/* * Copyright 2012 Red Hat Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * */ /* * Authors: Dave Airlie */ #ifndef __AST_DRV_H__ #define __AST_DRV_H__ #include #include #include #include #include #include #include #include #include #include #define DRIVER_AUTHOR "Dave Airlie" #define DRIVER_NAME "ast" #define DRIVER_DESC "AST" #define DRIVER_DATE "20120228" #define DRIVER_MAJOR 0 #define DRIVER_MINOR 1 #define DRIVER_PATCHLEVEL 0 #define PCI_CHIP_AST2000 0x2000 #define PCI_CHIP_AST2100 0x2010 enum ast_chip { AST2000, AST2100, AST1100, AST2200, AST2150, AST2300, AST2400, AST2500, AST2600, }; enum ast_tx_chip { AST_TX_NONE, AST_TX_SIL164, AST_TX_ITE66121, AST_TX_DP501, }; #define AST_DRAM_512Mx16 0 #define AST_DRAM_1Gx16 1 #define AST_DRAM_512Mx32 2 #define AST_DRAM_1Gx32 3 #define AST_DRAM_2Gx16 6 #define AST_DRAM_4Gx16 7 #define AST_DRAM_8Gx16 8 /* * Cursor plane */ #define AST_MAX_HWC_WIDTH 64 #define AST_MAX_HWC_HEIGHT 64 #define AST_HWC_SIZE (AST_MAX_HWC_WIDTH * AST_MAX_HWC_HEIGHT * 2) #define AST_HWC_SIGNATURE_SIZE 32 #define AST_DEFAULT_HWC_NUM 2 /* define for signature structure */ #define AST_HWC_SIGNATURE_CHECKSUM 0x00 #define AST_HWC_SIGNATURE_SizeX 0x04 #define AST_HWC_SIGNATURE_SizeY 0x08 #define AST_HWC_SIGNATURE_X 0x0C #define AST_HWC_SIGNATURE_Y 0x10 #define AST_HWC_SIGNATURE_HOTSPOTX 0x14 #define AST_HWC_SIGNATURE_HOTSPOTY 0x18 struct ast_cursor_plane { struct drm_plane base; struct { struct drm_gem_vram_object *gbo; struct dma_buf_map map; u64 off; } hwc[AST_DEFAULT_HWC_NUM]; unsigned int next_hwc_index; }; static inline struct ast_cursor_plane * to_ast_cursor_plane(struct drm_plane *plane) { return container_of(plane, struct ast_cursor_plane, base); } /* * Connector with i2c channel */ struct ast_i2c_chan { struct i2c_adapter adapter; struct drm_device *dev; struct i2c_algo_bit_data bit; }; struct ast_connector { struct drm_connector base; struct ast_i2c_chan *i2c; }; static inline struct ast_connector * to_ast_connector(struct drm_connector *connector) { return container_of(connector, struct ast_connector, base); } /* * Device */ struct ast_private { struct drm_device base; void __iomem *regs; void __iomem *ioregs; void __iomem *dp501_fw_buf; enum ast_chip chip; bool vga2_clone; uint32_t dram_bus_width; uint32_t dram_type; uint32_t mclk; struct drm_plane primary_plane; struct ast_cursor_plane cursor_plane; struct drm_crtc crtc; struct drm_encoder encoder; struct ast_connector connector; bool support_wide_screen; enum { ast_use_p2a, ast_use_dt, ast_use_defaults } config_mode; enum ast_tx_chip tx_chip_type; u8 dp501_maxclk; u8 *dp501_fw_addr; const struct firmware *dp501_fw; /* dp501 fw */ }; static inline struct ast_private *to_ast_private(struct drm_device *dev) { return container_of(dev, struct ast_private, base); } struct ast_private *ast_device_create(const struct drm_driver *drv, struct pci_dev *pdev, unsigned long flags); #define AST_IO_AR_PORT_WRITE (0x40) #define AST_IO_MISC_PORT_WRITE (0x42) #define AST_IO_VGA_ENABLE_PORT (0x43) #define AST_IO_SEQ_PORT (0x44) #define AST_IO_DAC_INDEX_READ (0x47) #define AST_IO_DAC_INDEX_WRITE (0x48) #define AST_IO_DAC_DATA (0x49) #define AST_IO_GR_PORT (0x4E) #define AST_IO_CRTC_PORT (0x54) #define AST_IO_INPUT_STATUS1_READ (0x5A) #define AST_IO_MISC_PORT_READ (0x4C) #define AST_IO_MM_OFFSET (0x380) #define AST_IO_VGAIR1_VREFRESH BIT(3) #define AST_IO_VGACRCB_HWC_ENABLED BIT(1) #define AST_IO_VGACRCB_HWC_16BPP BIT(0) /* set: ARGB4444, cleared: 2bpp palette */ #define __ast_read(x) \ static inline u##x ast_read##x(struct ast_private *ast, u32 reg) { \ u##x val = 0;\ val = ioread##x(ast->regs + reg); \ return val;\ } __ast_read(8); __ast_read(16); __ast_read(32) #define __ast_io_read(x) \ static inline u##x ast_io_read##x(struct ast_private *ast, u32 reg) { \ u##x val = 0;\ val = ioread##x(ast->ioregs + reg); \ return val;\ } __ast_io_read(8); __ast_io_read(16); __ast_io_read(32); #define __ast_write(x) \ static inline void ast_write##x(struct ast_private *ast, u32 reg, u##x val) {\ iowrite##x(val, ast->regs + reg);\ } __ast_write(8); __ast_write(16); __ast_write(32); #define __ast_io_write(x) \ static inline void ast_io_write##x(struct ast_private *ast, u32 reg, u##x val) {\ iowrite##x(val, ast->ioregs + reg);\ } __ast_io_write(8); __ast_io_write(16); #undef __ast_io_write static inline void ast_set_index_reg(struct ast_private *ast, uint32_t base, uint8_t index, uint8_t val) { ast_io_write16(ast, base, ((u16)val << 8) | index); } void ast_set_index_reg_mask(struct ast_private *ast, uint32_t base, uint8_t index, uint8_t mask, uint8_t val); uint8_t ast_get_index_reg(struct ast_private *ast, uint32_t base, uint8_t index); uint8_t ast_get_index_reg_mask(struct ast_private *ast, uint32_t base, uint8_t index, uint8_t mask); static inline void ast_open_key(struct ast_private *ast) { ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x80, 0xA8); } #define AST_VIDMEM_SIZE_8M 0x00800000 #define AST_VIDMEM_SIZE_16M 0x01000000 #define AST_VIDMEM_SIZE_32M 0x02000000 #define AST_VIDMEM_SIZE_64M 0x04000000 #define AST_VIDMEM_SIZE_128M 0x08000000 #define AST_VIDMEM_DEFAULT_SIZE AST_VIDMEM_SIZE_8M struct ast_vbios_stdtable { u8 misc; u8 seq[4]; u8 crtc[25]; u8 ar[20]; u8 gr[9]; }; struct ast_vbios_enhtable { u32 ht; u32 hde; u32 hfp; u32 hsync; u32 vt; u32 vde; u32 vfp; u32 vsync; u32 dclk_index; u32 flags; u32 refresh_rate; u32 refresh_rate_index; u32 mode_id; }; struct ast_vbios_dclk_info { u8 param1; u8 param2; u8 param3; }; struct ast_vbios_mode_info { const struct ast_vbios_stdtable *std_table; const struct ast_vbios_enhtable *enh_table; }; struct ast_crtc_state { struct drm_crtc_state base; /* Last known format of primary plane */ const struct drm_format_info *format; struct ast_vbios_mode_info vbios_mode_info; }; #define to_ast_crtc_state(state) container_of(state, struct ast_crtc_state, base) int ast_mode_config_init(struct ast_private *ast); #define AST_MM_ALIGN_SHIFT 4 #define AST_MM_ALIGN_MASK ((1 << AST_MM_ALIGN_SHIFT) - 1) #define AST_DP501_FW_VERSION_MASK GENMASK(7, 4) #define AST_DP501_FW_VERSION_1 BIT(4) #define AST_DP501_PNP_CONNECTED BIT(1) #define AST_DP501_DEFAULT_DCLK 65 #define AST_DP501_GBL_VERSION 0xf000 #define AST_DP501_PNPMONITOR 0xf010 #define AST_DP501_LINKRATE 0xf014 #define AST_DP501_EDID_DATA 0xf020 /* Define for Soc scratched reg */ #define AST_VRAM_INIT_STATUS_MASK GENMASK(7, 6) //#define AST_VRAM_INIT_BY_BMC BIT(7) //#define AST_VRAM_INIT_READY BIT(6) int ast_mm_init(struct ast_private *ast); /* ast post */ void ast_enable_vga(struct drm_device *dev); void ast_enable_mmio(struct drm_device *dev); bool ast_is_vga_enabled(struct drm_device *dev); void ast_post_gpu(struct drm_device *dev); u32 ast_mindwm(struct ast_private *ast, u32 r); void ast_moutdwm(struct ast_private *ast, u32 r, u32 v); void ast_patch_ahb_2500(struct ast_private *ast); /* ast dp501 */ void ast_set_dp501_video_output(struct drm_device *dev, u8 mode); bool ast_backup_fw(struct drm_device *dev, u8 *addr, u32 size); bool ast_dp501_read_edid(struct drm_device *dev, u8 *ediddata); u8 ast_get_dp501_max_clk(struct drm_device *dev); void ast_init_3rdtx(struct drm_device *dev); #endif