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@@ -1,31 +1,29 @@
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-/**************************************************************************/
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-/* */
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-/* IBM eServer i/pSeries Virtual Ethernet Device Driver */
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-/* Copyright (C) 2003 IBM Corp. */
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-/* Originally written by Dave Larson (larson1@us.ibm.com) */
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-/* Maintained by Santiago Leon (santil@us.ibm.com) */
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-/* */
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-/* This program is free software; you can redistribute it and/or modify */
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-/* it under the terms of the GNU General Public License as published by */
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-/* the Free Software Foundation; either version 2 of the License, or */
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-/* (at your option) any later version. */
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-/* */
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-/* This program is distributed in the hope that it will be useful, */
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-/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
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-/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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-/* GNU General Public License for more details. */
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-/* */
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-/* You should have received a copy of the GNU General Public License */
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-/* along with this program; if not, write to the Free Software */
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-/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 */
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-/* USA */
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-/* */
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-/* This module contains the implementation of a virtual ethernet device */
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-/* for use with IBM i/pSeries LPAR Linux. It utilizes the logical LAN */
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-/* option of the RS/6000 Platform Architechture to interface with virtual */
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-/* ethernet NICs that are presented to the partition by the hypervisor. */
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-/* */
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-/**************************************************************************/
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+/*
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+ * IBM eServer i/pSeries Virtual Ethernet Device Driver
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+ * Copyright (C) 2003 IBM Corp.
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+ * Originally written by Dave Larson (larson1@us.ibm.com)
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+ * Maintained by Santiago Leon (santil@us.ibm.com)
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+ *
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+ * This program is free software; you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation; either version 2 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program; if not, write to the Free Software
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+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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+ * USA
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+ *
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+ * This module contains the implementation of a virtual ethernet device
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+ * for use with IBM i/pSeries LPAR Linux. It utilizes the logical LAN
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+ * option of the RS/6000 Platform Architechture to interface with virtual
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+ * ethernet NICs that are presented to the partition by the hypervisor.
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+ */
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#include <linux/module.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/moduleparam.h>
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@@ -59,7 +57,7 @@
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#ifdef DEBUG
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#ifdef DEBUG
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#define ibmveth_assert(expr) \
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#define ibmveth_assert(expr) \
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- if(!(expr)) { \
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+ if (!(expr)) { \
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printk(KERN_DEBUG "assertion failed (%s:%3.3d ua:%x): %s\n", __FILE__, __LINE__, adapter->vdev->unit_address, #expr); \
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printk(KERN_DEBUG "assertion failed (%s:%3.3d ua:%x): %s\n", __FILE__, __LINE__, adapter->vdev->unit_address, #expr); \
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BUG(); \
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BUG(); \
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}
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}
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@@ -75,7 +73,8 @@ static struct kobj_type ktype_veth_pool;
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static const char ibmveth_driver_name[] = "ibmveth";
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static const char ibmveth_driver_name[] = "ibmveth";
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-static const char ibmveth_driver_string[] = "IBM i/pSeries Virtual Ethernet Driver";
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+static const char ibmveth_driver_string[] = "IBM i/pSeries Virtual Ethernet "
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+ "Driver";
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#define ibmveth_driver_version "1.03"
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#define ibmveth_driver_version "1.03"
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MODULE_AUTHOR("Santiago Leon <santil@us.ibm.com>");
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MODULE_AUTHOR("Santiago Leon <santil@us.ibm.com>");
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@@ -108,8 +107,10 @@ struct ibmveth_stat {
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struct ibmveth_stat ibmveth_stats[] = {
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struct ibmveth_stat ibmveth_stats[] = {
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{ "replenish_task_cycles", IBMVETH_STAT_OFF(replenish_task_cycles) },
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{ "replenish_task_cycles", IBMVETH_STAT_OFF(replenish_task_cycles) },
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{ "replenish_no_mem", IBMVETH_STAT_OFF(replenish_no_mem) },
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{ "replenish_no_mem", IBMVETH_STAT_OFF(replenish_no_mem) },
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- { "replenish_add_buff_failure", IBMVETH_STAT_OFF(replenish_add_buff_failure) },
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- { "replenish_add_buff_success", IBMVETH_STAT_OFF(replenish_add_buff_success) },
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+ { "replenish_add_buff_failure",
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+ IBMVETH_STAT_OFF(replenish_add_buff_failure) },
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+ { "replenish_add_buff_success",
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+ IBMVETH_STAT_OFF(replenish_add_buff_success) },
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{ "rx_invalid_buffer", IBMVETH_STAT_OFF(rx_invalid_buffer) },
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{ "rx_invalid_buffer", IBMVETH_STAT_OFF(rx_invalid_buffer) },
