cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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viafbdev.h (2868B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved.
      4 * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved.
      5
      6 */
      7
      8#ifndef __VIAFBDEV_H__
      9#define __VIAFBDEV_H__
     10
     11#include <linux/proc_fs.h>
     12#include <linux/fb.h>
     13#include <linux/spinlock.h>
     14
     15#include "via_aux.h"
     16#include "ioctl.h"
     17#include "share.h"
     18#include "chip.h"
     19#include "hw.h"
     20
     21#define VERSION_MAJOR       2
     22#define VERSION_KERNEL      6	/* For kernel 2.6 */
     23
     24#define VERSION_OS          0	/* 0: for 32 bits OS, 1: for 64 bits OS */
     25#define VERSION_MINOR       4
     26
     27#define VIAFB_NUM_I2C		5
     28
     29struct viafb_shared {
     30	u32 iga1_devices;
     31	u32 iga2_devices;
     32
     33	struct proc_dir_entry *proc_entry;	/*viafb proc entry */
     34	struct proc_dir_entry *iga1_proc_entry;
     35	struct proc_dir_entry *iga2_proc_entry;
     36	struct viafb_dev *vdev;			/* Global dev info */
     37
     38	/* I2C busses that may have auxiliary devices */
     39	struct via_aux_bus *i2c_26;
     40	struct via_aux_bus *i2c_31;
     41	struct via_aux_bus *i2c_2C;
     42
     43	/* All the information will be needed to set engine */
     44	struct tmds_setting_information tmds_setting_info;
     45	struct lvds_setting_information lvds_setting_info;
     46	struct lvds_setting_information lvds_setting_info2;
     47	struct chip_information chip_info;
     48
     49	/* hardware acceleration stuff */
     50	u32 cursor_vram_addr;
     51	u32 vq_vram_addr;	/* virtual queue address in video ram */
     52	int (*hw_bitblt)(void __iomem *engine, u8 op, u32 width, u32 height,
     53		u8 dst_bpp, u32 dst_addr, u32 dst_pitch, u32 dst_x, u32 dst_y,
     54		u32 *src_mem, u32 src_addr, u32 src_pitch, u32 src_x, u32 src_y,
     55		u32 fg_color, u32 bg_color, u8 fill_rop);
     56};
     57
     58struct viafb_par {
     59	u8 depth;
     60	u32 vram_addr;
     61
     62	unsigned int fbmem;	/*framebuffer physical memory address */
     63	unsigned int memsize;	/*size of fbmem */
     64	u32 fbmem_free;		/* Free FB memory */
     65	u32 fbmem_used;		/* Use FB memory size */
     66	u32 iga_path;
     67
     68	struct viafb_shared *shared;
     69
     70	/* All the information will be needed to set engine */
     71	/* depreciated, use the ones in shared directly */
     72	struct tmds_setting_information *tmds_setting_info;
     73	struct lvds_setting_information *lvds_setting_info;
     74	struct lvds_setting_information *lvds_setting_info2;
     75	struct chip_information *chip_info;
     76};
     77
     78extern int viafb_SAMM_ON;
     79extern int viafb_dual_fb;
     80extern int viafb_LCD2_ON;
     81extern int viafb_LCD_ON;
     82extern int viafb_DVI_ON;
     83extern int viafb_hotplug;
     84
     85u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
     86	*plvds_setting_info, struct lvds_chip_information
     87	*plvds_chip_info, u8 index);
     88void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
     89			      *plvds_setting_info, struct lvds_chip_information
     90			      *plvds_chip_info, struct IODATA io_data);
     91int via_fb_pci_probe(struct viafb_dev *vdev);
     92void via_fb_pci_remove(struct pci_dev *pdev);
     93/* Temporary */
     94int viafb_init(void);
     95void viafb_exit(void);
     96#endif /* __VIAFBDEV_H__ */