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Side by Side Diff: chromeos/compat-wireless/drivers/net/wireless/ipw2x00/ipw2100.c

Issue 5326002: Update compat-wireless to 2.6.36-5-spn (Closed) Base URL: http://git.chromium.org/git/kernel.git@master
Patch Set: Fixes for !ACK handling, missing local changes, log message fixes Created 10 years ago
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1 /****************************************************************************** 1 /******************************************************************************
2 2
3 Copyright(c) 2003 - 2006 Intel Corporation. All rights reserved. 3 Copyright(c) 2003 - 2006 Intel Corporation. All rights reserved.
4 4
5 This program is free software; you can redistribute it and/or modify it 5 This program is free software; you can redistribute it and/or modify it
6 under the terms of version 2 of the GNU General Public License as 6 under the terms of version 2 of the GNU General Public License as
7 published by the Free Software Foundation. 7 published by the Free Software Foundation.
8 8
9 This program is distributed in the hope that it will be useful, but WITHOUT 9 This program is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
(...skipping 2722 matching lines...) Expand 10 before | Expand all | Expand 10 after
2733 } 2733 }
2734 2734
2735 i = (rxq->next + 1) % rxq->entries; 2735 i = (rxq->next + 1) % rxq->entries;
2736 s = i; 2736 s = i;
2737 while (i != r) { 2737 while (i != r) {
2738 /* IPW_DEBUG_RX("r = %d : w = %d : processing = %d\n", 2738 /* IPW_DEBUG_RX("r = %d : w = %d : processing = %d\n",
2739 r, rxq->next, i); */ 2739 r, rxq->next, i); */
2740 2740
2741 packet = &priv->rx_buffers[i]; 2741 packet = &priv->rx_buffers[i];
2742 2742
2743 /* Sync the DMA for the STATUS buffer so CPU is sure to get
2744 * the correct values */
2745 pci_dma_sync_single_for_cpu(priv->pci_dev,
2746 sq->nic +
2747 sizeof(struct ipw2100_status) * i,
2748 sizeof(struct ipw2100_status),
2749 PCI_DMA_FROMDEVICE);
2750
2751 /* Sync the DMA for the RX buffer so CPU is sure to get 2743 /* Sync the DMA for the RX buffer so CPU is sure to get
2752 * the correct values */ 2744 * the correct values */
2753 pci_dma_sync_single_for_cpu(priv->pci_dev, packet->dma_addr, 2745 pci_dma_sync_single_for_cpu(priv->pci_dev, packet->dma_addr,
2754 sizeof(struct ipw2100_rx), 2746 sizeof(struct ipw2100_rx),
2755 PCI_DMA_FROMDEVICE); 2747 PCI_DMA_FROMDEVICE);
2756 2748
2757 if (unlikely(ipw2100_corruption_check(priv, i))) { 2749 if (unlikely(ipw2100_corruption_check(priv, i))) {
2758 ipw2100_corruption_detected(priv, i); 2750 ipw2100_corruption_detected(priv, i);
2759 goto increment; 2751 goto increment;
2760 } 2752 }
(...skipping 3918 matching lines...) Expand 10 before | Expand all | Expand 10 after
6679 * or we risk an unlikely race condition on someone accessing 6671 * or we risk an unlikely race condition on someone accessing
6680 * uninitialized data in the PCI dev struct through /proc. 6672 * uninitialized data in the PCI dev struct through /proc.
6681 */ 6673 */
6682 static int __init ipw2100_init(void) 6674 static int __init ipw2100_init(void)
6683 { 6675 {
6684 int ret; 6676 int ret;
6685 6677
6686 printk(KERN_INFO DRV_NAME ": %s, %s\n", DRV_DESCRIPTION, DRV_VERSION); 6678 printk(KERN_INFO DRV_NAME ": %s, %s\n", DRV_DESCRIPTION, DRV_VERSION);
6687 printk(KERN_INFO DRV_NAME ": %s\n", DRV_COPYRIGHT); 6679 printk(KERN_INFO DRV_NAME ": %s\n", DRV_COPYRIGHT);
6688 6680
6681 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
6682 pm_qos_add_request(&ipw2100_pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
6683 PM_QOS_DEFAULT_VALUE);
6684 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
6685 ipw2100_pm_qos_req = pm_qos_add_request(PM_QOS_CPU_DMA_LATENCY,
6686 PM_QOS_DEFAULT_VALUE);
6687 #else
6688 pm_qos_add_requirement(PM_QOS_CPU_DMA_LATENCY, "ipw2100",
6689 PM_QOS_DEFAULT_VALUE);
6690 #endif
6691
6689 ret = pci_register_driver(&ipw2100_pci_driver); 6692 ret = pci_register_driver(&ipw2100_pci_driver);
6690 if (ret) 6693 if (ret)
6691 goto out; 6694 goto out;
6692 6695
6693 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,36))
6694 pm_qos_add_request(&ipw2100_pm_qos_req, PM_QOS_CPU_DMA_LATENCY,
6695 PM_QOS_DEFAULT_VALUE);
6696 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
6697 ipw2100_pm_qos_req = pm_qos_add_request(PM_QOS_CPU_DMA_LATENCY,
6698 PM_QOS_DEFAULT_VALUE);
6699 #else
6700 pm_qos_add_requirement(PM_QOS_CPU_DMA_LATENCY, "ipw2100",
6701 PM_QOS_DEFAULT_VALUE);
6702 #endif
6703 #ifdef CONFIG_IPW2100_DEBUG 6696 #ifdef CONFIG_IPW2100_DEBUG
6704 ipw2100_debug_level = debug; 6697 ipw2100_debug_level = debug;
6705 ret = driver_create_file(&ipw2100_pci_driver.driver, 6698 ret = driver_create_file(&ipw2100_pci_driver.driver,
6706 &driver_attr_debug_level); 6699 &driver_attr_debug_level);
6707 #endif 6700 #endif
6708 6701
6709 out: 6702 out:
6710 return ret; 6703 return ret;
6711 } 6704 }
6712 6705
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8780 if (i == 30) { 8773 if (i == 30) {
8781 printk(KERN_ERR DRV_NAME 8774 printk(KERN_ERR DRV_NAME
8782 ": %s: No response from Symbol - hw not alive\n", 8775 ": %s: No response from Symbol - hw not alive\n",
8783 dev->name); 8776 dev->name);
8784 printk_buf(IPW_DL_ERROR, (u8 *) & response, sizeof(response)); 8777 printk_buf(IPW_DL_ERROR, (u8 *) & response, sizeof(response));
8785 return -EIO; 8778 return -EIO;
8786 } 8779 }
8787 8780
8788 return 0; 8781 return 0;
8789 } 8782 }
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