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{ "rx_no_buffer", IBMVETH_STAT_OFF(rx_no_buffer) },
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{ "rx_no_buffer", IBMVETH_STAT_OFF(rx_no_buffer) },
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{ "tx_map_failed", IBMVETH_STAT_OFF(tx_map_failed) },
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{ "tx_map_failed", IBMVETH_STAT_OFF(tx_map_failed) },
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@@ -126,36 +127,39 @@ static inline u32 ibmveth_rxq_flags(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_toggle(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_toggle(struct ibmveth_adapter *adapter)
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{
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{
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- return (ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_TOGGLE) >> IBMVETH_RXQ_TOGGLE_SHIFT;
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+ return (ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_TOGGLE) >>
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+ IBMVETH_RXQ_TOGGLE_SHIFT;
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}
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}
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static inline int ibmveth_rxq_pending_buffer(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_pending_buffer(struct ibmveth_adapter *adapter)
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{
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{
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- return (ibmveth_rxq_toggle(adapter) == adapter->rx_queue.toggle);
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+ return ibmveth_rxq_toggle(adapter) == adapter->rx_queue.toggle;
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}
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}
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static inline int ibmveth_rxq_buffer_valid(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_buffer_valid(struct ibmveth_adapter *adapter)
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{
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{
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- return (ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_VALID);
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+ return ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_VALID;
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}
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}
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static inline int ibmveth_rxq_frame_offset(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_frame_offset(struct ibmveth_adapter *adapter)
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{
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{
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- return (ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_OFF_MASK);
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+ return ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_OFF_MASK;
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}
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}
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static inline int ibmveth_rxq_frame_length(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_frame_length(struct ibmveth_adapter *adapter)
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{
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{
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- return (adapter->rx_queue.queue_addr[adapter->rx_queue.index].length);
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+ return adapter->rx_queue.queue_addr[adapter->rx_queue.index].length;
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}
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}
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static inline int ibmveth_rxq_csum_good(struct ibmveth_adapter *adapter)
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static inline int ibmveth_rxq_csum_good(struct ibmveth_adapter *adapter)
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{
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{
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- return (ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_CSUM_GOOD);
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+ return ibmveth_rxq_flags(adapter) & IBMVETH_RXQ_CSUM_GOOD;
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}
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}
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/* setup the initial settings for a buffer pool */
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/* setup the initial settings for a buffer pool */
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-static void ibmveth_init_buffer_pool(struct ibmveth_buff_pool *pool, u32 pool_index, u32 pool_size, u32 buff_size, u32 pool_active)
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+static void ibmveth_init_buffer_pool(struct ibmveth_buff_pool *pool,
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+ u32 pool_index, u32 pool_size,
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+ u32 buff_size, u32 pool_active)
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{
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{
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pool->size = pool_size;
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pool->size = pool_size;
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pool->index = pool_index;
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pool->index = pool_index;
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@@ -171,12 +175,11 @@ static int ibmveth_alloc_buffer_pool(struct ibmveth_buff_pool *pool)
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pool->free_map = kmalloc(sizeof(u16) * pool->size, GFP_KERNEL);
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pool->free_map = kmalloc(sizeof(u16) * pool->size, GFP_KERNEL);
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- if(!pool->free_map) {
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+ if (!pool->free_map)
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return -1;
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return -1;
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- }
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pool->dma_addr = kmalloc(sizeof(dma_addr_t) * pool->size, GFP_KERNEL);
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pool->dma_addr = kmalloc(sizeof(dma_addr_t) * pool->size, GFP_KERNEL);
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- if(!pool->dma_addr) {
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+ if (!pool->dma_addr) {
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kfree(pool->free_map);
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kfree(pool->free_map);
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pool->free_map = NULL;
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pool->free_map = NULL;
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return -1;
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return -1;
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@@ -184,7 +187,7 @@ static int ibmveth_alloc_buffer_pool(struct ibmveth_buff_pool *pool)
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pool->skbuff = kcalloc(pool->size, sizeof(void *), GFP_KERNEL);
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pool->skbuff = kcalloc(pool->size, sizeof(void *), GFP_KERNEL);
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- if(!pool->skbuff) {
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+ if (!pool->skbuff) {
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kfree(pool->dma_addr);
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kfree(pool->dma_addr);
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pool->dma_addr = NULL;
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pool->dma_addr = NULL;
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@@ -195,9 +198,8 @@ static int ibmveth_alloc_buffer_pool(struct ibmveth_buff_pool *pool)
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memset(pool->dma_addr, 0, sizeof(dma_addr_t) * pool->size);
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memset(pool->dma_addr, 0, sizeof(dma_addr_t) * pool->size);
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- for(i = 0; i < pool->size; ++i) {
