diff options
Diffstat (limited to 'drivers/net/ethernet/intel/e1000e/netdev.c')
| -rw-r--r-- | drivers/net/ethernet/intel/e1000e/netdev.c | 50 |
1 files changed, 37 insertions, 13 deletions
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index 664e8ccc88d2..99f4ec9b5696 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -501,6 +501,7 @@ rx_ring_summary: /** * e1000_desc_unused - calculate if we have unused descriptors + * @ring: pointer to ring struct to perform calculation on **/ static int e1000_desc_unused(struct e1000_ring *ring) { @@ -577,6 +578,7 @@ static void e1000e_rx_hwtstamp(struct e1000_adapter *adapter, u32 status, /** * e1000_receive_skb - helper function to handle Rx indications * @adapter: board private structure + * @netdev: pointer to netdev struct * @staterr: descriptor extended error and status field as written by hardware * @vlan: descriptor vlan field as written by hardware (no le/be conversion) * @skb: pointer to sk_buff to be indicated to stack @@ -601,8 +603,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter, * e1000_rx_checksum - Receive Checksum Offload * @adapter: board private structure * @status_err: receive descriptor status and error fields - * @csum: receive descriptor csum field - * @sk_buff: socket buffer with received data + * @skb: socket buffer with received data **/ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err, struct sk_buff *skb) @@ -673,6 +674,8 @@ static void e1000e_update_tdt_wa(struct e1000_ring *tx_ring, unsigned int i) /** * e1000_alloc_rx_buffers - Replace used receive buffers * @rx_ring: Rx descriptor ring + * @cleaned_count: number to reallocate + * @gfp: flags for allocation **/ static void e1000_alloc_rx_buffers(struct e1000_ring *rx_ring, int cleaned_count, gfp_t gfp) @@ -741,6 +744,8 @@ map_skb: /** * e1000_alloc_rx_buffers_ps - Replace used receive buffers; packet split * @rx_ring: Rx descriptor ring + * @cleaned_count: number to reallocate + * @gfp: flags for allocation **/ static void e1000_alloc_rx_buffers_ps(struct e1000_ring *rx_ring, int cleaned_count, gfp_t gfp) @@ -844,6 +849,7 @@ no_buffers: * e1000_alloc_jumbo_rx_buffers - Replace used jumbo receive buffers * @rx_ring: Rx descriptor ring * @cleaned_count: number of buffers to allocate this pass + * @gfp: flags for allocation **/ static void e1000_alloc_jumbo_rx_buffers(struct e1000_ring *rx_ring, @@ -933,6 +939,8 @@ static inline void e1000_rx_hash(struct net_device *netdev, __le32 rss, /** * e1000_clean_rx_irq - Send received data up the network stack * @rx_ring: Rx descriptor ring + * @work_done: output parameter for indicating completed work + * @work_to_do: how many packets we can clean * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -1327,6 +1335,8 @@ static bool e1000_clean_tx_irq(struct e1000_ring *tx_ring) /** * e1000_clean_rx_irq_ps - Send received data up the network stack; packet split * @rx_ring: Rx descriptor ring + * @work_done: output parameter for indicating completed work + * @work_to_do: how many packets we can clean * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -1517,9 +1527,6 @@ next_desc: return cleaned; } -/** - * e1000_consume_page - helper function - **/ static void e1000_consume_page(struct e1000_buffer *bi, struct sk_buff *skb, u16 length) { @@ -1531,7 +1538,9 @@ static void e1000_consume_page(struct e1000_buffer *bi, struct sk_buff *skb, /** * e1000_clean_jumbo_rx_irq - Send received data up the network stack; legacy - * @adapter: board private structure + * @rx_ring: Rx descriptor ring + * @work_done: output parameter for indicating completed work + * @work_to_do: how many packets we can clean * * the return value indicates whether actual cleaning was done, there * is no guarantee that everything was cleaned @@ -1994,6 +2003,7 @@ static irqreturn_t e1000_intr_msix_rx(int __always_unused irq, void *data) /** * e1000_configure_msix - Configure MSI-X hardware + * @adapter: board private structure * * e1000_configure_msix sets up the hardware to properly * generate MSI-X interrupts. @@ -2072,6 +2082,7 @@ void e1000e_reset_interrupt_capability(struct e1000_adapter *adapter) /** * e1000e_set_interrupt_capability - set MSI or MSI-X if supported + * @adapter: board private structure * * Attempt to configure interrupts using the best available * capabilities of the hardware and kernel. @@ -2127,6 +2138,7 @@ void e1000e_set_interrupt_capability(struct e1000_adapter *adapter) /** * e1000_request_msix - Initialize MSI-X interrupts + * @adapter: board private structure * * e1000_request_msix allocates MSI-X vectors and requests interrupts from the * kernel. @@ -2180,6 +2192,7 @@ static int e1000_request_msix(struct e1000_adapter *adapter) /** * e1000_request_irq - initialize interrupts + * @adapter: board private structure * * Attempts to configure interrupts using the best available * capabilities of the hardware and kernel. @@ -2240,6 +2253,7 @@ static void e1000_free_irq(struct e1000_adapter *adapter) /** * e1000_irq_disable - Mask off interrupt