#include "iwl-sta.h"
#include "iwl-agn-calib.h"
#include "iwl-agn.h"
-#include "iwl-pci.h"
+#include "iwl-bus.h"
#include "iwl-trans.h"
/******************************************************************************
static void iwl_free_fw_desc(struct iwl_priv *priv, struct fw_desc *desc)
{
if (desc->v_addr)
- dma_free_coherent(priv->bus.dev, desc->len,
+ dma_free_coherent(priv->bus->dev, desc->len,
desc->v_addr, desc->p_addr);
desc->v_addr = NULL;
desc->len = 0;
return -EINVAL;
}
- desc->v_addr = dma_alloc_coherent(priv->bus.dev, len,
+ desc->v_addr = dma_alloc_coherent(priv->bus->dev, len,
&desc->p_addr, GFP_KERNEL);
if (!desc->v_addr)
return -ENOMEM;
priv->firmware_name);
return request_firmware_nowait(THIS_MODULE, 1, priv->firmware_name,
- priv->bus.dev,
+ priv->bus->dev,
GFP_KERNEL, priv, iwl_ucode_callback);
}
if (err)
IWL_ERR(priv, "failed to create debugfs files. Ignoring error: %d\n", err);
- err = sysfs_create_group(&(priv->bus.dev->kobj),
+ err = sysfs_create_group(&(priv->bus->dev->kobj),
&iwl_attribute_group);
if (err) {
IWL_ERR(priv, "failed to create sysfs device attributes\n");
iwl_dealloc_ucode(priv);
out_unbind:
complete(&priv->_agn.firmware_loading_complete);
- device_release_driver(priv->bus.dev);
+ device_release_driver(priv->bus->dev);
release_firmware(ucode_raw);
}
BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
}
-int iwl_probe(void *bus_specific, struct iwl_bus_ops *bus_ops,
- struct iwl_cfg *cfg)
+int iwl_probe(struct iwl_bus *bus, struct iwl_cfg *cfg)
{
int err = 0;
struct iwl_priv *priv;
}
priv = hw->priv;
-
- priv->bus.priv = priv;
- priv->bus.bus_specific = bus_specific;
- priv->bus.ops = bus_ops;
- priv->bus.irq = priv->bus.ops->get_irq(&priv->bus);
- priv->bus.ops->set_drv_data(&priv->bus, priv);
- priv->bus.dev = priv->bus.ops->get_dev(&priv->bus);
+ priv->bus = bus;
+ bus_set_drv_data(priv->bus, priv);
/* At this point both hw and priv are allocated. */
- SET_IEEE80211_DEV(hw, priv->bus.dev);
+ SET_IEEE80211_DEV(hw, priv->bus->dev);
IWL_DEBUG_INFO(priv, "*** LOAD DRIVER ***\n");
priv->cfg = cfg;
if (iwl_alloc_traffic_mem(priv))
IWL_ERR(priv, "Not enough memory to generate traffic log\n");
-
/* these spin locks will be used in apm_ops.init and EEPROM access
* we should init now
*/
IWL_DEBUG_INFO(priv, "*** UNLOAD DRIVER ***\n");
iwl_dbgfs_unregister(priv);
- sysfs_remove_group(&priv->bus.dev->kobj,
+ sysfs_remove_group(&priv->bus->dev->kobj,
&iwl_attribute_group);
/* ieee80211_unregister_hw call wil cause iwl_mac_stop to
trans_free(&priv->trans);
- priv->bus.ops->set_drv_data(&priv->bus, NULL);
+ bus_set_drv_data(priv->bus, NULL);
iwl_uninit_drv(priv);
}
#endif
-int iwl_probe(void *bus_specific, struct iwl_bus_ops *bus_ops,
- struct iwl_cfg *cfg);
+int iwl_probe(struct iwl_bus *bus, struct iwl_cfg *cfg);
void __devexit iwl_remove(struct iwl_priv * priv);
#endif /* __iwl_agn_h__ */
#ifndef __iwl_pci_h__
#define __iwl_pci_h__
+struct iwl_bus;
+
+/**
+ * struct iwl_bus_ops - bus specific operations
