summaryrefslogtreecommitdiff
path: root/drivers/parisc
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/parisc')
-rw-r--r--drivers/parisc/dino.c13
-rw-r--r--drivers/parisc/gsc.c39
-rw-r--r--drivers/parisc/iosapic.c16
-rw-r--r--drivers/parisc/lba_pci.c4
-rw-r--r--drivers/parisc/sba_iommu.c81
5 files changed, 84 insertions, 69 deletions
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index d539d9df88e7..bb5a1c9597cb 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -479,7 +479,7 @@ dino_card_setup(struct pci_bus *bus, void __iomem *base_addr)
res = &dino_dev->hba.lmmio_space;
res->flags = IORESOURCE_MEM;
size = scnprintf(name, sizeof(name), "Dino LMMIO (%s)",
- bus->bridge->bus_id);
+ dev_name(bus->bridge));
res->name = kmalloc(size+1, GFP_KERNEL);
if(res->name)
strcpy((char *)res->name, name);
@@ -493,7 +493,7 @@ dino_card_setup(struct pci_bus *bus, void __iomem *base_addr)
struct list_head *ln, *tmp_ln;
printk(KERN_ERR "Dino: cannot attach bus %s\n",
- bus->bridge->bus_id);
+ dev_name(bus->bridge));
/* kill the bus, we can't do anything with it */
list_for_each_safe(ln, tmp_ln, &bus->devices) {
struct pci_dev *dev = pci_dev_b(ln);
@@ -587,7 +587,7 @@ dino_fixup_bus(struct pci_bus *bus)
bus->resource[i+1] = &res[i];
}
- } else if(bus->self) {
+ } else if (bus->parent) {
int i;
pci_read_bridge_bases(bus);
@@ -611,12 +611,12 @@ dino_fixup_bus(struct pci_bus *bus)
}
DBG("DEBUG %s assigning %d [0x%lx,0x%lx]\n",
- bus->self->dev.bus_id, i,
+ dev_name(&bus->self->dev), i,
bus->self->resource[i].start,
bus->self->resource[i].end);
pci_assign_resource(bus->self, i);
DBG("DEBUG %s after assign %d [0x%lx,0x%lx]\n",
- bus->self->dev.bus_id, i,
+ dev_name(&bus->self->dev), i,
bus->self->resource[i].start,
bus->self->resource[i].end);
}
@@ -1026,7 +1026,8 @@ static int __init dino_probe(struct parisc_device *dev)
dino_current_bus = bus->subordinate + 1;
pci_bus_assign_resources(bus);
} else {
- printk(KERN_ERR "ERROR: failed to scan PCI bus on %s (probably duplicate bus number %d)\n", dev->dev.bus_id, dino_current_bus);
+ printk(KERN_ERR "ERROR: failed to scan PCI bus on %s (probably duplicate bus number %d)\n",
+ dev_name(&dev->dev), dino_current_bus);
/* increment the bus number in case of duplicates */
dino_current_bus++;
}
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index e76db9e4d504..d33632917696 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -186,29 +186,34 @@ void gsc_asic_assign_irq(struct gsc_asic *asic, int local_irq, int *irqp)
*irqp = irq;
}
-static struct device *next_device(struct klist_iter *i)
+struct gsc_fixup_struct {
+ void (*choose_irq)(struct parisc_device *, void *);
+ void *ctrl;
+};
+
+static int gsc_fixup_irqs_callback(struct device *dev, void *data)
{
- struct klist_node * n = klist_next(i);
- return n ? container_of(n, struct device, knode_parent) : NULL;
+ struct parisc_device *padev = to_parisc_device(dev);
+ struct gsc_fixup_struct *gf = data;
+
+ /* work-around for 715/64 and others which have parent
+ at path [5] and children at path [5/0/x] */
+ if (padev->id.hw_type == HPHW_FAULTY)
+ gsc_fixup_irqs(padev, gf->ctrl, gf->choose_irq);
+ gf->choose_irq(padev, gf->ctrl);
+
+ return 0;
}
void gsc_fixup_irqs(struct parisc_device *parent, void *ctrl,
void (*choose_irq)(struct parisc_device *, void *))
{
- struct device *dev;
- struct klist_iter i;
-
- klist_iter_init(&parent->dev.klist_children, &i);
- while ((dev = next_device(&i))) {
- struct parisc_device *padev = to_parisc_device(dev);
-
- /* work-around for 715/64 and others which have parent
- at path [5] and children at path [5/0/x] */
- if (padev->id.hw_type == HPHW_FAULTY)
- return gsc_fixup_irqs(padev, ctrl, choose_irq);
- choose_irq(padev, ctrl);
- }
- klist_iter_exit(&i);
+ struct gsc_fixup_struct data = {
+ .choose_irq = choose_irq,
+ .ctrl = ctrl,
+ };
+
+ device_for_each_child(&parent->dev, &data, gsc_fixup_irqs_callback);
}
int gsc_common_setup(struct parisc_device *parent, struct gsc_asic *gsc_asic)
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 0797659ee016..501aaf1f253f 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -487,7 +487,7 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev)
