| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Thomas Winischhofer | 776 | 98.98% | 3 | 37.50% |
| Arjan van de Ven | 4 | 0.51% | 1 | 12.50% |
| Felipe Balbi | 1 | 0.13% | 1 | 12.50% |
| Greg Kroah-Hartman | 1 | 0.13% | 1 | 12.50% |
| Nishad Kamdar | 1 | 0.13% | 1 | 12.50% |
| Jiri Slaby | 1 | 0.13% | 1 | 12.50% |
| Total | 784 | 8 |
/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ /* * sisusb - usb kernel driver for Net2280/SiS315 based USB2VGA dongles * * Copyright (C) 2005 by Thomas Winischhofer, Vienna, Austria * * If distributed as part of the Linux kernel, this code is licensed under the * terms of the GPL v2. * * Otherwise, the following license terms apply: * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1) Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2) Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3) The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESSED OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Author: Thomas Winischhofer <thomas@winischhofer.net> * */ #ifndef _SISUSB_H_ #define _SISUSB_H_ #include <linux/mutex.h> /* Version Information */ #define SISUSB_VERSION 0 #define SISUSB_REVISION 0 #define SISUSB_PATCHLEVEL 8 /* Include console and mode switching code? */ #include <linux/console.h> #include <linux/vt_kern.h> #include "sisusb_struct.h" /* USB related */ #define SISUSB_MINOR 133 /* official */ /* Size of the sisusb input/output buffers */ #define SISUSB_IBUF_SIZE 0x01000 #define SISUSB_OBUF_SIZE 0x10000 /* fixed */ #define NUMOBUFS 8 /* max number of output buffers/output URBs */ /* About endianness: * * 1) I/O ports, PCI config registers. The read/write() * calls emulate inX/outX. Hence, the data is * expected/delivered in machine endiannes by this * driver. * 2) Video memory. The data is copied 1:1. There is * no swapping. Ever. This means for userland that * the data has to be prepared properly. (Hint: * think graphics data format, command queue, * hardware cursor.) * 3) MMIO. Data is copied 1:1. MMIO must be swapped * properly by userland. * */ #ifdef __BIG_ENDIAN #define SISUSB_CORRECT_ENDIANNESS_PACKET(p) \ do { \ p->header = cpu_to_le16(p->header); \ p->address = cpu_to_le32(p->address); \ p->data = cpu_to_le32(p->data); \ } while(0) #else #define SISUSB_CORRECT_ENDIANNESS_PACKET(p) #endif struct sisusb_usb_data; struct sisusb_urb_context { /* urb->context for outbound bulk URBs */ struct sisusb_usb_data *sisusb; int urbindex; int *actual_length; }; struct sisusb_usb_data { struct usb_device *sisusb_dev; struct usb_interface *interface; struct kref kref; wait_queue_head_t wait_q; /* for syncind and timeouts */ struct mutex lock; /* general race avoidance */ unsigned int ifnum; /* interface number of the USB device */ int minor; /* minor (for logging clarity) */ int isopen; /* !=0 if open */ int present; /* !=0 if device is present on the bus */ int ready; /* !=0 if device is ready for userland */ int numobufs; /* number of obufs = number of out urbs */ char *obuf[NUMOBUFS], *ibuf; /* transfer buffers */ int obufsize, ibufsize; struct urb *sisurbout[NUMOBUFS]; struct urb *sisurbin; unsigned char urbstatus[NUMOBUFS]; unsigned char completein; struct sisusb_urb_context urbout_context[NUMOBUFS]; unsigned long flagb0; unsigned long vrambase; /* framebuffer base */ unsigned int vramsize; /* framebuffer size (bytes) */ unsigned long mmiobase; unsigned int mmiosize; unsigned long ioportbase; unsigned char devinit; /* device initialized? */ unsigned char gfxinit; /* graphics core initialized? */ unsigned short chipid, chipvendor; unsigned short chiprevision; #ifdef CONFIG_USB_SISUSBVGA_CON struct SiS_Private *SiS_Pr; unsigned long scrbuf; unsigned int scrbuf_size; int haveconsole, con_first, con_last; int havethisconsole[MAX_NR_CONSOLES]; int textmodedestroyed; unsigned int sisusb_num_columns; /* real number, not vt's idea */ int cur_start_addr, con_rolled_over; int sisusb_cursor_loc, bad_cursor_pos; int sisusb_cursor_size_from; int sisusb_cursor_size_to; int current_font_height, current_font_512; int font_backup_size, font_backup_height, font_backup_512; char *font_backup; int font_slot; struct vc_data *sisusb_display_fg; int is_gfx; int con_blanked; #endif }; #define to_sisusb_dev(d) container_of(d, struct sisusb_usb_data, kref) /* USB transport related */ /* urbstatus */ #define SU_URB_BUSY 1 #define SU_URB_ALLOC 2 /* Endpoints */ #define SISUSB_EP_GFX_IN 0x0e /* gfx std packet out(0e)/in(8e) */ #define SISUSB_EP_GFX_OUT 0x0e #define SISUSB_EP_GFX_BULK_OUT 0x01 /* gfx mem bulk out/in */ #define SISUSB_EP_GFX_BULK_IN 0x02 /* ? 