+
+ * @get_pm_support: must returns true if the bus can go to sleep
+ * @apm_config: will be called during the config of the APM configuration
+ * @set_drv_data: set the priv pointer to the bus layer
+ * @get_hw_id: prints the hw_id in the provided buffer
+ * @write8: write a byte to register at offset ofs
+ * @write32: write a dword to register at offset ofs
+ * @wread32: read a dword at register at offset ofs
+ */
+struct iwl_bus_ops {
+ bool (*get_pm_support)(struct iwl_bus *bus);
+ void (*apm_config)(struct iwl_bus *bus);
+ void (*set_drv_data)(struct iwl_bus *bus, void *drv_data);
+ void (*get_hw_id)(struct iwl_bus *bus, char buf[], int buf_len);
+ void (*write8)(struct iwl_bus *bus, u32 ofs, u8 val);
+ void (*write32)(struct iwl_bus *bus, u32 ofs, u32 val);
+ u32 (*read32)(struct iwl_bus *bus, u32 ofs);
+};
+
+struct iwl_bus {
+ /* Common data to all buses */
+
+ /*TODO: priv should be void * */
+ struct iwl_priv *priv; /* driver's context */
+ struct device *dev;
+ struct iwl_bus_ops *ops;
+
+ unsigned int irq;
+
+ /* pointer to bus specific struct */
+ /*Ensure that this pointer will always be aligned to sizeof pointer */
+ char bus_specific[0] __attribute__((__aligned__(sizeof(void *))));
+};
+
+static inline bool bus_get_pm_support(struct iwl_bus *bus)
+{
+ return bus->ops->get_pm_support(bus);
+}
+
+static inline void bus_apm_config(struct iwl_bus *bus)
+{
+ bus->ops->apm_config(bus);
+}
+
+static inline void bus_set_drv_data(struct iwl_bus *bus, void *drv_data)
+{
+ bus->ops->set_drv_data(bus, drv_data);
+}
+
+static inline void bus_get_hw_id(struct iwl_bus *bus, char buf[], int buf_len)
+{
+ bus->ops->get_hw_id(bus, buf, buf_len);
+}
+
+static inline void bus_write8(struct iwl_bus *bus, u32 ofs, u8 val)
+{
+ bus->ops->write8(bus, ofs, val);
+}
+
+static inline void bus_write32(struct iwl_bus *bus, u32 ofs, u32 val)
+{
+ bus->ops->write32(bus, ofs, val);
+}
+
+static inline u32 bus_read32(struct iwl_bus *bus, u32 ofs)
+{
+ return bus->ops->read32(bus, ofs);
+}
+
int __must_check iwl_pci_register_driver(void);
void iwl_pci_unregister_driver(void);
if ((priv->bands[IEEE80211_BAND_5GHZ].n_channels == 0) &&
priv->cfg->sku & EEPROM_SKU_CAP_BAND_52GHZ) {
char buf[32];
- priv->bus.ops->get_hw_id(&priv->bus, buf, sizeof(buf));
+ bus_get_hw_id(priv->bus, buf, sizeof(buf));
IWL_INFO(priv, "Incorrectly detected BG card as ABG. "
"Please send your %s to maintainer.\n", buf);
priv->cfg->sku &= ~EEPROM_SKU_CAP_BAND_52GHZ;
iwl_set_bit(priv, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_BIT_HAP_WAKE_L1A);
- priv->bus.ops->apm_config(&priv->bus);
+ bus_apm_config(priv->bus);
/* Configure analog phase-lock-loop before activating to D0A */
if (priv->cfg->base_params->pll_cfg_val)
struct iwl_priv;
extern u32 iwl_debug_level;
-#define IWL_ERR(p, f, a...) dev_err(p->bus.ops->get_dev(&p->bus), f, ## a)
-#define IWL_WARN(p, f, a...) dev_warn(p->bus.ops->get_dev(&p->bus), f, ## a)