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+ for (i = 0; i < pool->size; ++i)
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pool->free_map[i] = i;
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pool->free_map[i] = i;
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- }
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atomic_set(&pool->available, 0);
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atomic_set(&pool->available, 0);
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pool->producer_index = 0;
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pool->producer_index = 0;
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@@ -217,7 +219,8 @@ static inline void ibmveth_flush_buffer(void *addr, unsigned long length)
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/* replenish the buffers for a pool. note that we don't need to
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/* replenish the buffers for a pool. note that we don't need to
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* skb_reserve these since they are used for incoming...
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* skb_reserve these since they are used for incoming...
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*/
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*/
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-static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struct ibmveth_buff_pool *pool)
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+static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter,
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+ struct ibmveth_buff_pool *pool)
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{
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{
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u32 i;
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u32 i;
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u32 count = pool->size - atomic_read(&pool->available);
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u32 count = pool->size - atomic_read(&pool->available);
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@@ -230,12 +233,12 @@ static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struc
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mb();
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mb();
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- for(i = 0; i < count; ++i) {
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+ for (i = 0; i < count; ++i) {
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union ibmveth_buf_desc desc;
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union ibmveth_buf_desc desc;
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skb = netdev_alloc_skb(adapter->netdev, pool->buff_size);
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skb = netdev_alloc_skb(adapter->netdev, pool->buff_size);
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- if(!skb) {
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+ if (!skb) {
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netdev_dbg(adapter->netdev,
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netdev_dbg(adapter->netdev,
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"replenish: unable to allocate skb\n");
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"replenish: unable to allocate skb\n");
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adapter->replenish_no_mem++;
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adapter->replenish_no_mem++;
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@@ -262,7 +265,7 @@ static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struc
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pool->skbuff[index] = skb;
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pool->skbuff[index] = skb;
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correlator = ((u64)pool->index << 32) | index;
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correlator = ((u64)pool->index << 32) | index;
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- *(u64*)skb->data = correlator;
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+ *(u64 *)skb->data = correlator;
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desc.fields.flags_len = IBMVETH_BUF_VALID | pool->buff_size;
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desc.fields.flags_len = IBMVETH_BUF_VALID | pool->buff_size;
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desc.fields.address = dma_addr;
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desc.fields.address = dma_addr;
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@@ -273,11 +276,12 @@ static void ibmveth_replenish_buffer_pool(struct ibmveth_adapter *adapter, struc
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IBMVETH_BUFF_OH);
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IBMVETH_BUFF_OH);
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ibmveth_flush_buffer(skb->data, len);
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ibmveth_flush_buffer(skb->data, len);
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}
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}
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- lpar_rc = h_add_logical_lan_buffer(adapter->vdev->unit_address, desc.desc);
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+ lpar_rc = h_add_logical_lan_buffer(adapter->vdev->unit_address,
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+ desc.desc);
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- if (lpar_rc != H_SUCCESS)
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+ if (lpar_rc != H_SUCCESS) {
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goto failure;
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goto failure;
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- else {
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+ } else {
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buffers_added++;
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buffers_added++;
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adapter->replenish_add_buff_success++;
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adapter->replenish_add_buff_success++;
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}
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}
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@@ -320,21 +324,23 @@ static void ibmveth_replenish_task(struct ibmveth_adapter *adapter)
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ibmveth_replenish_buffer_pool(adapter, pool);
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ibmveth_replenish_buffer_pool(adapter, pool);
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}
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}
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- adapter->rx_no_buffer = *(u64*)(((char*)adapter->buffer_list_addr) + 4096 - 8);
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+ adapter->rx_no_buffer = *(u64 *)(((char*)adapter->buffer_list_addr) +
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+ 4096 - 8);
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}
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}
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/* empty and free ana buffer pool - also used to do cleanup in error paths */
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/* empty and free ana buffer pool - also used to do cleanup in error paths */
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-static void ibmveth_free_buffer_pool(struct ibmveth_adapter *adapter, struct ibmveth_buff_pool *pool)
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+static void ibmveth_free_buffer_pool(struct ibmveth_adapter *adapter,
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+ struct ibmveth_buff_pool *pool)
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{
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{
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int i;
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int i;
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kfree(pool->free_map);
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kfree(pool->free_map);
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pool->free_map = NULL;
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pool->free_map = NULL;