}
/* Check if pcidev behind a PPB */
- if (NULL != pcidev->bus->self) {
+ if (pcidev->bus->parent) {
/* Convert pcidev INTR_PIN into something we
** can lookup in the IRT.
*/
@@ -523,10 +523,9 @@ iosapic_xlate_pin(struct iosapic_info *isi, struct pci_dev *pcidev)
#endif /* PCI_BRIDGE_FUNCS */
/*
- ** Locate the host slot the PPB nearest the Host bus
- ** adapter.
- */
- while (NULL != p->parent->self)
+ * Locate the host slot of the PPB.
+ */
+ while (p->parent->parent)
p = p->parent;
intr_slot = PCI_SLOT(p->self->devfn);
@@ -709,11 +708,14 @@ static void iosapic_set_affinity_irq(unsigned int irq,
struct vector_info *vi = iosapic_get_vector(irq);
u32 d0, d1, dummy_d0;
unsigned long flags;
+ int dest_cpu;
- if (cpu_check_affinity(irq, dest))
+ dest_cpu = cpu_check_affinity(irq, dest);
+ if (dest_cpu < 0)
return;
- vi->txn_addr = txn_affinity_addr(irq, cpumask_first(dest));
+ irq_desc[irq].affinity = cpumask_of_cpu(dest_cpu);
+ vi->txn_addr = txn_affinity_addr(irq, dest_cpu);
spin_lock_irqsave(&iosapic_lock, flags);
/* d1 contains the destination CPU, so only want to set that
diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c
index d8233de8c75d..59fbbf128365 100644
--- a/drivers/parisc/lba_pci.c
+++ b/drivers/parisc/lba_pci.c
@@ -644,7 +644,7 @@ lba_fixup_bus(struct pci_bus *bus)
** Properly Setup MMIO resources for this bus.
** pci_alloc_primary_bus() mangles this.
*/
- if (bus->self) {
+ if (bus->parent) {
int i;
/* PCI-PCI Bridge */
pci_read_bridge_bases(bus);
@@ -802,7 +802,7 @@ lba_fixup_bus(struct pci_bus *bus)
** Can't fixup here anyway....garr...
*/
if (fbb_enable) {
- if (bus->self) {
+ if (bus->parent) {
u8 control;
/* enable on PPB */
(void) pci_read_config_byte(bus->self, PCI_BRIDGE_CONTROL, &control);
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 3fac8f81d59d..e5999c4cedc8 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -668,7 +668,7 @@ sba_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt)
* @dev: instance of PCI owned by the driver that's asking
* @mask: number of address bits this PCI device can handle
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static int sba_dma_supported( struct device *dev, u64 mask)
{
@@ -680,8 +680,8 @@ static int sba_dma_supported( struct device *dev, u64 mask)
return(0);
}
- /* Documentation/DMA-mapping.txt tells drivers to try 64-bit first,
- * then fall back to 32-bit if that fails.
+ /* Documentation/PCI/PCI-DMA-mapping.txt tells drivers to try 64-bit
+ * first, then fall back to 32-bit if that fails.
* We are just "encouraging" 32-bit DMA masks here since we can
* never allow IOMMU bypass unless we add special support for ZX1.
*/
@@ -706,7 +706,7 @@ static int sba_dma_supported( struct device *dev, u64 mask)
* @size: number of bytes to map in driver buffer.
* @direction: R/W or both.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static dma_addr_t
sba_map_single(struct device *dev, void *addr, size_t size,
@@ -785,7 +785,7 @@ sba_map_single(struct device *dev, void *addr, size_t size,
* @size: number of bytes mapped in driver buffer.
* @direction: R/W or both.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void
sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size,
@@ -861,7 +861,7 @@ sba_unmap_single(struct device *dev, dma_addr_t iova, size_t size,
* @size: number of bytes mapped in driver buffer.
