2022-04-26 01:47:45

by Bjorn Helgaas

[permalink] [raw]
Subject: [PATCH 2/2] net: remove comments that mention obsolete __SLOW_DOWN_IO

From: Bjorn Helgaas <[email protected]>

The only remaining definitions of __SLOW_DOWN_IO (for alpha and ia64) do
nothing, and the only mentions in networking are in comments. Remove these
mentions.

Signed-off-by: Bjorn Helgaas <[email protected]>
---
drivers/atm/nicstarmac.c | 5 -----
drivers/net/ethernet/dec/tulip/winbond-840.c | 2 --
drivers/net/ethernet/natsemi/natsemi.c | 2 --
3 files changed, 9 deletions(-)

diff --git a/drivers/atm/nicstarmac.c b/drivers/atm/nicstarmac.c
index e0dda9062e6b..791f69a07ddf 100644
--- a/drivers/atm/nicstarmac.c
+++ b/drivers/atm/nicstarmac.c
@@ -14,11 +14,6 @@ typedef void __iomem *virt_addr_t;

#define CYCLE_DELAY 5

-/*
- This was the original definition
-#define osp_MicroDelay(microsec) \
- do { int _i = 4*microsec; while (--_i > 0) { __SLOW_DOWN_IO; }} while (0)
-*/
#define osp_MicroDelay(microsec) {unsigned long useconds = (microsec); \
udelay((useconds));}
/*
diff --git a/drivers/net/ethernet/dec/tulip/winbond-840.c b/drivers/net/ethernet/dec/tulip/winbond-840.c
index 86b1d23eba83..1db19463fd46 100644
--- a/drivers/net/ethernet/dec/tulip/winbond-840.c
+++ b/drivers/net/ethernet/dec/tulip/winbond-840.c
@@ -474,8 +474,6 @@ static int w840_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
No extra delay is needed with 33Mhz PCI, but future 66Mhz access may need
a delay. Note that pre-2.0.34 kernels had a cache-alignment bug that
made udelay() unreliable.
- The old method of using an ISA access as a delay, __SLOW_DOWN_IO__, is
- deprecated.
*/
#define eeprom_delay(ee_addr) ioread32(ee_addr)

diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c
index 82a22711ce45..50bca486a244 100644
--- a/drivers/net/ethernet/natsemi/natsemi.c
+++ b/drivers/net/ethernet/natsemi/natsemi.c
@@ -989,8 +989,6 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
No extra delay is needed with 33Mhz PCI, but future 66Mhz access may need
a delay. Note that pre-2.0.34 kernels had a cache-alignment bug that
made udelay() unreliable.
- The old method of using an ISA access as a delay, __SLOW_DOWN_IO__, is
- deprecated.
*/
#define eeprom_delay(ee_addr) readl(ee_addr)

--
2.25.1