* [Patch Part1 v3 18/20] iommu/vt-d: Use helpers to access irq_cfg data structure associated with IRQ
[not found] ` <1414397531-28254-1-git-send-email-jiang.liu-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
@ 2014-10-27 8:12 ` Jiang Liu
2014-10-27 8:12 ` [Patch Part1 v3 19/20] iommu/amd: " Jiang Liu
1 sibling, 0 replies; 3+ messages in thread
From: Jiang Liu @ 2014-10-27 8:12 UTC (permalink / raw)
To: Benjamin Herrenschmidt, Thomas Gleixner, Ingo Molnar,
H. Peter Anvin, Rafael J. Wysocki, Bjorn Helgaas, Randy Dunlap,
Yinghai Lu, Borislav Petkov, Joerg Roedel
Cc: Tony Luck, Greg Kroah-Hartman, x86-DgEjT+Ai2ygdnm+yROfE0A,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linux-acpi-u79uwXL29TY76Z2rM5mHXA,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA,
linux-pci-u79uwXL29TY76Z2rM5mHXA, Andrew Morton, Jiang Liu
Use helpers to access irq_cfg data structure associated with IRQ,
instead of accessing irq_data->chip_data directly. Later we could
rewrite those helpers to support hierarchy irqdomain.
Signed-off-by: Jiang Liu <jiang.liu-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
---
drivers/iommu/intel_irq_remapping.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/iommu/intel_irq_remapping.c b/drivers/iommu/intel_irq_remapping.c
index 7c80661b35c1..fd181cf8a589 100644
--- a/drivers/iommu/intel_irq_remapping.c
+++ b/drivers/iommu/intel_irq_remapping.c
@@ -55,7 +55,7 @@ static int __init parse_ioapics_under_ir(void);
static struct irq_2_iommu *irq_2_iommu(unsigned int irq)
{
- struct irq_cfg *cfg = irq_get_chip_data(irq);
+ struct irq_cfg *cfg = irq_cfg(irq);
return cfg ? &cfg->irq_2_iommu : NULL;
}
@@ -86,7 +86,7 @@ static int alloc_irte(struct intel_iommu *iommu, int irq, u16 count)
{
struct ir_table *table = iommu->ir_table;
struct irq_2_iommu *irq_iommu = irq_2_iommu(irq);
- struct irq_cfg *cfg = irq_get_chip_data(irq);
+ struct irq_cfg *cfg = irq_cfg(irq);
unsigned int mask = 0;
unsigned long flags;
int index;
@@ -154,7 +154,7 @@ static int map_irq_to_irte_handle(int irq, u16 *sub_handle)
static int set_irte_irq(int irq, struct intel_iommu *iommu, u16 index, u16 subhandle)
{
struct irq_2_iommu *irq_iommu = irq_2_iommu(irq);
- struct irq_cfg *cfg = irq_get_chip_data(irq);
+ struct irq_cfg *cfg = irq_cfg(irq);
unsigned long flags;
if (!irq_iommu)
@@ -1008,7 +1008,7 @@ static int
intel_ioapic_set_affinity(struct irq_data *data, const struct cpumask *mask,
bool force)
{
- struct irq_cfg *cfg = data->chip_data;
+ struct irq_cfg *cfg = irqd_cfg(data);
unsigned int dest, irq = data->irq;
struct irte irte;
int err;
@@ -1063,7 +1063,7 @@ static void intel_compose_msi_msg(struct pci_dev *pdev,
u16 sub_handle = 0;
int ir_index;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
ir_index = map_irq_to_irte_handle(irq, &sub_handle);
BUG_ON(ir_index == -1);
--
1.7.10.4
^ permalink raw reply related [flat|nested] 3+ messages in thread* [Patch Part1 v3 19/20] iommu/amd: Use helpers to access irq_cfg data structure associated with IRQ
[not found] ` <1414397531-28254-1-git-send-email-jiang.liu-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2014-10-27 8:12 ` [Patch Part1 v3 18/20] iommu/vt-d: " Jiang Liu
@ 2014-10-27 8:12 ` Jiang Liu
1 sibling, 0 replies; 3+ messages in thread
From: Jiang Liu @ 2014-10-27 8:12 UTC (permalink / raw)
To: Benjamin Herrenschmidt, Thomas Gleixner, Ingo Molnar,
H. Peter Anvin, Rafael J. Wysocki, Bjorn Helgaas, Randy Dunlap,
Yinghai Lu, Borislav Petkov, Joerg Roedel
Cc: Tony Luck, Greg Kroah-Hartman, x86-DgEjT+Ai2ygdnm+yROfE0A,
linux-kernel-u79uwXL29TY76Z2rM5mHXA,
linux-acpi-u79uwXL29TY76Z2rM5mHXA,
iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA,
linux-pci-u79uwXL29TY76Z2rM5mHXA, Andrew Morton, Jiang Liu
Use helpers to access irq_cfg data structure associated with IRQ,
instead of accessing irq_data->chip_data directly. Later we could
rewrite those helpers to support hierarchy irqdomain.
Signed-off-by: Jiang Liu <jiang.liu-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
---
drivers/iommu/amd_iommu.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 505a9adac2d5..6fda7cc789eb 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -4068,7 +4068,7 @@ static int setup_ioapic_entry(int irq, struct IO_APIC_route_entry *entry,
int devid;
int ret;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4131,7 +4131,7 @@ static int set_affinity(struct irq_data *data, const struct cpumask *mask,
if (!config_enabled(CONFIG_SMP))
return -1;
- cfg = data->chip_data;
+ cfg = irqd_cfg(data);
irq = data->irq;
irte_info = &cfg->irq_2_irte;
@@ -4169,7 +4169,7 @@ static int free_irq(int irq)
struct irq_2_irte *irte_info;
struct irq_cfg *cfg;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4188,7 +4188,7 @@ static void compose_msi_msg(struct pci_dev *pdev,
struct irq_cfg *cfg;
union irte irte;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return;
@@ -4217,7 +4217,7 @@ static int msi_alloc_irq(struct pci_dev *pdev, int irq, int nvec)
if (!pdev)
return -EINVAL;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4237,7 +4237,7 @@ static int msi_setup_irq(struct pci_dev *pdev, unsigned int irq,
if (!pdev)
return -EINVAL;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
@@ -4260,7 +4260,7 @@ static int alloc_hpet_msi(unsigned int irq, unsigned int id)
struct irq_cfg *cfg;
int index, devid;
- cfg = irq_get_chip_data(irq);
+ cfg = irq_cfg(irq);
if (!cfg)
return -EINVAL;
--
1.7.10.4
^ permalink raw reply related [flat|nested] 3+ messages in thread