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r8169: allow setting irq coalescing if link is down

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So far we can not configure irq coalescing when link is down. Allow the
user to do this, and assume that he wants to configure irq coalescing
for highest speed. Otherwise the irq rate is low enough anyway.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Heiner Kallweit 2020-06-17 22:56:27 +02:00 committed by David S. Miller
parent 9f0b54cd16
commit 51f6291b04
1 changed files with 8 additions and 4 deletions
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12
drivers/net/ethernet/realtek/r8169_main.c
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@ -1731,16 +1731,16 @@ struct rtl_coalesce_info {
#define COALESCE_DELAY(d) { (d), 8 * (d), 16 * (d), 32 * (d) }
static const struct rtl_coalesce_info rtl_coalesce_info_8169[] = {
{ SPEED_10, COALESCE_DELAY(40960) },
{ SPEED_100, COALESCE_DELAY(2560) },
{ SPEED_1000, COALESCE_DELAY(320) },
{ SPEED_100, COALESCE_DELAY(2560) },
{ SPEED_10, COALESCE_DELAY(40960) },
{ 0 },
};
static const struct rtl_coalesce_info rtl_coalesce_info_8168_8136[] = {
{ SPEED_10, COALESCE_DELAY(40960) },
{ SPEED_100, COALESCE_DELAY(2560) },
{ SPEED_1000, COALESCE_DELAY(5000) },
{ SPEED_100, COALESCE_DELAY(2560) },
{ SPEED_10, COALESCE_DELAY(40960) },
{ 0 },
};
#undef COALESCE_DELAY
@ -1756,6 +1756,10 @@ rtl_coalesce_info(struct rtl8169_private *tp)
else
ci = rtl_coalesce_info_8168_8136;
/* if speed is unknown assume highest one */
if (tp->phydev->speed == SPEED_UNKNOWN)
return ci;
for (; ci->speed; ci++) {
if (tp->phydev->speed == ci->speed)
return ci;