cregit-Linux how code gets into the kernel

Release 4.11 drivers/gpu/drm/gma500/psb_drv.h

/**************************************************************************
 * Copyright (c) 2007-2011, Intel Corporation.
 * All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
 *
 **************************************************************************/

#ifndef _PSB_DRV_H_

#define _PSB_DRV_H_

#include <linux/kref.h>

#include <drm/drmP.h>
#include <drm/drm_global.h>
#include <drm/gma_drm.h>
#include "psb_reg.h"
#include "psb_intel_drv.h"
#include "gma_display.h"
#include "intel_bios.h"
#include "gtt.h"
#include "power.h"
#include "opregion.h"
#include "oaktrail.h"
#include "mmu.h"


#define DRIVER_AUTHOR "Alan Cox <alan@linux.intel.com> and others"

#define DRIVER_LICENSE "GPL"


#define DRIVER_NAME "gma500"

#define DRIVER_DESC "DRM driver for the Intel GMA500, GMA600, GMA3600, GMA3650"

#define DRIVER_DATE "20140314"


#define DRIVER_MAJOR 1

#define DRIVER_MINOR 0

#define DRIVER_PATCHLEVEL 0

/* Append new drm mode definition here, align with libdrm definition */

#define DRM_MODE_SCALE_NO_SCALE   	2

enum {
	
CHIP_PSB_8108 = 0,		/* Poulsbo */
	
CHIP_PSB_8109 = 1,		/* Poulsbo */
	
CHIP_MRST_4100 = 2,		/* Moorestown/Oaktrail */
	
CHIP_MFLD_0130 = 3,		/* Medfield */
};


#define IS_PSB(dev) (((dev)->pdev->device & 0xfffe) == 0x8108)

#define IS_MRST(dev) (((dev)->pdev->device & 0xfff0) == 0x4100)

#define IS_MFLD(dev) (((dev)->pdev->device & 0xfff8) == 0x0130)

#define IS_CDV(dev) (((dev)->pdev->device & 0xfff0) == 0x0be0)

/* Hardware offsets */

#define PSB_VDC_OFFSET		 0x00000000

#define PSB_VDC_SIZE		 0x000080000

#define MRST_MMIO_SIZE		 0x0000C0000

#define MDFLD_MMIO_SIZE          0x000100000

#define PSB_SGX_SIZE		 0x8000

#define PSB_SGX_OFFSET		 0x00040000

#define MRST_SGX_OFFSET		 0x00080000

/* PCI resource identifiers */

#define PSB_MMIO_RESOURCE	 0

#define PSB_AUX_RESOURCE	 0

#define PSB_GATT_RESOURCE	 2

#define PSB_GTT_RESOURCE	 3

/* PCI configuration */

#define PSB_GMCH_CTRL		 0x52

#define PSB_BSM			 0x5C

#define _PSB_GMCH_ENABLED	 0x4

#define PSB_PGETBL_CTL		 0x2020

#define _PSB_PGETBL_ENABLED	 0x00000001

#define PSB_SGX_2D_SLAVE_PORT	 0x4000

#define PSB_LPC_GBA		 0x44

/* TODO: To get rid of */

#define PSB_TT_PRIV0_LIMIT	 (256*1024*1024)

#define PSB_TT_PRIV0_PLIMIT	 (PSB_TT_PRIV0_LIMIT >> PAGE_SHIFT)

/* SGX side MMU definitions (these can probably go) */

/* Flags for external memory type field */

#define PSB_MMU_CACHED_MEMORY	  0x0001	
/* Bind to MMU only */

#define PSB_MMU_RO_MEMORY	  0x0002	
/* MMU RO memory */

#define PSB_MMU_WO_MEMORY	  0x0004	
/* MMU WO memory */

/* PTE's and PDE's */

#define PSB_PDE_MASK		  0x003FFFFF

#define PSB_PDE_SHIFT		  22

#define PSB_PTE_SHIFT		  12

/* Cache control */

#define PSB_PTE_VALID		  0x0001	
/* PTE / PDE valid */

#define PSB_PTE_WO		  0x0002	
/* Write only */

#define PSB_PTE_RO		  0x0004	
/* Read only */

#define PSB_PTE_CACHED		  0x0008	
/* CPU cache coherent */

/* VDC registers and bits */

#define PSB_MSVDX_CLOCKGATING	  0x2064

#define PSB_TOPAZ_CLOCKGATING	  0x2068

#define PSB_HWSTAM		  0x2098

#define PSB_INSTPM		  0x20C0

#define PSB_INT_IDENTITY_R        0x20A4

#define _PSB_IRQ_ASLE		  (1<<0)