-#define IWL_INFO(p, f, a...) dev_info(p->bus.ops->get_dev(&p->bus), f, ## a)
-#define IWL_CRIT(p, f, a...) dev_crit(p->bus.ops->get_dev(&p->bus), f, ## a)
+#define IWL_ERR(p, f, a...) dev_err(p->bus->dev, f, ## a)
+#define IWL_WARN(p, f, a...) dev_warn(p->bus->dev, f, ## a)
+#define IWL_INFO(p, f, a...) dev_info(p->bus->dev, f, ## a)
+#define IWL_CRIT(p, f, a...) dev_crit(p->bus->dev, f, ## a)
#define iwl_print_hex_error(priv, p, len) \
do { \
#include "iwl-power.h"
#include "iwl-agn-rs.h"
#include "iwl-agn-tt.h"
+#include "iwl-bus.h"
#include "iwl-trans.h"
#define DRV_NAME "iwlagn"
};
#endif
-struct iwl_bus;
-
-/**
- * struct iwl_bus_ops - bus specific operations
-
- * @get_pm_support: must returns true if the bus can go to sleep
- * @apm_config: will be called during the config of the APM configuration
- * @set_drv_data: set the priv pointer to the bus layer
- * @get_dev: returns the device struct
- * @get_irq: returns the irq number
- * @get_hw_id: prints the hw_id in the provided buffer
- * @write8: write a byte to register at offset ofs
- * @write32: write a dword to register at offset ofs
- * @wread32: read a dword at register at offset ofs
- */
-struct iwl_bus_ops {
- bool (*get_pm_support)(struct iwl_bus *bus);
- void (*apm_config)(struct iwl_bus *bus);
- void (*set_drv_data)(struct iwl_bus *bus, void *priv);
- struct device *(*get_dev)(const struct iwl_bus *bus);
- unsigned int (*get_irq)(const struct iwl_bus *bus);
- void (*get_hw_id)(struct iwl_bus *bus, char buf[], int buf_len);
- void (*write8)(struct iwl_bus *bus, u32 ofs, u8 val);
- void (*write32)(struct iwl_bus *bus, u32 ofs, u32 val);
- u32 (*read32)(struct iwl_bus *bus, u32 ofs);
-};
-
-struct iwl_bus {
- /* pointer to bus specific struct */
- void *bus_specific;
-
- /* Common data to all buses */
- struct iwl_priv *priv; /* driver's context */
- struct device *dev;
- struct iwl_bus_ops *ops;
- unsigned int irq;
-};
-
/* uCode ownership */
#define IWL_OWNERSHIP_DRIVER 0
#define IWL_OWNERSHIP_TM 1
spinlock_t reg_lock; /* protect hw register access */
struct mutex mutex;
- struct iwl_bus bus; /* bus specific data */
+ struct iwl_bus *bus; /* bus specific data */
struct iwl_trans trans;
/* microcode/device supports multiple contexts */
#include "iwl-dev.h"
#include "iwl-debug.h"
#include "iwl-devtrace.h"
+#include "iwl-bus.h"
static inline void iwl_write8(struct iwl_priv *priv, u32 ofs, u8 val)
{
trace_iwlwifi_dev_iowrite8(priv, ofs, val);
- priv->bus.ops->write8(&priv->bus, ofs, val);
+ bus_write8(priv->bus, ofs, val);
}
static inline void iwl_write32(struct iwl_priv *priv, u32 ofs, u32 val)
{
trace_iwlwifi_dev_iowrite32(priv, ofs, val);
- priv->bus.ops->write32(&priv->bus, ofs, val);
+ bus_write32(priv->bus, ofs, val);
}
static inline u32 iwl_read32(struct iwl_priv *priv, u32 ofs)
{
- u32 val = priv->bus.ops->read32(&priv->bus, ofs);
+ u32 val = bus_read32(priv->bus, ofs);
trace_iwlwifi_dev_ioread32(priv, ofs, val);
return val;
}
break;
}
- ret = led_classdev_register(priv->bus.dev,
