diff options
Diffstat (limited to 'drivers/gpu/drm/gma500/psb_drv.h')
| -rw-r--r-- | drivers/gpu/drm/gma500/psb_drv.h | 269 |
1 files changed, 103 insertions, 166 deletions
diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h index 4535ac7708f..55ebe2bd88d 100644 --- a/drivers/gpu/drm/gma500/psb_drv.h +++ b/drivers/gpu/drm/gma500/psb_drv.h @@ -33,6 +33,18 @@ #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 @@ -44,26 +56,12 @@ enum { CHIP_MFLD_0130 = 3, /* Medfield */ }; -#define IS_PSB(dev) (((dev)->pci_device & 0xfffe) == 0x8108) -#define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100) -#define IS_MFLD(dev) (((dev)->pci_device & 0xfff8) == 0x0130) -#define IS_CDV(dev) (((dev)->pci_device & 0xfff0) == 0x0be0) - -/* - * Driver definitions - */ - -#define DRIVER_NAME "gma500" -#define DRIVER_DESC "DRM driver for the Intel GMA500" - -#define PSB_DRM_DRIVER_DATE "2011-06-06" -#define PSB_DRM_DRIVER_MAJOR 1 -#define PSB_DRM_DRIVER_MINOR 0 -#define PSB_DRM_DRIVER_PATCHLEVEL 0 +#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 - */ +/* Hardware offsets */ #define PSB_VDC_OFFSET 0x00000000 #define PSB_VDC_SIZE 0x000080000 #define MRST_MMIO_SIZE 0x0000C0000 @@ -71,15 +69,14 @@ enum { #define PSB_SGX_SIZE 0x8000 #define PSB_SGX_OFFSET 0x00040000 #define MRST_SGX_OFFSET 0x00080000 -/* - * PCI resource identifiers - */ + +/* 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 - */ + +/* PCI configuration */ #define PSB_GMCH_CTRL 0x52 #define PSB_BSM 0x5C #define _PSB_GMCH_ENABLED 0x4 @@ -87,37 +84,29 @@ enum { #define _PSB_PGETBL_ENABLED 0x00000001 #define PSB_SGX_2D_SLAVE_PORT 0x4000 -/* To get rid of */ +/* 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) - */ +/* SGX side MMU definitions (these can probably go) */ -/* - * Flags for external memory type field. - */ +/* 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 - */ + +/* PTE's and PDE's */ #define PSB_PDE_MASK 0x003FFFFF #define PSB_PDE_SHIFT 22 #define PSB_PTE_SHIFT 12 -/* - * Cache control - */ + +/* 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 - */ +/* VDC registers and bits */ #define PSB_MSVDX_CLOCKGATING 0x2064 #define PSB_TOPAZ_CLOCKGATING 0x2068 #define PSB_HWSTAM 0x2098 @@ -211,8 +200,8 @@ enum { #define PSB_HIGH_REG_OFFS 0x0600 #define PSB_NUM_VBLANKS 2 -#define PSB_WATCHDOG_DELAY (DRM_HZ * 2) -#define PSB_LID_DELAY (DRM_HZ / 10) +#define PSB_WATCHDOG_DELAY (HZ * 2) +#define PSB_LID_DELAY (HZ / 10) #define MDFLD_PNW_B0 0x04 #define MDFLD_PNW_C0 0x08 @@ -231,7 +220,7 @@ enum { #define MDFLD_DSR_RR 45 #define MDFLD_DPU_ENABLE (1 << 31) #define MDFLD_DSR_FULLSCREEN (1 << 30) -#define MDFLD_DSR_DELAY (DRM_HZ / MDFLD_DSR_RR) +#define MDFLD_DSR_DELAY (HZ / MDFLD_DSR_RR) #define PSB_PWR_STATE_ON 1 #define PSB_PWR_STATE_OFF 2 @@ -264,6 +253,7 @@ struct psb_intel_opregion { struct opregion_asle *asle; void *vbt; u32 __iomem *lid_state; + struct work_struct asle_work; }; struct sdvo_device_mapping { @@ -282,10 +272,7 @@ struct intel_gmbus { u32 reg0; }; -/* - * Register offset maps - */ - +/* Register offset maps */ struct psb_offset { u32 fp0; u32 fp1; @@ -319,9 +306,7 @@ struct psb_offset { * update the register cache instead. */ -/* - * Common status for