#define _MDFLD_PIPEC_EVENT_FLAG   (1<<2)

#define _MDFLD_PIPEC_VBLANK_FLAG  (1<<3)

#define _PSB_DPST_PIPEB_FLAG      (1<<4)

#define _MDFLD_PIPEB_EVENT_FLAG   (1<<4)

#define _PSB_VSYNC_PIPEB_FLAG	  (1<<5)

#define _PSB_DPST_PIPEA_FLAG      (1<<6)

#define _PSB_PIPEA_EVENT_FLAG     (1<<6)

#define _PSB_VSYNC_PIPEA_FLAG	  (1<<7)

#define _MDFLD_MIPIA_FLAG	  (1<<16)

#define _MDFLD_MIPIC_FLAG	  (1<<17)

#define _PSB_IRQ_DISP_HOTSYNC	  (1<<17)

#define _PSB_IRQ_SGX_FLAG	  (1<<18)

#define _PSB_IRQ_MSVDX_FLAG	  (1<<19)

#define _LNC_IRQ_TOPAZ_FLAG	  (1<<20)


#define _PSB_PIPE_EVENT_FLAG	(_PSB_VSYNC_PIPEA_FLAG | \
                                 _PSB_VSYNC_PIPEB_FLAG)

/* This flag includes all the display IRQ bits excepts the vblank irqs. */

#define _MDFLD_DISP_ALL_IRQ_FLAG (_MDFLD_PIPEC_EVENT_FLAG | \
                                  _MDFLD_PIPEB_EVENT_FLAG | \
                                  _PSB_PIPEA_EVENT_FLAG | \
                                  _PSB_VSYNC_PIPEA_FLAG | \
                                  _MDFLD_MIPIA_FLAG | \
                                  _MDFLD_MIPIC_FLAG)

#define PSB_INT_IDENTITY_R	  0x20A4

#define PSB_INT_MASK_R		  0x20A8

#define PSB_INT_ENABLE_R	  0x20A0


#define _PSB_MMU_ER_MASK      0x0001FF00

#define _PSB_MMU_ER_HOST      (1 << 16)

#define GPIOA			0x5010

#define GPIOB			0x5014

#define GPIOC			0x5018

#define GPIOD			0x501c

#define GPIOE			0x5020

#define GPIOF			0x5024

#define GPIOG			0x5028

#define GPIOH			0x502c

#define GPIO_CLOCK_DIR_MASK		(1 << 0)

#define GPIO_CLOCK_DIR_IN		(0 << 1)

#define GPIO_CLOCK_DIR_OUT		(1 << 1)

#define GPIO_CLOCK_VAL_MASK		(1 << 2)

#define GPIO_CLOCK_VAL_OUT		(1 << 3)

#define GPIO_CLOCK_VAL_IN		(1 << 4)

#define GPIO_CLOCK_PULLUP_DISABLE	(1 << 5)

#define GPIO_DATA_DIR_MASK		(1 << 8)

#define GPIO_DATA_DIR_IN		(0 << 9)

#define GPIO_DATA_DIR_OUT		(1 << 9)

#define GPIO_DATA_VAL_MASK		(1 << 10)

#define GPIO_DATA_VAL_OUT		(1 << 11)

#define GPIO_DATA_VAL_IN		(1 << 12)

#define GPIO_DATA_PULLUP_DISABLE	(1 << 13)


#define VCLK_DIVISOR_VGA0   0x6000

#define VCLK_DIVISOR_VGA1   0x6004

#define VCLK_POST_DIV	    0x6010


#define PSB_COMM_2D (PSB_ENGINE_2D << 4)

#define PSB_COMM_3D (PSB_ENGINE_3D << 4)

#define PSB_COMM_TA (PSB_ENGINE_TA << 4)

#define PSB_COMM_HP (PSB_ENGINE_HP << 4)

#define PSB_COMM_USER_IRQ (1024 >> 2)

#define PSB_COMM_USER_IRQ_LOST (PSB_COMM_USER_IRQ + 1)

#define PSB_COMM_FW (2048 >> 2)


#define PSB_UIRQ_VISTEST	       1

#define PSB_UIRQ_OOM_REPLY	       2

#define PSB_UIRQ_FIRE_TA_REPLY	       3

#define PSB_UIRQ_FIRE_RASTER_REPLY     4


#define PSB_2D_SIZE (256*1024*1024)

