xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/atombios_crtc.h (revision 541cd555)

/*
 * Copyright 2014 Advanced Micro Devices, Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 */

#ifndef __ATOMBIOS_CRTC_H__
#define __ATOMBIOS_CRTC_H__

void amdgpu_atombios_crtc_overscan_setup(struct drm_crtc *crtc,
				  struct drm_display_mode *mode,
				  struct drm_display_mode *adjusted_mode);
void amdgpu_atombios_crtc_scaler_setup(struct drm_crtc *crtc);
void amdgpu_atombios_crtc_lock(struct drm_crtc *crtc, int lock);
void amdgpu_atombios_crtc_enable(struct drm_crtc *crtc, int state);
void amdgpu_atombios_crtc_blank(struct drm_crtc *crtc, int state);
void amdgpu_atombios_crtc_powergate(struct drm_crtc *crtc, int state);
void amdgpu_atombios_crtc_powergate_init(struct amdgpu_device *adev);
void amdgpu_atombios_crtc_set_dtd_timing(struct drm_crtc *crtc,
				  struct drm_display_mode *mode);
void amdgpu_atombios_crtc_set_disp_eng_pll(struct amdgpu_device *adev,
				    u32 dispclk);
u32 amdgpu_atombios_crtc_set_dce_clock(struct amdgpu_device *adev,
				       u32 freq, u8 clk_type, u8 clk_src);
void amdgpu_atombios_crtc_program_pll(struct drm_crtc *crtc,
			       u32 crtc_id,
			       int pll_id,
			       u32 encoder_mode,
			       u32 encoder_id,
			       u32 clock,
			       u32 ref_div,
			       u32 fb_div,
			       u32 frac_fb_div,
			       u32 post_div,
			       int bpc,
			       bool ss_enabled,
			       struct amdgpu_atom_ss *ss);
int amdgpu_atombios_crtc_prepare_pll(struct drm_crtc *crtc,
			      struct drm_display_mode *mode);
void amdgpu_atombios_crtc_set_pll(struct drm_crtc *crtc,
			   struct drm_display_mode *mode);

#endif