+ ret = led_classdev_register(priv->bus->dev,
&priv->led);
if (ret) {
kfree(priv->led.name);
#include <linux/pci.h>
#include <linux/pci-aspm.h>
-#include "iwl-pci.h"
+#include "iwl-bus.h"
#include "iwl-agn.h"
#include "iwl-core.h"
#include "iwl-io.h"
-#include "iwl-trans.h"
/* PCI registers */
#define PCI_CFG_RETRY_TIMEOUT 0x041
}
}
-static void iwl_pci_set_drv_data(struct iwl_bus *bus, void *drv_priv)
+static void iwl_pci_set_drv_data(struct iwl_bus *bus, void *drv_data)
{
- pci_set_drvdata(IWL_BUS_GET_PCI_DEV(bus), drv_priv);
-}
-
-static struct device *iwl_pci_get_dev(const struct iwl_bus *bus)
-{
- return &(IWL_BUS_GET_PCI_DEV(bus)->dev);
-}
-
-static unsigned int iwl_pci_get_irq(const struct iwl_bus *bus)
-{
- return IWL_BUS_GET_PCI_DEV(bus)->irq;
+ bus->priv = drv_data;
}
static void iwl_pci_get_hw_id(struct iwl_bus *bus, char buf[],
.get_pm_support = iwl_pci_is_pm_supported,
.apm_config = iwl_pci_apm_config,
.set_drv_data = iwl_pci_set_drv_data,
- .get_dev = iwl_pci_get_dev,
- .get_irq = iwl_pci_get_irq,
.get_hw_id = iwl_pci_get_hw_id,
.write8 = iwl_pci_write8,
.write32 = iwl_pci_write32,
static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct iwl_cfg *cfg = (struct iwl_cfg *)(ent->driver_data);
- struct iwl_pci_bus *bus;
+ struct iwl_bus *bus;
+ struct iwl_pci_bus *pci_bus;
u16 pci_cmd;
int err;
- bus = kzalloc(sizeof(*bus), GFP_KERNEL);
+ bus = kzalloc(sizeof(*bus) + sizeof(*pci_bus), GFP_KERNEL);
if (!bus) {
pr_err("Couldn't allocate iwl_pci_bus");
err = -ENOMEM;
goto out_no_pci;
}
- bus->pci_dev = pdev;
+ pci_bus = IWL_BUS_GET_PCI_BUS(bus);
+ pci_bus->pci_dev = pdev;
/* W/A - seems to solve weird behavior. We need to remove this if we
* don't want to stay in L1 all the time. This wastes a lot of power */
goto out_pci_disable_device;
}
- bus->hw_base = pci_iomap(pdev, 0, 0);
- if (!bus->hw_base) {
+ pci_bus->hw_base = pci_iomap(pdev, 0, 0);
+ if (!pci_bus->hw_base) {
pr_err("pci_iomap failed");
err = -ENODEV;
goto out_pci_release_regions;
pr_info("pci_resource_len = 0x%08llx\n",
(unsigned long long) pci_resource_len(pdev, 0));
- pr_info("pci_resource_base = %p\n", bus->hw_base);
+ pr_info("pci_resource_base = %p\n", pci_bus->hw_base);
pr_info("HW Revision ID = 0x%X\n", pdev->revision);
pci_write_config_word(pdev, PCI_COMMAND, pci_cmd);
}
- err = iwl_probe((void *) bus, &pci_ops, cfg);
+ pci_set_drvdata(pdev, bus);
+
+ bus->dev = &pdev->dev;
+ bus->irq = pdev->irq;
+ bus->ops = &pci_ops;
+
+ err = iwl_probe(bus, cfg);
if (err)
goto out_disable_msi;
return 0;
out_disable_msi:
pci_disable_msi(pdev);
out_iounmap:
- pci_iounmap(pdev, bus->hw_base);
+ pci_iounmap(pdev, pci_bus->hw_base);
out_pci_release_regions:
pci_set_drvdata(pdev, NULL);
pci_release_regions(pdev);
return err;
}
-static void iwl_pci_down(void *bus)
+static void iwl_pci_down(struct iwl_bus *bus)
{
- struct iwl_pci_bus *pci_bus = (struct iwl_pci_bus *) bus;
+ struct iwl_pci_bus *pci_bus = (struct iwl_pci_bus *) bus->bus_specific;
