mirror of
https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
synced 2024-09-30 08:45:09 +00:00
spidernet: load firmware when open
This patch moves calling init_firmware() from spider_net_probe() to spider_net_open() so as to use the driver by built-in. Signed-off-by: Kou Ishizaki <kou.ishizaki@toshiba.co.jp> Signed-off-by: Linas Vepstas <linas@austin.ibm.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Kou Ishizaki
Jeff Garzik
parent
abdb66b566
commit
3cf761ddcc
1 changed files with 173 additions and 174 deletions
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@ -1704,174 +1704,6 @@ spider_net_enable_card(struct spider_net_card *card)
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SPIDER_NET_GDTBSTA);
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}
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/**
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* spider_net_open - called upon ifonfig up
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* @netdev: interface device structure
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*
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* returns 0 on success, <0 on failure
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*
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* spider_net_open allocates all the descriptors and memory needed for
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* operation, sets up multicast list and enables interrupts
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*/
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int
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spider_net_open(struct net_device *netdev)
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{
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struct spider_net_card *card = netdev_priv(netdev);
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int result;
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/* start probing with copper */
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spider_net_setup_aneg(card);
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if (card->phy.def->phy_id)
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mod_timer(&card->aneg_timer, jiffies + SPIDER_NET_ANEG_TIMER);
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result = spider_net_init_chain(card, &card->tx_chain);
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if (result)
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goto alloc_tx_failed;
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card->low_watermark = NULL;
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result = spider_net_init_chain(card, &card->rx_chain);
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if (result)
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goto alloc_rx_failed;
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/* Allocate rx skbs */
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if (spider_net_alloc_rx_skbs(card))
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goto alloc_skbs_failed;
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spider_net_set_multi(netdev);
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/* further enhancement: setup hw vlan, if needed */
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result = -EBUSY;
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if (request_irq(netdev->irq, spider_net_interrupt,
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IRQF_SHARED, netdev->name, netdev))
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goto register_int_failed;
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spider_net_enable_card(card);
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netif_start_queue(netdev);
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netif_carrier_on(netdev);
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netif_poll_enable(netdev);
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return 0;
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register_int_failed:
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spider_net_free_rx_chain_contents(card);
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alloc_skbs_failed:
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spider_net_free_chain(card, &card->rx_chain);
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alloc_rx_failed:
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spider_net_free_chain(card, &card->tx_chain);
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alloc_tx_failed:
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del_timer_sync(&card->aneg_timer);
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return result;
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}
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/**
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* spider_net_link_phy
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* @data: used for pointer to card structure
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*
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*/
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static void spider_net_link_phy(unsigned long data)
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{
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struct spider_net_card *card = (struct spider_net_card *)data;
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struct mii_phy *phy = &card->phy;
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/* if link didn't come up after SPIDER_NET_ANEG_TIMEOUT tries, setup phy again */
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if (card->aneg_count > SPIDER_NET_ANEG_TIMEOUT) {
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pr_info("%s: link is down trying to bring it up\n", card->netdev->name);
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switch (phy->medium) {
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case GMII_COPPER:
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/* enable fiber with autonegotiation first */
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if (phy->def->ops->enable_fiber)
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phy->def->ops->enable_fiber(phy, 1);
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phy->medium = GMII_FIBER;
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break;
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case GMII_FIBER:
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/* fiber didn't come up, try to disable fiber autoneg */
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if (phy->def->ops->enable_fiber)
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phy->def->ops->enable_fiber(phy, 0);
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phy->medium = GMII_UNKNOWN;
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break;
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case GMII_UNKNOWN:
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/* copper, fiber with and without failed,
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* retry from beginning */
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spider_net_setup_aneg(card);
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phy->medium = GMII_COPPER;
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break;
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}
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card->aneg_count = 0;
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mod_timer(&card->aneg_timer, jiffies + SPIDER_NET_ANEG_TIMER);
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return;
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}
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/* link still not up, try again later */
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if (!(phy->def->ops->poll_link(phy))) {
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card->aneg_count++;
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mod_timer(&card->aneg_timer, jiffies + SPIDER_NET_ANEG_TIMER);
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return;
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}
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/* link came up, get abilities */
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phy->def->ops->read_link(phy);
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spider_net_write_reg(card, SPIDER_NET_GMACST,
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spider_net_read_reg(card, SPIDER_NET_GMACST));
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spider_net_write_reg(card, SPIDER_NET_GMACINTEN, 0x4);
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if (phy->speed == 1000)
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spider_net_write_reg(card, SPIDER_NET_GMACMODE, 0x00000001);
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else
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spider_net_write_reg(card, SPIDER_NET_GMACMODE, 0);
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card->aneg_count = 0;
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pr_debug("Found %s with %i Mbps, %s-duplex %sautoneg.\n",
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phy->def->name, phy->speed, phy->duplex==1 ? "Full" : "Half",
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phy->autoneg==1 ? "" : "no ");
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return;
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}
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/**
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* spider_net_setup_phy - setup PHY
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* @card: card structure
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*
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* returns 0 on success, <0 on failure
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*
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* spider_net_setup_phy is used as part of spider_net_probe.
