1/* SPDX-License-Identifier: GPL-2.0-only */
2/**************************************************************************
3 * Copyright (c) 2007-2011, Intel Corporation.
4 * All Rights Reserved.
5 *
6 **************************************************************************/
7
8struct psb_intel_mode_device;
9
10/* MID device specific descriptors */
11
12struct oaktrail_timing_info {
13	u16 pixel_clock;
14	u8 hactive_lo;
15	u8 hblank_lo;
16	u8 hblank_hi:4;
17	u8 hactive_hi:4;
18	u8 vactive_lo;
19	u8 vblank_lo;
20	u8 vblank_hi:4;
21	u8 vactive_hi:4;
22	u8 hsync_offset_lo;
23	u8 hsync_pulse_width_lo;
24	u8 vsync_pulse_width_lo:4;
25	u8 vsync_offset_lo:4;
26	u8 vsync_pulse_width_hi:2;
27	u8 vsync_offset_hi:2;
28	u8 hsync_pulse_width_hi:2;
29	u8 hsync_offset_hi:2;
30	u8 width_mm_lo;
31	u8 height_mm_lo;
32	u8 height_mm_hi:4;
33	u8 width_mm_hi:4;
34	u8 hborder;
35	u8 vborder;
36	u8 unknown0:1;
37	u8 hsync_positive:1;
38	u8 vsync_positive:1;
39	u8 separate_sync:2;
40	u8 stereo:1;
41	u8 unknown6:1;
42	u8 interlaced:1;
43} __packed;
44
45struct gct_r10_timing_info {
46	u16 pixel_clock;
47	u32 hactive_lo:8;
48	u32 hactive_hi:4;
49	u32 hblank_lo:8;
50	u32 hblank_hi:4;
51	u32 hsync_offset_lo:8;
52	u16 hsync_offset_hi:2;
53	u16 hsync_pulse_width_lo:8;
54	u16 hsync_pulse_width_hi:2;
55	u16 hsync_positive:1;
56	u16 rsvd_1:3;
57	u8  vactive_lo:8;
58	u16 vactive_hi:4;
59	u16 vblank_lo:8;
60	u16 vblank_hi:4;
61	u16 vsync_offset_lo:4;
62	u16 vsync_offset_hi:2;
63	u16 vsync_pulse_width_lo:4;
64	u16 vsync_pulse_width_hi:2;
65	u16 vsync_positive:1;
66	u16 rsvd_2:3;
67} __packed;
68
69struct oaktrail_panel_descriptor_v1 {
70	u32 Panel_Port_Control; /* 1 dword, Register 0x61180 if LVDS */
71				/* 0x61190 if MIPI */
72	u32 Panel_Power_On_Sequencing;/*1 dword,Register 0x61208,*/
73	u32 Panel_Power_Off_Sequencing;/*1 dword,Register 0x6120C,*/
74	u32 Panel_Power_Cycle_Delay_and_Reference_Divisor;/* 1 dword */
75						/* Register 0x61210 */
76	struct oaktrail_timing_info DTD;/*18 bytes, Standard definition */
77	u16 Panel_Backlight_Inverter_Descriptor;/* 16 bits, as follows */
78				/* Bit 0, Frequency, 15 bits,0 - 32767Hz */
79			/* Bit 15, Polarity, 1 bit, 0: Normal, 1: Inverted */
80	u16 Panel_MIPI_Display_Descriptor;
81			/*16 bits, Defined as follows: */
82			/* if MIPI, 0x0000 if LVDS */
83			/* Bit 0, Type, 2 bits, */
84			/* 0: Type-1, */
85			/* 1: Type-2, */
86			/* 2: Type-3, */
87			/* 3: Type-4 */
88			/* Bit 2, Pixel Format, 4 bits */
89			/* Bit0: 16bpp (not supported in LNC), */
90			/* Bit1: 18bpp loosely packed, */
91			/* Bit2: 18bpp packed, */
92			/* Bit3: 24bpp */
93			/* Bit 6, Reserved, 2 bits, 00b */
94			/* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
95			/* Bit 14, Reserved, 2 bits, 00b */