pci_disable_msi(pci_bus->pci_dev);
pci_iounmap(pci_bus->pci_dev, pci_bus->hw_base);
pci_disable_device(pci_bus->pci_dev);
pci_set_drvdata(pci_bus->pci_dev, NULL);
- kfree(pci_bus);
+ kfree(bus);
}
static void __devexit iwl_pci_remove(struct pci_dev *pdev)
{
- struct iwl_priv *priv = pci_get_drvdata(pdev);
- void *bus_specific = priv->bus.bus_specific;
+ struct iwl_bus *bus = pci_get_drvdata(pdev);
- iwl_remove(priv);
+ iwl_remove(bus->priv);
- iwl_pci_down(bus_specific);
+ iwl_pci_down(bus);
}
#ifdef CONFIG_PM
static int iwl_pci_suspend(struct device *device)
{
struct pci_dev *pdev = to_pci_dev(device);
- struct iwl_priv *priv = pci_get_drvdata(pdev);
+ struct iwl_bus *bus = pci_get_drvdata(pdev);
- return iwl_suspend(priv);
+ return iwl_suspend(bus->priv);
}
static int iwl_pci_resume(struct device *device)
{
struct pci_dev *pdev = to_pci_dev(device);
- struct iwl_priv *priv = pci_get_drvdata(pdev);
+ struct iwl_bus *bus = pci_get_drvdata(pdev);
/*
* We disable the RETRY_TIMEOUT register (0x41) to keep
*/
pci_write_config_byte(pdev, PCI_CFG_RETRY_TIMEOUT, 0x00);
- return iwl_resume(priv);
+ return iwl_resume(bus->priv);
}
static SIMPLE_DEV_PM_OPS(iwl_dev_pm_ops, iwl_pci_suspend, iwl_pci_resume);
/* initialize to default */
void iwl_power_initialize(struct iwl_priv *priv)
{
- priv->power_data.bus_pm = priv->bus.ops->get_pm_support(&priv->bus);
+ priv->power_data.bus_pm = bus_get_pm_support(priv->bus);
priv->power_data.debug_sleep_level_override = -1;
static void iwl_trace_cleanup(struct iwl_priv *priv)
{
- struct device *dev = priv->bus.dev;
-
if (priv->testmode_trace.trace_enabled) {
if (priv->testmode_trace.cpu_addr &&
priv->testmode_trace.dma_addr)
- dma_free_coherent(dev,
+ dma_free_coherent(priv->bus->dev,
priv->testmode_trace.total_size,
priv->testmode_trace.cpu_addr,
priv->testmode_trace.dma_addr);
struct iwl_priv *priv = hw->priv;
struct sk_buff *skb;
int status = 0;
- struct device *dev = priv->bus.dev;
+ struct device *dev = priv->bus->dev;
switch (nla_get_u32(tb[IWL_TM_ATTR_COMMAND])) {
case IWL_TM_CMD_APP2DEV_BEGIN_TRACE:
BUG_ON(rxb->page);
rxb->page = page;
/* Get physical address of the RB */
- rxb->page_dma = dma_map_page(priv->bus.dev, page, 0,
+ rxb->page_dma = dma_map_page(priv->bus->dev, page, 0,
PAGE_SIZE << priv->hw_params.rx_page_order,
DMA_FROM_DEVICE);
/* dma address must be no more than 36 bits */
rxq->queue[i] = NULL;
- dma_unmap_page(priv->bus.dev, rxb->page_dma,
+ dma_unmap_page(priv->bus->dev, rxb->page_dma,
PAGE_SIZE << priv->hw_params.rx_page_order,
DMA_FROM_DEVICE);
pkt = rxb_addr(rxb);
* rx_free list for reuse later. */
spin_lock_irqsave(&rxq->lock, flags);
if (rxb->page != NULL) {
- rxb->page_dma = dma_map_page(priv->bus.dev, rxb->page,
+ rxb->page_dma = dma_map_page(priv->bus->dev, rxb->page,
0, PAGE_SIZE << priv->hw_params.rx_page_order,
DMA_FROM_DEVICE);
list_add_tail(&rxb->list, &rxq->rx_free);
void iwl_free_isr_ict(struct iwl_priv *priv)
{
if (priv->_agn.ict_tbl_vir) {
- dma_free_coherent(priv->bus.dev,