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- if(pool->skbuff && pool->dma_addr) {
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- for(i = 0; i < pool->size; ++i) {
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+ if (pool->skbuff && pool->dma_addr) {
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+ for (i = 0; i < pool->size; ++i) {
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struct sk_buff *skb = pool->skbuff[i];
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struct sk_buff *skb = pool->skbuff[i];
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- if(skb) {
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+ if (skb) {
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dma_unmap_single(&adapter->vdev->dev,
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dma_unmap_single(&adapter->vdev->dev,
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pool->dma_addr[i],
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pool->dma_addr[i],
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pool->buff_size,
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pool->buff_size,
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@@ -345,19 +351,20 @@ static void ibmveth_free_buffer_pool(struct ibmveth_adapter *adapter, struct ibm
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}
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}
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}
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}
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- if(pool->dma_addr) {
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+ if (pool->dma_addr) {
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kfree(pool->dma_addr);
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kfree(pool->dma_addr);
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pool->dma_addr = NULL;
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pool->dma_addr = NULL;
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}
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}
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- if(pool->skbuff) {
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+ if (pool->skbuff) {
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kfree(pool->skbuff);
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kfree(pool->skbuff);
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pool->skbuff = NULL;
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pool->skbuff = NULL;
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}
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}
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}
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}
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/* remove a buffer from a pool */
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/* remove a buffer from a pool */
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-static void ibmveth_remove_buffer_from_pool(struct ibmveth_adapter *adapter, u64 correlator)
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+static void ibmveth_remove_buffer_from_pool(struct ibmveth_adapter *adapter,
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+ u64 correlator)
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{
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{
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unsigned int pool = correlator >> 32;
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unsigned int pool = correlator >> 32;
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unsigned int index = correlator & 0xffffffffUL;
|
|
unsigned int index = correlator & 0xffffffffUL;
|
|
@@ -416,7 +423,7 @@ static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter)
|
|
ibmveth_assert(pool < IBMVETH_NUM_BUFF_POOLS);
|
|
ibmveth_assert(pool < IBMVETH_NUM_BUFF_POOLS);
|
|
ibmveth_assert(index < adapter->rx_buff_pool[pool].size);
|
|
ibmveth_assert(index < adapter->rx_buff_pool[pool].size);
|
|
|
|
|
|
- if(!adapter->rx_buff_pool[pool].active) {
|
|
|
|
|
|
+ if (!adapter->rx_buff_pool[pool].active) {
|
|
ibmveth_rxq_harvest_buffer(adapter);
|
|
ibmveth_rxq_harvest_buffer(adapter);
|
|
ibmveth_free_buffer_pool(adapter, &adapter->rx_buff_pool[pool]);
|
|
ibmveth_free_buffer_pool(adapter, &adapter->rx_buff_pool[pool]);
|
|
return;
|
|
return;
|
|
@@ -428,13 +435,13 @@ static void ibmveth_rxq_recycle_buffer(struct ibmveth_adapter *adapter)
|
|
|
|
|
|
lpar_rc = h_add_logical_lan_buffer(adapter->vdev->unit_address, desc.desc);
|
|
lpar_rc = h_add_logical_lan_buffer(adapter->vdev->unit_address, desc.desc);
|
|
|
|
|
|
- if(lpar_rc != H_SUCCESS) {
|
|
|
|
|
|
+ if (lpar_rc != H_SUCCESS) {
|
|
netdev_dbg(adapter->netdev, "h_add_logical_lan_buffer failed "
|
|
netdev_dbg(adapter->netdev, "h_add_logical_lan_buffer failed "
|
|
"during recycle rc=%ld", lpar_rc);
|
|
"during recycle rc=%ld", lpar_rc);
|
|
ibmveth_remove_buffer_from_pool(adapter, adapter->rx_queue.queue_addr[adapter->rx_queue.index].correlator);
|
|
ibmveth_remove_buffer_from_pool(adapter, adapter->rx_queue.queue_addr[adapter->rx_queue.index].correlator);
|
|
}
|
|
}
|
|
|
|
|
|
- if(++adapter->rx_queue.index == adapter->rx_queue.num_slots) {
|
|
|
|
|
|
+ if (++adapter->rx_queue.index == adapter->rx_queue.num_slots) {
|
|
adapter->rx_queue.index = 0;
|
|
adapter->rx_queue.index = 0;
|
|
adapter->rx_queue.toggle = !adapter->rx_queue.toggle;
|
|
adapter->rx_queue.toggle = !adapter->rx_queue.toggle;
|
|
}
|
|
}
|
|
@@ -444,7 +451,7 @@ static void ibmveth_rxq_harvest_buffer(struct ibmveth_adapter *adapter)
|
|
{
|
|
{
|
|
ibmveth_remove_buffer_from_pool(adapter, adapter->rx_queue.queue_addr[adapter->rx_queue.index].correlator);
|
|
ibmveth_remove_buffer_from_pool(adapter, adapter->rx_queue.queue_addr[adapter->rx_queue.index].correlator);
|
|
|
|
|
|
- if(++adapter->rx_queue.index == adapter->rx_queue.num_slots) {
|
|
|
|
|
|
+ if (++adapter->rx_queue.index == adapter->rx_queue.num_slots) {
|
|
adapter->rx_queue.index = 0;
|
|
adapter->rx_queue.index = 0;
|
|
adapter->rx_queue.toggle = !adapter->rx_queue.toggle;
|
|
adapter->rx_queue.toggle = !adapter->rx_queue.toggle;
|
|
}
|
|
}
|
|
@@ -455,7 +462,7 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter)
|
|
int i;
|
|
int i;
|
|
struct device *dev = &adapter->vdev->dev;
|
|
struct device *dev = &adapter->vdev->dev;
|
|
|
|
|
|
- if(adapter->buffer_list_addr != NULL) {
|
|
|
|
|
|
+ if (adapter->buffer_list_addr != NULL) {
|
|
if (!dma_mapping_error(dev, adapter->buffer_list_dma)) {
|
|
if (!dma_mapping_error(dev, adapter->buffer_list_dma)) {
|
|
dma_unmap_single(dev, adapter->buffer_list_dma, 4096,
|
|
dma_unmap_single(dev, adapter->buffer_list_dma, 4096,
|
|
DMA_BIDIRECTIONAL);
|
|
DMA_BIDIRECTIONAL);
|
|
@@ -465,7 +472,7 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter)
|
|
adapter->buffer_list_addr = NULL;
|
|
adapter->buffer_list_addr = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
- if(adapter->filter_list_addr != NULL) {
|
|
|
|
|
|
+ if (adapter->filter_list_addr != NULL) {
|
|
if (!dma_mapping_error(dev, adapter->filter_list_dma)) {
|
|
if (!dma_mapping_error(dev, adapter->filter_list_dma)) {
|
|
dma_unmap_single(dev, adapter->filter_list_dma, 4096,
|
|
dma_unmap_single(dev, adapter->filter_list_dma, 4096,
|
|
DMA_BIDIRECTIONAL);
|
|
DMA_BIDIRECTIONAL);
|
|
@@ -475,7 +482,7 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter)
|
|
adapter->filter_list_addr = NULL;
|
|
adapter->filter_list_addr = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
- if(adapter->rx_queue.queue_addr != NULL) {
|
|
|
|
|
|
+ if (adapter->rx_queue.queue_addr != NULL) {
|
|
if (!dma_mapping_error(dev, adapter->rx_queue.queue_dma)) {
|
|
if (!dma_mapping_error(dev, adapter->rx_queue.queue_dma)) {
|
|
dma_unmap_single(dev,
|
|
dma_unmap_single(dev,
|
|
adapter->rx_queue.queue_dma,
|
|
adapter->rx_queue.queue_dma,
|
|
@@ -487,7 +494,7 @@ static void ibmveth_cleanup(struct ibmveth_adapter *adapter)
|
|
adapter->rx_queue.queue_addr = NULL;
|
|
adapter->rx_queue.queue_addr = NULL;
|
|
}
|
|
}
|
|
|
|
|
|
- for(i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++)
|
|
|
|
|
|
+ for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++)
|
|
if (adapter->rx_buff_pool[i].active)
|
|
if (adapter->rx_buff_pool[i].active)
|
|
ibmveth_free_buffer_pool(adapter,
|
|
ibmveth_free_buffer_pool(adapter,
|
|
&adapter->rx_buff_pool[i]);
|
|
&adapter->rx_buff_pool[i]);
|
|