96} __packed;
97
98struct oaktrail_panel_descriptor_v2 {
99	u32 Panel_Port_Control; /* 1 dword, Register 0x61180 if LVDS */
100				/* 0x61190 if MIPI */
101	u32 Panel_Power_On_Sequencing;/*1 dword,Register 0x61208,*/
102	u32 Panel_Power_Off_Sequencing;/*1 dword,Register 0x6120C,*/
103	u8 Panel_Power_Cycle_Delay_and_Reference_Divisor;/* 1 byte */
104						/* Register 0x61210 */
105	struct oaktrail_timing_info DTD;/*18 bytes, Standard definition */
106	u16 Panel_Backlight_Inverter_Descriptor;/*16 bits, as follows*/
107				/*Bit 0, Frequency, 16 bits, 0 - 32767Hz*/
108	u8 Panel_Initial_Brightness;/* [7:0] 0 - 100% */
109			/*Bit 7, Polarity, 1 bit,0: Normal, 1: Inverted*/
110	u16 Panel_MIPI_Display_Descriptor;
111			/*16 bits, Defined as follows: */
112			/* if MIPI, 0x0000 if LVDS */
113			/* Bit 0, Type, 2 bits, */
114			/* 0: Type-1, */
115			/* 1: Type-2, */
116			/* 2: Type-3, */
117			/* 3: Type-4 */
118			/* Bit 2, Pixel Format, 4 bits */
119			/* Bit0: 16bpp (not supported in LNC), */
120			/* Bit1: 18bpp loosely packed, */
121			/* Bit2: 18bpp packed, */
122			/* Bit3: 24bpp */
123			/* Bit 6, Reserved, 2 bits, 00b */
124			/* Bit 8, Minimum Supported Frame Rate, 6 bits, 0 - 63Hz */
125			/* Bit 14, Reserved, 2 bits, 00b */
126} __packed;
127
128union oaktrail_panel_rx {
129	struct {
130		u16 NumberOfLanes:2; /*Num of Lanes, 2 bits,0 = 1 lane,*/
131			/* 1 = 2 lanes, 2 = 3 lanes, 3 = 4 lanes. */
132		u16 MaxLaneFreq:3; /* 0: 100MHz, 1: 200MHz, 2: 300MHz, */
133		/*3: 400MHz, 4: 500MHz, 5: 600MHz, 6: 700MHz, 7: 800MHz.*/
134		u16 SupportedVideoTransferMode:2; /*0: Non-burst only */
135					/* 1: Burst and non-burst */
136					/* 2/3: Reserved */
137		u16 HSClkBehavior:1; /*0: Continuous, 1: Non-continuous*/
138		u16 DuoDisplaySupport:1; /*1 bit,0: No, 1: Yes*/
139		u16 ECC_ChecksumCapabilities:1;/*1 bit,0: No, 1: Yes*/
140		u16 BidirectionalCommunication:1;/*1 bit,0: No, 1: Yes */
141		u16 Rsvd:5;/*5 bits,00000b */
142	} panelrx;
143	u16 panel_receiver;
144} __packed;
145
146struct gct_r0 {
147	union { /*8 bits,Defined as follows: */
148		struct {
149			u8 PanelType:4; /*4 bits, Bit field for panels*/
150					/* 0 - 3: 0 = LVDS, 1 = MIPI*/
151					/*2 bits,Specifies which of the*/
152			u8 BootPanelIndex:2;
153					/* 4 panels to use by default*/
154			u8 BootMIPI_DSI_RxIndex:2;/*Specifies which of*/
155					/* the 4 MIPI DSI receivers to use*/
156		} PD;
157		u8 PanelDescriptor;
158	};
159	struct oaktrail_panel_descriptor_v1 panel[4];/*panel descrs,38 bytes each*/
160	union oaktrail_panel_rx panelrx[4]; /* panel receivers*/
161} __packed;
162
163struct gct_r1 {
164	union { /*8 bits,Defined as follows: */
165		struct {
166			u8 PanelType:4; /*4 bits, Bit field for panels*/