#define PSB_MAX_RELOC_PAGES 1024


#define PSB_LOW_REG_OFFS 0x0204

#define PSB_HIGH_REG_OFFS 0x0600


#define PSB_NUM_VBLANKS 2



#define PSB_2D_SIZE (256*1024*1024)

#define PSB_MAX_RELOC_PAGES 1024


#define PSB_LOW_REG_OFFS 0x0204

#define PSB_HIGH_REG_OFFS 0x0600


#define PSB_NUM_VBLANKS 2

#define PSB_WATCHDOG_DELAY (HZ * 2)

#define PSB_LID_DELAY (HZ / 10)


#define MDFLD_PNW_B0 0x04

#define MDFLD_PNW_C0 0x08


#define MDFLD_DSR_2D_3D_0 	(1 << 0)

#define MDFLD_DSR_2D_3D_2 	(1 << 1)

#define MDFLD_DSR_CURSOR_0 	(1 << 2)

#define MDFLD_DSR_CURSOR_2	(1 << 3)

#define MDFLD_DSR_OVERLAY_0 	(1 << 4)

#define MDFLD_DSR_OVERLAY_2 	(1 << 5)

#define MDFLD_DSR_MIPI_CONTROL	(1 << 6)

#define MDFLD_DSR_DAMAGE_MASK_0	((1 << 0) | (1 << 2) | (1 << 4))

#define MDFLD_DSR_DAMAGE_MASK_2	((1 << 1) | (1 << 3) | (1 << 5))

#define MDFLD_DSR_2D_3D 	(MDFLD_DSR_2D_3D_0 | MDFLD_DSR_2D_3D_2)


#define MDFLD_DSR_RR		45

#define MDFLD_DPU_ENABLE 	(1 << 31)

#define MDFLD_DSR_FULLSCREEN 	(1 << 30)

#define MDFLD_DSR_DELAY		(HZ / MDFLD_DSR_RR)


#define PSB_PWR_STATE_ON		1

#define PSB_PWR_STATE_OFF		2


#define PSB_PMPOLICY_NOPM		0

#define PSB_PMPOLICY_CLOCKGATING	1

#define PSB_PMPOLICY_POWERDOWN		2


#define PSB_PMSTATE_POWERUP		0

#define PSB_PMSTATE_CLOCKGATED		1

#define PSB_PMSTATE_POWERDOWN		2

#define PSB_PCIx_MSI_ADDR_LOC		0x94

#define PSB_PCIx_MSI_DATA_LOC		0x98

/* Medfield crystal settings */

#define KSEL_CRYSTAL_19 1

#define KSEL_BYPASS_19 5

#define KSEL_BYPASS_25 6

#define KSEL_BYPASS_83_100 7

struct opregion_header;
struct opregion_acpi;
struct opregion_swsci;
struct opregion_asle;


struct psb_intel_opregion {
	
struct opregion_header *header;
	
struct opregion_acpi *acpi;
	
struct opregion_swsci *swsci;
	
struct opregion_asle *asle;
	
void *vbt;
	
u32 __iomem *lid_state;
	
struct work_struct asle_work;
};


struct sdvo_device_mapping {
	
u8 initialized;
	
u8 dvo_port;
	
u8 slave_addr;
	
u8 dvo_wiring;
	
u8 i2c_pin;
	
u8 i2c_speed;
	
u8 ddc_pin;
};


struct intel_gmbus {
	
struct i2c_adapter adapter;
	
struct i2c_adapter *force_bit;
	
u32 reg0;
};

/* Register offset maps */

struct psb_offset {
	
u32	fp0;
	
u32	fp1;
	
u32	cntr;
	
u32	conf;
	
u32	src;
	
u32	dpll;
	
u32	dpll_md;
	
u32	htotal;
	
u32	hblank;
	
u32	hsync;
	
u32	vtotal;
	
u32	vblank;
	
u32	vsync;
	
u32	stride;
	
u32	size;
	
u32	pos;
	
u32	surf;
	
u32	addr;
	
u32	base;
	
u32	status;
	
u32	linoff;
	
u32	tileoff;
	
u32	palette;
};

/*
 *      Register save state. This is used to hold the context when the
 *      device is powered off. In the case of Oaktrail this can (but does not
 *      yet) include screen blank. Operations occuring during the save
 *      update the register cache instead.
 */

