lkml.org 
[lkml]   [2001]   [May]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
SubjectPS/2 Esdi patch #5
All,

Here is another patch for ps2esdi.

Get rid of pausing inb and outb.

What documentatino I have seems to indicate it isn't necessary,
and it works on my Thinkpad.

The patch is also available at the following address incase my emailer
mangles it.

http://www.sound.net/~hald/projects/ps2esdi/ps2esdi-2.4.4-patch1

Hal Duston
hald@sound.net
Get rid of pausing inb and outb.

What documentation I have seems to indicate it isn't necessary,
and it works on my Thinkpad.

--- linux-2.4.5-pre4/drivers/block/ps2esdi.c Sun May 20 22:45:35 2001
+++ linux-2.4.5-pre4/drivers/block/ps2esdi.c.1 Sun May 20 23:53:53 2001
@@ -530,23 +530,23 @@
status = inb(ESDI_INTRPT);
outb((status & 0xe0) | ATT_EOI, ESDI_ATTN); /* to be sure we don't have
any interrupt pending... */
- outb_p(CTRL_ENABLE_INTR, ESDI_CONTROL);
+ outb(CTRL_ENABLE_INTR, ESDI_CONTROL);

/* read the ESDI status port - if the controller is not busy,
simply do a soft reset (fast) - otherwise we'll have to do a
hard (slow) reset. */
- if (!(inb_p(ESDI_STATUS) & STATUS_BUSY)) {
+ if (!(inb(ESDI_STATUS) & STATUS_BUSY)) {
/*BA */ printk("%s: soft reset...\n", DEVICE_NAME);
- outb_p(CTRL_SOFT_RESET, ESDI_ATTN);
+ outb(CTRL_SOFT_RESET, ESDI_ATTN);
}
/* soft reset */
else {
/*BA */
printk("%s: hard reset...\n", DEVICE_NAME);
- outb_p(CTRL_HARD_RESET, ESDI_CONTROL);
+ outb(CTRL_HARD_RESET, ESDI_CONTROL);
expire = jiffies + 2*HZ;
while (time_before(jiffies, expire));
- outb_p(1, ESDI_CONTROL);
+ outb(1, ESDI_CONTROL);
} /* hard reset */

\
 
 \ /
  Last update: 2005-03-22 12:53    [W:0.058 / U:3.768 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site