plane_adjust_aligned_offset(int *x, int *y,
723cee6269SImre Deak 				      const struct intel_plane_state *state,
733cee6269SImre Deak 				      int color_plane,
743cee6269SImre Deak 				      u32 old_offset, u32 new_offset);
753cee6269SImre Deak u32 intel_plane_compute_aligned_offset(int *x, int *y,
763cee6269SImre Deak 				       const struct intel_plane_state *state,
773cee6269SImre Deak 				       int color_plane);
783cee6269SImre Deak 
798a405373SImre Deak bool intel_fb_needs_pot_stride_remap(const struct intel_framebuffer *fb);
80d3b4aa43SImre Deak bool intel_fb_supports_90_270_rotation(const struct intel_framebuffer *fb);
81d3b4aa43SImre Deak 
82959086ecSImre Deak int intel_fill_fb_info(struct drm_i915_private *i915, struct intel_framebuffer *fb);
83ee456a4cSImre Deak void intel_fb_fill_view(const struct intel_framebuffer *fb, unsigned int rotation,
84ee456a4cSImre Deak 			struct intel_fb_view *view);
853cee6269SImre Deak int intel_plane_compute_gtt(struct intel_plane_state *plane_state);
863cee6269SImre Deak 
87705d4feeSJani Nikula int intel_framebuffer_init(struct intel_framebuffer *ifb,
88705d4feeSJani Nikula 			   struct drm_i915_gem_object *obj,
89705d4feeSJani Nikula 			   struct drm_mode_fb_cmd2 *mode_cmd);
90705d4feeSJani Nikula struct drm_framebuffer *
91705d4feeSJani Nikula intel_user_framebuffer_create(struct drm_device *dev,
92705d4feeSJani Nikula 			      struct drm_file *filp,
93705d4feeSJani Nikula 			      const struct drm_mode_fb_cmd2 *user_mode_cmd);
94705d4feeSJani Nikula 
95*c5de2484SVille Syrjälä bool intel_fb_modifier_uses_dpt(struct drm_i915_private *i915, u64 modifier);
961538f65fSJani Nikula bool intel_fb_uses_dpt(const struct drm_framebuffer *fb);
971538f65fSJani Nikula 
98f837a61fSImre Deak #endif /* __INTEL_FB_H__ */
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