/* Common status for pipes */

struct psb_pipe {
	
u32	fp0;
	
u32	fp1;
	
u32	cntr;
	
u32	conf;
	
u32	src;
	
u32	dpll;
	
u32	dpll_md;
	
u32	htotal;
	
u32	hblank;
	
u32	hsync;
	
u32	vtotal;
	
u32	vblank;
	
u32	vsync;
	
u32	stride;
	
u32	size;
	
u32	pos;
	
u32	base;
	
u32	surf;
	
u32	addr;
	
u32	status;
	
u32	linoff;
	
u32	tileoff;
	
u32	palette[256];
};


struct psb_state {
	
uint32_t saveVCLK_DIVISOR_VGA0;
	
uint32_t saveVCLK_DIVISOR_VGA1;
	
uint32_t saveVCLK_POST_DIV;
	
uint32_t saveVGACNTRL;
	
uint32_t saveADPA;
	
uint32_t saveLVDS;
	
uint32_t saveDVOA;
	
uint32_t saveDVOB;
	
uint32_t saveDVOC;
	
uint32_t savePP_ON;
	
uint32_t savePP_OFF;
	
uint32_t savePP_CONTROL;
	
uint32_t savePP_CYCLE;
	
uint32_t savePFIT_CONTROL;
	
uint32_t saveCLOCKGATING;
	
uint32_t saveDSPARB;
	
uint32_t savePFIT_AUTO_RATIOS;
	
uint32_t savePFIT_PGM_RATIOS;
	
uint32_t savePP_ON_DELAYS;
	
uint32_t savePP_OFF_DELAYS;
	
uint32_t savePP_DIVISOR;
	
uint32_t saveBCLRPAT_A;
	
uint32_t saveBCLRPAT_B;
	
uint32_t savePERF_MODE;
	
uint32_t saveDSPFW1;
	
uint32_t saveDSPFW2;
	
uint32_t saveDSPFW3;
	
uint32_t saveDSPFW4;
	
uint32_t saveDSPFW5;
	
uint32_t saveDSPFW6;
	
uint32_t saveCHICKENBIT;
	
uint32_t saveDSPACURSOR_CTRL;
	
uint32_t saveDSPBCURSOR_CTRL;
	
uint32_t saveDSPACURSOR_BASE;
	
uint32_t saveDSPBCURSOR_BASE;
	
uint32_t saveDSPACURSOR_POS;
	
uint32_t saveDSPBCURSOR_POS;
	
uint32_t saveOV_OVADD;
	
uint32_t saveOV_OGAMC0;
	
uint32_t saveOV_OGAMC1;
	
uint32_t saveOV_OGAMC2;
	
uint32_t saveOV_OGAMC3;
	
uint32_t saveOV_OGAMC4;
	
uint32_t saveOV_OGAMC5;
	
uint32_t saveOVC_OVADD;
	
uint32_t saveOVC_OGAMC0;
	
uint32_t saveOVC_OGAMC1;
	
uint32_t saveOVC_OGAMC2;
	
uint32_t saveOVC_OGAMC3;
	
uint32_t saveOVC_OGAMC4;
	
uint32_t saveOVC_OGAMC5;

	/* DPST register save */
	
uint32_t saveHISTOGRAM_INT_CONTROL_REG;
	
uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
	
uint32_t savePWM_CONTROL_LOGIC;
};


struct medfield_state {
	
uint32_t saveMIPI;
	
uint32_t saveMIPI_C;

	
uint32_t savePFIT_CONTROL;
	
uint32_t savePFIT_PGM_RATIOS;
	
uint32_t saveHDMIPHYMISCCTL;
	
uint32_t saveHDMIB_CONTROL;
};


struct cdv_state {
	
uint32_t saveDSPCLK_GATE_D;
	
uint32_t saveRAMCLK_GATE_D;
	
uint32_t saveDSPARB;
	
uint32_t saveDSPFW[6];
	
uint32_t saveADPA;
	
uint32_t savePP_CONTROL;
	
uint32_t savePFIT_PGM_RATIOS;
	
uint32_t saveLVDS;
	
uint32_t savePFIT_CONTROL;
	
uint32_t savePP_ON_DELAYS;
	
uint32_t savePP_OFF_DELAYS;
	
uint32_t savePP_CYCLE;
	
uint32_t saveVGACNTRL;
	
uint32_t saveIER;
	
uint32_t saveIMR;
	
u8	 saveLBB;
};


struct psb_save_area {
	
struct psb_pipe pipe[3];
	
uint32_t saveBSM;
	
uint32_t saveVBT;
	union {
	        
struct psb_state psb;
		
struct medfield_state mdfld;
		
struct cdv_state cdv;
	};
	
uint32_t saveBLC_PWM_CTL2;
	
uint32_t saveBLC_PWM_CTL;
};

struct psb_ops;