+ dma_free_coherent(priv->bus->dev,
(sizeof(u32) * ICT_COUNT) + PAGE_SIZE,
priv->_agn.ict_tbl_vir,
priv->_agn.ict_tbl_dma);
/* allocate shrared data table */
priv->_agn.ict_tbl_vir =
- dma_alloc_coherent(priv->bus.dev,
+ dma_alloc_coherent(priv->bus->dev,
(sizeof(u32) * ICT_COUNT) + PAGE_SIZE,
&priv->_agn.ict_tbl_dma, GFP_KERNEL);
if (!priv->_agn.ict_tbl_vir)
/* Unmap tx_cmd */
if (num_tbs)
- dma_unmap_single(priv->bus.dev,
+ dma_unmap_single(priv->bus->dev,
dma_unmap_addr(meta, mapping),
dma_unmap_len(meta, len),
DMA_BIDIRECTIONAL);
/* Unmap chunks, if any. */
for (i = 1; i < num_tbs; i++)
- dma_unmap_single(priv->bus.dev, iwl_tfd_tb_get_addr(tfd, i),
+ dma_unmap_single(priv->bus->dev, iwl_tfd_tb_get_addr(tfd, i),
iwl_tfd_tb_get_len(tfd, i), dma_dir);
}
le16_to_cpu(out_cmd->hdr.sequence), cmd_size,
q->write_ptr, idx, priv->cmd_queue);
- phys_addr = dma_map_single(priv->bus.dev, &out_cmd->hdr, copy_size,
+ phys_addr = dma_map_single(priv->bus->dev, &out_cmd->hdr, copy_size,
DMA_BIDIRECTIONAL);
- if (unlikely(dma_mapping_error(priv->bus.dev, phys_addr))) {
+ if (unlikely(dma_mapping_error(priv->bus->dev, phys_addr))) {
idx = -ENOMEM;
goto out;
}
continue;
if (!(cmd->dataflags[i] & IWL_HCMD_DFL_NOCOPY))
continue;
- phys_addr = dma_map_single(priv->bus.dev, (void *)cmd->data[i],
+ phys_addr = dma_map_single(priv->bus->dev, (void *)cmd->data[i],
cmd->len[i], DMA_BIDIRECTIONAL);
- if (dma_mapping_error(priv->bus.dev, phys_addr)) {
+ if (dma_mapping_error(priv->bus->dev, phys_addr)) {
iwlagn_unmap_tfd(priv, out_meta,
&txq->tfds[q->write_ptr],
DMA_BIDIRECTIONAL);
static int iwl_trans_rx_alloc(struct iwl_priv *priv)
{
struct iwl_rx_queue *rxq = &priv->rxq;
- struct device *dev = priv->bus.dev;
+ struct device *dev = priv->bus->dev;
memset(&priv->rxq, 0, sizeof(priv->rxq));
/* In the reset function, these buffers may have been allocated
* to an SKB, so we need to unmap and free potential storage */
if (rxq->pool[i].page != NULL) {
- dma_unmap_page(priv->bus.dev, rxq->pool[i].page_dma,
+ dma_unmap_page(priv->bus->dev, rxq->pool[i].page_dma,
PAGE_SIZE << priv->hw_params.rx_page_order,
DMA_FROM_DEVICE);
__iwl_free_pages(priv, rxq->pool[i].page);
iwl_trans_rxq_free_rx_bufs(priv);
spin_unlock_irqrestore(&rxq->lock, flags);
- dma_free_coherent(priv->bus.dev, sizeof(__le32) * RX_QUEUE_SIZE,
+ dma_free_coherent(priv->bus->dev, sizeof(__le32) * RX_QUEUE_SIZE,
rxq->bd, rxq->bd_dma);
memset(&rxq->bd_dma, 0, sizeof(rxq->bd_dma));
rxq->bd = NULL;
if (rxq->rb_stts)
- dma_free_coherent(priv->bus.dev,
+ dma_free_coherent(priv->bus->dev,
sizeof(struct iwl_rb_status),
rxq->rb_stts, rxq->rb_stts_dma);
else
if (WARN_ON(ptr->addr))
return -EINVAL;
- ptr->addr = dma_alloc_coherent(priv->bus.dev, size,
+ ptr->addr = dma_alloc_coherent(priv->bus->dev, size,
&ptr->dma, GFP_KERNEL);
if (!ptr->addr)
return -ENOMEM;
if (unlikely(!ptr->addr))
return;
- dma_free_coherent(priv->bus.dev, ptr->size, ptr->addr, ptr->dma);
+ dma_free_coherent(priv->bus->dev, ptr->size, ptr->addr, ptr->dma);
