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Based on 2 normalized pattern(s): 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 [carillo] [ranch] [video] [subsystem] 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 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 4 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190520071858.916314029@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
245 lines
7.2 KiB
C
245 lines
7.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (c) Intel Corp. 2007.
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* All Rights Reserved.
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*
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* Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
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* develop this driver.
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*
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* This file is part of the Vermilion Range fb driver.
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*
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* Authors:
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* Thomas Hellström <thomas-at-tungstengraphics-dot-com>
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*/
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#ifndef _VERMILION_H_
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#define _VERMILION_H_
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#include <linux/kernel.h>
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#include <linux/pci.h>
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#include <linux/atomic.h>
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#include <linux/mutex.h>
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#define VML_DEVICE_GPU 0x5002
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#define VML_DEVICE_VDC 0x5009
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#define VML_VRAM_AREAS 3
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#define VML_MAX_XRES 1024
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#define VML_MAX_YRES 768
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#define VML_MAX_XRES_VIRTUAL 1040
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/*
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* Display controller registers:
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*/
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/* Display controller 10-bit color representation */
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#define VML_R_MASK 0x3FF00000
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#define VML_R_SHIFT 20
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#define VML_G_MASK 0x000FFC00
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#define VML_G_SHIFT 10
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#define VML_B_MASK 0x000003FF
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#define VML_B_SHIFT 0
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/* Graphics plane control */
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#define VML_DSPCCNTR 0x00072180
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#define VML_GFX_ENABLE 0x80000000
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#define VML_GFX_GAMMABYPASS 0x40000000
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#define VML_GFX_ARGB1555 0x0C000000
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#define VML_GFX_RGB0888 0x18000000
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#define VML_GFX_ARGB8888 0x1C000000
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#define VML_GFX_ALPHACONST 0x02000000
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#define VML_GFX_ALPHAMULT 0x01000000
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#define VML_GFX_CONST_ALPHA 0x000000FF
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/* Graphics plane start address. Pixel aligned. */
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#define VML_DSPCADDR 0x00072184
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/* Graphics plane stride register. */
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#define VML_DSPCSTRIDE 0x00072188
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/* Graphics plane position register. */
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#define VML_DSPCPOS 0x0007218C
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#define VML_POS_YMASK 0x0FFF0000
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#define VML_POS_YSHIFT 16
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#define VML_POS_XMASK 0x00000FFF
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#define VML_POS_XSHIFT 0
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/* Graphics plane height and width */
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#define VML_DSPCSIZE 0x00072190
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#define VML_SIZE_HMASK 0x0FFF0000
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#define VML_SIZE_HSHIFT 16
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#define VML_SISE_WMASK 0x00000FFF
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#define VML_SIZE_WSHIFT 0
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/* Graphics plane gamma correction lookup table registers (129 * 32 bits) */
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#define VML_DSPCGAMLUT 0x00072200
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/* Pixel video output configuration register */
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#define VML_PVOCONFIG 0x00061140
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#define VML_CONFIG_BASE 0x80000000
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#define VML_CONFIG_PIXEL_SWAP 0x04000000
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#define VML_CONFIG_DE_INV 0x01000000
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#define VML_CONFIG_HREF_INV 0x00400000
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#define VML_CONFIG_VREF_INV 0x00100000
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#define VML_CONFIG_CLK_INV 0x00040000
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#define VML_CONFIG_CLK_DIV2 0x00010000
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#define VML_CONFIG_ESTRB_INV 0x00008000
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/* Pipe A Horizontal total register */
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#define VML_HTOTAL_A 0x00060000
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#define VML_HTOTAL_MASK 0x1FFF0000
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#define VML_HTOTAL_SHIFT 16
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#define VML_HTOTAL_VAL 8192
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#define VML_HACTIVE_MASK 0x000007FF
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#define VML_HACTIVE_SHIFT 0
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#define VML_HACTIVE_VAL 4096
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/* Pipe A Horizontal Blank register */
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#define VML_HBLANK_A 0x00060004
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#define VML_HBLANK_END_MASK 0x1FFF0000
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#define VML_HBLANK_END_SHIFT 16
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#define VML_HBLANK_END_VAL 8192
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#define VML_HBLANK_START_MASK 0x00001FFF
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#define VML_HBLANK_START_SHIFT 0
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#define VML_HBLANK_START_VAL 8192
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/* Pipe A Horizontal Sync register */
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#define VML_HSYNC_A 0x00060008
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#define VML_HSYNC_END_MASK 0x1FFF0000
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#define VML_HSYNC_END_SHIFT 16
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#define VML_HSYNC_END_VAL 8192
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#define VML_HSYNC_START_MASK 0x00001FFF
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#define VML_HSYNC_START_SHIFT 0
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#define VML_HSYNC_START_VAL 8192
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/* Pipe A Vertical total register */
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#define VML_VTOTAL_A 0x0006000C
