search for: msi_setup_entry

...->msix_enabled) > + return; > + > + list_for_each_entry(entry, &msi->msi_list, list) > + arch_msix_mask_irq(entry, 1); > + > + msi_set_enable(msi, 0, MSIX_TYPE); > + msi_set_intx(msi, 1); > + msi->msix_enabled = 0; > +} > + > +static struct msi_desc * msi_setup_entry(struct msi_irqs *msi) > +{ > + struct msi_desc *entry; > + > + entry = alloc_msi_entry(msi); > + if (!entry) > + return NULL; > + > + entry->msi_attrib.is_msix = 0; > + entry->msi_attrib.entry_nr = 0; > + > + if (!msi->ops || !msi->ops->msi_setup_ent...

...->msix_enabled) > + return; > + > + list_for_each_entry(entry, &msi->msi_list, list) > + arch_msix_mask_irq(entry, 1); > + > + msi_set_enable(msi, 0, MSIX_TYPE); > + msi_set_intx(msi, 1); > + msi->msix_enabled = 0; > +} > + > +static struct msi_desc * msi_setup_entry(struct msi_irqs *msi) > +{ > + struct msi_desc *entry; > + > + entry = alloc_msi_entry(msi); > + if (!entry) > + return NULL; > + > + entry->msi_attrib.is_msix = 0; > + entry->msi_attrib.entry_nr = 0; > + > + if (!msi->ops || !msi->ops->msi_setup_ent...

...*msi) +{ + struct msi_desc *entry; + + if (!msi || !msi->msix_enabled) + return; + + list_for_each_entry(entry, &msi->msi_list, list) + arch_msix_mask_irq(entry, 1); + + msi_set_enable(msi, 0, MSIX_TYPE); + msi_set_intx(msi, 1); + msi->msix_enabled = 0; +} + +static struct msi_desc * msi_setup_entry(struct msi_irqs *msi) +{ + struct msi_desc *entry; + + entry = alloc_msi_entry(msi); + if (!entry) + return NULL; + + entry->msi_attrib.is_msix = 0; + entry->msi_attrib.entry_nr = 0; + + if (!msi->ops || !msi->ops->msi_setup_entry) { + kfree(entry); + return NULL; + } + + msi-&gt...

...{ > + list_for_each_entry(entry, &pdev->msi->msi_list, list) { > msi_dev_attr = kzalloc(sizeof(*msi_dev_attr), GFP_KERNEL); > if (!msi_dev_attr) > goto error_attrs; > @@ -578,13 +606,14 @@ error_attrs: > return ret; > } > > -static struct msi_desc *msi_setup_entry(struct pci_dev *dev) > +static struct msi_desc *msi_setup_entry(struct msi_irqs *msi) > { > u16 control; > struct msi_desc *entry; > + struct pci_dev *dev = msi->data; > > /* MSI Entry Initialization */ > - entry = alloc_msi_entry(dev); > + entry = alloc_msi_en...

...{ > + list_for_each_entry(entry, &pdev->msi->msi_list, list) { > msi_dev_attr = kzalloc(sizeof(*msi_dev_attr), GFP_KERNEL); > if (!msi_dev_attr) > goto error_attrs; > @@ -578,13 +606,14 @@ error_attrs: > return ret; > } > > -static struct msi_desc *msi_setup_entry(struct pci_dev *dev) > +static struct msi_desc *msi_setup_entry(struct msi_irqs *msi) > { > u16 control; > struct msi_desc *entry; > + struct pci_dev *dev = msi->data; > > /* MSI Entry Initialization */ > - entry = alloc_msi_entry(dev); > + entry = alloc_msi_en...

..._entry(entry, &pdev->msi_list, list) { + list_for_each_entry(entry, &pdev->msi->msi_list, list) { msi_dev_attr = kzalloc(sizeof(*msi_dev_attr), GFP_KERNEL); if (!msi_dev_attr) goto error_attrs; @@ -578,13 +606,14 @@ error_attrs: return ret; } -static struct msi_desc *msi_setup_entry(struct pci_dev *dev) +static struct msi_desc *msi_setup_entry(struct msi_irqs *msi) { u16 control; struct msi_desc *entry; + struct pci_dev *dev = msi->data; /* MSI Entry Initialization */ - entry = alloc_msi_entry(dev); + entry = alloc_msi_entry(msi); if (!entry) return NULL; @@...

...st; /* MSI desc list */ void *data; /* help to find the MSI device */ struct msi_ops *ops; /* MSI device specific hook */ }; struct msi_irqs is used to manage MSI related informations. Every device supports MSI should contain this data struct and allocate it. struct msi_ops { struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); u32 (*msix_mask_irq)(struct msi_desc *desc, u32 flag); void (*msi_read_message)(struct msi_desc *desc, struct...

