| /* |
| * Copyright (c) Intel Corp. 2007. |
| * All Rights Reserved. |
| * |
| * Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to |
| * develop this driver. |
| * |
| * This file is part of the Vermilion Range fb driver. |
| * The Vermilion Range fb driver is free software; |
| * you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * The Vermilion Range fb driver is distributed |
| * in the hope that 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 driver; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| * |
| * Authors: |
| * Thomas Hellström <thomas-at-tungstengraphics-dot-com> |
| */ |
| |
| #ifndef _VERMILION_H_ |
| #define _VERMILION_H_ |
| |
| #include <linux/kernel.h> |
| #include <linux/pci.h> |
| #include <linux/atomic.h> |
| #include <linux/mutex.h> |
| |
| #define VML_DEVICE_GPU 0x5002 |
| #define VML_DEVICE_VDC 0x5009 |
| |
| #define VML_VRAM_AREAS 3 |
| #define VML_MAX_XRES 1024 |
| #define VML_MAX_YRES 768 |
| #define VML_MAX_XRES_VIRTUAL 1040 |
| |
| /* |
| * Display controller registers: |
| */ |
| |
| /* Display controller 10-bit color representation */ |
| |
| #define VML_R_MASK 0x3FF00000 |
| #define VML_R_SHIFT 20 |
| #define VML_G_MASK 0x000FFC00 |
| #define VML_G_SHIFT 10 |
| #define VML_B_MASK 0x000003FF |
| #define VML_B_SHIFT 0 |
| |
| /* Graphics plane control */ |
| #define VML_DSPCCNTR 0x00072180 |
| #define VML_GFX_ENABLE 0x80000000 |
| #define VML_GFX_GAMMABYPASS 0x40000000 |
| #define VML_GFX_ARGB1555 0x0C000000 |
| #define VML_GFX_RGB0888 0x18000000 |
| #define VML_GFX_ARGB8888 0x1C000000 |
| #define VML_GFX_ALPHACONST 0x02000000 |
| #define VML_GFX_ALPHAMULT 0x01000000 |
| #define VML_GFX_CONST_ALPHA 0x000000FF |
| |
| /* Graphics plane start address. Pixel aligned. */ |
| #define VML_DSPCADDR 0x00072184 |
| |
| /* Graphics plane stride register. */ |
| #define VML_DSPCSTRIDE 0x00072188 |
| |
| /* Graphics plane position register. */ |
| #define VML_DSPCPOS 0x0007218C |
| #define VML_POS_YMASK 0x0FFF0000 |
| #define VML_POS_YSHIFT 16 |
| #define VML_POS_XMASK 0x00000FFF |
| #define VML_POS_XSHIFT 0 |
| |
| /* Graphics plane height and width */ |
| #define VML_DSPCSIZE 0x00072190 |
| #define VML_SIZE_HMASK 0x0FFF0000 |
| #define VML_SIZE_HSHIFT 16 |
| #define VML_SISE_WMASK 0x00000FFF |
| #define VML_SIZE_WSHIFT 0 |
| |
| /* Graphics plane gamma correction lookup table registers (129 * 32 bits) */ |
| #define VML_DSPCGAMLUT 0x00072200 |
| |
| /* Pixel video output configuration register */ |
| #define VML_PVOCONFIG 0x00061140 |
| #define VML_CONFIG_BASE 0x80000000 |
| #define VML_CONFIG_PIXEL_SWAP 0x04000000 |
| #define VML_CONFIG_DE_INV 0x01000000 |
| #define VML_CONFIG_HREF_INV 0x00400000 |
| #define VML_CONFIG_VREF_INV 0x00100000 |
| #define VML_CONFIG_CLK_INV 0x00040000 |
| #define VML_CONFIG_CLK_DIV2 0x00010000 |
| #define VML_CONFIG_ESTRB_INV 0x00008000 |
| |
| /* Pipe A Horizontal total register */ |
| #define VML_HTOTAL_A 0x00060000 |
| #define VML_HTOTAL_MASK 0x1FFF0000 |
| #define VML_HTOTAL_SHIFT 16 |
| #define VML_HTOTAL_VAL 8192 |
| #define VML_HACTIVE_MASK 0x000007FF |
| #define VML_HACTIVE_SHIFT 0 |
| #define VML_HACTIVE_VAL 4096 |
| |
| /* Pipe A Horizontal Blank register */ |
| #define VML_HBLANK_A 0x00060004 |
| #define VML_HBLANK_END_MASK 0x1FFF0000 |
| #define VML_HBLANK_END_SHIFT 16 |
| #define VML_HBLANK_END_VAL 8192 |
| #define VML_HBLANK_START_MASK 0x00001FFF |
| #define VML_HBLANK_START_SHIFT 0 |
| #define VML_HBLANK_START_VAL 8192 |
| |
| /* Pipe A Horizontal Sync register */ |
| #define VML_HSYNC_A 0x00060008 |
| #define VML_HSYNC_END_MASK 0x1FFF0000 |
| #define VML_HSYNC_END_SHIFT 16 |
| #define VML_HSYNC_END_VAL 8192 |