#define PSB_NUM_PIPE		3


struct drm_psb_private {
	
struct drm_device *dev;
	
struct pci_dev *aux_pdev; /* Currently only used by mrst */
	
struct pci_dev *lpc_pdev; /* Currently only used by mrst */
	
const struct psb_ops *ops;
	
const struct psb_offset *regmap;
	
	
struct child_device_config *child_dev;
	
int child_dev_num;

	
struct psb_gtt gtt;

	/* GTT Memory manager */
	
struct psb_gtt_mm *gtt_mm;
	
struct page *scratch_page;
	
u32 __iomem *gtt_map;
	
uint32_t stolen_base;
	
u8 __iomem *vram_addr;
	
unsigned long vram_stolen_size;
	
int gtt_initialized;
	
u16 gmch_ctrl;		/* Saved GTT setup */
	
u32 pge_ctl;

	
struct mutex gtt_mutex;
	
struct resource *gtt_mem;	/* Our PCI resource */

	
struct mutex mmap_mutex;

	
struct psb_mmu_driver *mmu;
	
struct psb_mmu_pd *pf_pd;

	/* Register base */
	
uint8_t __iomem *sgx_reg;
	
uint8_t __iomem *vdc_reg;
	
uint8_t __iomem *aux_reg; /* Auxillary vdc pipe regs */
	
uint16_t lpc_gpio_base;
	
uint32_t gatt_free_offset;

	/* Fencing / irq */
	
uint32_t vdc_irq_mask;
	
uint32_t pipestat[PSB_NUM_PIPE];

	
spinlock_t irqmask_lock;

	/* Power */
	
bool suspended;
	
bool display_power;
	
int display_count;

	/* Modesetting */
	
struct psb_intel_mode_device mode_dev;
	
bool modeset;	/* true if we have done the mode_device setup */

	
struct drm_crtc *plane_to_crtc_mapping[PSB_NUM_PIPE];
	
struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE];
	
uint32_t num_pipe;

	/* OSPM info (Power management base) (TODO: can go ?) */
	
uint32_t ospm_base;

	/* Sizes info */
	
u32 fuse_reg_value;
	
u32 video_device_fuse;

	/* PCI revision ID for B0:D2:F0 */
	
uint8_t platform_rev_id;

	/* gmbus */
	
struct intel_gmbus *gmbus;
	
uint8_t __iomem *gmbus_reg;

	/* Used by SDVO */
	
int crt_ddc_pin;
	/* FIXME: The mappings should be parsed from bios but for now we can
                  pretend there are no mappings available */
	
struct sdvo_device_mapping sdvo_mappings[2];
	
u32 hotplug_supported_mask;
	
struct drm_property *broadcast_rgb_property;
	
struct drm_property *force_audio_property;

	/* LVDS info */
	
int backlight_duty_cycle;	/* restore backlight to this value */
	
bool panel_wants_dither;
	
struct drm_display_mode *panel_fixed_mode;
	
struct drm_display_mode *lfp_lvds_vbt_mode;
	
struct drm_display_mode *sdvo_lvds_vbt_mode;

	
struct bdb_lvds_backlight *lvds_bl; /* LVDS backlight info from VBT */
	
struct psb_intel_i2c_chan *lvds_i2c_bus; /* FIXME: Remove this? */

	/* Feature bits from the VBIOS */
	
unsigned int int_tv_support:1;
	
unsigned int lvds_dither:1;
	
unsigned int lvds_vbt:1;
	
unsigned int int_crt_support:1;
	
unsigned int lvds_use_ssc:1;
	
int lvds_ssc_freq;
	
bool is_lvds_on;
	
bool is_mipi_on;
	
u32 mipi_ctrl_display;

	
unsigned int core_freq;
	
uint32_t iLVDS_enable;

	/* Runtime PM state */
	
int rpm_enabled;

	/* MID specific */
	
bool has_gct;
	
struct oaktrail_gct_data gct_data;

	/* Oaktrail HDMI state */
	
struct oaktrail_hdmi_dev *hdmi_priv;
	
	/* Register state */
	
struct psb_save_area regs;

	/* MSI reg save */
	
uint32_t msi_addr;
	
uint32_t msi_data;

	/* Hotplug handling */
	
struct work_struct hotplug_work;

	/* LID-Switch */
	
spinlock_t lid_lock;
	
struct timer_list lid_timer;
	
struct psb_intel_opregion opregion;
	
u32 lid_last_state;

	/* Watchdog */
	
uint32_t apm_reg;
	
uint16_t apm_base;

