diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/msi.c | 17 | ||||
| -rw-r--r-- | drivers/pci/msi.h | 5 |
2 files changed, 5 insertions, 17 deletions
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 2b85aa39f954..532f73bb2224 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c | |||
| @@ -91,6 +91,7 @@ static void set_msi_affinity(unsigned int vector, cpumask_t cpu_mask) | |||
| 91 | { | 91 | { |
| 92 | struct msi_desc *entry; | 92 | struct msi_desc *entry; |
| 93 | struct msg_address address; | 93 | struct msg_address address; |
| 94 | unsigned int irq = vector; | ||
| 94 | 95 | ||
| 95 | entry = (struct msi_desc *)msi_desc[vector]; | 96 | entry = (struct msi_desc *)msi_desc[vector]; |
| 96 | if (!entry || !entry->dev) | 97 | if (!entry || !entry->dev) |
| @@ -112,6 +113,7 @@ static void set_msi_affinity(unsigned int vector, cpumask_t cpu_mask) | |||
| 112 | entry->msi_attrib.current_cpu = cpu_mask_to_apicid(cpu_mask); | 113 | entry->msi_attrib.current_cpu = cpu_mask_to_apicid(cpu_mask); |
| 113 | pci_write_config_dword(entry->dev, msi_lower_address_reg(pos), | 114 | pci_write_config_dword(entry->dev, msi_lower_address_reg(pos), |
| 114 | address.lo_address.value); | 115 | address.lo_address.value); |
| 116 | set_native_irq_info(irq, cpu_mask); | ||
| 115 | break; | 117 | break; |
| 116 | } | 118 | } |
| 117 | case PCI_CAP_ID_MSIX: | 119 | case PCI_CAP_ID_MSIX: |
| @@ -125,22 +127,13 @@ static void set_msi_affinity(unsigned int vector, cpumask_t cpu_mask) | |||
| 125 | MSI_TARGET_CPU_SHIFT); | 127 | MSI_TARGET_CPU_SHIFT); |
| 126 | entry->msi_attrib.current_cpu = cpu_mask_to_apicid(cpu_mask); | 128 | entry->msi_attrib.current_cpu = cpu_mask_to_apicid(cpu_mask); |
| 127 | writel(address.lo_address.value, entry->mask_base + offset); | 129 | writel(address.lo_address.value, entry->mask_base + offset); |
| 130 | set_native_irq_info(irq, cpu_mask); | ||
| 128 | break; | 131 | break; |
| 129 | } | 132 | } |
| 130 | default: | 133 | default: |
| 131 | break; | 134 | break; |
| 132 | } | 135 | } |
| 133 | } | 136 | } |
| 134 | |||
| 135 | #ifdef CONFIG_IRQBALANCE | ||
| 136 | static inline void move_msi(int vector) | ||
| 137 | { | ||
| 138 | if (!cpus_empty(pending_irq_balance_cpumask[vector])) { | ||
| 139 | set_msi_affinity(vector, pending_irq_balance_cpumask[vector]); | ||
| 140 | cpus_clear(pending_irq_balance_cpumask[vector]); | ||
| 141 | } | ||
| 142 | } | ||
| 143 | #endif /* CONFIG_IRQBALANCE */ | ||
| 144 | #endif /* CONFIG_SMP */ | 137 | #endif /* CONFIG_SMP */ |
| 145 | 138 | ||
| 146 | static void mask_MSI_irq(unsigned int vector) | 139 | static void mask_MSI_irq(unsigned int vector) |
| @@ -191,13 +184,13 @@ static void shutdown_msi_irq(unsigned int vector) | |||
| 191 | 184 | ||
| 192 | static void end_msi_irq_wo_maskbit(unsigned int vector) | 185 | static void end_msi_irq_wo_maskbit(unsigned int vector) |
| 193 | { | 186 | { |
| 194 | move_msi(vector); | 187 | move_native_irq(vector); |
| 195 | ack_APIC_irq(); | 188 | ack_APIC_irq(); |
| 196 | } | 189 | } |
| 197 | 190 | ||
| 198 | static void end_msi_irq_w_maskbit(unsigned int vector) | 191 | static void end_msi_irq_w_maskbit(unsigned int vector) |
| 199 | { | 192 | { |
| 200 | move_msi(vector); | 193 | move_native_irq(vector); |
| 201 | unmask_MSI_irq(vector); | 194 | unmask_MSI_irq(vector); |
| 202 | ack_APIC_irq(); | 195 | ack_APIC_irq(); |
| 203 | } | 196 | } |
diff --git a/drivers/pci/msi.h b/drivers/pci/msi.h index 390f1851c0f1..402136a5c9e4 100644 --- a/drivers/pci/msi.h +++ b/drivers/pci/msi.h | |||
| @@ -19,7 +19,6 @@ | |||
| 19 | #define NR_HP_RESERVED_VECTORS 20 | 19 | #define NR_HP_RESERVED_VECTORS 20 |
| 20 | 20 | ||
| 21 | extern int vector_irq[NR_VECTORS]; | 21 | extern int vector_irq[NR_VECTORS]; |
| 22 | extern cpumask_t pending_irq_balance_cpumask[NR_IRQS]; | ||
| 23 | extern void (*interrupt[NR_IRQS])(void); | 22 | extern void (*interrupt[NR_IRQS])(void); |
| 24 | extern int pci_vector_resources(int last, int nr_released); | 23 | extern int pci_vector_resources(int last, int nr_released); |
| 25 | 24 | ||
| @@ -29,10 +28,6 @@ extern int pci_vector_resources(int last, int nr_released); | |||
| 29 | #define set_msi_irq_affinity NULL | 28 | #define set_msi_irq_affinity NULL |
| 30 | #endif | 29 | #endif |
| 31 | 30 | ||
| 32 | #ifndef CONFIG_IRQBALANCE | ||
| 33 | static inline void move_msi(int vector) {} | ||
| 34 | #endif | ||
| 35 | |||
| 36 | /* | 31 | /* |
| 37 | * MSI-X Address Register | 32 | * MSI-X Address Register |
| 38 | */ | 33 | */ |
