本文整理汇总了C++中qib_dev_err函数的典型用法代码示例。如果您正苦于以下问题：C++ qib_dev_err函数的具体用法？C++ qib_dev_err怎么用？C++ qib_dev_err使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了qib_dev_err函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: qib_bad_intrstatus
void qib_bad_intrstatus(struct qib_devdata *dd)
{
static int allbits;
/* separate routine, for better optimization of qib_intr() */
/*
* We print the message and disable interrupts, in hope of
* having a better chance of debugging the problem.
*/
qib_dev_err(dd,
"Read of chip interrupt status failed disabling interrupts\n");
if (allbits++) {
/* disable interrupt delivery, something is very wrong */
if (allbits == 2)
dd->f_set_intr_state(dd, 0);
if (allbits == 3) {
qib_dev_err(dd,
"2nd bad interrupt status, unregistering interrupts\n");
dd->flags |= QIB_BADINTR;
dd->flags &= ~QIB_INITTED;
dd->f_free_irq(dd);
}
}
}
开发者ID:03199618，项目名称:linux，代码行数:25，代码来源:qib_intr.c
示例2: qib_msi_setup
/**
* We save the msi lo and hi values, so we can restore them after
* chip reset (the kernel PCI infrastructure doesn't yet handle that
* correctly.
*/
static int qib_msi_setup(struct qib_devdata *dd, int pos)
{
struct pci_dev *pdev = dd->pcidev;
u16 control;
int ret;
ret = pci_enable_msi(pdev);
if (ret)
qib_dev_err(dd, "pci_enable_msi failed: %d, "
"interrupts may not work\n", ret);
/* continue even if it fails, we may still be OK... */
pci_read_config_dword(pdev, pos + PCI_MSI_ADDRESS_LO,
&dd->msi_lo);
pci_read_config_dword(pdev, pos + PCI_MSI_ADDRESS_HI,
&dd->msi_hi);
pci_read_config_word(pdev, pos + PCI_MSI_FLAGS, &control);
/* now save the data (vector) info */
pci_read_config_word(pdev, pos + ((control & PCI_MSI_FLAGS_64BIT)
? 12 : 8),
&dd->msi_data);
qib_cdbg(VERBOSE, "Read msi data 0x%x from config offset "
"0x%x, control=0x%x\n", dd->msi_data,
pos + ((control & PCI_MSI_FLAGS_64BIT) ? 12 : 8),
control);
return ret;
}
开发者ID:HobbesOSR，项目名称:kitten，代码行数:33，代码来源:qib_pcie.c
示例3: qib_msix_setup
static void qib_msix_setup(struct qib_devdata *dd, int pos, u32 *msixcnt,
struct msix_entry *msix_entry)
{
int ret;
u32 tabsize = 0;
u16 msix_flags;
pci_read_config_word(dd->pcidev, pos + PCI_MSIX_FLAGS, &msix_flags);
tabsize = 1 + (msix_flags & PCI_MSIX_FLAGS_QSIZE);
if (tabsize > *msixcnt)
tabsize = *msixcnt;
ret = pci_enable_msix(dd->pcidev, msix_entry, tabsize);
if (ret > 0) {
tabsize = ret;
ret = pci_enable_msix(dd->pcidev, msix_entry, tabsize);
}
if (ret) {
qib_dev_err(dd, "pci_enable_msix %d vectors failed: %d, "
"falling back to INTx\n", tabsize, ret);
tabsize = 0;
}
*msixcnt = tabsize;
if (ret)
qib_enable_intx(dd->pcidev);
}
开发者ID:33d，项目名称:linux-2.6.21-hh20，代码行数:27，代码来源:qib_pcie.c
示例4: qib_reinit_intr
/*
* Setup pcie interrupt stuff again after a reset. I'd like to just call
* pci_enable_msi() again for msi, but when I do that,
* the MSI enable bit doesn't get set in the command word, and
* we switch to to a different interrupt vector, which is confusing,
* so I instead just do it all inline. Perhaps somehow can tie this
* into the PCIe hotplug support at some point
*/
int qib_reinit_intr(struct qib_devdata *dd)
{
int pos;
u16 control;
int ret = 0;
if (!dd->msi_lo)
/* we weren't using MSI, so don't restore it */
goto bail;