...st; /* MSI desc list */ void *data; /* help to find the MSI device */ struct msi_ops *ops; /* MSI device specific hook */ }; struct msi_irqs is used to manage MSI related informations. Every device supports MSI should contain this data struct and allocate it. struct msi_ops { struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); u32 (*msix_mask_irq)(struct msi_desc *desc, u32 flag); void (*msi_read_message)(struct msi_desc *desc, struct...

...v->msi_cap + PCI_MSI_FLAGS, &msg_ctr); msgvec = (msg_ctr&PCI_MSI_FLAGS_QSIZE) >> 4; if (msgvec == 0) diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 5a40516..e67acd1 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -595,7 +595,6 @@ static struct msi_desc *msi_setup_entry(struct pci_dev *dev) entry->msi_attrib.entry_nr = 0; entry->msi_attrib.maskbit = !!(control & PCI_MSI_FLAGS_MASKBIT); entry->msi_attrib.default_irq = dev->irq; /* Save IOAPIC IRQ */ - entry->msi_attrib.pos = dev->msi_cap; entry->msi_attrib.multi_cap = (control &amp...

...q_desc'. Note that there are long-term plans to get rid of IRQ numbers entirely, but those plans have existed for a long time already without anybody seriously addressing the device driver interfaces so far, so it might never really happen. > struct msi_ops { > struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); > int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); > u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); > u32 (*msix_mask_irq)(struct msi_desc *desc, u32 flag); > void (...

...r interfaces so far, so it might never really happen. >>> >> >> Maybe this is a huge work, now hundreds drivers use the IRQ number, so maybe we can consider >> this in a separate title. >> >>>> struct msi_ops { >>>> struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); >>>> int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); >>>> u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); >>>> u32 (*msix_mask_irq)(struct msi_desc *...

...ithout anybody seriously addressing the device > driver interfaces so far, so it might never really happen. > Maybe this is a huge work, now hundreds drivers use the IRQ number, so maybe we can consider this in a separate title. >> struct msi_ops { >> struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); >> int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); >> u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); >> u32 (*msix_mask_irq)(struct msi_desc *desc, u32 flag); >&gt...

...ithout anybody seriously addressing the device > driver interfaces so far, so it might never really happen. > Maybe this is a huge work, now hundreds drivers use the IRQ number, so maybe we can consider this in a separate title. >> struct msi_ops { >> struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); >> int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); >> u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); >> u32 (*msix_mask_irq)(struct msi_desc *desc, u32 flag); >&gt...

...the device >> driver interfaces so far, so it might never really happen. >> > > Maybe this is a huge work, now hundreds drivers use the IRQ number, so maybe we can consider > this in a separate title. > >>> struct msi_ops { >>> struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); >>> int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); >>> u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); >>> u32 (*msix_mask_irq)(struct msi_desc *desc, u32 fl...

...the device >> driver interfaces so far, so it might never really happen. >> > > Maybe this is a huge work, now hundreds drivers use the IRQ number, so maybe we can consider > this in a separate title. > >>> struct msi_ops { >>> struct msi_desc *(*msi_setup_entry)(struct msi_irqs *msi, struct msi_desc *entry); >>> int msix_setup_entries(struct msi_irqs *msi, struct msix_entry *entries); >>> u32 (*msi_mask_irq)(struct msi_desc *desc, u32 mask, u32 flag); >>> u32 (*msix_mask_irq)(struct msi_desc *desc, u32 fl...

> -----Original Message----- > From: linux-pci-owner at vger.kernel.org [mailto:linux-pci-owner at vger.kernel.org] > On Behalf Of Yijing Wang > Sent: Wednesday, August 20, 2014 11:59 AM > To: Bhushan Bharat-R65777; Basu Arnab-B45036 > Cc: Xinwei Hu; Wuyun; Bjorn Helgaas; linux-pci at vger.kernel.org; > Paul.Mundt at huawei.com; James E.J. Bottomley; Marc Zyngier; linux-arm-

> -----Original Message----- > From: linux-pci-owner at vger.kernel.org [mailto:linux-pci-owner at vger.kernel.org] > On Behalf Of Yijing Wang > Sent: Wednesday, August 20, 2014 11:59 AM > To: Bhushan Bharat-R65777; Basu Arnab-B45036 > Cc: Xinwei Hu; Wuyun; Bjorn Helgaas; linux-pci at vger.kernel.org; > Paul.Mundt at huawei.com; James E.J. Bottomley; Marc Zyngier; linux-arm-