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#define VML_VTOTAL_MASK 0x1FFF0000
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#define VML_VTOTAL_SHIFT 16
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#define VML_VTOTAL_VAL 8192
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#define VML_VACTIVE_MASK 0x000007FF
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#define VML_VACTIVE_SHIFT 0
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#define VML_VACTIVE_VAL 4096
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/* Pipe A Vertical Blank register */
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#define VML_VBLANK_A 0x00060010
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#define VML_VBLANK_END_MASK 0x1FFF0000
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#define VML_VBLANK_END_SHIFT 16
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#define VML_VBLANK_END_VAL 8192
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#define VML_VBLANK_START_MASK 0x00001FFF
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#define VML_VBLANK_START_SHIFT 0
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#define VML_VBLANK_START_VAL 8192
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/* Pipe A Vertical Sync register */
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#define VML_VSYNC_A 0x00060014
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#define VML_VSYNC_END_MASK 0x1FFF0000
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#define VML_VSYNC_END_SHIFT 16
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#define VML_VSYNC_END_VAL 8192
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#define VML_VSYNC_START_MASK 0x00001FFF
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#define VML_VSYNC_START_SHIFT 0
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#define VML_VSYNC_START_VAL 8192
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/* Pipe A Source Image size (minus one - equal to active size)
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* Programmable while pipe is enabled.
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*/
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#define VML_PIPEASRC 0x0006001C
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#define VML_PIPEASRC_HMASK 0x0FFF0000
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#define VML_PIPEASRC_HSHIFT 16
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#define VML_PIPEASRC_VMASK 0x00000FFF
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#define VML_PIPEASRC_VSHIFT 0
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/* Pipe A Border Color Pattern register (10 bit color) */
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#define VML_BCLRPAT_A 0x00060020
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/* Pipe A Canvas Color register (10 bit color) */
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#define VML_CANVSCLR_A 0x00060024
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/* Pipe A Configuration register */
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#define VML_PIPEACONF 0x00070008
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#define VML_PIPE_BASE 0x00000000
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#define VML_PIPE_ENABLE 0x80000000
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#define VML_PIPE_FORCE_BORDER 0x02000000
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#define VML_PIPE_PLANES_OFF 0x00080000
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#define VML_PIPE_ARGB_OUTPUT_MODE 0x00040000
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/* Pipe A FIFO setting */
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#define VML_DSPARB 0x00070030
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#define VML_FIFO_DEFAULT 0x00001D9C
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/* MDVO rcomp status & pads control register */
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#define VML_RCOMPSTAT 0x00070048
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#define VML_MDVO_VDC_I_RCOMP 0x80000000
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#define VML_MDVO_POWERSAVE_OFF 0x00000008
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#define VML_MDVO_PAD_ENABLE 0x00000004
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#define VML_MDVO_PULLDOWN_ENABLE 0x00000001
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struct vml_par {
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struct pci_dev *vdc;
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u64 vdc_mem_base;
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u64 vdc_mem_size;
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char __iomem *vdc_mem;
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struct pci_dev *gpu;
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u64 gpu_mem_base;
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u64 gpu_mem_size;
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char __iomem *gpu_mem;
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atomic_t refcount;
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};
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struct vram_area {
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unsigned long logical;
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unsigned long phys;
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unsigned long size;
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unsigned order;
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};
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struct vml_info {
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struct fb_info info;
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struct vml_par *par;
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struct list_head head;
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struct vram_area vram[VML_VRAM_AREAS];
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u64 vram_start;
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u64 vram_contig_size;
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u32 num_areas;
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void __iomem *vram_logical;
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u32 pseudo_palette[16];
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u32 stride;
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u32 bytes_per_pixel;
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atomic_t vmas;
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int cur_blank_mode;
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int pipe_disabled;
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};
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/*
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* Subsystem
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*/
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struct vml_sys {
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char *name;
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/*
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* Save / Restore;
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*/
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int (*save) (struct vml_sys * sys);
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int (*restore) (struct vml_sys * sys);
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/*
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* PLL programming;
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*/
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int (*set_clock) (struct vml_sys * sys, int clock);
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int (*nearest_clock) (const struct vml_sys * sys, int clock);
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};
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extern int vmlfb_register_subsys(struct vml_sys *sys);
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extern void vmlfb_unregister_subsys(struct vml_sys *sys);
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#define VML_READ32(_par, _offset) \
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(ioread32((_par)->vdc_mem + (_offset)))
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#define VML_WRITE32(_par, _offset, _value) \
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iowrite32(_value, (_par)->vdc_mem + (_offset))
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#endif
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