@@ -510,9 +517,11 @@ static int ibmveth_register_logical_lan(struct ibmveth_adapter *adapter,
|
|
{
|
|
{
|
|
int rc, try_again = 1;
|
|
int rc, try_again = 1;
|
|
|
|
|
|
- /* After a kexec the adapter will still be open, so our attempt to
|
|
|
|
- * open it will fail. So if we get a failure we free the adapter and
|
|
|
|
- * try again, but only once. */
|
|
|
|
|
|
+ /*
|
|
|
|
+ * After a kexec the adapter will still be open, so our attempt to
|
|
|
|
+ * open it will fail. So if we get a failure we free the adapter and
|
|
|
|
+ * try again, but only once.
|
|
|
|
+ */
|
|
retry:
|
|
retry:
|
|
rc = h_register_logical_lan(adapter->vdev->unit_address,
|
|
rc = h_register_logical_lan(adapter->vdev->unit_address,
|
|
adapter->buffer_list_dma, rxq_desc.desc,
|
|
adapter->buffer_list_dma, rxq_desc.desc,
|
|
@@ -551,7 +560,7 @@ static int ibmveth_open(struct net_device *netdev)
|
|
adapter->buffer_list_addr = (void*) get_zeroed_page(GFP_KERNEL);
|
|
adapter->buffer_list_addr = (void*) get_zeroed_page(GFP_KERNEL);
|
|
adapter->filter_list_addr = (void*) get_zeroed_page(GFP_KERNEL);
|
|
adapter->filter_list_addr = (void*) get_zeroed_page(GFP_KERNEL);
|
|
|
|
|
|
- if(!adapter->buffer_list_addr || !adapter->filter_list_addr) {
|
|
|
|
|
|
+ if (!adapter->buffer_list_addr || !adapter->filter_list_addr) {
|
|
netdev_err(netdev, "unable to allocate filter or buffer list "
|
|
netdev_err(netdev, "unable to allocate filter or buffer list "
|
|
"pages\n");
|
|
"pages\n");
|
|
ibmveth_cleanup(adapter);
|
|
ibmveth_cleanup(adapter);
|
|
@@ -559,10 +568,12 @@ static int ibmveth_open(struct net_device *netdev)
|
|
return -ENOMEM;
|
|
return -ENOMEM;
|
|
}
|
|
}
|
|
|
|
|
|
- adapter->rx_queue.queue_len = sizeof(struct ibmveth_rx_q_entry) * rxq_entries;
|
|
|
|
- adapter->rx_queue.queue_addr = kmalloc(adapter->rx_queue.queue_len, GFP_KERNEL);
|
|
|
|
|
|
+ adapter->rx_queue.queue_len = sizeof(struct ibmveth_rx_q_entry) *
|
|
|
|
+ rxq_entries;
|
|
|
|
+ adapter->rx_queue.queue_addr = kmalloc(adapter->rx_queue.queue_len,
|
|
|
|
+ GFP_KERNEL);
|
|
|
|
|
|
- if(!adapter->rx_queue.queue_addr) {
|
|
|
|
|
|
+ if (!adapter->rx_queue.queue_addr) {
|
|
netdev_err(netdev, "unable to allocate rx queue pages\n");
|
|
netdev_err(netdev, "unable to allocate rx queue pages\n");
|
|
ibmveth_cleanup(adapter);
|
|
ibmveth_cleanup(adapter);
|
|
napi_disable(&adapter->napi);
|
|
napi_disable(&adapter->napi);
|
|
@@ -596,7 +607,8 @@ static int ibmveth_open(struct net_device *netdev)
|
|
memcpy(&mac_address, netdev->dev_addr, netdev->addr_len);
|
|
memcpy(&mac_address, netdev->dev_addr, netdev->addr_len);
|
|
mac_address = mac_address >> 16;
|
|
mac_address = mac_address >> 16;
|
|
|
|
|
|
- rxq_desc.fields.flags_len = IBMVETH_BUF_VALID | adapter->rx_queue.queue_len;
|
|
|
|
|
|
+ rxq_desc.fields.flags_len = IBMVETH_BUF_VALID |
|
|
|
|
+ adapter->rx_queue.queue_len;
|
|
rxq_desc.fields.address = adapter->rx_queue.queue_dma;
|
|
rxq_desc.fields.address = adapter->rx_queue.queue_dma;
|
|
|
|
|
|
netdev_dbg(netdev, "buffer list @ 0x%p\n", adapter->buffer_list_addr);
|
|
netdev_dbg(netdev, "buffer list @ 0x%p\n", adapter->buffer_list_addr);
|
|
@@ -607,7 +619,7 @@ static int ibmveth_open(struct net_device *netdev)
|
|
|
|
|
|
lpar_rc = ibmveth_register_logical_lan(adapter, rxq_desc, mac_address);
|
|
lpar_rc = ibmveth_register_logical_lan(adapter, rxq_desc, mac_address);
|
|
|
|
|
|
- if(lpar_rc != H_SUCCESS) {
|
|
|
|
|
|
+ if (lpar_rc != H_SUCCESS) {
|
|
netdev_err(netdev, "h_register_logical_lan failed with %ld\n",
|
|
netdev_err(netdev, "h_register_logical_lan failed with %ld\n",
|
|
lpar_rc);
|
|
lpar_rc);
|
|
netdev_err(netdev, "buffer TCE:0x%llx filter TCE:0x%llx rxq "
|
|
netdev_err(netdev, "buffer TCE:0x%llx filter TCE:0x%llx rxq "
|
|
@@ -621,8 +633,8 @@ static int ibmveth_open(struct net_device *netdev)
|
|
return -ENONET;
|
|
return -ENONET;
|
|
}
|
|
}
|
|
|
|
|
|
- for(i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
|
|
|
|
- if(!adapter->rx_buff_pool[i].active)
|
|
|
|
|
|
+ for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
|
|
|
|
+ if (!adapter->rx_buff_pool[i].active)
|
|
continue;
|
|
continue;
|
|
if (ibmveth_alloc_buffer_pool(&adapter->rx_buff_pool[i])) {
|
|
if (ibmveth_alloc_buffer_pool(&adapter->rx_buff_pool[i])) {
|
|
netdev_err(netdev, "unable to alloc pool\n");
|
|
netdev_err(netdev, "unable to alloc pool\n");
|
|
@@ -634,7 +646,9 @@ static int ibmveth_open(struct net_device *netdev)
|
|
}
|
|
}
|
|
|
|
|
|
netdev_dbg(netdev, "registering irq 0x%x\n", netdev->irq);
|
|
netdev_dbg(netdev, "registering irq 0x%x\n", netdev->irq);
|
|
- if((rc = request_irq(netdev->irq, ibmveth_interrupt, 0, netdev->name, netdev)) != 0) {
|
|
|
|
|
|
+ rc = request_irq(netdev->irq, ibmveth_interrupt, 0, netdev->name,
|
|
|
|
+ netdev);
|
|
|
|
+ if (rc != 0) {
|
|
netdev_err(netdev, "unable to request irq 0x%x, rc %d\n",
|
|
netdev_err(netdev, "unable to request irq 0x%x, rc %d\n",
|
|
netdev->irq, rc);
|
|
netdev->irq, rc);
|
|
do {
|
|
do {
|
|
@@ -692,15 +706,15 @@ static int ibmveth_close(struct net_device *netdev)
|
|
lpar_rc = h_free_logical_lan(adapter->vdev->unit_address);
|
|
lpar_rc = h_free_logical_lan(adapter->vdev->unit_address);
|
|
} while (H_IS_LONG_BUSY(lpar_rc) || (lpar_rc == H_BUSY));
|
|
} while (H_IS_LONG_BUSY(lpar_rc) || (lpar_rc == H_BUSY));
|
|
|
|
|
|
- if(lpar_rc != H_SUCCESS)
|
|
|
|
- {
|
|
|
|
|
|
+ if (lpar_rc != H_SUCCESS) {
|
|
netdev_err(netdev, "h_free_logical_lan failed with %lx, "
|
|
netdev_err(netdev, "h_free_logical_lan failed with %lx, "
|
|
"continuing with close\n", lpar_rc);
|
|
"continuing with close\n", lpar_rc);
|
|
}
|
|
}
|
|
|
|
|
|
free_irq(netdev->irq, netdev);
|
|
free_irq(netdev->irq, netdev);
|
|
|
|
|
|
- adapter->rx_no_buffer = *(u64*)(((char*)adapter->buffer_list_addr) + 4096 - 8);
|
|
|
|
|
|
+ adapter->rx_no_buffer = *(u64 *)(((char *)adapter->buffer_list_addr) +
|
|
|
|
+ 4096 - 8);
|
|
|
|
|
|
ibmveth_cleanup(adapter);
|
|
ibmveth_cleanup(adapter);
|
|
|
|
|
|
@@ -709,9 +723,12 @@ static int ibmveth_close(struct net_device *netdev)
|
|
return 0;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
|
|
-static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) {
|
|
|
|
- cmd->supported = (SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg | SUPPORTED_FIBRE);
|
|
|
|
- cmd->advertising = (ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg | ADVERTISED_FIBRE);
|
|
|
|
|
|
+static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
|
|
|
|
+{
|
|
|
|
+ cmd->supported = (SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg |
|
|
|
|
+ SUPPORTED_FIBRE);
|
|
|
|
+ cmd->advertising = (ADVERTISED_1000baseT_Full | ADVERTISED_Autoneg |
|
|
|
|
+ ADVERTISED_FIBRE);
|
|
cmd->speed = SPEED_1000;
|
|
cmd->speed = SPEED_1000;
|
|
cmd->duplex = DUPLEX_FULL;
|
|
cmd->duplex = DUPLEX_FULL;
|
|
cmd->port = PORT_FIBRE;
|
|
cmd->port = PORT_FIBRE;
|
|
@@ -723,12 +740,16 @@ static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
|
|
return 0;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
|
|
-static void netdev_get_drvinfo (struct net_device *dev, struct ethtool_drvinfo *info) {
|
|
|
|
|
|
+static void netdev_get_drvinfo(struct net_device *dev,
|
|
|
|
+ struct ethtool_drvinfo *info)
|
|
|
|
+{
|
|
strncpy(info->driver, ibmveth_driver_name, sizeof(info->driver) - 1);
|
|
strncpy(info->driver, ibmveth_driver_name, sizeof(info->driver) - 1);
|
|
- strncpy(info->version, ibmveth_driver_version, sizeof(info->version) - 1);
|
|
|
|
|
|
+ strncpy(info->version, ibmveth_driver_version,
|
|
|
|
+ sizeof(info->version) - 1);
|
|
}
|
|
}
|
|
|
|
|
|
-static u32 netdev_get_link(struct net_device *dev) {
|
|
|
|
|
|
+static u32 netdev_get_link(struct net_device *dev)
|
|
|
|
+{
|
|
return 1;
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
|
|
@@ -736,15 +757,16 @@ static void ibmveth_set_rx_csum_flags(struct net_device *dev, u32 data)
|
|
{
|
|
{
|
|
struct ibmveth_adapter *adapter = netdev_priv(dev);
|
|
struct ibmveth_adapter *adapter = netdev_priv(dev);
|
|
|
|
|
|
- if (data)
|
|
|
|
|
|
+ if (data) {
|
|
adapter->rx_csum = 1;
|
|
adapter->rx_csum = 1;
|
|
- else {
|
|
|
|
|
|
+ } else {
|
|
/*
|
|
/*
|
|
- * Since the ibmveth firmware interface does not have the concept of
|
|
|
|
- * separate tx/rx checksum offload enable, if rx checksum is disabled
|
|
|
|
- * we also have to disable tx checksum offload. Once we disable rx
|
|
|
|
- * checksum offload, we are no longer allowed to send tx buffers that
|
|
|
|
- * are not properly checksummed.
