Jani Nikula | f5e11b0 | 2013-08-27 15:12:18 +0300 | [diff] [blame] | 1 | /* |
| 2 | * Copyright © 2013 Intel Corporation |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | #ifndef _INTEL_DSI_H |
| 25 | #define _INTEL_DSI_H |
| 26 | |
| 27 | #include <drm/drmP.h> |
| 28 | #include <drm/drm_crtc.h> |
| 29 | #include "intel_drv.h" |
| 30 | |
| 31 | struct intel_dsi_device { |
| 32 | unsigned int panel_id; |
| 33 | const char *name; |
Jani Nikula | f5e11b0 | 2013-08-27 15:12:18 +0300 | [diff] [blame] | 34 | const struct intel_dsi_dev_ops *dev_ops; |
| 35 | void *dev_priv; |
| 36 | }; |
| 37 | |
| 38 | struct intel_dsi_dev_ops { |
| 39 | bool (*init)(struct intel_dsi_device *dsi); |
| 40 | |
Shobhit Kumar | b9f5e07 | 2013-12-10 12:14:54 +0530 | [diff] [blame] | 41 | void (*panel_reset)(struct intel_dsi_device *dsi); |
| 42 | |
Shobhit Kumar | 1dbd7cb | 2013-12-11 17:52:05 +0530 | [diff] [blame] | 43 | void (*disable_panel_power)(struct intel_dsi_device *dsi); |
| 44 | |
Shobhit Kumar | b9f5e07 | 2013-12-10 12:14:54 +0530 | [diff] [blame] | 45 | /* one time programmable commands if needed */ |
| 46 | void (*send_otp_cmds)(struct intel_dsi_device *dsi); |
| 47 | |
Jani Nikula | f5e11b0 | 2013-08-27 15:12:18 +0300 | [diff] [blame] | 48 | /* This callback must be able to assume DSI commands can be sent */ |
| 49 | void (*enable)(struct intel_dsi_device *dsi); |
| 50 | |
| 51 | /* This callback must be able to assume DSI commands can be sent */ |
| 52 | void (*disable)(struct intel_dsi_device *dsi); |
| 53 | |
| 54 | int (*mode_valid)(struct intel_dsi_device *dsi, |
| 55 | struct drm_display_mode *mode); |
| 56 | |
| 57 | bool (*mode_fixup)(struct intel_dsi_device *dsi, |
| 58 | const struct drm_display_mode *mode, |
| 59 | struct drm_display_mode *adjusted_mode); |
| 60 | |
| 61 | void (*mode_set)(struct intel_dsi_device *dsi, |
| 62 | struct drm_display_mode *mode, |
| 63 | struct drm_display_mode *adjusted_mode); |
| 64 | |
| 65 | enum drm_connector_status (*detect)(struct intel_dsi_device *dsi); |
| 66 | |
| 67 | bool (*get_hw_state)(struct intel_dsi_device *dev); |
| 68 | |
| 69 | struct drm_display_mode *(*get_modes)(struct intel_dsi_device *dsi); |
| 70 | |
| 71 | void (*destroy) (struct intel_dsi_device *dsi); |
| 72 | }; |
| 73 | |
| 74 | struct intel_dsi { |
| 75 | struct intel_encoder base; |
| 76 | |
| 77 | struct intel_dsi_device dev; |
| 78 | |
| 79 | struct intel_connector *attached_connector; |
| 80 | |
| 81 | /* if true, use HS mode, otherwise LP */ |
| 82 | bool hs; |
| 83 | |
| 84 | /* virtual channel */ |
| 85 | int channel; |
| 86 | |
Shobhit Kumar | dfba2e2 | 2014-04-14 11:18:24 +0530 | [diff] [blame] | 87 | /* Video mode or command mode */ |