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**/
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static int
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spider_net_setup_phy(struct spider_net_card *card)
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{
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struct mii_phy *phy = &card->phy;
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spider_net_write_reg(card, SPIDER_NET_GDTDMASEL,
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SPIDER_NET_DMASEL_VALUE);
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spider_net_write_reg(card, SPIDER_NET_GPCCTRL,
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SPIDER_NET_PHY_CTRL_VALUE);
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phy->dev = card->netdev;
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phy->mdio_read = spider_net_read_phy;
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phy->mdio_write = spider_net_write_phy;
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for (phy->mii_id = 1; phy->mii_id <= 31; phy->mii_id++) {
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unsigned short id;
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id = spider_net_read_phy(card->netdev, phy->mii_id, MII_BMSR);
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if (id != 0x0000 && id != 0xffff) {
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if (!mii_phy_probe(phy, phy->mii_id)) {
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pr_info("Found %s.\n", phy->def->name);
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break;
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}
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}
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}
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return 0;
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}
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/**
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* spider_net_download_firmware - loads firmware into the adapter
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* @card: card structure
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@ -1990,6 +1822,179 @@ out_err:
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return err;
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}
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/**
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* spider_net_open - called upon ifonfig up
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* @netdev: interface device structure
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*
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* returns 0 on success, <0 on failure
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*
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* spider_net_open allocates all the descriptors and memory needed for
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* operation, sets up multicast list and enables interrupts
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*/
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int
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spider_net_open(struct net_device *netdev)
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{
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struct spider_net_card *card = netdev_priv(netdev);
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int result;
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result = spider_net_init_firmware(card);
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if (result)
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goto init_firmware_failed;
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/* start probing with copper */
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spider_net_setup_aneg(card);
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if (card->phy.def->phy_id)
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mod_timer(&card->aneg_timer, jiffies + SPIDER_NET_ANEG_TIMER);
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result = spider_net_init_chain(card, &card->tx_chain);
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if (result)
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goto alloc_tx_failed;
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card->low_watermark = NULL;
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result = spider_net_init_chain(card, &card->rx_chain);
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if (result)
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goto alloc_rx_failed;
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/* Allocate rx skbs */
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if (spider_net_alloc_rx_skbs(card))
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goto alloc_skbs_failed;
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spider_net_set_multi(netdev);
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/* further enhancement: setup hw vlan, if needed */
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result = -EBUSY;
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if (request_irq(netdev->irq, spider_net_interrupt,
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IRQF_SHARED, netdev->name, netdev))
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goto register_int_failed;
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spider_net_enable_card(card);
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netif_start_queue(netdev);
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netif_carrier_on(netdev);
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netif_poll_enable(netdev);
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return 0;
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register_int_failed:
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spider_net_free_rx_chain_contents(card);
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alloc_skbs_failed:
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spider_net_free_chain(card, &card->rx_chain);
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alloc_rx_failed:
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spider_net_free_chain(card, &card->tx_chain);
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alloc_tx_failed:
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del_timer_sync(&card->aneg_timer);
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init_firmware_failed:
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return result;
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}
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/**
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* spider_net_link_phy
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* @data: used for pointer to card structure
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*
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*/
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static void spider_net_link_phy(unsigned long data)
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{
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struct spider_net_card *card = (struct spider_net_card *)data;
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struct mii_phy *phy = &card->phy;
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/* if link didn't come up after SPIDER_NET_ANEG_TIMEOUT tries, setup phy again */
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if (card->aneg_count > SPIDER_NET_ANEG_TIMEOUT) {
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pr_info("%s: link is down trying to bring it up\n", card->netdev->name);