|
|
|
|
|
|
+ * Since the ibmveth firmware interface does not have the
|
|
|
|
+ * concept of separate tx/rx checksum offload enable, if rx
|
|
|
|
+ * checksum is disabled we also have to disable tx checksum
|
|
|
|
+ * offload. Once we disable rx checksum offload, we are no
|
|
|
|
+ * longer allowed to send tx buffers that are not properly
|
|
|
|
+ * checksummed.
|
|
*/
|
|
*/
|
|
adapter->rx_csum = 0;
|
|
adapter->rx_csum = 0;
|
|
dev->features &= ~NETIF_F_IP_CSUM;
|
|
dev->features &= ~NETIF_F_IP_CSUM;
|
|
@@ -811,8 +833,9 @@ static int ibmveth_set_csum_offload(struct net_device *dev, u32 data,
|
|
|
|
|
|
ret = h_illan_attributes(adapter->vdev->unit_address,
|
|
ret = h_illan_attributes(adapter->vdev->unit_address,
|
|
set_attr, clr_attr, &ret_attr);
|
|
set_attr, clr_attr, &ret_attr);
|
|
- } else
|
|
|
|
|
|
+ } else {
|
|
adapter->fw_ipv4_csum_support = data;
|
|
adapter->fw_ipv4_csum_support = data;
|
|
|
|
+ }
|
|
|
|
|
|
ret6 = h_illan_attributes(adapter->vdev->unit_address,
|
|
ret6 = h_illan_attributes(adapter->vdev->unit_address,
|
|
clr_attr6, set_attr6, &ret_attr);
|
|
clr_attr6, set_attr6, &ret_attr);
|
|
@@ -866,7 +889,8 @@ static int ibmveth_set_tx_csum(struct net_device *dev, u32 data)
|
|
return 0;
|
|
return 0;
|
|
|
|
|
|
if (data && !adapter->rx_csum)
|
|
if (data && !adapter->rx_csum)
|
|
- rc = ibmveth_set_csum_offload(dev, data, ibmveth_set_tx_csum_flags);
|
|
|
|
|
|
+ rc = ibmveth_set_csum_offload(dev, data,
|
|
|
|
+ ibmveth_set_tx_csum_flags);
|
|
else
|
|
else
|
|
ibmveth_set_tx_csum_flags(dev, data);
|
|
ibmveth_set_tx_csum_flags(dev, data);
|
|
|
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@@ -1091,12 +1115,13 @@ map_failed:
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static int ibmveth_poll(struct napi_struct *napi, int budget)
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static int ibmveth_poll(struct napi_struct *napi, int budget)
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{
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{
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- struct ibmveth_adapter *adapter = container_of(napi, struct ibmveth_adapter, napi);
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+ struct ibmveth_adapter *adapter =
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+ container_of(napi, struct ibmveth_adapter, napi);
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struct net_device *netdev = adapter->netdev;
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struct net_device *netdev = adapter->netdev;
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int frames_processed = 0;
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int frames_processed = 0;
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unsigned long lpar_rc;
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unsigned long lpar_rc;
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- restart_poll:
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+restart_poll:
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do {
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do {
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if (!ibmveth_rxq_pending_buffer(adapter))
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if (!ibmveth_rxq_pending_buffer(adapter))
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break;
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break;
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@@ -1197,7 +1222,7 @@ static void ibmveth_set_multicast_list(struct net_device *netdev)
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IbmVethMcastEnableRecv |
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IbmVethMcastEnableRecv |
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IbmVethMcastDisableFiltering,
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IbmVethMcastDisableFiltering,
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0);
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0);
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- if(lpar_rc != H_SUCCESS) {
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+ if (lpar_rc != H_SUCCESS) {
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netdev_err(netdev, "h_multicast_ctrl rc=%ld when "
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netdev_err(netdev, "h_multicast_ctrl rc=%ld when "
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"entering promisc mode\n", lpar_rc);
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"entering promisc mode\n", lpar_rc);
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}
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}
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@@ -1209,20 +1234,20 @@ static void ibmveth_set_multicast_list(struct net_device *netdev)
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IbmVethMcastDisableFiltering |
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IbmVethMcastDisableFiltering |
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IbmVethMcastClearFilterTable,
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IbmVethMcastClearFilterTable,
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0);
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0);
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- if(lpar_rc != H_SUCCESS) {
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+ if (lpar_rc != H_SUCCESS) {
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netdev_err(netdev, "h_multicast_ctrl rc=%ld when "
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netdev_err(netdev, "h_multicast_ctrl rc=%ld when "
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"attempting to clear filter table\n",
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"attempting to clear filter table\n",
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lpar_rc);
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lpar_rc);
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}
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}
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/* add the addresses to the filter table */
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/* add the addresses to the filter table */
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netdev_for_each_mc_addr(ha, netdev) {
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netdev_for_each_mc_addr(ha, netdev) {
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- // add the multicast address to the filter table
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+ /* add the multicast address to the filter table */
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unsigned long mcast_addr = 0;
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unsigned long mcast_addr = 0;
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memcpy(((char *)&mcast_addr)+2, ha->addr, 6);
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memcpy(((char *)&mcast_addr)+2, ha->addr, 6);
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lpar_rc = h_multicast_ctrl(adapter->vdev->unit_address,
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lpar_rc = h_multicast_ctrl(adapter->vdev->unit_address,
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IbmVethMcastAddFilter,
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IbmVethMcastAddFilter,
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mcast_addr);
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mcast_addr);
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- if(lpar_rc != H_SUCCESS) {
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+ if (lpar_rc != H_SUCCESS) {
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netdev_err(netdev, "h_multicast_ctrl rc=%ld "
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netdev_err(netdev, "h_multicast_ctrl rc=%ld "
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"when adding an entry to the filter "
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"when adding an entry to the filter "
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"table\n", lpar_rc);
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"table\n", lpar_rc);
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@@ -1233,7 +1258,7 @@ static void ibmveth_set_multicast_list(struct net_device *netdev)
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lpar_rc = h_multicast_ctrl(adapter->vdev->unit_address,
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lpar_rc = h_multicast_ctrl(adapter->vdev->unit_address,
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IbmVethMcastEnableFiltering,
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IbmVethMcastEnableFiltering,
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0);
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0);
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- if(lpar_rc != H_SUCCESS) {
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+ if (lpar_rc != H_SUCCESS) {
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netdev_err(netdev, "h_multicast_ctrl rc=%ld when "
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netdev_err(netdev, "h_multicast_ctrl rc=%ld when "
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"enabling filtering\n", lpar_rc);
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"enabling filtering\n", lpar_rc);
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}
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}
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@@ -1268,7 +1293,7 @@ static int ibmveth_change_mtu(struct net_device *dev, int new_mtu)
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}
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}
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/* Look for an active buffer pool that can hold the new MTU */
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/* Look for an active buffer pool that can hold the new MTU */
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- for(i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
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+ for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
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adapter->rx_buff_pool[i].active = 1;