generation on the NIC + * @adapter: board private structure **/ static void e1000_irq_disable(struct e1000_adapter *adapter) { @@ -2262,6 +2276,7 @@ static void e1000_irq_disable(struct e1000_adapter *adapter) /** * e1000_irq_enable - Enable default interrupt generation settings + * @adapter: board private structure **/ static void e1000_irq_enable(struct e1000_adapter *adapter) { @@ -2332,6 +2347,8 @@ void e1000e_release_hw_control(struct e1000_adapter *adapter) /** * e1000_alloc_ring_dma - allocate memory for a ring structure + * @adapter: board private structure + * @ring: ring struct for which to allocate dma **/ static int e1000_alloc_ring_dma(struct e1000_adapter *adapter, struct e1000_ring *ring) @@ -2507,7 +2524,6 @@ void e1000e_free_rx_resources(struct e1000_ring *rx_ring) /** * e1000_update_itr - update the dynamic ITR value based on statistics - * @adapter: pointer to adapter * @itr_setting: current adapter->itr * @packets: the number of packets during this measurement interval * @bytes: the number of bytes during this measurement interval @@ -3049,12 +3065,13 @@ static void e1000_configure_tx(struct e1000_adapter *adapter) } } +#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \ + (((S) & (PAGE_SIZE - 1)) ? 1 : 0)) + /** * e1000_setup_rctl - configure the receive control registers * @adapter: Board private structure **/ -#define PAGE_USE_COUNT(S) (((S) >> PAGE_SHIFT) + \ - (((S) & (PAGE_SIZE - 1)) ? 1 : 0)) static void e1000_setup_rctl(struct e1000_adapter *adapter) { struct e1000_hw *hw = &adapter->hw; @@ -3605,6 +3622,7 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca) /** * e1000e_config_hwtstamp - configure the hwtstamp registers and enable/disable * @adapter: board private structure + * @config: timestamp configuration * * Outgoing time stamping can be enabled and disabled. Play nice and * disable it when requested, although it shouldn't cause any overhead @@ -3808,6 +3826,7 @@ void e1000e_power_up_phy(struct e1000_adapter *adapter) /** * e1000_power_down_phy - Power down the PHY + * @adapter: board private structure * * Power down the PHY so no link is implied when interface is down. * The PHY cannot be powered down if management or WoL is active. @@ -3820,6 +3839,7 @@ static void e1000_power_down_phy(struct e1000_adapter *adapter) /** * e1000_flush_tx_ring - remove all descriptors from the tx_ring + * @adapter: board private structure * * We want to clear all pending descriptors from the TX ring. * zeroing happens when the HW reads the regs. We assign the ring itself as @@ -3854,6 +3874,7 @@ static void e1000_flush_tx_ring(struct e1000_adapter *adapter) /** * e1000_flush_rx_ring - remove all descriptors from the rx_ring + * @adapter: board private structure * * Mark all descriptors in the RX ring as consumed and disable the rx ring */ @@ -3886,6 +3907,7 @@ static void e1000_flush_rx_ring(struct e1000_adapter *adapter) /** * e1000_flush_desc_rings - remove all descriptors from the descriptor rings + * @adapter: board private structure * * In i219, the descriptor rings must be emptied before resetting the HW * or before changing the device state to D3 during runtime (runtime PM). @@ -3968,6 +3990,7 @@ static void e1000e_systim_reset(struct e1000_adapter *adapter) /** * e1000e_reset - bring the hardware into a known good state + * @adapter: board private structure * * This function boots the hardware and enables some settings that * require a configuration cycle of the hardware - those cannot be @@ -4847,7 +4870,7 @@ static void e1000e_update_phy_task(struct work_struct *work) /** * e1000_update_phy_info - timre call-back to update PHY info - * @data: pointer to adapter cast into an unsigned long + * @t: pointer to timer_list containing private info adapter * * Need to wait a few seconds after link up to get diagnostic information from * the phy @@ -5187,7 +5210,7 @@ static void e1000e_check_82574_phy_workaround(struct e1000_adapter *adapter) /** * e1000_watchdog - Timer Call-back - * @data: pointer to adapter cast into an unsigned long + * @t: pointer to timer_list containing private info adapter **/ static void e1000_watchdog(struct timer_list *t) { @@ -5972,8 +5995,9 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb, /** * e1000_tx_timeout - Respond to a Tx Hang * @netdev: network interface device structure + * @txqueue: index of the hung queue (unused) **/ -static void e1000_tx_timeout(struct net_device *netdev, unsigned int txqueue) +static void e1000_tx_timeout(struct net_device *netdev, unsigned int __always_unused txqueue) { struct e1000_adapter *adapter = netdev_priv(netdev); @@ -6174,7 +6198,7 @@ static int e1000_mii_ioctl(struct net_device *netdev, struct ifreq *ifr, /** * e1000e_hwtstamp_ioctl - control hardware time stamping * @netdev: network interface device structure - * @ifreq: interface request + * @ifr: interface request * * Outgoing time stamping can be enabled and disabled. Play nice and * disable it when requested, although it shouldn't cause any overhead |