| /* 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_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 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; |
| bool irq_enabled; |
| |
| /* 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; |
| |
| struct psb_intel_opregion opregion; |
| |
| /* 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; |
| |
| 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 */ |
| }; |
| |
| /* modesetting */ |
| extern void psb_modeset_init(struct drm_device *dev); |
| extern void psb_modeset_cleanup(struct drm_device *dev); |
| |
| /* framebuffer */ |
| struct drm_framebuffer *psb_framebuffer_create(struct drm_device *dev, |
| const struct drm_mode_fb_cmd2 *mode_cmd, |
| struct drm_gem_object *obj); |
| |
| /* fbdev */ |
| #if defined(CONFIG_DRM_FBDEV_EMULATION) |
| void psb_fbdev_setup(struct drm_psb_private *dev_priv); |
| #else |
| static inline void psb_fbdev_setup(struct drm_psb_private *dev_priv) |
| { } |
| #endif |
| |
| /* 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 |
