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-rw-r--r--drivers/gpu/drm/gma500/psb_drv.h956
1 files changed, 956 insertions, 0 deletions
diff --git a/drivers/gpu/drm/gma500/psb_drv.h b/drivers/gpu/drm/gma500/psb_drv.h
new file mode 100644
index 00000000000..eb1568a0da9
--- /dev/null
+++ b/drivers/gpu/drm/gma500/psb_drv.h
@@ -0,0 +1,956 @@
+/**************************************************************************
+ * 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_global.h"
+#include "gem_glue.h"
+#include "gma_drm.h"
+#include "psb_reg.h"
+#include "psb_intel_drv.h"
+#include "gtt.h"
+#include "power.h"
+#include "oaktrail.h"
+
+/* 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)->pci_device & 0xfffe) == 0x8108)
+#define IS_MRST(dev) (((dev)->pci_device & 0xfffc) == 0x4100)
+#define IS_MFLD(dev) (((dev)->pci_device & 0xfff8) == 0x0130)
+
+/*
+ * 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
+
+/*
+ * 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_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
+
+/* 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 _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_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 (DRM_HZ * 2)
+#define PSB_LID_DELAY (DRM_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 (DRM_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;
+ int enabled;
+};
+
+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;
+};
+
+struct psb_ops;
+
+#define PSB_NUM_PIPE 3
+
+struct drm_psb_private {
+ struct drm_device *dev;
+ const struct psb_ops *ops;
+
+ struct psb_gtt gtt;
+
+ /* GTT Memory manager */
+ struct psb_gtt_mm *gtt_mm;
+ struct page *scratch_page;
+ u32 *gtt_map;
+ uint32_t stolen_base;
+ void *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 psb_mmu_driver *mmu;
+ struct psb_mmu_pd *pf_pd;
+
+ /*
+ * Register base
+ */
+
+ uint8_t *sgx_reg;
+ uint8_t *vdc_reg;
+ 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;
+
+ 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) (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;
+
+ /* 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 */
+ struct oaktrail_vbt vbt_data;
+ struct oaktrail_gct_data gct_data;
+
+ /* MIPI Panel type etc */
+ int panel_id;
+ bool dual_mipi; /* dual display - DPI & DBI */
+ bool dpi_panel_on; /* The DPI panel power is on */
+ bool dpi_panel_on2; /* The DPI panel power is on */
+ bool dbi_panel_on; /* The DBI panel power is on */
+ bool dbi_panel_on2; /* The DBI panel power is on */
+ u32 dsr_fb_update; /* DSR FB update counter */
+
+ /* Moorestown HDMI state */
+ struct oaktrail_hdmi_dev *hdmi_priv;
+
+ /* Moorestown pipe config register value cache */
+ uint32_t pipeconf;
+ uint32_t pipeconf1;
+ uint32_t pipeconf2;
+
+ /* Moorestown plane control register value cache */
+ uint32_t dspcntr;
+ uint32_t dspcntr1;
+ uint32_t dspcntr2;
+
+ /* Moorestown MM backlight cache */
+ uint8_t saveBKLTCNT;
+ uint8_t saveBKLTREQ;
+ uint8_t saveBKLTBRTL;
+
+ /*
+ * Register state
+ */
+ uint32_t saveDSPACNTR;
+ uint32_t saveDSPBCNTR;
+ uint32_t savePIPEACONF;
+ uint32_t savePIPEBCONF;
+ uint32_t savePIPEASRC;
+ uint32_t savePIPEBSRC;
+ uint32_t saveFPA0;