| #define VML_HSYNC_START_MASK 0x00001FFF |
| #define VML_HSYNC_START_SHIFT 0 |
| #define VML_HSYNC_START_VAL 8192 |
| |
| /* Pipe A Vertical total register */ |
| #define VML_VTOTAL_A 0x0006000C |
| #define VML_VTOTAL_MASK 0x1FFF0000 |
| #define VML_VTOTAL_SHIFT 16 |
| #define VML_VTOTAL_VAL 8192 |
| #define VML_VACTIVE_MASK 0x000007FF |
| #define VML_VACTIVE_SHIFT 0 |
| #define VML_VACTIVE_VAL 4096 |
| |
| /* Pipe A Vertical Blank register */ |
| #define VML_VBLANK_A 0x00060010 |
| #define VML_VBLANK_END_MASK 0x1FFF0000 |
| #define VML_VBLANK_END_SHIFT 16 |
| #define VML_VBLANK_END_VAL 8192 |
| #define VML_VBLANK_START_MASK 0x00001FFF |
| #define VML_VBLANK_START_SHIFT 0 |
| #define VML_VBLANK_START_VAL 8192 |
| |
| /* Pipe A Vertical Sync register */ |
| #define VML_VSYNC_A 0x00060014 |
| #define VML_VSYNC_END_MASK 0x1FFF0000 |
| #define VML_VSYNC_END_SHIFT 16 |
| #define VML_VSYNC_END_VAL 8192 |
| #define VML_VSYNC_START_MASK 0x00001FFF |
| #define VML_VSYNC_START_SHIFT 0 |
| #define VML_VSYNC_START_VAL 8192 |
| |
| /* Pipe A Source Image size (minus one - equal to active size) |
| * Programmable while pipe is enabled. |
| */ |
| #define VML_PIPEASRC 0x0006001C |
| #define VML_PIPEASRC_HMASK 0x0FFF0000 |
| #define VML_PIPEASRC_HSHIFT 16 |
| #define VML_PIPEASRC_VMASK 0x00000FFF |
| #define VML_PIPEASRC_VSHIFT 0 |
| |
| /* Pipe A Border Color Pattern register (10 bit color) */ |
| #define VML_BCLRPAT_A 0x00060020 |
| |
| /* Pipe A Canvas Color register (10 bit color) */ |
| #define VML_CANVSCLR_A 0x00060024 |
| |
| /* Pipe A Configuration register */ |
| #define VML_PIPEACONF 0x00070008 |
| #define VML_PIPE_BASE 0x00000000 |
| #define VML_PIPE_ENABLE 0x80000000 |
| #define VML_PIPE_FORCE_BORDER 0x02000000 |
| #define VML_PIPE_PLANES_OFF 0x00080000 |
| #define VML_PIPE_ARGB_OUTPUT_MODE 0x00040000 |
| |
| /* Pipe A FIFO setting */ |
| #define VML_DSPARB 0x00070030 |
| #define VML_FIFO_DEFAULT 0x00001D9C |
| |
| /* MDVO rcomp status & pads control register */ |
| #define VML_RCOMPSTAT 0x00070048 |
| #define VML_MDVO_VDC_I_RCOMP 0x80000000 |
| #define VML_MDVO_POWERSAVE_OFF 0x00000008 |
| #define VML_MDVO_PAD_ENABLE 0x00000004 |
| #define VML_MDVO_PULLDOWN_ENABLE 0x00000001 |
| |
| struct vml_par { |
| struct pci_dev *vdc; |
| u64 vdc_mem_base; |
| u64 vdc_mem_size; |
| char __iomem *vdc_mem; |
| |
| struct pci_dev *gpu; |
| u64 gpu_mem_base; |
| u64 gpu_mem_size; |
| char __iomem *gpu_mem; |
| |
| atomic_t refcount; |
| }; |
| |
| struct vram_area { |
| unsigned long logical; |
| unsigned long phys; |
| unsigned long size; |
| unsigned order; |
| }; |
| |
| struct vml_info { |
| struct fb_info info; |
| struct vml_par *par; |
| struct list_head head; |
| struct vram_area vram[VML_VRAM_AREAS]; |
| u64 vram_start; |
| u64 vram_contig_size; |
| u32 num_areas; |
| void __iomem *vram_logical; |
| u32 pseudo_palette[16]; |
| u32 stride; |
| u32 bytes_per_pixel; |
| atomic_t vmas; |
| int cur_blank_mode; |
| int pipe_disabled; |
| }; |
| |
| /* |
| * Subsystem |
| */ |
| |
| struct vml_sys { |
| char *name; |
| |
| /* |
| * Save / Restore; |
| */ |
| |
| int (*save) (struct vml_sys * sys); |
| int (*restore) (struct vml_sys * sys); |
| |
| /* |
| * PLL programming; |
| */ |
| |
| int (*set_clock) (struct vml_sys * sys, int clock); |
| int (*nearest_clock) (const struct vml_sys * sys, int clock); |
| }; |
| |
| extern int vmlfb_register_subsys(struct vml_sys *sys); |
| extern void vmlfb_unregister_subsys(struct vml_sys *sys); |
| |
| #define VML_READ32(_par, _offset) \ |
| (ioread32((_par)->vdc_mem + (_offset))) |
| #define VML_WRITE32(_par, _offset, _value) \ |
| iowrite32(_value, (_par)->vdc_mem + (_offset)) |
| |
| #endif |
