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- /*
- * 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.
- *
- * Authors: Slava Grigorev <slava.grigorev@amd.com>
- */
- #ifndef __RADEON_AUDIO_H__
- #define __RADEON_AUDIO_H__
- #include <linux/types.h>
- #define RREG32_ENDPOINT(block, reg) \
- radeon_audio_endpoint_rreg(rdev, (block), (reg))
- #define WREG32_ENDPOINT(block, reg, v) \
- radeon_audio_endpoint_wreg(rdev, (block), (reg), (v))
- struct radeon_audio_basic_funcs
- {
- u32 (*endpoint_rreg)(struct radeon_device *rdev, u32 offset, u32 reg);
- void (*endpoint_wreg)(struct radeon_device *rdev,
- u32 offset, u32 reg, u32 v);
- void (*enable)(struct radeon_device *rdev,
- struct r600_audio_pin *pin, u8 enable_mask);
- };
- struct radeon_audio_funcs
- {
- void (*select_pin)(struct drm_encoder *encoder);
- struct r600_audio_pin* (*get_pin)(struct radeon_device *rdev);
- void (*write_latency_fields)(struct drm_encoder *encoder,
- struct drm_connector *connector, struct drm_display_mode *mode);
- void (*write_sad_regs)(struct drm_encoder *encoder,
- struct cea_sad *sads, int sad_count);
- void (*write_speaker_allocation)(struct drm_encoder *encoder,
- u8 *sadb, int sad_count);
- void (*set_dto)(struct radeon_device *rdev,
- struct radeon_crtc *crtc, unsigned int clock);
- void (*update_acr)(struct drm_encoder *encoder, long offset,
- const struct radeon_hdmi_acr *acr);
- void (*set_vbi_packet)(struct drm_encoder *encoder, u32 offset);
- void (*set_color_depth)(struct drm_encoder *encoder, u32 offset, int bpc);
- void (*set_avi_packet)(struct radeon_device *rdev, u32 offset,
- unsigned char *buffer, size_t size);
- void (*set_audio_packet)(struct drm_encoder *encoder, u32 offset);
- void (*set_mute)(struct drm_encoder *encoder, u32 offset, bool mute);
- void (*mode_set)(struct drm_encoder *encoder,
- struct drm_display_mode *mode);
- void (*dpms)(struct drm_encoder *encoder, bool mode);
- };
- int radeon_audio_init(struct radeon_device *rdev);
- void radeon_audio_detect(struct drm_connector *connector,
- struct drm_encoder *encoder,
- enum drm_connector_status status);
- u32 radeon_audio_endpoint_rreg(struct radeon_device *rdev,
- u32 offset, u32 reg);
- void radeon_audio_endpoint_wreg(struct radeon_device *rdev,
- u32 offset, u32 reg, u32 v);
- struct r600_audio_pin *radeon_audio_get_pin(struct drm_encoder *encoder);
- void radeon_audio_fini(struct radeon_device *rdev);
- void radeon_audio_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode);
- void radeon_audio_dpms(struct drm_encoder *encoder, int mode);
- unsigned int radeon_audio_decode_dfs_div(unsigned int div);
- #endif
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