2 * Copyright © 2013 Intel Corporation
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:
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
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.
28 #include <drm/drm_crtc.h>
29 #include "intel_drv.h"
31 struct intel_dsi_device
{
32 unsigned int panel_id
;
34 const struct intel_dsi_dev_ops
*dev_ops
;
38 struct intel_dsi_dev_ops
{
39 bool (*init
)(struct intel_dsi_device
*dsi
);
41 void (*panel_reset
)(struct intel_dsi_device
*dsi
);
43 void (*disable_panel_power
)(struct intel_dsi_device
*dsi
);
45 /* one time programmable commands if needed */
46 void (*send_otp_cmds
)(struct intel_dsi_device
*dsi
);
48 /* This callback must be able to assume DSI commands can be sent */
49 void (*enable
)(struct intel_dsi_device
*dsi
);
51 /* This callback must be able to assume DSI commands can be sent */
52 void (*disable
)(struct intel_dsi_device
*dsi
);
54 int (*mode_valid
)(struct intel_dsi_device
*dsi
,
55 struct drm_display_mode
*mode
);
57 bool (*mode_fixup
)(struct intel_dsi_device
*dsi
,
58 const struct drm_display_mode
*mode
,
59 struct drm_display_mode
*adjusted_mode
);
61 void (*mode_set
)(struct intel_dsi_device
*dsi
,
62 struct drm_display_mode
*mode
,
63 struct drm_display_mode
*adjusted_mode
);
65 enum drm_connector_status (*detect
)(struct intel_dsi_device
*dsi
);
67 bool (*get_hw_state
)(struct intel_dsi_device
*dev
);
69 struct drm_display_mode
*(*get_modes
)(struct intel_dsi_device
*dsi
);
71 void (*destroy
) (struct intel_dsi_device
*dsi
);
75 struct intel_encoder base
;
77 struct intel_dsi_device dev
;
79 struct intel_connector
*attached_connector
;
81 /* if true, use HS mode, otherwise LP */
87 /* Video mode or command mode */
90 /* number of DSI lanes */
91 unsigned int lane_count
;
93 /* video mode pixel format for MIPI_DSI_FUNC_PRG register */
96 /* video mode format for MIPI_VIDEO_MODE_FORMAT register */
97 u32 video_mode_format
;
99 /* eot for MIPI_EOT_DISABLE register */
107 u32 video_frmt_cfg_bits
;
110 /* timeouts in byte clocks */
115 u16 clk_lp_to_hs_count
;
116 u16 clk_hs_to_lp_count
;
120 u16 burst_mode_ratio
;
122 /* all delays in ms */
123 u16 backlight_off_delay
;
124 u16 backlight_on_delay
;
127 u16 panel_pwr_cycle_delay
;
130 static inline struct intel_dsi
*enc_to_intel_dsi(struct drm_encoder
*encoder
)
132 return container_of(encoder
, struct intel_dsi
, base
.base
);
135 extern void vlv_enable_dsi_pll(struct intel_encoder
*encoder
);
136 extern void vlv_disable_dsi_pll(struct intel_encoder
*encoder
);
137 extern u32
vlv_get_dsi_pclk(struct intel_encoder
*encoder
, int pipe_bpp
);
139 extern struct intel_dsi_dev_ops vbt_generic_dsi_display_ops
;
141 #endif /* _INTEL_DSI_H */