114 lines
3.8 KiB
C
114 lines
3.8 KiB
C
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/*
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* SiI8620 Linux Driver
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*
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* Copyright (C) 2013-2014 Silicon Image, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation version 2.
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* This program is distributed AS-IS WITHOUT ANY WARRANTY of any
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* kind, whether express or implied; INCLUDING without the implied warranty
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* of MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE or NON-INFRINGEMENT.
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* See the GNU General Public License for more details at
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* http://www.gnu.org/licenses/gpl-2.0.html.
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*/
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#if !defined(SI_8620_DRV_H)
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#define SI_8620_DRV_H
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extern uint8_t dev_cap_values[16];
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enum pp_16bpp_override_t {
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pp_16bpp_automatic = 0x00,
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pp_16bpp_override_24bpp = 0x01,
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pp_16bpp_override_16bpp = 0x02
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};
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struct drv_hw_context {
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struct interrupt_info *intr_info;
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uint8_t chip_rev_id;
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uint16_t chip_device_id;
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uint8_t cbus_status;
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uint8_t gen2_write_burst_rcv;
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uint8_t gen2_write_burst_xmit;
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uint8_t hawb_write_pending;
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enum {
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CBUS1_IDLE_RCV_DISABLED,
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CBUS1_IDLE_RCV_ENABLED,
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CBUS1_IDLE_RCV_PEND,
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CBUS1_MSC_PEND_DLY_RCV_EN,
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CBUS1_MSC_PEND_DLY_RCV_DIS,
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CBUS1_XMIT_PEND_XMIT_RCV_EN,
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CBUS1_XMIT_PEND_XMIT_RCV_PEND
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} cbus1_state;
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uint8_t delayed_hawb_enable_reg_val;
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uint8_t video_path;
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uint8_t video_ready;
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uint8_t mhl_peer_version_stat;
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enum cbus_mode_e cbus_mode;
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uint8_t current_edid_req_blk;
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uint8_t edid_fifo_block_number;
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uint8_t valid_vsif;
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#ifdef NEVER_USED
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uint8_t valid_avif;
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#endif
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uint8_t rx_hdmi_ctrl2_defval;
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uint8_t aksv[5];
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struct avi_info_frame_t current_avi_info_frame;
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union SI_PACK_THIS_STRUCT vsif_mhl3_or_hdmi_u current_vsif;
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union hw_avi_payload_t outgoingAviPayLoad;
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struct mhl3_vsif_t outgoing_mhl3_vsif;
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uint8_t write_burst_data[MHL_SCRATCHPAD_SIZE];
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struct cbus_req current_cbus_req;
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uint8_t tdm_virt_chan_slot_counts[VC_MAX];
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struct {
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uint16_t received_byte_count;
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unsigned long peer_blk_rx_buf_avail;
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unsigned long peer_blk_rx_buf_max;
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#define NUM_BLOCK_INPUT_BUFFERS 8
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uint8_t input_buffers[NUM_BLOCK_INPUT_BUFFERS][256];
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int input_buffer_lengths[NUM_BLOCK_INPUT_BUFFERS];
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uint16_t head;
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uint16_t tail;
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} block_protocol;
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struct si_mhl_callback_api_t callbacks;
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union avif_or_cea_861_dtd_u avif_or_dtd_from_callback;
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union vsif_mhl3_or_hdmi_u vsif_mhl3_or_hdmi_from_callback;
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int hpd_high_callback_status;
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#ifdef MANUAL_EDID_FETCH
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uint8_t edid_block[EDID_BLOCK_SIZE];
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#endif
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void *input_field_rate_measurement_timer;
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uint8_t idx_pixel_clock_history;
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uint32_t pixel_clock_history[16];
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bool hdcp2_started;
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enum pp_16bpp_override_t pp_16bpp_override;
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uint8_t prev_bist_coc_status[6];
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};
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bool si_mhl_tx_set_status(struct mhl_dev_context *dev_context,
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bool xstat, uint8_t reg_to_write, uint8_t value);
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void *si_mhl_tx_get_sub_payload_buffer(struct mhl_dev_context *dev_context,
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uint8_t size);
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bool si_mhl_tx_send_write_burst(struct mhl_dev_context *dev_context,
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void *buffer);
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int si_mhl_tx_drv_cbus_ready_for_edid(struct mhl_dev_context *dev_context);
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int si_mhl_tx_drv_set_display_mode(struct mhl_dev_context *dev_context,
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enum hpd_high_callback_status status);
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int si_mhl_tx_drv_sample_edid_buffer(struct drv_hw_context *hw_context,
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uint8_t *edid_buffer);
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void si_set_cbus_mode_leds_impl(enum cbus_mode_e mode_sel,
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const char *func_name, int line_num);
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#define si_set_cbus_mode_leds(mode_sel) \
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si_set_cbus_mode_leds_impl(mode_sel, \
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__func__, __LINE__)
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void si_dump_important_regs(struct drv_hw_context *hw_context);
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int si_mhl_tx_drv_get_pp_16bpp_override(struct mhl_dev_context *dev_context);
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void si_mhl_tx_drv_set_pp_16bpp_override(struct mhl_dev_context *dev_context,
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int override);
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int si_mhl_tx_drv_get_hpd_status(struct mhl_dev_context *dev_context);
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uint32_t si_mhl_tx_drv_get_hdcp2_status(struct mhl_dev_context *dev_context);
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#endif /* if !defined(SI_8620_DRV_H) */
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