167					/* 0 - 3: 0 = LVDS, 1 = MIPI*/
168					/*2 bits,Specifies which of the*/
169			u8 BootPanelIndex:2;
170					/* 4 panels to use by default*/
171			u8 BootMIPI_DSI_RxIndex:2;/*Specifies which of*/
172					/* the 4 MIPI DSI receivers to use*/
173		} PD;
174		u8 PanelDescriptor;
175	};
176	struct oaktrail_panel_descriptor_v2 panel[4];/*panel descrs,38 bytes each*/
177	union oaktrail_panel_rx panelrx[4]; /* panel receivers*/
178} __packed;
179
180struct gct_r10 {
181	struct gct_r10_timing_info DTD;
182	u16 Panel_MIPI_Display_Descriptor;
183	u16 Panel_MIPI_Receiver_Descriptor;
184	u16 Panel_Backlight_Inverter_Descriptor;
185	u8 Panel_Initial_Brightness;
186	u32 MIPI_Ctlr_Init_ptr;
187	u32 MIPI_Panel_Init_ptr;
188} __packed;
189
190struct oaktrail_gct_data {
191	u8 bpi; /* boot panel index, number of panel used during boot */
192	u8 pt; /* panel type, 4 bit field, 0=lvds, 1=mipi */
193	struct oaktrail_timing_info DTD; /* timing info for the selected panel */
194	u32 Panel_Port_Control;
195	u32 PP_On_Sequencing;/*1 dword,Register 0x61208,*/
196	u32 PP_Off_Sequencing;/*1 dword,Register 0x6120C,*/
197	u32 PP_Cycle_Delay;
198	u16 Panel_Backlight_Inverter_Descriptor;
199	u16 Panel_MIPI_Display_Descriptor;
200} __packed;
201
202#define MODE_SETTING_IN_CRTC		0x1
203#define MODE_SETTING_IN_ENCODER		0x2
204#define MODE_SETTING_ON_GOING		0x3
205#define MODE_SETTING_IN_DSR		0x4
206#define MODE_SETTING_ENCODER_DONE	0x8
207
208/*
209 *	Moorestown HDMI interfaces
210 */
211
212struct oaktrail_hdmi_dev {
213	struct pci_dev *dev;
214	void __iomem *regs;
215	unsigned int mmio, mmio_len;
216	int dpms_mode;
217	struct hdmi_i2c_dev *i2c_dev;
218
219	/* register state */
220	u32 saveDPLL_CTRL;
221	u32 saveDPLL_DIV_CTRL;
222	u32 saveDPLL_ADJUST;
223	u32 saveDPLL_UPDATE;
224	u32 saveDPLL_CLK_ENABLE;
225	u32 savePCH_HTOTAL_B;
226	u32 savePCH_HBLANK_B;
227	u32 savePCH_HSYNC_B;
228	u32 savePCH_VTOTAL_B;
229	u32 savePCH_VBLANK_B;
230	u32 savePCH_VSYNC_B;
231	u32 savePCH_PIPEBCONF;
232	u32 savePCH_PIPEBSRC;
233};
234
235extern void oaktrail_hdmi_setup(struct drm_device *dev);
236extern void oaktrail_hdmi_teardown(struct drm_device *dev);
237extern int  oaktrail_hdmi_i2c_init(struct pci_dev *dev);
238extern void oaktrail_hdmi_i2c_exit(struct pci_dev *dev);
239extern void oaktrail_hdmi_save(struct drm_device *dev);
240extern void oaktrail_hdmi_restore(struct drm_device *dev);
241extern void oaktrail_hdmi_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev);
242extern int oaktrail_crtc_hdmi_mode_set(struct drm_crtc *crtc, struct drm_display_mode *mode,
243						struct drm_display_mode *adjusted_mode, int x, int y,
244						struct drm_framebuffer *old_fb);
245extern void oaktrail_crtc_hdmi_dpms(struct drm_crtc *crtc, int mode);
246
247
248