pipes. - */ +/* Common status for pipes */ struct psb_pipe { u32 fp0; u32 fp1; @@ -455,6 +440,7 @@ struct psb_ops; struct drm_psb_private { struct drm_device *dev; + struct pci_dev *aux_pdev; /* Currently only used by mrst */ const struct psb_ops *ops; const struct psb_offset *regmap; @@ -480,34 +466,24 @@ struct drm_psb_private { struct psb_mmu_driver *mmu; struct psb_mmu_pd *pf_pd; - /* - * Register base - */ - + /* Register base */ uint8_t __iomem *sgx_reg; uint8_t __iomem *vdc_reg; + uint8_t __iomem *aux_reg; /* Auxillary vdc pipe regs */ uint32_t gatt_free_offset; - /* - * Fencing / irq. - */ - + /* Fencing / irq */ uint32_t vdc_irq_mask; uint32_t pipestat[PSB_NUM_PIPE]; spinlock_t irqmask_lock; - /* - * Power - */ - + /* Power */ bool suspended; bool display_power; int display_count; - /* - * Modesetting - */ + /* Modesetting */ struct psb_intel_mode_device mode_dev; bool modeset; /* true if we have done the mode_device setup */ @@ -515,15 +491,10 @@ struct drm_psb_private { struct drm_crtc *pipe_to_crtc_mapping[PSB_NUM_PIPE]; uint32_t num_pipe; - /* - * OSPM info (Power management base) (can go ?) - */ + /* OSPM info (Power management base) (TODO: can go ?) */ uint32_t ospm_base; - /* - * Sizes info - */ - + /* Sizes info */ u32 fuse_reg_value; u32 video_device_fuse; @@ -532,6 +503,7 @@ struct drm_psb_private { /* gmbus */ struct intel_gmbus *gmbus; + uint8_t __iomem *gmbus_reg; /* Used by SDVO */ int crt_ddc_pin; @@ -542,9 +514,7 @@ struct drm_psb_private { struct drm_property *broadcast_rgb_property; struct drm_property *force_audio_property; - /* - * LVDS info - */ + /* LVDS info */ int backlight_duty_cycle; /* restore backlight to this value */ bool panel_wants_dither; struct drm_display_mode *panel_fixed_mode; @@ -578,34 +548,23 @@ struct drm_psb_private { /* Oaktrail HDMI state */ struct oaktrail_hdmi_dev *hdmi_priv; - /* - * Register state - */ - + /* Register state */ struct psb_save_area regs; /* MSI reg save */ uint32_t msi_addr; uint32_t msi_data; - /* - * Hotplug handling - */ - + /* Hotplug handling */ struct work_struct hotplug_work; - /* - * LID-Switch - */ + /* LID-Switch */ spinlock_t lid_lock; struct timer_list lid_timer; struct psb_intel_opregion opregion; u32 lid_last_state; - /* - * Watchdog - */ - + /* Watchdog */ uint32_t apm_reg; uint16_t apm_base; @@ -625,9 +584,7 @@ struct drm_psb_private { /* 2D acceleration */ spinlock_t lock_2d; - /* - * Panel brightness - */ + /* Panel brightness */ int brightness; int brightness_adjusted; @@ -660,10 +617,7 @@ struct drm_psb_private { }; -/* - * Operations for each board type - */ - +/* Operations for each board type */ struct psb_ops { const char *name; unsigned int accel_2d:1; @@ -672,6 +626,7 @@ struct psb_ops { 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 */ @@ -708,8 +663,6 @@ struct psb_ops { -struct psb_mmu_driver; - extern int drm_crtc_probe_output_modes(struct drm_device *dev, int, int); extern int drm_pick_crtcs(struct drm_device *dev); @@ -718,53 +671,8 @@ static inline struct drm_psb_private *psb_priv(struct drm_device *dev) return (struct drm_psb_private *) dev->dev_private; } -/* - * MMU stuff. - */ - -extern struct psb_mmu_driver *psb_mmu_driver_init(uint8_t __iomem * registers, - int trap_pagefaults, - int invalid_type, - struct drm_psb_private *dev_priv); -extern void psb_mmu_driver_takedown(struct psb_mmu_driver *driver); -extern struct psb_mmu_pd *psb_mmu_get_default_pd(struct psb_mmu_driver - *driver); -extern void psb_mmu_mirror_gtt(struct psb_mmu_pd *pd, uint32_t mmu_offset, - uint32_t gtt_start, uint32_t gtt_pages); -extern struct psb_mmu_pd *psb_mmu_alloc_pd(struct psb_mmu_driver *driver, - int trap_pagefaults, - int invalid_type); -extern void psb_mmu_free_pagedir(struct psb_mmu_pd *pd); -extern void psb_mmu_flush(struct psb_mmu_driver *driver, int rc_prot); -extern void psb_mmu_remove_pfn_sequence(struct psb_mmu_pd *pd, - unsigned long address, - uint32_t num_pages); -extern int psb_mmu_insert_pfn_sequence(struct psb_mmu_pd *pd, - uint32_t start_pfn, - unsigned long address, - uint32_t num_pages, int type); -extern int psb_mmu_virtual_to_pfn(struct psb_mmu_pd *pd, uint32_t virtual, - unsigned long *pfn); - -/* - * Enable / disable MMU for different requestors. - */ - - -extern void psb_mmu_set_pd_context(struct psb_mmu_pd *pd, int hw_context); -extern int psb_mmu_insert_pages(struct psb_mmu_pd *pd, struct page **pages, - unsigned long address, uint32_t num_pages, - uint32_t desired_tile_stride, - uint32_t hw_tile_stride, int type); -extern void psb_mmu_remove_pages(struct psb_mmu_pd *pd, - unsigned long address, uint32_t num_pages, - uint32_t desired_tile_stride, - uint32_t hw_tile_stride); -/* - *psb_irq.c - */ - -extern irqreturn_t psb_irq_handler(DRM_IRQ_ARGS); +/* 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); @@ -786,24 +694,17 @@ psb_disable_pipestat(struct drm_psb_private *dev_priv, int pipe, u32 mask); extern u32 psb_get_vblank_counter(struct drm_device *dev, int crtc); -/* - * framebuffer.c - */ +/* 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 - */ +/* 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 - */ - +/* 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); @@ -837,7 +738,6 @@ extern const struct drm_connector_helper_funcs extern const struct drm_connector_funcs psb_intel_lvds_connector_funcs; /* gem.c */ -extern int psb_gem_init_object(struct drm_gem_object *obj); 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); @@ -863,9 +763,7 @@ extern const struct psb_ops mdfld_chip_ops; /* cdv_device.c */ extern const struct psb_ops cdv_chip_ops; -/* - * Debug print bits setting - */ +/* Debug print bits setting */ #define PSB_D_GENERAL (1 << 0) #define PSB_D_INIT (1 << 1) #define PSB_D_IRQ (1 << 2) @@ -881,10 +779,7 @@ extern const struct psb_ops cdv_chip_ops; extern int drm_idle_check_interval; -/* - * Utilities - */ - +/* Utilities */ static inline u32 MRST_MSG_READ32(uint port, uint offset) { int mcr = (0xD0<<24) | (port << 16) | (offset << 8); @@ -928,16 +823,58 @@ static inline uint32_t REGISTER_READ(struct drm_device *dev, uint32_t reg) 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 = dev->dev_private; + 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) + uint32_t val) { struct drm_psb_private *dev_priv = dev->dev_private; 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 = dev->dev_private; + 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) |