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hv: vpic: remove vm structure pointer from vpic

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We could use container_of to get vm structure pointer from vpic. So vm
structure pointer is no need in vpic structure.

Tracked-On: #4550
Signed-off-by: Li Fei1 <fei1.li@intel.com>
This commit is contained in:
Li Fei1 2020-03-30 13:50:31 +08:00 committed by wenlingz
parent 0a7770cbb7
commit 1946661c51
2 changed files with 28 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

52
hypervisor/dm/vpic.c
View File

@ -38,6 +38,11 @@
static void vpic_set_pinstate(struct acrn_vpic *vpic, uint32_t pin, uint8_t level);
static inline struct acrn_vm *vpic2vm(const struct acrn_vpic *vpic)
{
return container_of(container_of(vpic, struct vm_arch, vpic), struct acrn_vm, arch_vm);
}
struct acrn_vpic *vm_pic(const struct acrn_vm *vm)
{
return (struct acrn_vpic *)&(vm->arch_vm.vpic);
@ -172,6 +177,8 @@ static void vpic_notify_intr(struct acrn_vpic *vpic)
i8259 = &vpic->i8259[0];
pin = vpic_get_highest_irrpin(i8259);
if (!i8259->intr_raised && (pin < NR_VPIC_PINS_PER_CHIP)) {
struct acrn_vm *vm = vpic2vm(vpic);
dev_dbg(DBG_LEVEL_PIC,
"pic master notify pin = %hhu (imr 0x%x irr 0x%x isr 0x%x)\n",
pin, i8259->mask, i8259->request, i8259->service);
@ -202,21 +209,21 @@ static void vpic_notify_intr(struct acrn_vpic *vpic)
* interrupt.
*/
i8259->intr_raised = true;
if (vpic->vm->wire_mode == VPIC_WIRE_INTR) {
struct acrn_vcpu *bsp = vcpu_from_vid(vpic->vm, BSP_CPU_ID);
if (vm->wire_mode == VPIC_WIRE_INTR) {
struct acrn_vcpu *bsp = vcpu_from_vid(vm, BSP_CPU_ID);
vcpu_inject_extint(bsp);
} else {
/*
* The input parameters here guarantee the return value of vlapic_set_local_intr is 0, means
* success.
*/
(void)vlapic_set_local_intr(vpic->vm, BROADCAST_CPU_ID, APIC_LVT_LINT0);
(void)vlapic_set_local_intr(vm, BROADCAST_CPU_ID, APIC_LVT_LINT0);
/* notify vioapic pin0 if existing
* For vPIC + vIOAPIC mode, vpic master irq connected
* to vioapic pin0 (irq2)
* From MPSpec session 5.1
*/
vioapic_set_irqline_lock(vpic->vm, 0U, GSI_RAISING_PULSE);
vioapic_set_irqline_lock(vm, 0U, GSI_RAISING_PULSE);
}
} else {
dev_dbg(DBG_LEVEL_PIC,
@ -229,8 +236,7 @@ static int32_t vpic_icw1(const struct acrn_vpic *vpic, struct i8259_reg_state *i
{
int32_t ret;
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw1 0x%x\n",
vpic->vm, val);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw1 0x%x\n", vpic2vm(vpic), val);
i8259->ready = false;
@ -258,8 +264,7 @@ static int32_t vpic_icw1(const struct acrn_vpic *vpic, struct i8259_reg_state *i
static int32_t vpic_icw2(const struct acrn_vpic *vpic, struct i8259_reg_state *i8259, uint8_t val)
{
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw2 0x%x\n",
vpic->vm, val);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw2 0x%x\n", vpic2vm(vpic), val);
i8259->irq_base = val & 0xf8U;
@ -270,8 +275,7 @@ static int32_t vpic_icw2(const struct acrn_vpic *vpic, struct i8259_reg_state *i