#ifdef CONFIG_PCI_MSI
pos = pci_find_capability(dd->pcidev, PCI_CAP_ID_MSI);
if (!pos) {
qib_dev_err(dd, "Can't find MSI capability, "
"can't restore MSI settings\n");
ret = 0;
/* nothing special for MSIx, just MSI */
goto bail;
}
qib_cdbg(VERBOSE, "Writing msi_lo 0x%x to config offset 0x%x\n",
dd->msi_lo, pos + PCI_MSI_ADDRESS_LO);
pci_write_config_dword(dd->pcidev, pos + PCI_MSI_ADDRESS_LO,
dd->msi_lo);
qib_cdbg(VERBOSE, "Writing msi_lo 0x%x to config offset 0x%x\n",
dd->msi_hi, pos + PCI_MSI_ADDRESS_HI);
pci_write_config_dword(dd->pcidev, pos + PCI_MSI_ADDRESS_HI,
dd->msi_hi);
pci_read_config_word(dd->pcidev, pos + PCI_MSI_FLAGS, &control);
if (!(control & PCI_MSI_FLAGS_ENABLE)) {
qib_cdbg(INIT, "MSI control at off %x was %x, "
"setting MSI enable (%x)\n", pos + PCI_MSI_FLAGS,
control, control | PCI_MSI_FLAGS_ENABLE);
control |= PCI_MSI_FLAGS_ENABLE;
pci_write_config_word(dd->pcidev, pos + PCI_MSI_FLAGS,
control);
}
/* now rewrite the data (vector) info */
pci_write_config_word(dd->pcidev, pos +
((control & PCI_MSI_FLAGS_64BIT) ? 12 : 8),
dd->msi_data);
ret = 1;
#endif /* CONFIG_PCI_MSI */
bail:
if (!ret && (dd->flags & QIB_HAS_INTX)) {
qib_cdbg(INIT, "Using INTx, MSI disabled or not configured\n");
qib_enable_intx(dd->pcidev);
ret = 1;
}
/* and now set the pci master bit again */
pci_set_master(dd->pcidev);
return ret;
}
开发者ID:HobbesOSR，项目名称:kitten，代码行数:62，代码来源:qib_pcie.c
示例5: qib_bad_intrstatus
void qib_bad_intrstatus(struct qib_devdata *dd)
{
static int allbits;
qib_dev_err(dd, "Read of chip interrupt status failed"
" disabling interrupts\n");
if (allbits++) {
if (allbits == 2)
dd->f_set_intr_state(dd, 0);
if (allbits == 3) {
qib_dev_err(dd, "2nd bad interrupt status, "
"unregistering interrupts\n");
dd->flags |= QIB_BADINTR;
dd->flags &= ~QIB_INITTED;
dd->f_free_irq(dd);
}
}
}
开发者ID:DirtyDroidX，项目名称:android_kernel_htc_m8ul，代码行数:21，代码来源:qib_intr.c
示例6: store_led_override
static ssize_t store_led_override(struct qib_pportdata *ppd, const char *buf,
size_t count)
{
struct qib_devdata *dd = ppd->dd;
int ret;
u16 val;
ret = qib_parse_ushort(buf, &val);
if (ret > 0)
qib_set_led_override(ppd, val);
else
qib_dev_err(dd, "attempt to set invalid LED override\n");
return ret < 0 ? ret : count;
}
开发者ID:303750856，项目名称:linux-3.1，代码行数:14，代码来源:qib_sysfs.c
示例7: flash_read
static ssize_t flash_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)
{
struct qib_devdata *dd;
ssize_t ret;
loff_t pos;
char *tmp;
pos = *ppos;
if (pos < 0) {
ret = -EINVAL;
goto bail;
}
if (pos >= sizeof(struct qib_flash)) {
ret = 0;
goto bail;
}
if (count > sizeof(struct qib_flash) - pos)
count = sizeof(struct qib_flash) - pos;
tmp = kmalloc(count, GFP_KERNEL);
if (!tmp) {
ret = -ENOMEM;
goto bail;
}
dd = private2dd(file);
if (qib_eeprom_read(dd, pos, tmp, count)) {
qib_dev_err(dd, "failed to read from flash\n");
ret = -ENXIO;
goto bail_tmp;
}
if (copy_to_user(buf, tmp, count)) {
ret = -EFAULT;
goto bail_tmp;
}
*ppos = pos + count;
ret = count;
bail_tmp:
kfree(tmp);
bail:
return ret;
}
开发者ID:Tyler-D，项目名称:RXE，代码行数:50，代码来源:qib_fs.c
示例8: eeprom_write_with_enable
/*
* Actually update the eeprom, first doing write enable if
* needed, then restoring write enable state.
