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igc: Remove copper fiber switch control

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i225 device support copper mode only
PHY signal detect indication for copper fiber switch
not applicable to i225 part

Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Sasha Neftin 2020-03-03 20:26:10 +02:00 committed by Jeff Kirsher
parent 635071e2c4
commit 2e39d2c8ff
2 changed files with 0 additions and 11 deletions
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2
drivers/net/ethernet/intel/igc/igc_defines.h
View File

@ -91,8 +91,6 @@
#define IGC_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
#define IGC_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
#define IGC_CONNSW_AUTOSENSE_EN 0x1
/* As per the EAS the maximum supported size is 9.5KB (9728 bytes) */
#define MAX_JUMBO_FRAME_SIZE 0x2600

9
drivers/net/ethernet/intel/igc/igc_main.c
View File

@ -4033,7 +4033,6 @@ static void igc_watchdog_task(struct work_struct *work)
struct igc_hw *hw = &adapter->hw;
struct igc_phy_info *phy = &hw->phy;
u16 phy_data, retry_count = 20;
u32 connsw;
u32 link;
int i;
@ -4046,14 +4045,6 @@ static void igc_watchdog_task(struct work_struct *work)
link = false;
}
/* Force link down if we have fiber to swap to */
if (adapter->flags & IGC_FLAG_MAS_ENABLE) {
if (hw->phy.media_type == igc_media_type_copper) {
connsw = rd32(IGC_CONNSW);
if (!(connsw & IGC_CONNSW_AUTOSENSE_EN))
link = 0;
}
}
if (link) {
/* Cancel scheduled suspend requests. */
pm_runtime_resume(netdev->dev.parent);