2013-08-27 19:12:18 +07:00
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/*
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* Copyright © 2013 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _INTEL_DSI_H
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#define _INTEL_DSI_H
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#include <drm/drmP.h>
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#include <drm/drm_crtc.h>
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2015-01-16 19:27:23 +07:00
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#include <drm/drm_mipi_dsi.h>
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2013-08-27 19:12:18 +07:00
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#include "intel_drv.h"
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2014-12-05 15:43:41 +07:00
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/* Dual Link support */
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#define DSI_DUAL_LINK_NONE 0
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#define DSI_DUAL_LINK_FRONT_BACK 1
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#define DSI_DUAL_LINK_PIXEL_ALT 2
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2015-01-16 19:27:23 +07:00
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struct intel_dsi_host;
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2013-08-27 19:12:18 +07:00
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struct intel_dsi {
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struct intel_encoder base;
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2015-01-16 19:27:23 +07:00
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struct intel_dsi_host *dsi_hosts[I915_MAX_PORTS];
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2013-08-27 19:12:18 +07:00
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2015-06-26 16:02:09 +07:00
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/* GPIO Desc for CRC based Panel control */
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struct gpio_desc *gpio_panel;
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2013-08-27 19:12:18 +07:00
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struct intel_connector *attached_connector;
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2014-11-14 21:54:22 +07:00
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/* bit mask of ports being driven */
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u16 ports;
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2013-08-27 19:12:18 +07:00
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/* if true, use HS mode, otherwise LP */
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bool hs;
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/* virtual channel */
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int channel;
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2014-04-14 12:48:24 +07:00
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/* Video mode or command mode */
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u16 operation_mode;
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2013-08-27 19:12:18 +07:00
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/* number of DSI lanes */
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unsigned int lane_count;
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2016-03-16 17:21:40 +07:00
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/*
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* video mode pixel format
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*
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* XXX: consolidate on .format in struct mipi_dsi_device.
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*/
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enum mipi_dsi_pixel_format pixel_format;
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2013-08-27 19:12:18 +07:00
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/* video mode format for MIPI_VIDEO_MODE_FORMAT register */
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u32 video_mode_format;
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/* eot for MIPI_EOT_DISABLE register */
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2014-04-09 15:29:33 +07:00
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u8 eotp_pkt;
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u8 clock_stop;
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2013-12-10 13:45:00 +07:00
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2014-04-09 15:29:33 +07:00
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u8 escape_clk_div;
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2014-12-05 15:39:28 +07:00
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u8 dual_link;
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2016-04-26 20:14:25 +07:00
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u16 dcs_backlight_ports;
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2016-04-26 20:14:26 +07:00
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u16 dcs_cabc_ports;
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2016-04-26 20:14:25 +07:00
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2018-10-15 21:27:59 +07:00
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/* RGB or BGR */
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bool bgr_enabled;
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2014-12-05 15:43:41 +07:00
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u8 pixel_overlap;
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2013-12-10 13:45:00 +07:00
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u32 port_bits;
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u32 bw_timer;
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u32 dphy_reg;
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2018-10-15 21:27:54 +07:00
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/* data lanes dphy timing */
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u32 dphy_data_lane_reg;
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2013-12-10 13:45:00 +07:00
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u32 video_frmt_cfg_bits;
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u16 lp_byte_clk;
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/* timeouts in byte clocks */
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u16 lp_rx_timeout;
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u16 turn_arnd_val;
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u16 rst_timer_val;
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u16 hs_to_lp_count;
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u16 clk_lp_to_hs_count;
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u16 clk_hs_to_lp_count;
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2014-04-14 12:48:25 +07:00
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u16 init_count;
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2014-07-30 22:04:57 +07:00
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u32 pclk;
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u16 burst_mode_ratio;
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2014-04-14 12:48:26 +07:00
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/* all delays in ms */