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switch (phy->medium) {
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case GMII_COPPER:
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/* enable fiber with autonegotiation first */
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if (phy->def->ops->enable_fiber)
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phy->def->ops->enable_fiber(phy, 1);
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phy->medium = GMII_FIBER;
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break;
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case GMII_FIBER:
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/* fiber didn't come up, try to disable fiber autoneg */
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if (phy->def->ops->enable_fiber)
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phy->def->ops->enable_fiber(phy, 0);
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phy->medium = GMII_UNKNOWN;
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break;
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case GMII_UNKNOWN:
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/* copper, fiber with and without failed,
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* retry from beginning */
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spider_net_setup_aneg(card);
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phy->medium = GMII_COPPER;
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break;
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}
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card->aneg_count = 0;
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mod_timer(&card->aneg_timer, jiffies + SPIDER_NET_ANEG_TIMER);
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return;
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}
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/* link still not up, try again later */
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if (!(phy->def->ops->poll_link(phy))) {
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card->aneg_count++;
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mod_timer(&card->aneg_timer, jiffies + SPIDER_NET_ANEG_TIMER);
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return;
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}
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/* link came up, get abilities */
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phy->def->ops->read_link(phy);
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spider_net_write_reg(card, SPIDER_NET_GMACST,
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spider_net_read_reg(card, SPIDER_NET_GMACST));
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spider_net_write_reg(card, SPIDER_NET_GMACINTEN, 0x4);
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if (phy->speed == 1000)
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spider_net_write_reg(card, SPIDER_NET_GMACMODE, 0x00000001);
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else
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spider_net_write_reg(card, SPIDER_NET_GMACMODE, 0);
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card->aneg_count = 0;
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pr_debug("Found %s with %i Mbps, %s-duplex %sautoneg.\n",
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phy->def->name, phy->speed, phy->duplex==1 ? "Full" : "Half",
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phy->autoneg==1 ? "" : "no ");
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return;
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}
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/**
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* spider_net_setup_phy - setup PHY
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* @card: card structure
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*
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* returns 0 on success, <0 on failure
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*
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* spider_net_setup_phy is used as part of spider_net_probe.
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**/
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static int
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spider_net_setup_phy(struct spider_net_card *card)
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{
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struct mii_phy *phy = &card->phy;
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spider_net_write_reg(card, SPIDER_NET_GDTDMASEL,
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SPIDER_NET_DMASEL_VALUE);
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spider_net_write_reg(card, SPIDER_NET_GPCCTRL,
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SPIDER_NET_PHY_CTRL_VALUE);
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phy->dev = card->netdev;
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phy->mdio_read = spider_net_read_phy;
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phy->mdio_write = spider_net_write_phy;
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for (phy->mii_id = 1; phy->mii_id <= 31; phy->mii_id++) {
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unsigned short id;
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id = spider_net_read_phy(card->netdev, phy->mii_id, MII_BMSR);
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if (id != 0x0000 && id != 0xffff) {
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if (!mii_phy_probe(phy, phy->mii_id)) {
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pr_info("Found %s.\n", phy->def->name);
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break;
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}
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}
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}
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return 0;
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}
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/**
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* spider_net_workaround_rxramfull - work around firmware bug
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* @card: card structure
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@ -2090,8 +2095,6 @@ spider_net_tx_timeout_task(struct work_struct *work)
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if (spider_net_setup_phy(card))
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goto out;
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if (spider_net_init_firmware(card))
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goto out;
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spider_net_open(netdev);
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spider_net_kick_tx_dma(card);
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@ -2363,10 +2366,6 @@ spider_net_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
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if (err)
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goto out_undo_pci;
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err = spider_net_init_firmware(card);
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if (err)
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goto out_undo_pci;
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err = spider_net_setup_netdev(card);
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if (err)
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goto out_undo_pci;
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