* [PATCH] parisc: Improve LASI LAN for QEMU
@ 2019-04-02 10:21 Helge Deller
0 siblings, 0 replies; only message in thread
From: Helge Deller @ 2019-04-02 10:21 UTC (permalink / raw)
To: linux-parisc, James Bottomley, John David Anglin
Don't loose cycles when we run on QEMU, and fix one trivial typo.
Signed-off-by: Helge Deller <deller@gmx.de>
diff --git a/drivers/net/ethernet/i825xx/lasi_82596.c b/drivers/net/ethernet/i825xx/lasi_82596.c
index b69c622ba8b2..211c5f74b4c8 100644
--- a/drivers/net/ethernet/i825xx/lasi_82596.c
+++ b/drivers/net/ethernet/i825xx/lasi_82596.c
@@ -105,7 +105,7 @@
#define DMA_WBACK_INV(ndev, addr, len) \
do { dma_cache_sync((ndev)->dev.parent, (void *)addr, len, DMA_BIDIRECTIONAL); } while (0)
-#define SYSBUS 0x0000006c;
+#define SYSBUS 0x0000006c
/* big endian CPU, 82596 "big" endian mode */
#define SWAP32(x) (((u32)(x)<<16) | ((((u32)(x)))>>16))
@@ -141,7 +141,8 @@ static void mpu_port(struct net_device *dev, int c, dma_addr_t x)
}
gsc_writel(a, dev->base_addr + PA_CPU_PORT_L_ACCESS);
- udelay(1);
+ if (!running_on_qemu)
+ udelay(1);
gsc_writel(b, dev->base_addr + PA_CPU_PORT_L_ACCESS);
}
^ permalink raw reply related [flat|nested] only message in thread
only message in thread, other threads:[~2019-04-02 10:21 UTC | newest]
Thread overview: (only message) (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-04-02 10:21 [PATCH] parisc: Improve LASI LAN for QEMU Helge Deller
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).