From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Kok, Auke" Subject: [PATCH 12/21] e1000: fix adapter led blinking inconsistency Date: Wed, 21 Jun 2006 22:20:32 -0700 Message-ID: <20060622052032.25497.4540.stgit@gitlost.site> References: <20060622051815.25497.89192.stgit@gitlost.site> Cc: netdev@vger.kernel.org, "Brandeburg, Jesse" , "Kok, Auke" , "Kok, Auke" , "Ronciak, John" Return-path: Received: from [63.64.152.142] ([63.64.152.142]:55048 "EHLO gitlost.site") by vger.kernel.org with ESMTP id S932806AbWFVFOe (ORCPT ); Thu, 22 Jun 2006 01:14:34 -0400 To: "Garzik, Jeff" In-Reply-To: <20060622051815.25497.89192.stgit@gitlost.site> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Several e1000 adapters were not blinking correctly or inconsistently. This patch cleans this up and makes them all behave the same as far as possible. Signed-off-by: Jeff Kirsher Signed-off-by: Auke Kok --- drivers/net/e1000/e1000_ethtool.c | 15 +-------------- drivers/net/e1000/e1000_hw.c | 38 +++++++++++++++++++++++++++++++++++++ drivers/net/e1000/e1000_hw.h | 1 + 3 files changed, 40 insertions(+), 14 deletions(-) diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c index cf5c5f4..0609155 100644 --- a/drivers/net/e1000/e1000_ethtool.c +++ b/drivers/net/e1000/e1000_ethtool.c @@ -1786,21 +1786,8 @@ e1000_phys_id(struct net_device *netdev, mod_timer(&adapter->blink_timer, jiffies); msleep_interruptible(data * 1000); del_timer_sync(&adapter->blink_timer); - } else if (adapter->hw.mac_type < e1000_82573) { - E1000_WRITE_REG(&adapter->hw, LEDCTL, - (E1000_LEDCTL_LED2_BLINK_RATE | - E1000_LEDCTL_LED0_BLINK | E1000_LEDCTL_LED2_BLINK | - (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED2_MODE_SHIFT) | - (E1000_LEDCTL_MODE_LINK_ACTIVITY << E1000_LEDCTL_LED0_MODE_SHIFT) | - (E1000_LEDCTL_MODE_LED_OFF << E1000_LEDCTL_LED1_MODE_SHIFT))); - msleep_interruptible(data * 1000); } else { - E1000_WRITE_REG(&adapter->hw, LEDCTL, - (E1000_LEDCTL_LED2_BLINK_RATE | - E1000_LEDCTL_LED1_BLINK | E1000_LEDCTL_LED2_BLINK | - (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED2_MODE_SHIFT) | - (E1000_LEDCTL_MODE_LINK_ACTIVITY << E1000_LEDCTL_LED1_MODE_SHIFT) | - (E1000_LEDCTL_MODE_LED_OFF << E1000_LEDCTL_LED0_MODE_SHIFT))); + e1000_blink_led_start(&adapter->hw); msleep_interruptible(data * 1000); } diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c index 749d621..1c5b184 100644 --- a/drivers/net/e1000/e1000_hw.c +++ b/drivers/net/e1000/e1000_hw.c @@ -5537,6 +5537,44 @@ e1000_setup_led(struct e1000_hw *hw) } /****************************************************************************** + * Used on 82571 and later Si that has LED blink bits. + * Callers must use their own timer and should have already called + * e1000_id_led_init() + * Call e1000_cleanup led() to stop blinking + * + * hw - Struct containing variables accessed by shared code + *****************************************************************************/ +int32_t +e1000_blink_led_start(struct e1000_hw *hw) +{ + int16_t i; + uint32_t ledctl_blink = 0; + + DEBUGFUNC("e1000_id_led_blink_on"); + + if (hw->mac_type < e1000_82571) { + /* Nothing to do */ + return E1000_SUCCESS; + } + if (hw->media_type == e1000_media_type_fiber) { + /* always blink LED0 for PCI-E fiber */ + ledctl_blink = E1000_LEDCTL_LED0_BLINK | + (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT); + } else { + /* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */ + ledctl_blink = hw->ledctl_mode2; + for (i=0; i < 4; i++) + if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) == + E1000_LEDCTL_MODE_LED_ON) + ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8)); + } + + E1000_WRITE_REG(hw, LEDCTL, ledctl_blink); + + return E1000_SUCCESS; +} + +/****************************************************************************** * Restores the saved state of the SW controlable LED. * * hw - Struct containing variables accessed by shared code diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h index 467c9ed..941b47d 100644 --- a/drivers/net/e1000/e1000_hw.h +++ b/drivers/net/e1000/e1000_hw.h @@ -401,6 +401,7 @@ int32_t e1000_setup_led(struct e1000_hw int32_t e1000_cleanup_led(struct e1000_hw *hw); int32_t e1000_led_on(struct e1000_hw *hw); int32_t e1000_led_off(struct e1000_hw *hw); +int32_t e1000_blink_led_start(struct e1000_hw *hw); /* Adaptive IFS Functions */ -- Auke Kok