diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-07-31 09:39:56 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-07-31 09:39:56 +0200 |
| commit | fe3015748a905e08eb0e1750aa2928f520063d59 (patch) | |
| tree | d15524d1f7931e8e5964e9ff8368792d09282da5 /drivers/net/ethernet/intel/igc/igc_main.c | |
| parent | 16aae4c64600a6319a6f10dbff833fa198bf9599 (diff) | |
| parent | 5d0c230f1de8c7515b6567d9afba1f196fb4e2f4 (diff) | |
| download | lwn-fe3015748a905e08eb0e1750aa2928f520063d59.tar.gz lwn-fe3015748a905e08eb0e1750aa2928f520063d59.zip | |
Merge 6.5-rc4 into tty-next
We need the serial/tty fixes in here as well for testing and future
development.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/ethernet/intel/igc/igc_main.c')
| -rw-r--r-- | drivers/net/ethernet/intel/igc/igc_main.c | 40 |
1 files changed, 28 insertions, 12 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index f36bc2a1849a..bdeb36790d77 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -316,6 +316,33 @@ static void igc_clean_all_tx_rings(struct igc_adapter *adapter) igc_clean_tx_ring(adapter->tx_ring[i]); } +static void igc_disable_tx_ring_hw(struct igc_ring *ring) +{ + struct igc_hw *hw = &ring->q_vector->adapter->hw; + u8 idx = ring->reg_idx; + u32 txdctl; + + txdctl = rd32(IGC_TXDCTL(idx)); + txdctl &= ~IGC_TXDCTL_QUEUE_ENABLE; + txdctl |= IGC_TXDCTL_SWFLUSH; + wr32(IGC_TXDCTL(idx), txdctl); +} + +/** + * igc_disable_all_tx_rings_hw - Disable all transmit queue operation + * @adapter: board private structure + */ +static void igc_disable_all_tx_rings_hw(struct igc_adapter *adapter) +{ + int i; + + for (i = 0; i < adapter->num_tx_queues; i++) { + struct igc_ring *tx_ring = adapter->tx_ring[i]; + + igc_disable_tx_ring_hw(tx_ring); + } +} + /** * igc_setup_tx_resources - allocate Tx resources (Descriptors) * @tx_ring: tx descriptor ring (for a specific queue) to setup @@ -5058,6 +5085,7 @@ void igc_down(struct igc_adapter *adapter) /* clear VLAN promisc flag so VFTA will be updated if necessary */ adapter->flags &= ~IGC_FLAG_VLAN_PROMISC; + igc_disable_all_tx_rings_hw(adapter); igc_clean_all_tx_rings(adapter); igc_clean_all_rx_rings(adapter); } @@ -7290,18 +7318,6 @@ void igc_enable_rx_ring(struct igc_ring *ring) igc_alloc_rx_buffers(ring, igc_desc_unused(ring)); } -static void igc_disable_tx_ring_hw(struct igc_ring *ring) -{ - struct igc_hw *hw = &ring->q_vector->adapter->hw; - u8 idx = ring->reg_idx; - u32 txdctl; - - txdctl = rd32(IGC_TXDCTL(idx)); - txdctl &= ~IGC_TXDCTL_QUEUE_ENABLE; - txdctl |= IGC_TXDCTL_SWFLUSH; - wr32(IGC_TXDCTL(idx), txdctl); -} - void igc_disable_tx_ring(struct igc_ring *ring) { igc_disable_tx_ring_hw(ring); |