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adapter->rx_buff_pool[i].active = 1;
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if (new_mtu_oh < adapter->rx_buff_pool[i].buff_size) {
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if (new_mtu_oh < adapter->rx_buff_pool[i].buff_size) {
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@@ -1351,29 +1376,28 @@ static const struct net_device_ops ibmveth_netdev_ops = {
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#endif
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#endif
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};
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};
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-static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_id *id)
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+static int __devinit ibmveth_probe(struct vio_dev *dev,
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+ const struct vio_device_id *id)
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{
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{
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int rc, i;
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int rc, i;
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struct net_device *netdev;
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struct net_device *netdev;
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struct ibmveth_adapter *adapter;
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struct ibmveth_adapter *adapter;
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-
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unsigned char *mac_addr_p;
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unsigned char *mac_addr_p;
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unsigned int *mcastFilterSize_p;
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unsigned int *mcastFilterSize_p;
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-
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dev_dbg(&dev->dev, "entering ibmveth_probe for UA 0x%x\n",
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dev_dbg(&dev->dev, "entering ibmveth_probe for UA 0x%x\n",
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dev->unit_address);
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dev->unit_address);
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- mac_addr_p = (unsigned char *) vio_get_attribute(dev,
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- VETH_MAC_ADDR, NULL);
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- if(!mac_addr_p) {
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+ mac_addr_p = (unsigned char *)vio_get_attribute(dev, VETH_MAC_ADDR,
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+ NULL);
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+ if (!mac_addr_p) {
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dev_err(&dev->dev, "Can't find VETH_MAC_ADDR attribute\n");
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dev_err(&dev->dev, "Can't find VETH_MAC_ADDR attribute\n");
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return 0;
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return 0;
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}
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}
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- mcastFilterSize_p = (unsigned int *) vio_get_attribute(dev,
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+ mcastFilterSize_p = (unsigned int *)vio_get_attribute(dev,
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VETH_MCAST_FILTER_SIZE, NULL);
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VETH_MCAST_FILTER_SIZE, NULL);
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- if(!mcastFilterSize_p) {
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+ if (!mcastFilterSize_p) {
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dev_err(&dev->dev, "Can't find VETH_MCAST_FILTER_SIZE "
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dev_err(&dev->dev, "Can't find VETH_MCAST_FILTER_SIZE "
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"attribute\n");
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"attribute\n");
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return 0;
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return 0;
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@@ -1381,7 +1405,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_
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netdev = alloc_etherdev(sizeof(struct ibmveth_adapter));
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netdev = alloc_etherdev(sizeof(struct ibmveth_adapter));
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- if(!netdev)
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+ if (!netdev)
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return -ENOMEM;
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return -ENOMEM;
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adapter = netdev_priv(netdev);
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adapter = netdev_priv(netdev);
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@@ -1389,19 +1413,19 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_
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adapter->vdev = dev;
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adapter->vdev = dev;
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adapter->netdev = netdev;
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adapter->netdev = netdev;
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- adapter->mcastFilterSize= *mcastFilterSize_p;
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+ adapter->mcastFilterSize = *mcastFilterSize_p;
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adapter->pool_config = 0;
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adapter->pool_config = 0;
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netif_napi_add(netdev, &adapter->napi, ibmveth_poll, 16);
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netif_napi_add(netdev, &adapter->napi, ibmveth_poll, 16);
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- /* Some older boxes running PHYP non-natively have an OF that
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- returns a 8-byte local-mac-address field (and the first
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- 2 bytes have to be ignored) while newer boxes' OF return
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- a 6-byte field. Note that IEEE 1275 specifies that
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- local-mac-address must be a 6-byte field.
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- The RPA doc specifies that the first byte must be 10b, so
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- we'll just look for it to solve this 8 vs. 6 byte field issue */
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-
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+ /*
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+ * Some older boxes running PHYP non-natively have an OF that returns
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+ * a 8-byte local-mac-address field (and the first 2 bytes have to be
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+ * ignored) while newer boxes' OF return a 6-byte field. Note that
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+ * IEEE 1275 specifies that local-mac-address must be a 6-byte field.
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+ * The RPA doc specifies that the first byte must be 10b, so we'll
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+ * just look for it to solve this 8 vs. 6 byte field issue
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+ */
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if ((*mac_addr_p & 0x3) != 0x02)
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if ((*mac_addr_p & 0x3) != 0x02)
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mac_addr_p += 2;
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mac_addr_p += 2;
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@@ -1416,7 +1440,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_
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memcpy(netdev->dev_addr, &adapter->mac_addr, netdev->addr_len);
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memcpy(netdev->dev_addr, &adapter->mac_addr, netdev->addr_len);
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- for(i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
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+ for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++) {
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struct kobject *kobj = &adapter->rx_buff_pool[i].kobj;
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struct kobject *kobj = &adapter->rx_buff_pool[i].kobj;
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int error;
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int error;
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@@ -1441,7 +1465,7 @@ static int __devinit ibmveth_probe(struct vio_dev *dev, const struct vio_device_
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rc = register_netdev(netdev);
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rc = register_netdev(netdev);
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- if(rc) {
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+ if (rc) {
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netdev_dbg(netdev, "failed to register netdev rc=%d\n", rc);
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netdev_dbg(netdev, "failed to register netdev rc=%d\n", rc);
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free_netdev(netdev);
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free_netdev(netdev);
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return rc;
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return rc;
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@@ -1458,7 +1482,7 @@ static int __devexit ibmveth_remove(struct vio_dev *dev)
