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SubjectRe: new 3dfx framebuffer driver released
Date

Thanks, I've corrected these 2 bugs. The patch is attached.

/Kesmarki Attila


On SZE, 11 OKT 2000, you wrote:
> Another bug, fb_info_tdfx uses "unsigned long" for the "iobase"
> member, which is correct, but much code casts this value to a "u32"
> before using it which will break such I/O port accesses on Alpha and
> Sparc64 and perhaps other 64-bit platforms.
>
> Later,
> David S. Miller
> davem@redhat.com

diff -u ./tdfx_base.c new/tdfx_base.c
--- ./tdfx_base.c Wed Oct 11 01:25:09 2000
+++ new/tdfx_base.c Wed Oct 11 09:48:48 2000
@@ -1429,9 +1429,9 @@
info->bufbase_virt =
ioremap_nocache(info->bufbase_phys, info->bufbase_size);

- if (!info->regbase_virt) {
+ if (!info->bufbase_virt) {
printk("fb: Can't remap %s framebuffer.\n", name);
- iounmap(info->regbase_virt);
+ iounmap(info->bufbase_virt);
goto err3;
}

diff -u ./tdfx_hw.c new/tdfx_hw.c
--- ./tdfx_hw.c Mon Oct 2 10:05:25 2000
+++ new/tdfx_hw.c Wed Oct 11 09:55:06 2000
@@ -475,7 +475,7 @@
void do_write_regs(struct fb_info_tdfx *info, struct banshee_reg *reg)
{
int i;
- u32 iobase = info->iobase;
+ unsigned long iobase = info->iobase;
void *mmiobase = info->regbase_virt;

vga_disable_palette();
@@ -590,7 +590,7 @@
{
u32 dacmode;
void *mmiobase = info->regbase_virt;
- u32 iobase = info->iobase;
+ unsigned long iobase = info->iobase;

dacmode = tdfx_inl(DACMODE);
dacmode &= ~(BIT(1) | BIT(3));
@@ -734,7 +734,7 @@
int do_card_preinit(struct fb_info_tdfx *info)
{
int i;
- u32 iobase = info->iobase;
+ unsigned long iobase = info->iobase;
void *mmiobase = info->regbase_virt;
u32 phys_addr,addr,len;
char *virtaddr;
@@ -852,19 +852,19 @@
#ifdef TDFXFB_DEBUG
int do_get_monitor_sense(struct fb_info_tdfx *info)
{
- u32 iobase = info->iobase;
+ unsigned long iobase = info->iobase;

return (vga_inb(iobase, VGA_IS0_R) & 0x10) >> 4;
}

int do_inb(struct fb_info_tdfx *info,int reg)
{
- u32 iobase = info->iobase;
+ unsigned long iobase = info->iobase;
return vga_inb(iobase,reg);
}
void do_outb(struct fb_info_tdfx *info,int reg,int val)
{
- u32 iobase = info->iobase;
+ unsigned long iobase = info->iobase;
vga_outb(iobase,reg,val);
}
#endif
diff -u ./tdfx_hw.h new/tdfx_hw.h
--- ./tdfx_hw.h Tue Oct 10 12:20:46 2000
+++ new/tdfx_hw.h Wed Oct 11 09:53:51 2000
@@ -232,61 +232,61 @@
* Hardware-specific inline funcions
* ------------------------------------------------------------------------- */

-static inline u8 vga_inb(u32 iobase, u32 reg)
+static inline u8 vga_inb(unsigned long iobase, u32 reg)
{
return inb(iobase + reg - 0x300);
}
-static inline u16 vga_inl(u32 iobase, u32 reg)
+static inline u16 vga_inl(unsigned long iobase, u32 reg)
{
return inl(iobase + reg - 0x300);
}

-static inline void vga_outb(u32 iobase, u32 reg, u8 val)
+static inline void vga_outb(unsigned long iobase, u32 reg, u8 val)
{
outb(val, iobase + reg - 0x300);
}
-static inline void vga_outl(u32 iobase, u32 reg, u32 val)
+static inline void vga_outl(unsigned long iobase, u32 reg, u32 val)
{
outl(val, iobase + reg - 0x300);
}

-static inline void gra_outb(u32 iobase, u32 idx, u8 val)
+static inline void gra_outb(unsigned long iobase, u32 idx, u8 val)
{
vga_outb(iobase, VGA_GFX_I, idx);
vga_outb(iobase, VGA_GFX_D, val);
}

-static inline u8 gra_inb(u32 iobase, u32 idx)
+static inline u8 gra_inb(unsigned long iobase, u32 idx)
{
vga_outb(iobase, VGA_GFX_I, idx);
return vga_inb(iobase, VGA_GFX_D);
}

-static inline void seq_outb(u32 iobase, u32 idx, u8 val)
+static inline void seq_outb(unsigned long iobase, u32 idx, u8 val)
{
vga_outb(iobase, VGA_SEQ_I, idx);
vga_outb(iobase, VGA_SEQ_D, val);
}

-static inline u8 seq_inb(u32 iobase, u32 idx)
+static inline u8 seq_inb(unsigned long iobase, u32 idx)
{
vga_outb(iobase, VGA_SEQ_I, idx);
return vga_inb(iobase, VGA_SEQ_D);
}

-static inline void crt_outb(u32 iobase, u32 idx, u8 val)
+static inline void crt_outb(unsigned long iobase, u32 idx, u8 val)
{
vga_outb(iobase, VGA_CRT_IC, idx);
vga_outb(iobase, VGA_CRT_DC, val);
}

-static inline u8 crt_inb(u32 iobase, u32 idx)
+static inline u8 crt_inb(unsigned long iobase, u32 idx)
{
vga_outb(iobase, VGA_CRT_IC, idx);
return vga_inb(iobase, VGA_CRT_DC);
}

-static inline void att_outb(u32 iobase, u32 idx, u8 val)
+static inline void att_outb(unsigned long iobase, u32 idx, u8 val)
{
unsigned char tmp;
tmp = vga_inb(iobase, VGA_IS1_RC);
@@ -294,7 +294,7 @@
vga_outb(iobase, VGA_ATT_IW, val);
}

-static inline u8 att_inb(u32 iobase, u32 idx)
+static inline u8 att_inb(unsigned long iobase, u32 idx)
{
unsigned char tmp;
tmp = vga_inb(iobase, VGA_IS1_RC);
@@ -302,7 +302,7 @@
return vga_inb(iobase, VGA_ATT_R);
}

-static inline void vga_disable_video(u32 iobase)
+static inline void vga_disable_video(unsigned long iobase)
{
unsigned char s;
s = seq_inb(iobase, 0x01) | 0x20;
@@ -311,7 +311,7 @@
seq_outb(iobase, 0x00, 0x03);
}

-static inline void vga_enable_video(u32 iobase)
+static inline void vga_enable_video(unsigned long iobase)
{
unsigned char s;
s = seq_inb(iobase, 0x01) & 0xdf;
@@ -320,13 +320,13 @@
seq_outb(iobase, 0x00, 0x03);
}

-static inline void vga_disable_palette(u32 iobase)
+static inline void vga_disable_palette(unsigned long iobase)
{
vga_inb(iobase, VGA_IS1_RC);
vga_outb(iobase, VGA_ATT_IW, 0x00);
}

-static inline void vga_enable_palette(u32 iobase)
+static inline void vga_enable_palette(unsigned long iobase)
{
vga_inb(iobase, VGA_IS1_RC);
vga_outb(iobase, VGA_ATT_IW, 0x20);
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