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[PATCH] e1000: Fix PHY config for 82573 controller

Added a delay to allow PHY configuration to complete before accessing NVM.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Jeff Kirsher há 19 anos atrás
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7892f59c5e
1 ficheiros alterados com 6 adições e 0 exclusões
  1. 6 0
      drivers/net/e1000/e1000_hw.c

+ 6 - 0
drivers/net/e1000/e1000_hw.c

@@ -6722,6 +6722,12 @@ e1000_get_phy_cfg_done(struct e1000_hw *hw)
         break;
     }
 
+    /* PHY configuration from NVM just starts after EECD_AUTO_RD sets to high.
+     * Need to wait for PHY configuration completion before accessing NVM
+     * and PHY. */
+    if (hw->mac_type == e1000_82573)
+        msec_delay(25);
+
     return E1000_SUCCESS;
 }