cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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oaktrail.h (7616B)


      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