	/*
         * Used for modifying backlight from
         * xrandr -- consider removing and using HAL instead
         */
	
struct backlight_device *backlight_device;
	
struct drm_property *backlight_property;
	
bool backlight_enabled;
	
int backlight_level;
	
uint32_t blc_adj1;
	
uint32_t blc_adj2;

	
void *fbdev;

	/* 2D acceleration */
	
spinlock_t lock_2d;

	/* Panel brightness */
	
int brightness;
	
int brightness_adjusted;

	
bool dsr_enable;
	
u32 dsr_fb_update;
	
bool dpi_panel_on[3];
	
void *dsi_configs[2];
	
u32 bpp;
	
u32 bpp2;

	
u32 pipeconf[3];
	
u32 dspcntr[3];

	
int mdfld_panel_id;

	
bool dplla_96mhz;	/* DPLL data from the VBT */

	struct {
		
int rate;
		
int lanes;
		
int preemphasis;
		
int vswing;

		
bool initialized;
		
bool support;
		
int bpp;
		
struct edp_power_seq pps;
	} 
edp;
	
uint8_t panel_type;
};


/* Operations for each board type */

struct psb_ops {
	
const char *name;
	
unsigned int accel_2d:1;
	
int pipes;		/* Number of output pipes */
	
int crtcs;		/* Number of CRTCs */
	
int sgx_offset;		/* Base offset of SGX device */
	
int hdmi_mask;		/* Mask of HDMI CRTCs */
	
int lvds_mask;		/* Mask of LVDS CRTCs */
	
int sdvo_mask;		/* Mask of SDVO CRTCs */
	
int cursor_needs_phys;  /* If cursor base reg need physical address */

	/* Sub functions */
	
struct drm_crtc_helper_funcs const *crtc_helper;
	
struct drm_crtc_funcs const *crtc_funcs;
	
const struct gma_clock_funcs *clock_funcs;

	/* Setup hooks */
	
int (*chip_setup)(struct drm_device *dev);
	
void (*chip_teardown)(struct drm_device *dev);
	/* Optional helper caller after modeset */
	
void (*errata)(struct drm_device *dev);

	/* Display management hooks */
	
int (*output_init)(struct drm_device *dev);
	
int (*hotplug)(struct drm_device *dev);
	
void (*hotplug_enable)(struct drm_device *dev, bool on);
	/* Power management hooks */
	
void (*init_pm)(struct drm_device *dev);
	
int (*save_regs)(struct drm_device *dev);
	
int (*restore_regs)(struct drm_device *dev);
	
void (*save_crtc)(struct drm_crtc *crtc);
	
void (*restore_crtc)(struct drm_crtc *crtc);
	
int (*power_up)(struct drm_device *dev);
	
int (*power_down)(struct drm_device *dev);
	
void (*update_wm)(struct drm_device *dev, struct drm_crtc *crtc);
	
void (*disable_sr)(struct drm_device *dev);

	
void (*lvds_bl_power)(struct drm_device *dev, bool on);
#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
	/* Backlight */
	
int (*backlight_init)(struct drm_device *dev);
#endif
	
int i2c_bus;		/* I2C bus identifier for Moorestown */
};



extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int);
extern int drm_pick_crtcs(struct drm_device *dev);


static inline struct drm_psb_private *psb_priv(struct drm_device *dev) { return (struct drm_psb_private *) dev->dev_private; }

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Alan Cox24100.00%1100.00%
Total24100.00%1100.00%

