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linuxdebug/drivers/gpu/drm/gma500/psb_drv.h

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/* SPDX-License-Identifier: GPL-2.0-only */
/**************************************************************************
* Copyright (c) 2007-2011, Intel Corporation.
* All Rights Reserved.
*
**************************************************************************/
#ifndef _PSB_DRV_H_
#define _PSB_DRV_H_
#include <linux/kref.h>
#include <linux/mm_types.h>
#include <drm/drm_device.h>
#include "gtt.h"
#include "intel_bios.h"
#include "mmu.h"
#include "oaktrail.h"
#include "opregion.h"
#include "power.h"
#include "psb_intel_drv.h"
#include "psb_reg.h"
#define DRIVER_AUTHOR "Alan Cox <alan@linux.intel.com> and others"
#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
#define IS_PSB(drm) ((to_pci_dev((drm)->dev)->device & 0xfffe) == 0x8108)
#define IS_MRST(drm) ((to_pci_dev((drm)->dev)->device & 0xfff0) == 0x4100)
#define IS_CDV(drm) ((to_pci_dev((drm)->dev)->device & 0xfff0) == 0x0be0)
/* Hardware offsets */
#define PSB_VDC_OFFSET 0x00000000
#define PSB_VDC_SIZE 0x000080000
#define MRST_MMIO_SIZE 0x0000C0000
#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 _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)
#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 PSB_MAX_BRIGHTNESS 100
#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 drm_fb_helper;
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 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 cdv_state cdv;
};
uint32_t saveBLC_PWM_CTL2;
uint32_t saveBLC_PWM_CTL;
};
struct psb_ops;
#define PSB_NUM_PIPE 3
struct intel_scu_ipc_dev;
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;
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 pm_initialized;
/* 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 gma_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;
bool lvds_enabled_in_vbt;
u32 mipi_ctrl_display;
unsigned int core_freq;
uint32_t iLVDS_enable;
/* MID specific */
bool use_msi;
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;
/* 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 intel_scu_ipc_dev *scu;
struct backlight_device *backlight_device;
struct drm_property *backlight_property;
bool backlight_enabled;
int backlight_level;
uint32_t blc_adj1;
uint32_t blc_adj2;
struct drm_fb_helper *fb_helper;
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];
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;
};
static inline struct drm_psb_private *to_drm_psb_private(struct drm_device *dev)
{
return container_of(dev, struct drm_psb_private, dev);
}
/* Operations for each board type */
struct psb_ops {
const char *name;
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;
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);
/* Backlight */
int (*backlight_init)(struct drm_device *dev);
void (*backlight_set)(struct drm_device *dev, int level);
int (*backlight_get)(struct drm_device *dev);
const char *backlight_name;
int i2c_bus; /* I2C bus identifier for Moorestown */
};
/* psb_lid.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);
/* 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;
/* 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 int psb_gem_dumb_create(struct drm_file *file, struct drm_device *dev,
struct drm_mode_create_dumb *args);
/* psb_device.c */
extern const struct psb_ops psb_chip_ops;
/* oaktrail_device.c */
extern const struct psb_ops oaktrail_chip_ops;
/* cdv_device.c */
extern const struct psb_ops cdv_chip_ops;
/* Utilities */
static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg)
{
struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
return ioread32(dev_priv->vdc_reg + reg);
}
static inline uint32_t REGISTER_READ_AUX(struct drm_device *dev, uint32_t reg)
{
struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
return ioread32(dev_priv->aux_reg + reg);
}
#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;
}
#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 = to_drm_psb_private(dev);
iowrite32((val), dev_priv->vdc_reg + (reg));
}
static inline void REGISTER_WRITE_AUX(struct drm_device *dev, uint32_t reg,
uint32_t val)
{
struct drm_psb_private *dev_priv = to_drm_psb_private(dev);
iowrite32((val), dev_priv->aux_reg + (reg));
}
#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);
}
#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 = to_drm_psb_private(dev);
iowrite16((val), dev_priv->vdc_reg + (reg));
}
#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 = to_drm_psb_private(dev);
iowrite8((val), dev_priv->vdc_reg + (reg));
}
#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 PSB_RSGX32(_offs) ioread32(dev_priv->sgx_reg + (_offs))
#define PSB_WSGX32(_val, _offs) iowrite32(_val, dev_priv->sgx_reg + (_offs))
#define PSB_WMSVDX32(_val, _offs) iowrite32(_val, dev_priv->msvdx_reg + (_offs))
#define PSB_RMSVDX32(_offs) ioread32(dev_priv->msvdx_reg + (_offs))
#endif
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