* Must be called with eep_lock held
*/
static int eeprom_write_with_enable(struct qib_devdata *dd, u8 offset,
const void *buf, int len)
{
int ret, pwen;
pwen = dd->f_eeprom_wen(dd, 1);
ret = qib_twsi_reset(dd);
if (ret)
qib_dev_err(dd, "EEPROM Reset for write failed\n");
else
ret = qib_twsi_blk_wr(dd, dd->twsi_eeprom_dev,
offset, buf, len);
dd->f_eeprom_wen(dd, pwen);
return ret;
}
开发者ID:0xroot，项目名称:Blackphone-BP1-Kernel，代码行数:20，代码来源:qib_eeprom.c
示例9: qib_msix_setup
static void qib_msix_setup(struct qib_devdata *dd, int pos, u32 *msixcnt,
struct qib_msix_entry *qib_msix_entry)
{
int ret;
int nvec = *msixcnt;
struct msix_entry *msix_entry;
int i;
ret = pci_msix_vec_count(dd->pcidev);
if (ret < 0)
goto do_intx;
nvec = min(nvec, ret);
/* We can't pass qib_msix_entry array to qib_msix_setup
* so use a dummy msix_entry array and copy the allocated
* irq back to the qib_msix_entry array. */
msix_entry = kcalloc(nvec, sizeof(*msix_entry), GFP_KERNEL);
if (!msix_entry)
goto do_intx;
for (i = 0; i < nvec; i++)
msix_entry[i] = qib_msix_entry[i].msix;
ret = pci_enable_msix_range(dd->pcidev, msix_entry, 1, nvec);
if (ret < 0)
goto free_msix_entry;
else
nvec = ret;
for (i = 0; i < nvec; i++)
qib_msix_entry[i].msix = msix_entry[i];
kfree(msix_entry);
*msixcnt = nvec;
return;
free_msix_entry:
kfree(msix_entry);
do_intx:
qib_dev_err(
dd,
"pci_enable_msix_range %d vectors failed: %d, falling back to INTx\n",
nvec, ret);
*msixcnt = 0;
qib_enable_intx(dd->pcidev);
}
开发者ID:AshishNamdev，项目名称:linux，代码行数:48，代码来源:qib_pcie.c
示例10: store_led_override
static ssize_t store_led_override(struct qib_pportdata *ppd, const char *buf,
size_t count)
{
struct qib_devdata *dd = ppd->dd;
int ret;
u16 val;
ret = kstrtou16(buf, 0, &val);
if (ret) {
qib_dev_err(dd, "attempt to set invalid LED override\n");
return ret;
}
qib_set_led_override(ppd, val);
return count;
}
开发者ID:03199618，项目名称:linux，代码行数:16，代码来源:qib_sysfs.c
示例11: flash_write
static ssize_t flash_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
struct qib_devdata *dd;
ssize_t ret;
loff_t pos;
char *tmp;
pos = *ppos;
if (pos != 0) {
ret = -EINVAL;
goto bail;
}
if (count != sizeof(struct qib_flash)) {
ret = -EINVAL;
goto bail;
}
tmp = kmalloc(count, GFP_KERNEL);
if (!tmp) {
ret = -ENOMEM;
goto bail;
}
if (copy_from_user(tmp, buf, count)) {
ret = -EFAULT;
goto bail_tmp;
}
dd = private2dd(file);
if (qib_eeprom_write(dd, pos, tmp, count)) {
ret = -ENXIO;
qib_dev_err(dd, "failed to write to flash\n");
goto bail_tmp;
}
*ppos = pos + count;
ret = count;
bail_tmp:
kfree(tmp);
bail:
return ret;
}
开发者ID:Tyler-D，项目名称:RXE，代码行数:47，代码来源:qib_fs.c
示例12: qib_msix_setup
static void qib_msix_setup(struct qib_devdata *dd, int pos, u32 *msixcnt,