| 88 | u16 operation_mode; |
| 89 | |
Jani Nikula | f5e11b0 | 2013-08-27 15:12:18 +0300 | [diff] [blame] | 90 | /* number of DSI lanes */ |
| 91 | unsigned int lane_count; |
| 92 | |
| 93 | /* video mode pixel format for MIPI_DSI_FUNC_PRG register */ |
| 94 | u32 pixel_format; |
| 95 | |
| 96 | /* video mode format for MIPI_VIDEO_MODE_FORMAT register */ |
| 97 | u32 video_mode_format; |
| 98 | |
| 99 | /* eot for MIPI_EOT_DISABLE register */ |
Shobhit Kumar | f1c79f1 | 2014-04-09 13:59:33 +0530 | [diff] [blame] | 100 | u8 eotp_pkt; |
| 101 | u8 clock_stop; |
Shobhit Kumar | f6da284 | 2013-12-10 12:15:00 +0530 | [diff] [blame] | 102 | |
Shobhit Kumar | f1c79f1 | 2014-04-09 13:59:33 +0530 | [diff] [blame] | 103 | u8 escape_clk_div; |
Shobhit Kumar | f6da284 | 2013-12-10 12:15:00 +0530 | [diff] [blame] | 104 | u32 port_bits; |
| 105 | u32 bw_timer; |
| 106 | u32 dphy_reg; |
| 107 | u32 video_frmt_cfg_bits; |
| 108 | u16 lp_byte_clk; |
| 109 | |
| 110 | /* timeouts in byte clocks */ |
| 111 | u16 lp_rx_timeout; |
| 112 | u16 turn_arnd_val; |
| 113 | u16 rst_timer_val; |
| 114 | u16 hs_to_lp_count; |
| 115 | u16 clk_lp_to_hs_count; |
| 116 | u16 clk_hs_to_lp_count; |
Shobhit Kumar | cf4dbd2 | 2014-04-14 11:18:25 +0530 | [diff] [blame] | 117 | |
| 118 | u16 init_count; |
Shobhit Kumar | 7f0c860 | 2014-07-30 20:34:57 +0530 | [diff] [blame] | 119 | u32 pclk; |
| 120 | u16 burst_mode_ratio; |
Shobhit Kumar | df38e65 | 2014-04-14 11:18:26 +0530 | [diff] [blame] | 121 | |
| 122 | /* all delays in ms */ |
| 123 | u16 backlight_off_delay; |
| 124 | u16 backlight_on_delay; |
| 125 | u16 panel_on_delay; |
| 126 | u16 panel_off_delay; |
| 127 | u16 panel_pwr_cycle_delay; |
Jani Nikula | f5e11b0 | 2013-08-27 15:12:18 +0300 | [diff] [blame] | 128 | }; |
| 129 | |
| 130 | static inline struct intel_dsi *enc_to_intel_dsi(struct drm_encoder *encoder) |
| 131 | { |
| 132 | return container_of(encoder, struct intel_dsi, base.base); |
| 133 | } |
| 134 | |
ymohanma | be4fc04 | 2013-08-27 23:40:56 +0300 | [diff] [blame] | 135 | extern void vlv_enable_dsi_pll(struct intel_encoder *encoder); |
| 136 | extern void vlv_disable_dsi_pll(struct intel_encoder *encoder); |
Shobhit Kumar | f573de5 | 2014-07-30 20:32:37 +0530 | [diff] [blame] | 137 | extern u32 vlv_get_dsi_pclk(struct intel_encoder *encoder, int pipe_bpp); |
ymohanma | be4fc04 | 2013-08-27 23:40:56 +0300 | [diff] [blame] | 138 | |
Shobhit Kumar | 2ab8b45 | 2014-05-23 21:35:27 +0530 | [diff] [blame] | 139 | extern struct intel_dsi_dev_ops vbt_generic_dsi_display_ops; |
| 140 | |
Jani Nikula | f5e11b0 | 2013-08-27 15:12:18 +0300 | [diff] [blame] | 141 | #endif /* _INTEL_DSI_H */ |