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hv: assign: change ptirq vpin source type from enum to macro

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This patch fixes the MISRA-C violations on implicit type conversion.
For ptirq vpin source type, there is no need to define a enum.
Remove enum ptirq_vpin_source.
Define two macro:
- PTDEV_VPIN_IOAPIC
- PTDEV_VPIN_PIC

Tracked-On: #861
Signed-off-by: Binbin Wu <binbin.wu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Binbin Wu 2018-12-19 14:36:34 +08:00 committed by wenlingz
parent b3ce5928d6
commit bb98040b51
3 changed files with 9 additions and 12 deletions
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11
hypervisor/arch/x86/assign.c
View File

@ -283,7 +283,7 @@ static struct ptirq_remapping_info *add_intx_remapping(struct acrn_vm *vm, uint8
uint8_t phys_pin, bool pic_pin)
{
struct ptirq_remapping_info *entry = NULL;
enum ptirq_vpin_source vpin_src = pic_pin ? PTDEV_VPIN_PIC : PTDEV_VPIN_IOAPIC;
uint8_t vpin_src = pic_pin ? PTDEV_VPIN_PIC : PTDEV_VPIN_IOAPIC;
DEFINE_IOAPIC_SID(phys_sid, phys_pin, 0);
DEFINE_IOAPIC_SID(virt_sid, virt_pin, vpin_src);
uint32_t phys_irq = pin_to_irq(phys_pin);
@ -482,7 +482,7 @@ void ptirq_softirq(uint16_t pcpu_id)
}
void ptirq_intx_ack(struct acrn_vm *vm, uint8_t virt_pin,
enum ptirq_vpin_source vpin_src)
uint8_t vpin_src)
{
uint32_t phys_irq;
struct ptirq_remapping_info *entry;
@ -610,8 +610,7 @@ static void activate_physical_ioapic(struct acrn_vm *vm,
/* Main entry for PCI/Legacy device assignment with INTx, calling from vIOAPIC
* or vPIC
*/
int32_t ptirq_intx_pin_remap(struct acrn_vm *vm, uint8_t virt_pin,
enum ptirq_vpin_source vpin_src)
int32_t ptirq_intx_pin_remap(struct acrn_vm *vm, uint8_t virt_pin, uint8_t vpin_src)
{
int32_t status = 0;
struct ptirq_remapping_info *entry = NULL;
@ -697,8 +696,8 @@ int32_t ptirq_intx_pin_remap(struct acrn_vm *vm, uint8_t virt_pin,
"IOAPIC pin=%hhu pirq=%u vpin=%d switch from %s to %s vpin=%d for vm%d",
entry->phys_sid.intx_id.pin,
entry->allocated_pirq, entry->virt_sid.intx_id.pin,
(vpin_src == 0) ? "vPIC" : "vIOAPIC",
(vpin_src == 0) ? "vIOPIC" : "vPIC",
(vpin_src == 0U) ? "vPIC" : "vIOAPIC",
(vpin_src == 0U) ? "vIOPIC" : "vPIC",
virt_pin, entry->vm->vm_id);
entry->virt_sid.value = virt_sid.value;
}

4
hypervisor/include/arch/x86/assign.h
View File

@ -36,7 +36,7 @@
* @pre vm != NULL
*
*/
void ptirq_intx_ack(struct acrn_vm *vm, uint8_t virt_pin, enum ptirq_vpin_source vpin_src);
void ptirq_intx_ack(struct acrn_vm *vm, uint8_t virt_pin, uint8_t vpin_src);
/**
* @brief MSI/MSI-x remapping for passthrough device.
@ -81,7 +81,7 @@ int32_t ptirq_msix_remap(struct acrn_vm *vm, uint16_t virt_bdf, uint16_t entry_n
* @pre vm != NULL
*
*/
int32_t ptirq_intx_pin_remap(struct acrn_vm *vm, uint8_t virt_pin, enum ptirq_vpin_source vpin_src);
int32_t ptirq_intx_pin_remap(struct acrn_vm *vm, uint8_t virt_pin, uint8_t vpin_src);
/**
* @brief Add an interrupt remapping entry for INTx as pre-hold mapping.

6
hypervisor/include/common/ptdev.h
View File

@ -14,10 +14,8 @@
#define INVALID_PTDEV_ENTRY_ID 0xffffU
enum ptirq_vpin_source {
PTDEV_VPIN_IOAPIC,
PTDEV_VPIN_PIC,
};
#define PTDEV_VPIN_IOAPIC 0x0U
#define PTDEV_VPIN_PIC 0x1U
#define DEFINE_MSI_SID(name, a, b) \
union source_id (name) = {.msi_id = {.bdf = (a), .entry_nr = (b)} }