struct qib_msix_entry *qib_msix_entry)
{
int ret;
u32 tabsize = 0;
u16 msix_flags;
struct msix_entry *msix_entry;
int i;
/* We can't pass qib_msix_entry array to qib_msix_setup
* so use a dummy msix_entry array and copy the allocated
* irq back to the qib_msix_entry array. */
msix_entry = kmalloc(*msixcnt * sizeof(*msix_entry), GFP_KERNEL);
if (!msix_entry) {
ret = -ENOMEM;
goto do_intx;
}
for (i = 0; i < *msixcnt; i++)
msix_entry[i] = qib_msix_entry[i].msix;
pci_read_config_word(dd->pcidev, pos + PCI_MSIX_FLAGS, &msix_flags);
tabsize = 1 + (msix_flags & PCI_MSIX_FLAGS_QSIZE);
if (tabsize > *msixcnt)
tabsize = *msixcnt;
ret = pci_enable_msix(dd->pcidev, msix_entry, tabsize);
if (ret > 0) {
tabsize = ret;
ret = pci_enable_msix(dd->pcidev, msix_entry, tabsize);
}
do_intx:
if (ret) {
qib_dev_err(dd,
"pci_enable_msix %d vectors failed: %d, falling back to INTx\n",
tabsize, ret);
tabsize = 0;
}
for (i = 0; i < tabsize; i++)
qib_msix_entry[i].msix = msix_entry[i];
kfree(msix_entry);
*msixcnt = tabsize;
if (ret)
qib_enable_intx(dd->pcidev);
}
开发者ID:03199618，项目名称:linux，代码行数:45，代码来源:qib_pcie.c
示例13: qib_resync_ibepb
static int qib_resync_ibepb(struct qib_devdata *dd)
{
int ret, pat, tries, chn;
u32 loc;
ret = -1;
chn = 0;
for (tries = 0; tries < (4 * IBSD_RESYNC_TRIES); ++tries) {
loc = IB_PGUDP(chn);
ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, loc, 0, 0);
if (ret < 0) {
qib_dev_err(dd, "Failed read in resync\n");
continue;
}
if (ret != 0xF0 && ret != 0x55 && tries == 0)
qib_dev_err(dd, "unexpected pattern in resync\n");
pat = ret ^ 0xA5; /* alternate F0 and 55 */
ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, loc, pat, 0xFF);
if (ret < 0) {
qib_dev_err(dd, "Failed write in resync\n");
continue;
}
ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, loc, 0, 0);
if (ret < 0) {
qib_dev_err(dd, "Failed re-read in resync\n");
continue;
}
if (ret != pat) {
qib_dev_err(dd, "Failed compare1 in resync\n");
continue;
}
loc = IB_CMUDONE(chn);
ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, loc, 0, 0);
if (ret < 0) {
qib_dev_err(dd, "Failed CMUDONE rd in resync\n");
continue;
}
if ((ret & 0x70) != ((chn << 4) | 0x40)) {
qib_dev_err(dd, "Bad CMUDONE value %02X, chn %d\n",
ret, chn);
continue;
}
if (++chn == 4)
break; /* Success */
}
return (ret > 0) ? 0 : ret;
}
开发者ID:Jubei-Mitsuyoshi，项目名称:sprezzos-world，代码行数:47，代码来源:qib_sd7220.c
示例14: qib_eeprom_read
/**
* qib_eeprom_read - receives bytes from the eeprom via I2C
* @dd: the qlogic_ib device
* @eeprom_offset: address to read from
* @buffer: where to store result
* @len: number of bytes to receive
*/
int qib_eeprom_read(struct qib_devdata *dd, u8 eeprom_offset,
void *buff, int len)
{