+ uint32_t saveFPA1;
+ uint32_t saveDPLL_A;
+ uint32_t saveDPLL_A_MD;
+ uint32_t saveHTOTAL_A;
+ uint32_t saveHBLANK_A;
+ uint32_t saveHSYNC_A;
+ uint32_t saveVTOTAL_A;
+ uint32_t saveVBLANK_A;
+ uint32_t saveVSYNC_A;
+ uint32_t saveDSPASTRIDE;
+ uint32_t saveDSPASIZE;
+ uint32_t saveDSPAPOS;
+ uint32_t saveDSPABASE;
+ uint32_t saveDSPASURF;
+ uint32_t saveDSPASTATUS;
+ uint32_t saveFPB0;
+ uint32_t saveFPB1;
+ uint32_t saveDPLL_B;
+ uint32_t saveDPLL_B_MD;
+ uint32_t saveHTOTAL_B;
+ uint32_t saveHBLANK_B;
+ uint32_t saveHSYNC_B;
+ uint32_t saveVTOTAL_B;
+ uint32_t saveVBLANK_B;
+ uint32_t saveVSYNC_B;
+ uint32_t saveDSPBSTRIDE;
+ uint32_t saveDSPBSIZE;
+ uint32_t saveDSPBPOS;
+ uint32_t saveDSPBBASE;
+ uint32_t saveDSPBSURF;
+ uint32_t saveDSPBSTATUS;
+ 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 savePaletteA[256];
+ uint32_t savePaletteB[256];
+ uint32_t saveBLC_PWM_CTL2;
+ uint32_t saveBLC_PWM_CTL;
+ uint32_t saveCLOCKGATING;
+ uint32_t saveDSPARB;
+ uint32_t saveDSPATILEOFF;
+ uint32_t saveDSPBTILEOFF;
+ uint32_t saveDSPAADDR;
+ uint32_t saveDSPBADDR;
+ 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 saveBSM;
+ uint32_t saveVBT;
+ uint32_t saveBCLRPAT_A;
+ uint32_t saveBCLRPAT_B;
+ uint32_t saveDSPALINOFF;
+ uint32_t saveDSPBLINOFF;
+ 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 save_palette_a[256];
+ uint32_t save_palette_b[256];
+ 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;
+
+ /* MSI reg save */
+ uint32_t msi_addr;
+ uint32_t msi_data;
+
+ /* Medfield specific register save state */
+ uint32_t saveHDMIPHYMISCCTL;
+ uint32_t saveHDMIB_CONTROL;
+ uint32_t saveDSPCCNTR;
+ uint32_t savePIPECCONF;
+ uint32_t savePIPECSRC;
+ uint32_t saveHTOTAL_C;
+ uint32_t saveHBLANK_C;
+ uint32_t saveHSYNC_C;
+ uint32_t saveVTOTAL_C;
+ uint32_t saveVBLANK_C;
+ uint32_t saveVSYNC_C;
+ uint32_t saveDSPCSTRIDE;
+ uint32_t saveDSPCSIZE;
+ uint32_t saveDSPCPOS;
+ uint32_t saveDSPCSURF;
+ uint32_t saveDSPCSTATUS;
+ uint32_t saveDSPCLINOFF;
+ uint32_t saveDSPCTILEOFF;
+ uint32_t saveDSPCCURSOR_CTRL;
+ uint32_t saveDSPCCURSOR_BASE;
+ uint32_t saveDSPCCURSOR_POS;
+ uint32_t save_palette_c[256];
+ uint32_t saveOV_OVADD_C;
+ uint32_t saveOV_OGAMC0_C;
+ uint32_t saveOV_OGAMC1_C;
+ uint32_t saveOV_OGAMC2_C;
+ uint32_t saveOV_OGAMC3_C;
+ uint32_t saveOV_OGAMC4_C;
+ uint32_t saveOV_OGAMC5_C;
+
+ /* DSI register save */
+ uint32_t saveDEVICE_READY_REG;
+ uint32_t saveINTR_EN_REG;
+ uint32_t saveDSI_FUNC_PRG_REG;
+ uint32_t saveHS_TX_TIMEOUT_REG;
+ uint32_t saveLP_RX_TIMEOUT_REG;
+ uint32_t saveTURN_AROUND_TIMEOUT_REG;
+ uint32_t saveDEVICE_RESET_REG;
+ uint32_t saveDPI_RESOLUTION_REG;
+ uint32_t saveHORIZ_SYNC_PAD_COUNT_REG;
+ uint32_t saveHORIZ_BACK_PORCH_COUNT_REG;
+ uint32_t saveHORIZ_FRONT_PORCH_COUNT_REG;
+ uint32_t saveHORIZ_ACTIVE_AREA_COUNT_REG;
+ uint32_t saveVERT_SYNC_PAD_COUNT_REG;
+ uint32_t saveVERT_BACK_PORCH_COUNT_REG;
+ uint32_t saveVERT_FRONT_PORCH_COUNT_REG;
+ uint32_t saveHIGH_LOW_SWITCH_COUNT_REG;
+ uint32_t saveINIT_COUNT_REG;
+ uint32_t saveMAX_RET_PAK_REG;
+ uint32_t saveVIDEO_FMT_REG;
+ uint32_t saveEOT_DISABLE_REG;
+ uint32_t saveLP_BYTECLK_REG;
+ uint32_t saveHS_LS_DBI_ENABLE_REG;
+ uint32_t saveTXCLKESC_REG;
