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Date: Thu, 29 Mar 2007 17:03:24 -0700
From: "Kok, Auke" <auke-jan.h.kok@...el.com>
To: Andrew Morton <akpm@...ux-foundation.org>
CC: jesse.brandeburg@...el.com, john.ronciak@...el.com,
arjan@...ux.intel.com, netdev@...r.kernel.org, jgarzik@...ox.com
Subject: Re: [-MM GIT PULL] e1000: fixes, API rewrite, cleanups
Andrew Morton wrote:
> On Thu Mar 29 15:50:55 PDT 2007
> Auke Kok <auke-jan.h.kok@...el.com> wrote:
>
>> Please consider pulling from my git tree:
>> git-pull git://lost.foo-projects.org/~ahkok/git/netdev-2.6 mm
>>
>> To get a copy of my current e1000 queue. This tree consists of a recent
>> 'master' branch from linus, and the following patches:
>>
>> 1) 3 patches from jgarzik's e1000-fixes tree
>> 2) 3 patches from jgarzik's upstream branch
>> 3) the hardware initialization API rewrite (as a single commit) patch
>> posted on netdev yesterday
>> 4) 15 other fixes and cleanups currently in my e1000 queue
>
> OK. I got quite a lot of git carnage when generating the git-netdev-all
> versus git-e1000 diff. But as long as things don't change too much we
> should be OK.
>
> What I do when this happens is to manually create a remove-the-git-rejects
> patch. Hope I got it right..
>
> Davem's tree diddles e1000_main.c as well, so whoever merges second has
> a little bit of rework to do.
>
> The current davem diff is 2.2MB, touching 852 files. Nobody breathe...
it looks about right. I'll try to verify tomorrow that it is OK.
Thanks,
Auke
>
>
>
> drivers/net/e1000/e1000_ethtool.c | 5 -
> drivers/net/e1000/e1000_main.c | 91 ----------------------------
> 2 files changed, 96 deletions(-)
>
> diff -puN drivers/net/e1000/e1000_ethtool.c~git-e1000-fixup drivers/net/e1000/e1000_ethtool.c
> --- a/drivers/net/e1000/e1000_ethtool.c~git-e1000-fixup
> +++ a/drivers/net/e1000/e1000_ethtool.c
> @@ -1046,13 +1046,8 @@ e1000_setup_desc_rings(struct e1000_adap
> struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
> struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
> struct pci_dev *pdev = adapter->pdev;
> -<<<<<<< HEAD/drivers/net/e1000/e1000_ethtool.c
> - uint32_t rctl;
> - int i, ret_val;
> -=======
> u32 rctl;
> int i, ret_val;
> ->>>>>>> /drivers/net/e1000/e1000_ethtool.c
>
> /* Setup Tx descriptor ring and Tx buffers */
>
> diff -puN drivers/net/e1000/e1000_main.c~git-e1000-fixup drivers/net/e1000/e1000_main.c
> --- a/drivers/net/e1000/e1000_main.c~git-e1000-fixup
> +++ a/drivers/net/e1000/e1000_main.c
> @@ -425,42 +425,22 @@ e1000_update_mng_vlan(struct e1000_adapt
> static void
> e1000_release_hw_control(struct e1000_adapter *adapter)
> {
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - uint32_t ctrl_ext;
> - uint32_t swsm;
> -=======
> u32 ctrl_ext;
> u32 swsm;
> ->>>>>>> /drivers/net/e1000/e1000_main.c
>
> /* Let firmware taken over control of h/w */
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - switch (adapter->hw.mac_type) {
> - case e1000_82573:
> - swsm = E1000_READ_REG(&adapter->hw, SWSM);
> - E1000_WRITE_REG(&adapter->hw, SWSM,
> - swsm & ~E1000_SWSM_DRV_LOAD);
> - break;
> -=======
> switch (adapter->hw.mac.type) {
> case e1000_82573:
> swsm = E1000_READ_REG(&adapter->hw, E1000_SWSM);
> E1000_WRITE_REG(&adapter->hw, E1000_SWSM,
> swsm & ~E1000_SWSM_DRV_LOAD);
> break;
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> case e1000_82571:
> case e1000_82572:
> case e1000_80003es2lan:
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - case e1000_ich8lan:
> - ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
> - E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
> -=======
> case e1000_ich8lan:
> ctrl_ext = E1000_READ_REG(&adapter->hw, E1000_CTRL_EXT);
> E1000_WRITE_REG(&adapter->hw, E1000_CTRL_EXT,
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
> break;
> default:
> @@ -482,42 +462,22 @@ e1000_release_hw_control(struct e1000_ad
> static void
> e1000_get_hw_control(struct e1000_adapter *adapter)
> {
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - uint32_t ctrl_ext;
> - uint32_t swsm;
> -=======
> u32 ctrl_ext;
> u32 swsm;
> ->>>>>>> /drivers/net/e1000/e1000_main.c
>
> /* Let firmware know the driver has taken over */
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - switch (adapter->hw.mac_type) {
> - case e1000_82573:
> - swsm = E1000_READ_REG(&adapter->hw, SWSM);
> - E1000_WRITE_REG(&adapter->hw, SWSM,
> - swsm | E1000_SWSM_DRV_LOAD);
> - break;
> -=======
> switch (adapter->hw.mac.type) {
> case e1000_82573:
> swsm = E1000_READ_REG(&adapter->hw, E1000_SWSM);
> E1000_WRITE_REG(&adapter->hw, E1000_SWSM,
> swsm | E1000_SWSM_DRV_LOAD);
