mirror of https://github.com/hak5/openwrt.git
45 lines
1.5 KiB
Diff
45 lines
1.5 KiB
Diff
From a56370b5a103f3949c5ed2997a971e1949a15132 Mon Sep 17 00:00:00 2001
|
|
From: popcornmix <popcornmix@gmail.com>
|
|
Date: Fri, 22 Jun 2012 12:57:42 +0100
|
|
Subject: [PATCH 018/174] Use ndelay rather than udelay. Thanks lb
|
|
|
|
---
|
|
drivers/mmc/host/sdhci-bcm2708.c | 8 ++++----
|
|
1 file changed, 4 insertions(+), 4 deletions(-)
|
|
|
|
--- a/drivers/mmc/host/sdhci-bcm2708.c
|
|
+++ b/drivers/mmc/host/sdhci-bcm2708.c
|
|
@@ -249,14 +249,14 @@ static void sdhci_bcm2708_raw_writel(str
|
|
if (now == last_write_hpt || now == last_write_hpt+1) {
|
|
/* we can't guarantee any significant time has
|
|
* passed - we'll have to wait anyway ! */
|
|
- udelay((ns_2clk+1000-1)/1000);
|
|
+ ndelay(ns_2clk);
|
|
} else
|
|
{
|
|
/* we must have waited at least this many ns: */
|
|
unsigned int ns_wait = HPTIME_CLK_NS *
|
|
(last_write_hpt - now - 1);
|
|
if (ns_wait < ns_2clk)
|
|
- udelay((ns_2clk-ns_wait+500)/1000);
|
|
+ ndelay(ns_2clk - ns_wait);
|
|
}
|
|
last_write_hpt = now;
|
|
}
|
|
@@ -272,13 +272,13 @@ static void sdhci_bcm2708_raw_writel(str
|
|
ier &= ~SDHCI_INT_DATA_TIMEOUT;
|
|
writel(ier, host->ioaddr + SDHCI_SIGNAL_ENABLE);
|
|
timeout_disabled = true;
|
|
- udelay((ns_2clk+1000-1)/1000);
|
|
+ ndelay(ns_2clk);
|
|
} else if (timeout_disabled) {
|
|
ier = readl(host->ioaddr + SDHCI_SIGNAL_ENABLE);
|
|
ier |= SDHCI_INT_DATA_TIMEOUT;
|
|
writel(ier, host->ioaddr + SDHCI_SIGNAL_ENABLE);
|
|
timeout_disabled = false;
|
|
- udelay((ns_2clk+1000-1)/1000);
|
|
+ ndelay(ns_2clk);
|
|
}
|
|
#endif
|
|
writel(val, host->ioaddr + reg);
|