* @dma_handle: IOVA of new buffer.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void *sba_alloc_consistent(struct device *hwdev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp)
@@ -892,7 +892,7 @@ static void *sba_alloc_consistent(struct device *hwdev, size_t size,
* @vaddr: virtual address IOVA of "consistent" buffer.
* @dma_handler: IO virtual address of "consistent" buffer.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void
sba_free_consistent(struct device *hwdev, size_t size, void *vaddr,
@@ -927,7 +927,7 @@ int dump_run_sg = 0;
* @nents: number of entries in list
* @direction: R/W or both.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static int
sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
@@ -1011,7 +1011,7 @@ sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents,
* @nents: number of entries in list
* @direction: R/W or both.
*
- * See Documentation/DMA-mapping.txt
+ * See Documentation/PCI/PCI-DMA-mapping.txt
*/
static void
sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents,
@@ -1206,30 +1206,48 @@ sba_alloc_pdir(unsigned int pdir_size)
return (void *) pdir_base;
}
-static struct device *next_device(struct klist_iter *i)
+struct ibase_data_struct {
+ struct ioc *ioc;
+ int ioc_num;
+};
+
+static int setup_ibase_imask_callback(struct device *dev, void *data)
{
- struct klist_node * n = klist_next(i);
- return n ? container_of(n, struct device, knode_parent) : NULL;
+ /* lba_set_iregs() is in drivers/parisc/lba_pci.c */
+ extern void lba_set_iregs(struct parisc_device *, u32, u32);
+ struct parisc_device *lba = to_parisc_device(dev);
+ struct ibase_data_struct *ibd = data;
+ int rope_num = (lba->hpa.start >> 13) & 0xf;
+ if (rope_num >> 3 == ibd->ioc_num)
+ lba_set_iregs(lba, ibd->ioc->ibase, ibd->ioc->imask);
+ return 0;
}
/* setup Mercury or Elroy IBASE/IMASK registers. */
static void
setup_ibase_imask(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
{
- /* lba_set_iregs() is in drivers/parisc/lba_pci.c */
- extern void lba_set_iregs(struct parisc_device *, u32, u32);
- struct device *dev;
- struct klist_iter i;
-
- klist_iter_init(&sba->dev.klist_children, &i);
- while ((dev = next_device(&i))) {
- struct parisc_device *lba = to_parisc_device(dev);
- int rope_num = (lba->hpa.start >> 13) & 0xf;
- if (rope_num >> 3 == ioc_num)
- lba_set_iregs(lba, ioc->ibase, ioc->imask);
- }
- klist_iter_exit(&i);
+ struct ibase_data_struct ibase_data = {
+ .ioc = ioc,
+ .ioc_num = ioc_num,
+ };
+
+ device_for_each_child(&sba->dev, &ibase_data,
+ setup_ibase_imask_callback);
+}
+
+#ifdef SBA_AGP_SUPPORT
+static int
+sba_ioc_find_quicksilver(struct device *dev, void *data)
+{
+ int *agp_found = data;
+ struct parisc_device *lba = to_parisc_device(dev);
+
+ if (IS_QUICKSILVER(lba))
+ *agp_found = 1;
+ return 0;
}
+#endif
static void
sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
@@ -1332,9 +1350,6 @@ sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
WRITE_REG(ioc->ibase | 31, ioc->ioc_hpa + IOC_PCOM);
#ifdef SBA_AGP_SUPPORT
-{
- struct klist_iter i;
- struct device *dev = NULL;
/*
** If an AGP device is present, only use half of the IOV space
@@ -1344,13 +1359,7 @@ sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
** We program the next pdir index after we stop w/ a key for
** the GART code to handshake on.
*/
- klist_iter_init(&sba->dev.klist_children, &i);
- while ((dev = next_device(&i))) {
- struct parisc_device *lba = to_parisc_device(dev);
- if (IS_QUICKSILVER(lba))
- agp_found = 1;
- }
- klist_iter_exit(&i);
+ device_for_each_child(&sba->dev, &agp_found, sba_ioc_find_quicksilver);
if (agp_found && sba_reserve_agpgart) {
printk(KERN_INFO "%s: reserving %dMb of IOVA space for agpgart\n",
@@ -1358,9 +1367,7 @@ sba_ioc_init_pluto(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
ioc->pdir_size /= 2;
ioc->pdir_base[PDIR_INDEX(iova_space_size/2)] = SBA_AGPGART_COOKIE;
}
-}
#endif /*SBA_AGP_SUPPORT*/
-
}
static void
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-30 10:39:01 +0300