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Code

usb: sisusb_con, cleanup configs

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There are two macros defined:
1) ifdef CONFIG_COMPAT => define SISUSB_NEW_CONFIG_COMPAT
2) ifdef CONFIG_USB_SISUSBVGA_CON => define INCL_SISUSB_CON

Remove the latter and make use only of the former. This removes one
layer of obfuscation.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby 2019-01-22 16:12:00 +01:00 committed by Greg Kroah-Hartman
parent 3af5d01c29
commit 022e468e13
4 changed files with 20 additions and 33 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

32
drivers/usb/misc/sisusbvga/sisusb.c
View File

@ -53,7 +53,7 @@
#include "sisusb.h"
#include "sisusb_init.h"
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
#include <linux/font.h>
#endif
@ -61,7 +61,7 @@
/* Forward declarations / clean-up routines */
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
static int sisusb_first_vc;
static int sisusb_last_vc;
module_param_named(first, sisusb_first_vc, int, 0);
@ -1198,7 +1198,7 @@ static int sisusb_read_mem_bulk(struct sisusb_usb_data *sisusb, u32 addr,
/* High level: Gfx (indexed) register access */
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
int sisusb_setreg(struct sisusb_usb_data *sisusb, int port, u8 data)
{
return sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, data);
@ -1272,7 +1272,7 @@ int sisusb_setidxregand(struct sisusb_usb_data *sisusb, int port,
/* Write/read video ram */
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
int sisusb_writeb(struct sisusb_usb_data *sisusb, u32 adr, u8 data)
{
return sisusb_write_memio_byte(sisusb, SISUSB_TYPE_MEM, adr, data);
@ -2255,7 +2255,7 @@ static int sisusb_init_gfxdevice(struct sisusb_usb_data *sisusb, int initscreen)
}
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
/* Set up default text mode:
* - Set text mode (0x03)
@ -2448,7 +2448,7 @@ void sisusb_delete(struct kref *kref)
sisusb->sisusb_dev = NULL;
sisusb_free_buffers(sisusb);
sisusb_free_urbs(sisusb);
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
kfree(sisusb->SiS_Pr);
#endif
kfree(sisusb);
@ -2844,7 +2844,7 @@ static int sisusb_handle_command(struct sisusb_usb_data *sisusb,
case SUCMD_HANDLETEXTMODE:
retval = 0;
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
/* Gfx core must be initialized, SiS_Pr must exist */
if (!sisusb->gfxinit || !sisusb->SiS_Pr)
return -ENODEV;
@ -2860,7 +2860,7 @@ static int sisusb_handle_command(struct sisusb_usb_data *sisusb,
#endif
break;
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
case SUCMD_SETMODE:
/* Gfx core must be initialized, SiS_Pr must exist */
if (!sisusb->gfxinit || !sisusb->SiS_Pr)
@ -2944,7 +2944,7 @@ static long sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
x.sisusb_vramsize = sisusb->vramsize;
x.sisusb_minor = sisusb->minor;
x.sisusb_fbdevactive = 0;
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
x.sisusb_conactive = sisusb->haveconsole ? 1 : 0;
#else
x.sisusb_conactive = 0;
@ -2975,7 +2975,7 @@ err_out:
return retval;
}
#ifdef SISUSB_NEW_CONFIG_COMPAT
#ifdef CONFIG_COMPAT
static long sisusb_compat_ioctl(struct file *f, unsigned int cmd,
unsigned long arg)
{
@ -2998,7 +2998,7 @@ static const struct file_operations usb_sisusb_fops = {
.read = sisusb_read,
.write = sisusb_write,
.llseek = sisusb_lseek,
#ifdef SISUSB_NEW_CONFIG_COMPAT
#ifdef CONFIG_COMPAT
.compat_ioctl = sisusb_compat_ioctl,
#endif
.unlocked_ioctl = sisusb_ioctl
@ -3091,7 +3091,7 @@ static int sisusb_probe(struct usb_interface *intf,
dev_info(&sisusb->sisusb_dev->dev, "Allocated %d output buffers\n",
sisusb->numobufs);
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
/* Allocate our SiS_Pr */
sisusb->SiS_Pr = kmalloc(sizeof(struct SiS_Private), GFP_KERNEL);
if (!sisusb->SiS_Pr) {
@ -3112,7 +3112,7 @@ static int sisusb_probe(struct usb_interface *intf,
if (dev->speed == USB_SPEED_HIGH || dev->speed >= USB_SPEED_SUPER) {
int initscreen = 1;
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
if (sisusb_first_vc > 0 && sisusb_last_vc > 0 &&
sisusb_first_vc <= sisusb_last_vc &&
sisusb_last_vc <= MAX_NR_CONSOLES)
@ -3134,7 +3134,7 @@ static int sisusb_probe(struct usb_interface *intf,
dev_dbg(&sisusb->sisusb_dev->dev, "*** RWTEST END ***\n");
#endif
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
sisusb_console_init(sisusb, sisusb_first_vc, sisusb_last_vc);
#endif
@ -3160,7 +3160,7 @@ static void sisusb_disconnect(struct usb_interface *intf)
if (!sisusb)
return;
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
sisusb_console_exit(sisusb);
#endif
@ -3210,7 +3210,7 @@ static struct usb_driver sisusb_driver = {
static int __init usb_sisusb_init(void)
{
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
sisusb_init_concode();
#endif

15
drivers/usb/misc/sisusbvga/sisusb.h
View File

@ -38,17 +38,8 @@
#ifndef _SISUSB_H_
#define _SISUSB_H_
#ifdef CONFIG_COMPAT
#define SISUSB_NEW_CONFIG_COMPAT
#endif
#include <linux/mutex.h>
/* For older kernels, support for text consoles is by default
* off. To enable text console support, change the following:
*/
/* #define CONFIG_USB_SISUSBVGA_CON */
/* Version Information */
#define SISUSB_VERSION 0
@ -57,10 +48,6 @@
/* Include console and mode switching code? */
#ifdef CONFIG_USB_SISUSBVGA_CON
#define INCL_SISUSB_CON 1
#endif
#include <linux/console.h>
#include <linux/vt_kern.h>
#include "sisusb_struct.h"
@ -139,7 +126,7 @@ struct sisusb_usb_data {
unsigned char gfxinit; /* graphics core initialized? */
unsigned short chipid, chipvendor;
unsigned short chiprevision;
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
struct SiS_Private *SiS_Pr;
unsigned long scrbuf;
unsigned int scrbuf_size;

2
drivers/usb/misc/sisusbvga/sisusb_con.c
View File

@ -70,7 +70,7 @@
#include "sisusb.h"
#include "sisusb_init.h"
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
#define sisusbcon_writew(val, addr) (*(addr) = (val))
#define sisusbcon_readw(addr) (*(addr))

4
drivers/usb/misc/sisusbvga/sisusb_init.c
View File

@ -45,7 +45,7 @@
#include "sisusb.h"
#ifdef INCL_SISUSB_CON
#ifdef CONFIG_USB_SISUSBVGA_CON
#include "sisusb_init.h"
@ -956,4 +956,4 @@ int SiSUSBSetVESAMode(struct SiS_Private *SiS_Pr, unsigned short VModeNo)
return SiSUSBSetMode(SiS_Pr, ModeNo);
}
#endif /* INCL_SISUSB_CON */
#endif /* CONFIG_USB_SISUSBVGA_CON */