memset(ptr, 0, sizeof(*ptr));
}
/* Circular buffer of transmit frame descriptors (TFDs),
* shared with device */
- txq->tfds = dma_alloc_coherent(priv->bus.dev, tfd_sz, &txq->q.dma_addr,
+ txq->tfds = dma_alloc_coherent(priv->bus->dev, tfd_sz, &txq->q.dma_addr,
GFP_KERNEL);
if (!txq->tfds) {
IWL_ERR(priv, "dma_alloc_coherent(%zd) failed\n", tfd_sz);
static void iwl_tx_queue_free(struct iwl_priv *priv, int txq_id)
{
struct iwl_tx_queue *txq = &priv->txq[txq_id];
- struct device *dev = priv->bus.dev;
+ struct device *dev = priv->bus->dev;
int i;
if (WARN_ON(!txq))
return;
/* Physical address of this Tx command's header (not MAC header!),
* within command buffer array. */
- txcmd_phys = dma_map_single(priv->bus.dev,
+ txcmd_phys = dma_map_single(priv->bus->dev,
&dev_cmd->hdr, firstlen,
DMA_BIDIRECTIONAL);
- if (unlikely(dma_mapping_error(priv->bus.dev, txcmd_phys)))
+ if (unlikely(dma_mapping_error(priv->bus->dev, txcmd_phys)))
return -1;
dma_unmap_addr_set(out_meta, mapping, txcmd_phys);
dma_unmap_len_set(out_meta, len, firstlen);
* if any (802.11 null frames have no payload). */
secondlen = skb->len - hdr_len;
if (secondlen > 0) {
- phys_addr = dma_map_single(priv->bus.dev, skb->data + hdr_len,
+ phys_addr = dma_map_single(priv->bus->dev, skb->data + hdr_len,
secondlen, DMA_TO_DEVICE);
- if (unlikely(dma_mapping_error(priv->bus.dev, phys_addr))) {
- dma_unmap_single(priv->bus.dev,
+ if (unlikely(dma_mapping_error(priv->bus->dev, phys_addr))) {
+ dma_unmap_single(priv->bus->dev,
dma_unmap_addr(out_meta, mapping),
dma_unmap_len(out_meta, len),
DMA_BIDIRECTIONAL);
offsetof(struct iwl_tx_cmd, scratch);
/* take back ownership of DMA buffer to enable update */
- dma_sync_single_for_cpu(priv->bus.dev, txcmd_phys, firstlen,
+ dma_sync_single_for_cpu(priv->bus->dev, txcmd_phys, firstlen,
DMA_BIDIRECTIONAL);
tx_cmd->dram_lsb_ptr = cpu_to_le32(scratch_phys);
tx_cmd->dram_msb_ptr = iwl_get_dma_hi_addr(scratch_phys);
iwl_trans_txq_update_byte_cnt_tbl(priv, txq,
le16_to_cpu(tx_cmd->len));
- dma_sync_single_for_device(priv->bus.dev, txcmd_phys, firstlen,
+ dma_sync_single_for_device(priv->bus->dev, txcmd_phys, firstlen,
DMA_BIDIRECTIONAL);
trace_iwlwifi_dev_tx(priv,
static void iwl_trans_sync_irq(struct iwl_priv *priv)
{
/* wait to make sure we flush pending tasklet*/
- synchronize_irq(priv->bus.irq);
+ synchronize_irq(priv->bus->irq);
tasklet_kill(&priv->irq_tasklet);
}
static void iwl_trans_free(struct iwl_priv *priv)
{
- free_irq(priv->bus.irq, priv);
+ free_irq(priv->bus->irq, priv);
iwl_free_isr_ict(priv);
}
iwl_alloc_isr_ict(priv);
- err = request_irq(priv->bus.irq, iwl_isr_ict, IRQF_SHARED,
+ err = request_irq(priv->bus->irq, iwl_isr_ict, IRQF_SHARED,
DRV_NAME, priv);
if (err) {
- IWL_ERR(priv, "Error allocating IRQ %d\n", priv->bus.irq);
+ IWL_ERR(priv, "Error allocating IRQ %d\n", priv->bus->irq);
iwl_free_isr_ict(priv);
return err;
}
projects / platform / kernel / linux-amlogic.git / commitdiff