2 is "OUT" ? */ #define SISUSB_EP_GFX_LBULK_OUT 0x03 /* gfx large mem bulk out */ #define SISUSB_EP_UNKNOWN_04 0x04 /* ? 4 is "OUT" ? - unused */ #define SISUSB_EP_BRIDGE_IN 0x0d /* Net2280 out(0d)/in(8d) */ #define SISUSB_EP_BRIDGE_OUT 0x0d #define SISUSB_TYPE_MEM 0 #define SISUSB_TYPE_IO 1 struct sisusb_packet { unsigned short header; u32 address; u32 data; } __attribute__ ((__packed__)); #define CLEARPACKET(packet) memset(packet, 0, 10) /* PCI bridge related */ #define SISUSB_PCI_MEMBASE 0xd0000000 #define SISUSB_PCI_MMIOBASE 0xe4000000 #define SISUSB_PCI_IOPORTBASE 0x0000d000 #define SISUSB_PCI_PSEUDO_MEMBASE 0x10000000 #define SISUSB_PCI_PSEUDO_MMIOBASE 0x20000000 #define SISUSB_PCI_PSEUDO_IOPORTBASE 0x0000d000 #define SISUSB_PCI_PSEUDO_PCIBASE 0x00010000 #define SISUSB_PCI_MMIOSIZE (128*1024) #define SISUSB_PCI_PCONFSIZE 0x5c /* graphics core related */ #define AROFFSET 0x40 #define ARROFFSET 0x41 #define GROFFSET 0x4e #define SROFFSET 0x44 #define CROFFSET 0x54 #define MISCROFFSET 0x4c #define MISCWOFFSET 0x42 #define INPUTSTATOFFSET 0x5A #define PART1OFFSET 0x04 #define PART2OFFSET 0x10 #define PART3OFFSET 0x12 #define PART4OFFSET 0x14 #define PART5OFFSET 0x16 #define CAPTUREOFFSET 0x00 #define VIDEOOFFSET 0x02 #define COLREGOFFSET 0x48 #define PELMASKOFFSET 0x46 #define VGAENABLE 0x43 #define SISAR SISUSB_PCI_IOPORTBASE + AROFFSET #define SISARR SISUSB_PCI_IOPORTBASE + ARROFFSET #define SISGR SISUSB_PCI_IOPORTBASE + GROFFSET #define SISSR SISUSB_PCI_IOPORTBASE + SROFFSET #define SISCR SISUSB_PCI_IOPORTBASE + CROFFSET #define SISMISCR SISUSB_PCI_IOPORTBASE + MISCROFFSET #define SISMISCW SISUSB_PCI_IOPORTBASE + MISCWOFFSET #define SISINPSTAT SISUSB_PCI_IOPORTBASE + INPUTSTATOFFSET #define SISPART1 SISUSB_PCI_IOPORTBASE + PART1OFFSET #define SISPART2 SISUSB_PCI_IOPORTBASE + PART2OFFSET #define SISPART3 SISUSB_PCI_IOPORTBASE + PART3OFFSET #define SISPART4 SISUSB_PCI_IOPORTBASE + PART4OFFSET #define SISPART5 SISUSB_PCI_IOPORTBASE + PART5OFFSET #define SISCAP SISUSB_PCI_IOPORTBASE + CAPTUREOFFSET #define SISVID SISUSB_PCI_IOPORTBASE + VIDEOOFFSET #define SISCOLIDXR SISUSB_PCI_IOPORTBASE + COLREGOFFSET - 1 #define SISCOLIDX SISUSB_PCI_IOPORTBASE + COLREGOFFSET #define SISCOLDATA SISUSB_PCI_IOPORTBASE + COLREGOFFSET + 1 #define SISCOL2IDX SISPART5 #define SISCOL2DATA SISPART5 + 1 #define SISPEL SISUSB_PCI_IOPORTBASE + PELMASKOFFSET #define SISVGAEN SISUSB_PCI_IOPORTBASE + VGAENABLE #define SISDACA SISCOLIDX #define SISDACD SISCOLDATA /* ioctl related */ /* Structure argument for SISUSB_GET_INFO ioctl */ struct sisusb_info { __u32 sisusb_id; /* for identifying sisusb */ #define SISUSB_ID 0x53495355 /* Identify myself with 'SISU' */ __u8 sisusb_version; __u8 sisusb_revision; __u8 sisusb_patchlevel; __u8 sisusb_gfxinit; /* graphics core initialized? */ __u32 sisusb_vrambase; __u32 sisusb_mmiobase; __u32 sisusb_iobase; __u32 sisusb_pcibase; __u32 sisusb_vramsize; /* framebuffer size in bytes */ __u32 sisusb_minor; __u32 sisusb_fbdevactive; /* != 0 if framebuffer device active */ __u32 sisusb_conactive; /* != 0 if console driver active */ __u8 sisusb_reserved[28]; /* for future use */ }; struct sisusb_command { __u8 operation; /* see below */ __u8 data0; /* operation dependent */ __u8 data1; /* operation dependent */ __u8 data2; /* operation dependent */ __u32 data3; /* operation dependent */ __u32 data4; /* for future use */ }; #define SUCMD_GET 0x01 /* for all: data0 = index, data3 = port */ #define SUCMD_SET 0x02 /* data1 = value */ #define SUCMD_SETOR 0x03 /* data1 = or */ #define SUCMD_SETAND 0x04 /* data1 = and */ #define SUCMD_SETANDOR 0x05 /* data1 = and, data2 = or */ #define SUCMD_SETMASK 0x06 /* data1 = data, data2 = mask */ #define SUCMD_CLRSCR 0x07 /* data0:1:2 = length, data3 = address */ #define SUCMD_HANDLETEXTMODE 0x08 /* Reset/destroy text mode */ #define SUCMD_SETMODE 0x09 /* Set a display mode (data3 = SiS mode) */ #define SUCMD_SETVESAMODE 0x0a /* Set a display mode (data3 = VESA mode) */ #define SISUSB_COMMAND _IOWR(0xF3,0x3D,struct sisusb_command) #define SISUSB_GET_CONFIG_SIZE _IOR(0xF3,0x3E,__u32) #define SISUSB_GET_CONFIG _IOR(0xF3,0x3F,struct sisusb_info) #endif /* SISUSB_H */
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