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u16 backlight_off_delay;
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u16 backlight_on_delay;
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u16 panel_on_delay;
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u16 panel_off_delay;
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u16 panel_pwr_cycle_delay;
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2013-08-27 19:12:18 +07:00
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};
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2015-01-16 19:27:23 +07:00
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struct intel_dsi_host {
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struct mipi_dsi_host base;
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struct intel_dsi *intel_dsi;
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enum port port;
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/* our little hack */
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struct mipi_dsi_device *device;
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};
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static inline struct intel_dsi_host *to_intel_dsi_host(struct mipi_dsi_host *h)
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{
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return container_of(h, struct intel_dsi_host, base);
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}
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2016-03-16 02:51:09 +07:00
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#define for_each_dsi_port(__port, __ports_mask) for_each_port_masked(__port, __ports_mask)
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2014-11-14 21:54:21 +07:00
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2013-08-27 19:12:18 +07:00
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static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder)
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{
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return container_of(encoder, struct intel_dsi, base.base);
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}
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2018-10-15 21:27:53 +07:00
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static inline bool is_vid_mode(struct intel_dsi *intel_dsi)
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{
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return intel_dsi->operation_mode == INTEL_DSI_VIDEO_MODE;
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}
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static inline bool is_cmd_mode(struct intel_dsi *intel_dsi)
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{
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return intel_dsi->operation_mode == INTEL_DSI_COMMAND_MODE;
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}
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2018-10-15 21:27:50 +07:00
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/* intel_dsi.c */
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int intel_dsi_bitrate(const struct intel_dsi *intel_dsi);
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2018-10-15 21:27:52 +07:00
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int intel_dsi_tlpx_ns(const struct intel_dsi *intel_dsi);
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2018-10-15 21:27:50 +07:00
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2018-07-05 20:25:07 +07:00
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/* vlv_dsi.c */
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2018-07-05 20:25:08 +07:00
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void vlv_dsi_wait_for_fifo_empty(struct intel_dsi *intel_dsi, enum port port);
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2017-03-06 21:31:30 +07:00
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enum mipi_dsi_pixel_format pixel_format_from_register_bits(u32 fmt);
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2017-02-28 16:26:16 +07:00
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2018-07-05 20:25:07 +07:00
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/* vlv_dsi_pll.c */
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2018-07-05 20:25:08 +07:00
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int vlv_dsi_pll_compute(struct intel_encoder *encoder,
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struct intel_crtc_state *config);
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void vlv_dsi_pll_enable(struct intel_encoder *encoder,
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const struct intel_crtc_state *config);
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void vlv_dsi_pll_disable(struct intel_encoder *encoder);
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u32 vlv_dsi_get_pclk(struct intel_encoder *encoder, int pipe_bpp,
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struct intel_crtc_state *config);
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void vlv_dsi_reset_clocks(struct intel_encoder *encoder, enum port port);
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bool bxt_dsi_pll_is_enabled(struct drm_i915_private *dev_priv);
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int bxt_dsi_pll_compute(struct intel_encoder *encoder,
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struct intel_crtc_state *config);
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void bxt_dsi_pll_enable(struct intel_encoder *encoder,
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const struct intel_crtc_state *config);
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void bxt_dsi_pll_disable(struct intel_encoder *encoder);
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u32 bxt_dsi_get_pclk(struct intel_encoder *encoder, int pipe_bpp,
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struct intel_crtc_state *config);
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void bxt_dsi_reset_clocks(struct intel_encoder *encoder, enum port port);
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2013-08-28 03:40:56 +07:00
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2017-03-06 21:31:30 +07:00
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/* intel_dsi_vbt.c */
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2017-03-06 21:31:26 +07:00
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bool intel_dsi_vbt_init(struct intel_dsi *intel_dsi, u16 panel_id);
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int intel_dsi_vbt_get_modes(struct intel_dsi *intel_dsi);
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2017-03-06 21:31:27 +07:00
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void intel_dsi_vbt_exec_sequence(struct intel_dsi *intel_dsi,
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enum mipi_seq seq_id);
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2018-10-15 21:27:53 +07:00
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void intel_dsi_msleep(struct intel_dsi *intel_dsi, int msec);
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2014-05-23 23:05:27 +07:00
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2013-08-27 19:12:18 +07:00
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#endif /* _INTEL_DSI_H */
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