> break;
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> case e1000_82571:
> case e1000_82572:
> case e1000_80003es2lan:
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - case e1000_ich8lan:
> - ctrl_ext = E1000_READ_REG(&adapter->hw, CTRL_EXT);
> - E1000_WRITE_REG(&adapter->hw, CTRL_EXT,
> -=======
> case e1000_ich8lan:
> ctrl_ext = E1000_READ_REG(&adapter->hw, E1000_CTRL_EXT);
> E1000_WRITE_REG(&adapter->hw, E1000_CTRL_EXT,
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
> break;
> default:
> @@ -571,19 +531,11 @@ e1000_release_manageability(struct e1000
> }
> }
>
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> -/**
> - * e1000_configure - configure the hardware for RX and TX
> - * @adapter = private board structure
> - **/
> -static void e1000_configure(struct e1000_adapter *adapter)
> -=======
> /**
> * e1000_configure - configure the hardware for RX and TX
> * @adapter: private board structure
> **/
> static void e1000_configure(struct e1000_adapter *adapter)
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> {
> struct net_device *netdev = adapter->netdev;
> int i;
> @@ -705,11 +657,6 @@ e1000_down(struct e1000_adapter *adapter
> * reschedule our watchdog timer */
> set_bit(__E1000_DOWN, &adapter->flags);
>
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> -#ifdef CONFIG_E1000_NAPI
> - netif_poll_disable(netdev);
> -#endif
> -=======
> /* disable receives in the hardware */
> rctl = E1000_READ_REG(&adapter->hw, E1000_RCTL);
> E1000_WRITE_REG(&adapter->hw, E1000_RCTL, rctl & ~E1000_RCTL_EN);
> @@ -728,7 +675,6 @@ e1000_down(struct e1000_adapter *adapter
> #ifdef CONFIG_E1000_NAPI
> netif_poll_disable(netdev);
> #endif
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> e1000_irq_disable(adapter);
>
> del_timer_sync(&adapter->tx_fifo_stall_timer);
> @@ -1534,30 +1480,6 @@ e1000_open(struct net_device *netdev)
> e1000_check_mng_mode(&adapter->hw))
> e1000_get_hw_control(adapter);
>
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - /* before we allocate an interrupt, we must be ready to handle it.
> - * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
> - * as soon as we call pci_request_irq, so we have to setup our
> - * clean_rx handler before we do so. */
> - e1000_configure(adapter);
> -
> - err = e1000_request_irq(adapter);
> - if (err)
> - goto err_req_irq;
> -
> - /* From here on the code is the same as e1000_up() */
> - clear_bit(__E1000_DOWN, &adapter->flags);
> -
> -#ifdef CONFIG_E1000_NAPI
> - netif_poll_enable(netdev);
> -#endif
> -
> - e1000_irq_enable(adapter);
> -
> - /* fire a link status change interrupt to start the watchdog */
> - E1000_WRITE_REG(&adapter->hw, ICS, E1000_ICS_LSC);
> -
> -=======
> /* before we allocate an interrupt, we must be ready to handle it.
> * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
> * as soon as we call pci_request_irq, so we have to setup our
> @@ -1580,7 +1502,6 @@ e1000_open(struct net_device *netdev)
> /* fire a link status change interrupt to start the watchdog */
> E1000_WRITE_REG(&adapter->hw, E1000_ICS, E1000_ICS_LSC);
>
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> return E1000_SUCCESS;
>
> err_req_irq:
> @@ -2799,13 +2720,9 @@ e1000_watchdog_task(struct work_struct *
>
> netif_carrier_on(netdev);
> netif_wake_queue(netdev);
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
> -=======
> if (!test_bit(__E1000_DOWN, &adapter->flags))
> mod_timer(&adapter->phy_info_timer,
> round_jiffies(jiffies + 2 * HZ));
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> adapter->smartspeed = 0;
> } else {
> /* make sure the receive unit is started */
> @@ -2822,13 +2739,9 @@ e1000_watchdog_task(struct work_struct *
> DPRINTK(LINK, INFO, "NIC Link is Down\n");
> netif_carrier_off(netdev);
> netif_stop_queue(netdev);
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
> -=======
> if (!test_bit(__E1000_DOWN, &adapter->flags))
> mod_timer(&adapter->phy_info_timer,
> round_jiffies(jiffies + 2 * HZ));
> ->>>>>>> /drivers/net/e1000/e1000_main.c
>
> /* 80003ES2LAN workaround--
> * For packet buffer work-around on link down event;
> @@ -2881,13 +2794,9 @@ link_up:
> e1000_rar_set(&adapter->hw, adapter->hw.mac.addr, 0);
>
> /* Reset the timer */
> -<<<<<<< HEAD/drivers/net/e1000/e1000_main.c
> - mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 2 * HZ));
> -=======
> if (!test_bit(__E1000_DOWN, &adapter->flags))
> mod_timer(&adapter->watchdog_timer,
> round_jiffies(jiffies + 2 * HZ));
> ->>>>>>> /drivers/net/e1000/e1000_main.c
> }
>
> enum latency_range {
> _
-
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