int ret;
ret = mutex_lock_interruptible(&dd->eep_lock);
if (!ret) {
ret = qib_twsi_reset(dd);
if (ret)
qib_dev_err(dd, "EEPROM Reset for read failed\n");
else
ret = qib_twsi_blk_rd(dd, dd->twsi_eeprom_dev,
eeprom_offset, buff, len);
mutex_unlock(&dd->eep_lock);
}
return ret;
}
开发者ID:0xroot，项目名称:Blackphone-BP1-Kernel，代码行数:25，代码来源:qib_eeprom.c
示例15: qib_reinit_intr
int qib_reinit_intr(struct qib_devdata *dd)
{
int pos;
u16 control;
int ret = 0;
/* */
if (!dd->msi_lo)
goto bail;
pos = pci_find_capability(dd->pcidev, PCI_CAP_ID_MSI);
if (!pos) {
qib_dev_err(dd, "Can't find MSI capability, "
"can't restore MSI settings\n");
ret = 0;
/* */
goto bail;
}
pci_write_config_dword(dd->pcidev, pos + PCI_MSI_ADDRESS_LO,
dd->msi_lo);
pci_write_config_dword(dd->pcidev, pos + PCI_MSI_ADDRESS_HI,
dd->msi_hi);
pci_read_config_word(dd->pcidev, pos + PCI_MSI_FLAGS, &control);
if (!(control & PCI_MSI_FLAGS_ENABLE)) {
control |= PCI_MSI_FLAGS_ENABLE;
pci_write_config_word(dd->pcidev, pos + PCI_MSI_FLAGS,
control);
}
/* */
pci_write_config_word(dd->pcidev, pos +
((control & PCI_MSI_FLAGS_64BIT) ? 12 : 8),
dd->msi_data);
ret = 1;
bail:
if (!ret && (dd->flags & QIB_HAS_INTX)) {
qib_enable_intx(dd->pcidev);
ret = 1;
}
/* */
pci_set_master(dd->pcidev);
return ret;
}
开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:44，代码来源:qib_pcie.c
示例16: qib_reinit_intr
/*
* Setup pcie interrupt stuff again after a reset. I'd like to just call
* pci_enable_msi() again for msi, but when I do that,
* the MSI enable bit doesn't get set in the command word, and
* we switch to to a different interrupt vector, which is confusing,
* so I instead just do it all inline. Perhaps somehow can tie this
* into the PCIe hotplug support at some point
*/
int qib_reinit_intr(struct qib_devdata *dd)
{
int pos;
u16 control;
int ret = 0;
/* If we aren't using MSI, don't restore it */
if (!dd->msi_lo)
goto bail;
pos = dd->pcidev->msi_cap;
if (!pos) {
qib_dev_err(dd,
"Can't find MSI capability, can't restore MSI settings\n");
ret = 0;
/* nothing special for MSIx, just MSI */
goto bail;
}
pci_write_config_dword(dd->pcidev, pos + PCI_MSI_ADDRESS_LO,
dd->msi_lo);
pci_write_config_dword(dd->pcidev, pos + PCI_MSI_ADDRESS_HI,
dd->msi_hi);
pci_read_config_word(dd->pcidev, pos + PCI_MSI_FLAGS, &control);
if (!(control & PCI_MSI_FLAGS_ENABLE)) {
control |= PCI_MSI_FLAGS_ENABLE;
pci_write_config_word(dd->pcidev, pos + PCI_MSI_FLAGS,
control);
}
/* now rewrite the data (vector) info */
pci_write_config_word(dd->pcidev, pos +
((control & PCI_MSI_FLAGS_64BIT) ? 12 : 8),
dd->msi_data);
ret = 1;
bail:
if (!ret && (dd->flags & QIB_HAS_INTX)) {
qib_enable_intx(dd);
ret = 1;
}
/* and now set the pci master bit again */