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struct ibmveth_adapter *adapter = netdev_priv(netdev);
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struct ibmveth_adapter *adapter = netdev_priv(netdev);
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int i;
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int i;
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- for(i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++)
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+ for (i = 0; i < IBMVETH_NUM_BUFF_POOLS; i++)
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kobject_put(&adapter->rx_buff_pool[i].kobj);
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kobject_put(&adapter->rx_buff_pool[i].kobj);
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unregister_netdev(netdev);
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unregister_netdev(netdev);
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@@ -1473,8 +1497,8 @@ static struct attribute veth_active_attr;
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static struct attribute veth_num_attr;
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static struct attribute veth_num_attr;
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static struct attribute veth_size_attr;
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static struct attribute veth_size_attr;
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-static ssize_t veth_pool_show(struct kobject * kobj,
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- struct attribute * attr, char * buf)
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+static ssize_t veth_pool_show(struct kobject *kobj,
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+ struct attribute *attr, char *buf)
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{
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{
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struct ibmveth_buff_pool *pool = container_of(kobj,
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struct ibmveth_buff_pool *pool = container_of(kobj,
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struct ibmveth_buff_pool,
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struct ibmveth_buff_pool,
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@@ -1489,8 +1513,8 @@ static ssize_t veth_pool_show(struct kobject * kobj,
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return 0;
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return 0;
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}
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}
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-static ssize_t veth_pool_store(struct kobject * kobj, struct attribute * attr,
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-const char * buf, size_t count)
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+static ssize_t veth_pool_store(struct kobject *kobj, struct attribute *attr,
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+ const char *buf, size_t count)
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{
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{
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struct ibmveth_buff_pool *pool = container_of(kobj,
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struct ibmveth_buff_pool *pool = container_of(kobj,
|
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struct ibmveth_buff_pool,
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struct ibmveth_buff_pool,
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@@ -1504,7 +1528,7 @@ const char * buf, size_t count)
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if (attr == &veth_active_attr) {
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if (attr == &veth_active_attr) {
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if (value && !pool->active) {
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if (value && !pool->active) {
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if (netif_running(netdev)) {
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if (netif_running(netdev)) {
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- if(ibmveth_alloc_buffer_pool(pool)) {
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+ if (ibmveth_alloc_buffer_pool(pool)) {
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netdev_err(netdev,
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netdev_err(netdev,
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"unable to alloc pool\n");
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"unable to alloc pool\n");
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return -ENOMEM;
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return -ENOMEM;
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@@ -1515,8 +1539,9 @@ const char * buf, size_t count)
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adapter->pool_config = 0;
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adapter->pool_config = 0;
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if ((rc = ibmveth_open(netdev)))
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if ((rc = ibmveth_open(netdev)))
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return rc;
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return rc;
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- } else
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+ } else {
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pool->active = 1;
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pool->active = 1;
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+ }
|
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} else if (!value && pool->active) {
|
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} else if (!value && pool->active) {
|
|
int mtu = netdev->mtu + IBMVETH_BUFF_OH;
|
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int mtu = netdev->mtu + IBMVETH_BUFF_OH;
|
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int i;
|
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int i;
|
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@@ -1547,9 +1572,9 @@ const char * buf, size_t count)
|
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pool->active = 0;
|
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pool->active = 0;
|
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}
|
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}
|
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} else if (attr == &veth_num_attr) {
|
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} else if (attr == &veth_num_attr) {
|
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- if (value <= 0 || value > IBMVETH_MAX_POOL_COUNT)
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|
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+ if (value <= 0 || value > IBMVETH_MAX_POOL_COUNT) {
|
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return -EINVAL;
|
|
return -EINVAL;
|
|
- else {
|
|
|
|
|
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+ } else {
|
|
if (netif_running(netdev)) {
|
|
if (netif_running(netdev)) {
|
|
adapter->pool_config = 1;
|
|
adapter->pool_config = 1;
|
|
ibmveth_close(netdev);
|
|
ibmveth_close(netdev);
|
|
@@ -1557,13 +1582,14 @@ const char * buf, size_t count)
|
|
pool->size = value;
|
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pool->size = value;
|
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if ((rc = ibmveth_open(netdev)))
|
|
if ((rc = ibmveth_open(netdev)))
|
|
return rc;
|
|
return rc;
|
|
- } else
|
|
|
|
|
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+ } else {
|
|
pool->size = value;
|
|
pool->size = value;
|
|
|
|
+ }
|
|
}
|
|
}
|
|
} else if (attr == &veth_size_attr) {
|
|
} else if (attr == &veth_size_attr) {
|
|
- if (value <= IBMVETH_BUFF_OH || value > IBMVETH_MAX_BUF_SIZE)
|
|
|
|
|
|
+ if (value <= IBMVETH_BUFF_OH || value > IBMVETH_MAX_BUF_SIZE) {
|
|
return -EINVAL;
|
|
return -EINVAL;
|
|
- else {
|
|
|
|
|
|
+ } else {
|
|
if (netif_running(netdev)) {
|
|
if (netif_running(netdev)) {
|
|
adapter->pool_config = 1;
|
|
adapter->pool_config = 1;
|
|
ibmveth_close(netdev);
|
|
ibmveth_close(netdev);
|
|
@@ -1571,8 +1597,9 @@ const char * buf, size_t count)
|
|
pool->buff_size = value;
|
|
pool->buff_size = value;
|
|
if ((rc = ibmveth_open(netdev)))
|
|
if ((rc = ibmveth_open(netdev)))
|
|
return rc;
|
|
return rc;
|
|
- } else
|
|
|
|
|
|
+ } else {
|
|
pool->buff_size = value;
|
|
pool->buff_size = value;
|
|
|
|
+ }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
@@ -1582,16 +1609,16 @@ const char * buf, size_t count)
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
-#define ATTR(_name, _mode) \
|
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|
|
- struct attribute veth_##_name##_attr = { \
|
|
|
|
- .name = __stringify(_name), .mode = _mode, \
|
|
|
|
- };
|
|
|
|
|
|
+#define ATTR(_name, _mode) \
|
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|
|
+ struct attribute veth_##_name##_attr = { \
|
|
|
|
+ .name = __stringify(_name), .mode = _mode, \
|
|
|
|
+ };
|
|
|
|
|
|
static ATTR(active, 0644);
|
|
static ATTR(active, 0644);
|
|
static ATTR(num, 0644);
|
|
static ATTR(num, 0644);
|
|
static ATTR(size, 0644);
|
|
static ATTR(size, 0644);
|
|
|
|
|
|
-static struct attribute * veth_pool_attrs[] = {
|
|
|
|
|
|
+static struct attribute *veth_pool_attrs[] = {
|
|
&veth_active_attr,
|
|
&veth_active_attr,
|
|
&veth_num_attr,
|
|
&veth_num_attr,
|
|
&veth_size_attr,
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&veth_size_attr,
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@@ -1616,7 +1643,7 @@ static int ibmveth_resume(struct device *dev)
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return 0;
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return 0;
|
|
}
|
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}
|
|
|
|
|
|
-static struct vio_device_id ibmveth_device_table[] __devinitdata= {
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|
|
|
|
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+static struct vio_device_id ibmveth_device_table[] __devinitdata = {
|
|
{ "network", "IBM,l-lan"},
|
|
{ "network", "IBM,l-lan"},
|
|
{ "", "" }
|
|
{ "", "" }
|
|
};
|
|
};
|