+ uint32_t saveDPHY_PARAM_REG;
+ uint32_t saveMIPI_CONTROL_REG;
+ uint32_t saveMIPI;
+ uint32_t saveMIPI_C;
+
+ /* DPST register save */
+ uint32_t saveHISTOGRAM_INT_CONTROL_REG;
+ uint32_t saveHISTOGRAM_LOGIC_CONTROL_REG;
+ uint32_t savePWM_CONTROL_LOGIC;
+
+ /*
+ * DSI info.
+ */
+ void * dbi_dsr_info;
+ void * dbi_dpu_info;
+ void * dsi_configs[2];
+ /*
+ * LID-Switch
+ */
+ spinlock_t lid_lock;
+ struct timer_list lid_timer;
+ struct psb_intel_opregion opregion;
+ u32 *lid_state;
+ 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;
+ uint32_t blc_adj1;
+ uint32_t blc_adj2;
+
+ void *fbdev;
+
+ /* 2D acceleration */
+ spinlock_t lock_2d;
+};
+
+
+/*
+ * 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 */
+
+ /* Sub functions */
+ struct drm_crtc_helper_funcs const *crtc_helper;
+ struct drm_crtc_funcs const *crtc_funcs;
+
+ /* Setup hooks */
+ int (*chip_setup)(struct drm_device *dev);
+ void (*chip_teardown)(struct drm_device *dev);
+
+ /* Display management hooks */
+ int (*output_init)(struct drm_device *dev);
+ /* Power management hooks */
+ void (*init_pm)(struct drm_device *dev);
+ int (*save_regs)(struct drm_device *dev);
+ int (*restore_regs)(struct drm_device *dev);
+ int (*power_up)(struct drm_device *dev);
+ int (*power_down)(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 */
+};
+
+
+
+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);
+
+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);
+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, int crtc);
+extern void psb_disable_vblank(struct drm_device *dev, int crtc);
+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, int crtc);
+
+/*
+ * intel_opregion.c
+ */
+extern int gma_intel_opregion_init(struct drm_device *dev);
+extern int gma_intel_opregion_exit(struct drm_device *dev);
+
+/*
+ * 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);
+
+/* 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 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);
+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_destroy(struct drm_file *file, struct drm_device *dev,
+ uint32_t handle);
+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_area_struct *vma, struct vm_fault *vmf);
+extern int psb_gem_create_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file);
+extern int psb_gem_mmap_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file);
+
+/* 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;
+
+/*
+ * 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_psb_no_fb;
+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;
+}
+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);
+}
+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;
+}
+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);
+}
+
+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);
+}
+
+#define REG_READ(reg) REGISTER_READ(dev, (reg))
+
+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));
+}
+
+#define REG_WRITE(reg, val) REGISTER_WRITE(dev, (reg), (val))
+
+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));
+}
+
+#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));
+}
+
+#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