/* psb_irq.c */ extern irqreturn_t psb_irq_handler(int irq, void *arg); extern int psb_irq_enable_dpst(struct drm_device *dev); extern int psb_irq_disable_dpst(struct drm_device *dev); extern void psb_irq_preinstall(struct drm_device *dev); extern int psb_irq_postinstall(struct drm_device *dev); extern void psb_irq_uninstall(struct drm_device *dev); extern void psb_irq_turn_on_dpst(struct drm_device *dev); extern void psb_irq_turn_off_dpst(struct drm_device *dev); extern void psb_irq_uninstall_islands(struct drm_device *dev, int hw_islands); extern int psb_vblank_wait2(struct drm_device *dev, unsigned int *sequence); extern int psb_vblank_wait(struct drm_device *dev, unsigned int *sequence); extern int psb_enable_vblank(struct drm_device *dev, unsigned int pipe); extern void psb_disable_vblank(struct drm_device *dev, unsigned int pipe); void psb_enable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask); void psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask); extern u32 psb_get_vblank_counter(struct drm_device *dev, unsigned int pipe); /* framebuffer.c */ extern int psbfb_probed(struct drm_device *dev); extern int psbfb_remove(struct drm_device *dev, struct drm_framebuffer *fb); /* accel_2d.c */ extern void psbfb_copyarea(struct fb_info *info, const struct fb_copyarea *region); extern int psbfb_sync(struct fb_info *info); extern void psb_spank(struct drm_psb_private *dev_priv); /* psb_reset.c */ extern void psb_lid_timer_init(struct drm_psb_private *dev_priv); extern void psb_lid_timer_takedown(struct drm_psb_private *dev_priv); extern void psb_print_pagefault(struct drm_psb_private *dev_priv); /* modesetting */ extern void psb_modeset_init(struct drm_device *dev); extern void psb_modeset_cleanup(struct drm_device *dev); extern int psb_fbdev_init(struct drm_device *dev); /* backlight.c */ int gma_backlight_init(struct drm_device *dev); void gma_backlight_exit(struct drm_device *dev); void gma_backlight_disable(struct drm_device *dev); void gma_backlight_enable(struct drm_device *dev); void gma_backlight_set(struct drm_device *dev, int v); /* oaktrail_crtc.c */ extern const struct drm_crtc_helper_funcs oaktrail_helper_funcs; /* oaktrail_lvds.c */ extern void oaktrail_lvds_init(struct drm_device *dev, struct psb_intel_mode_device *mode_dev); /* psb_intel_display.c */ extern const struct drm_crtc_helper_funcs psb_intel_helper_funcs; extern const struct drm_crtc_funcs psb_intel_crtc_funcs; /* psb_intel_lvds.c */ extern const struct drm_connector_helper_funcs psb_intel_lvds_connector_helper_funcs; extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs; /* gem.c */ extern void psb_gem_free_object(struct drm_gem_object *obj); extern int psb_gem_get_aperture(struct drm_device *dev, void *data, struct drm_file *file); extern int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); extern int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev, uint32_t handle, uint64_t *offset); extern int psb_gem_fault(struct vm_fault *vmf); /* psb_device.c */ extern const struct psb_ops psb_chip_ops; /* oaktrail_device.c */ extern const struct psb_ops oaktrail_chip_ops; /* mdlfd_device.c */ extern const struct psb_ops mdfld_chip_ops; /* cdv_device.c */ extern const struct psb_ops cdv_chip_ops; /* Debug print bits setting */ #define PSB_D_GENERAL (1 << 0) #define PSB_D_INIT (1 << 1) #define PSB_D_IRQ (1 << 2) #define PSB_D_ENTRY (1 << 3) /* debug the get H/V BP/FP count */ #define PSB_D_HV (1 << 4) #define PSB_D_DBI_BF (1 << 5) #define PSB_D_PM (1 << 6) #define PSB_D_RENDER (1 << 7) #define PSB_D_REG (1 << 8) #define PSB_D_MSVDX (1 << 9) #define PSB_D_TOPAZ (1 << 10) extern int drm_idle_check_interval; /* Utilities */
static inline u32 MRST_MSG_READ32(uint port, uint offset) { int mcr = (0xD0<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); return ret_val; }

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Alan Cox78100.00%1100.00%
Total78100.00%1100.00%


static inline void MRST_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0xE0<<24) | (port << 16) | (offset << 8) | 0xF0; struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); }

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Alan Cox74100.00%1100.00%
Total74100.00%1100.00%


static inline u32 MDFLD_MSG_READ32(uint port, uint offset) { int mcr = (0x10<<24) | (port << 16) | (offset << 8); uint32_t ret_val = 0; struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); pci_write_config_dword(pci_root, 0xD0, mcr); pci_read_config_dword(pci_root, 0xD4, &ret_val); pci_dev_put(pci_root); return ret_val; }

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Alan Cox78100.00%1100.00%
Total78100.00%1100.00%


static inline void MDFLD_MSG_WRITE32(uint port, uint offset, u32 value) { int mcr = (0x11<<24) | (port << 16) | (offset << 8) | 0xF0; struct pci_dev *pci_root = pci_get_bus_and_slot(0, 0); pci_write_config_dword(pci_root, 0xD4, value); pci_write_config_dword(pci_root, 0xD0, mcr); pci_dev_put(pci_root); }

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PersonTokensPropCommitsCommitProp
Alan Cox74100.00%1100.00%
Total74100.00%1100.00%


static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg) { struct drm_psb_private *dev_priv = dev->dev_private; return ioread32(dev_priv->vdc_reg + reg); }

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PersonTokensPropCommitsCommitProp
Alan Cox34100.00%1100.00%
Total34100.00%1100.00%


static inline uint32_t REGISTER_READ_AUX(struct drm_device *dev, uint32_t reg) { struct drm_psb_private *dev_priv = dev->dev_private; return ioread32(dev_priv->aux_reg + reg); }