pci_set_master(dd->pcidev);
return ret;
}
开发者ID:mkrufky，项目名称:linux，代码行数:52，代码来源:qib_pcie.c
示例17: qib_allocate_irqs
static int qib_allocate_irqs(struct qib_devdata *dd, u32 maxvec)
{
unsigned int flags = PCI_IRQ_LEGACY;
/* Check our capabilities */
if (dd->pcidev->msix_cap) {
flags |= PCI_IRQ_MSIX;
} else {
if (dd->pcidev->msi_cap) {
flags |= PCI_IRQ_MSI;
/* Get msi_lo and msi_hi */
qib_msi_setup(dd, dd->pcidev->msi_cap);
}
}
if (!(flags & (PCI_IRQ_MSIX | PCI_IRQ_MSI)))
qib_dev_err(dd, "No PCI MSI or MSIx capability!\n");
return pci_alloc_irq_vectors(dd->pcidev, 1, maxvec, flags);
}
开发者ID:mkrufky，项目名称:linux，代码行数:20，代码来源:qib_pcie.c
示例18: store_hrtbt_enb
static ssize_t store_hrtbt_enb(struct qib_pportdata *ppd, const char *buf,
size_t count)
{
struct qib_devdata *dd = ppd->dd;
int ret;
u16 val;
ret = qib_parse_ushort(buf, &val);
/*
* Set the "intentional" heartbeat enable per either of
* "Enable" and "Auto", as these are normally set together.
* This bit is consulted when leaving loopback mode,
* because entering loopback mode overrides it and automatically
* disables heartbeat.
*/
if (ret >= 0)
ret = dd->f_set_ib_cfg(ppd, QIB_IB_CFG_HRTBT, val);
if (ret < 0)
qib_dev_err(dd, "attempt to set invalid Heartbeat enable\n");
return ret < 0 ? ret : count;
}
开发者ID:303750856，项目名称:linux-3.1，代码行数:22，代码来源:qib_sysfs.c
示例19: qib_sd7220_clr_ibpar
void qib_sd7220_clr_ibpar(struct qib_devdata *dd)
{
int ret;
/* clear, then re-enable parity errs */
ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, IB_MPREG6,
UC_PAR_CLR_D, UC_PAR_CLR_M);
if (ret < 0) {
qib_dev_err(dd, "Failed clearing IBSerDes Parity err\n");
goto bail;
}
ret = qib_sd7220_reg_mod(dd, IB_7220_SERDES, IB_MPREG6, 0,
UC_PAR_CLR_M);
qib_read_kreg32(dd, kr_scratch);
udelay(4);
qib_write_kreg(dd, kr_hwerrclear,
QLOGIC_IB_HWE_IB_UC_MEMORYPARITYERR);
qib_read_kreg32(dd, kr_scratch);
bail:
return;
}
开发者ID:Jubei-Mitsuyoshi，项目名称:sprezzos-world，代码行数:22，代码来源:qib_sd7220.c
示例20: qib_msi_setup
static int qib_msi_setup(struct qib_devdata *dd, int pos)
{
struct pci_dev *pdev = dd->pcidev;
u16 control;
int ret;
ret = pci_enable_msi(pdev);
if (ret)
qib_dev_err(dd, "pci_enable_msi failed: %d, "
"interrupts may not work\n", ret);
/* */
pci_read_config_dword(pdev, pos + PCI_MSI_ADDRESS_LO,
&dd->msi_lo);
pci_read_config_dword(pdev, pos + PCI_MSI_ADDRESS_HI,
&dd->msi_hi);
pci_read_config_word(pdev, pos + PCI_MSI_FLAGS, &control);
/* */
pci_read_config_word(pdev, pos + ((control & PCI_MSI_FLAGS_64BIT)
? 12 : 8),
&dd->msi_data);
return ret;
}
开发者ID:romanbb，项目名称:android_kernel_lge_d851，代码行数:23，代码来源:qib_pcie.c
注：本文中的qib_dev_err函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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