From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/drivers/usb/misc/sisusbvga/sisusb.c | 62 ++++++++++++++++++------------
1 files changed, 37 insertions(+), 25 deletions(-)
diff --git a/kernel/drivers/usb/misc/sisusbvga/sisusb.c b/kernel/drivers/usb/misc/sisusbvga/sisusb.c
index 4877bf8..8ed803c 100644
--- a/kernel/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/kernel/drivers/usb/misc/sisusbvga/sisusb.c
@@ -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 @@
/* High level: Gfx (indexed) register access */
-#ifdef INCL_SISUSB_CON
+#ifdef CONFIG_USB_SISUSBVGA_CON
int sisusb_setreg(struct sisusb_usb_data *sisusb, u32 port, u8 data)
{
return sisusb_write_memio_byte(sisusb, SISUSB_TYPE_IO, port, data);
@@ -1272,7 +1272,7 @@
/* 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);
@@ -1283,7 +1283,7 @@
return sisusb_read_memio_byte(sisusb, SISUSB_TYPE_MEM, adr, data);
}
-int sisusb_copy_memory(struct sisusb_usb_data *sisusb, char *src,
+int sisusb_copy_memory(struct sisusb_usb_data *sisusb, u8 *src,
u32 dest, int length)
{
size_t dummy;
@@ -1307,7 +1307,7 @@
#ifdef SISUSBENDIANTEST
static void sisusb_testreadwrite(struct sisusb_usb_data *sisusb)
{
- static char srcbuffer[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 };
+ static u8 srcbuffer[] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77 };
char destbuffer[10];
int i, j;
@@ -1747,10 +1747,10 @@
return ret;
}
-static int sisusb_set_default_mode(struct sisusb_usb_data *sisusb,
+static void sisusb_set_default_mode(struct sisusb_usb_data *sisusb,
int touchengines)
{
- int ret = 0, i, j, modex, bpp, du;
+ int i, j, modex, bpp, du;
u8 sr31, cr63, tmp8;
static const char attrdata[] = {
0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
@@ -1873,8 +1873,6 @@
}
SETIREG(SISCR, 0x34, 0x44); /* we just set std mode #44 */
-
- return ret;
}
static int sisusb_init_gfxcore(struct sisusb_usb_data *sisusb)
@@ -2019,7 +2017,7 @@
ret |= SETIREG(SISCR, 0x83, 0x00);
- ret |= sisusb_set_default_mode(sisusb, 0);
+ sisusb_set_default_mode(sisusb, 0);
ret |= SETIREGAND(SISSR, 0x21, 0xdf);
ret |= SETIREGOR(SISSR, 0x01, 0x20);
@@ -2246,7 +2244,7 @@
if (sisusb_init_gfxcore(sisusb) == 0) {
sisusb->gfxinit = 1;
sisusb_get_ramconfig(sisusb);
- ret |= sisusb_set_default_mode(sisusb, 1);
+ sisusb_set_default_mode(sisusb, 1);
ret |= sisusb_setup_screen(sisusb, 1, initscreen);
}
}
@@ -2255,7 +2253,7 @@
}
-#ifdef INCL_SISUSB_CON
+#ifdef CONFIG_USB_SISUSBVGA_CON
/* Set up default text mode:
* - Set text mode (0x03)
@@ -2342,7 +2340,7 @@
}
} else if (sisusb->scrbuf) {
- ret |= sisusb_copy_memory(sisusb, (char *)sisusb->scrbuf,
+ ret |= sisusb_copy_memory(sisusb, (u8 *)sisusb->scrbuf,
sisusb->vrambase, sisusb->scrbuf_size);
}
@@ -2448,7 +2446,7 @@
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 +2842,7 @@
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 +2858,7 @@
#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 +2942,7 @@
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 +2973,7 @@
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 +2996,7 @@
.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
@@ -3016,6 +3014,20 @@
struct usb_device *dev = interface_to_usbdev(intf);
struct sisusb_usb_data *sisusb;
int retval = 0, i;
+ static const u8 ep_addresses[] = {
+ SISUSB_EP_GFX_IN | USB_DIR_IN,
+ SISUSB_EP_GFX_OUT | USB_DIR_OUT,
+ SISUSB_EP_GFX_BULK_OUT | USB_DIR_OUT,
+ SISUSB_EP_GFX_LBULK_OUT | USB_DIR_OUT,
+ SISUSB_EP_BRIDGE_IN | USB_DIR_IN,
+ SISUSB_EP_BRIDGE_OUT | USB_DIR_OUT,
+ 0};
+
+ /* Are the expected endpoints present? */
+ if (!usb_check_bulk_endpoints(intf, ep_addresses)) {
+ dev_err(&intf->dev, "Invalid USB2VGA device\n");
+ return -EINVAL;
+ }
dev_info(&dev->dev, "USB2VGA dongle found at address %d\n",
dev->devnum);
@@ -3092,7 +3104,7 @@
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) {
@@ -3113,7 +3125,7 @@
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)
@@ -3135,7 +3147,7 @@
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
@@ -3161,7 +3173,7 @@
if (!sisusb)
return;
-#ifdef INCL_SISUSB_CON
+#ifdef CONFIG_USB_SISUSBVGA_CON
sisusb_console_exit(sisusb);
#endif
@@ -3211,7 +3223,7 @@
static int __init usb_sisusb_init(void)
{
-#ifdef INCL_SISUSB_CON
+#ifdef CONFIG_USB_SISUSBVGA_CON
sisusb_init_concode();
#endif
--
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