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Patrik Jakobsson34100.00%1100.00%
Total34100.00%1100.00%

#define REG_READ(reg) REGISTER_READ(dev, (reg)) #define REG_READ_AUX(reg) REGISTER_READ_AUX(dev, (reg)) /* Useful for post reads */
static inline uint32_t REGISTER_READ_WITH_AUX(struct drm_device *dev, uint32_t reg, int aux) { uint32_t val; if (aux) val = REG_READ_AUX(reg); else val = REG_READ(reg); return val; }

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PersonTokensPropCommitsCommitProp
Patrik Jakobsson43100.00%1100.00%
Total43100.00%1100.00%

#define REG_READ_WITH_AUX(reg, aux) REGISTER_READ_WITH_AUX(dev, (reg), (aux))
static inline void REGISTER_WRITE(struct drm_device *dev, uint32_t reg, uint32_t val) { struct drm_psb_private *dev_priv = dev->dev_private; iowrite32((val), dev_priv->vdc_reg + (reg)); }

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PersonTokensPropCommitsCommitProp
Alan Cox42100.00%1100.00%
Total42100.00%1100.00%


static inline void REGISTER_WRITE_AUX(struct drm_device *dev, uint32_t reg, uint32_t val) { struct drm_psb_private *dev_priv = dev->dev_private; iowrite32((val), dev_priv->aux_reg + (reg)); }

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PersonTokensPropCommitsCommitProp
Patrik Jakobsson42100.00%1100.00%
Total42100.00%1100.00%

#define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val)) #define REG_WRITE_AUX(reg, val) REGISTER_WRITE_AUX(dev, (reg), (val))
static inline void REGISTER_WRITE_WITH_AUX(struct drm_device *dev, uint32_t reg, uint32_t val, int aux) { if (aux) REG_WRITE_AUX(reg, val); else REG_WRITE(reg, val); }

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PersonTokensPropCommitsCommitProp
Patrik Jakobsson40100.00%1100.00%
Total40100.00%1100.00%

#define REG_WRITE_WITH_AUX(reg, val, aux) REGISTER_WRITE_WITH_AUX(dev, (reg), (val), (aux))
static inline void REGISTER_WRITE16(struct drm_device *dev, uint32_t reg, uint32_t val) { struct drm_psb_private *dev_priv = dev->dev_private; iowrite16((val), dev_priv->vdc_reg + (reg)); }

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PersonTokensPropCommitsCommitProp
Alan Cox42100.00%1100.00%
Total42100.00%1100.00%

#define REG_WRITE16(reg, val) REGISTER_WRITE16(dev, (reg), (val))
static inline void REGISTER_WRITE8(struct drm_device *dev, uint32_t reg, uint32_t val) { struct drm_psb_private *dev_priv = dev->dev_private; iowrite8((val), dev_priv->vdc_reg + (reg)); }

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PersonTokensPropCommitsCommitProp
Alan Cox42100.00%1100.00%
Total42100.00%1100.00%

#define REG_WRITE8(reg, val) REGISTER_WRITE8(dev, (reg), (val)) #define PSB_WVDC32(_val, _offs) iowrite32(_val, dev_priv->vdc_reg + (_offs)) #define PSB_RVDC32(_offs) ioread32(dev_priv->vdc_reg + (_offs)) /* #define TRAP_SGX_PM_FAULT 1 */ #ifdef TRAP_SGX_PM_FAULT #define PSB_RSGX32(_offs) \ ({ \ if (inl(dev_priv->apm_base + PSB_APM_STS) & 0x3) { \ printk(KERN_ERR \ "access sgx when it's off!! (READ) %s, %d\n", \ __FILE__, __LINE__); \ melay(1000); \ } \ ioread32(dev_priv->sgx_reg + (_offs)); \ }) #else #define PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs)) #endif #define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs)) #define MSVDX_REG_DUMP 0 #define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs)) #define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs)) #endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Alan Cox280082.09%1430.43%
Patrik Jakobsson3319.70%1532.61%
Kirill A. Shutemov872.55%510.87%
Yakui Zhao702.05%12.17%
Arthur Borsboom621.82%24.35%
Daniel Vetter371.08%48.70%
Jan Nikitenko130.38%12.17%
Thierry Reding60.18%12.17%
Ville Syrjälä30.09%12.17%
Linus Torvalds10.03%12.17%
David Howells10.03%12.17%
Total3411100.00%46100.00%
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