static int32_t vpic_icw3(const struct acrn_vpic *vpic, struct i8259_reg_state *i8259, uint8_t val)
{
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw3 0x%x\n",
vpic->vm, val);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw3 0x%x\n", vpic2vm(vpic), val);
i8259->icw_num++;
@ -282,8 +286,7 @@ static int32_t vpic_icw4(const struct acrn_vpic *vpic, struct i8259_reg_state *i
{
int32_t ret;
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw4 0x%x\n",
vpic->vm, val);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 icw4 0x%x\n", vpic2vm(vpic), val);
if ((val & ICW4_8086) == 0U) {
dev_dbg(DBG_LEVEL_PIC,
@ -389,9 +392,9 @@ static int32_t vpic_ocw1(const struct acrn_vpic *vpic, struct i8259_reg_state *i
{
uint32_t pin, i, bit;
uint8_t old = i8259->mask;
struct acrn_vm *vm = vpic2vm(vpic);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 ocw1 0x%x\n",
vpic->vm, val);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 ocw1 0x%x\n", vm, val);
i8259->mask = val & 0xffU;
pin = (i8259->lowprio + 1U) & 0x7U;
@ -418,8 +421,8 @@ static int32_t vpic_ocw1(const struct acrn_vpic *vpic, struct i8259_reg_state *i
virt_pin = (master_pic(vpic, i8259)) ?
pin : (pin + 8U);
vgsi = vpin_to_vgsi(vpic->vm, virt_pin);
(void)ptirq_intx_pin_remap(vpic->vm, vgsi, INTX_CTLR_PIC);
vgsi = vpin_to_vgsi(vm, virt_pin);
(void)ptirq_intx_pin_remap(vm, vgsi, INTX_CTLR_PIC);
}
pin = (pin + 1U) & 0x7U;
}
@ -429,8 +432,9 @@ static int32_t vpic_ocw1(const struct acrn_vpic *vpic, struct i8259_reg_state *i
static int32_t vpic_ocw2(const struct acrn_vpic *vpic, struct i8259_reg_state *i8259, uint8_t val)
{
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 ocw2 0x%x\n",
vpic->vm, val);
struct acrn_vm *vm = vpic2vm(vpic);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 ocw2 0x%x\n", vm, val);
i8259->rotate = ((val & OCW2_R) != 0U);
@ -456,8 +460,8 @@ static int32_t vpic_ocw2(const struct acrn_vpic *vpic, struct i8259_reg_state *i
/* if level ack PTDEV */
if ((i8259->elc & (1U << (isr_bit & 0x7U))) != 0U) {
vgsi = vpin_to_vgsi(vpic->vm, (master_pic(vpic, i8259) ? isr_bit : isr_bit + 8U));
ptirq_intx_ack(vpic->vm, vgsi, INTX_CTLR_PIC);
vgsi = vpin_to_vgsi(vm, (master_pic(vpic, i8259) ? isr_bit : isr_bit + 8U));
ptirq_intx_ack(vm, vgsi, INTX_CTLR_PIC);
}
} else if (((val & OCW2_SL) != 0U) && i8259->rotate) {
/* specific priority */
@ -471,8 +475,7 @@ static int32_t vpic_ocw2(const struct acrn_vpic *vpic, struct i8259_reg_state *i
static int32_t vpic_ocw3(const struct acrn_vpic *vpic, struct i8259_reg_state *i8259, uint8_t val)
{
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 ocw3 0x%x\n",
vpic->vm, val);
dev_dbg(DBG_LEVEL_PIC, "vm 0x%x: i8259 ocw3 0x%x\n", vpic2vm(vpic), val);
if ((val & OCW3_ESMM) != 0U) {
i8259->smm = ((val & OCW3_SMM) != 0U) ? 1U : 0U;
@ -550,7 +553,7 @@ void vpic_set_irqline(struct acrn_vpic *vpic, uint32_t vgsi, uint32_t operation)
i8259 = &vpic->i8259[vgsi >> 3U];
if (i8259->ready) {
pin = vgsi_to_vpin(vpic->vm, vgsi);
pin = vgsi_to_vpin(vpic2vm(vpic), vgsi);
spinlock_irqsave_obtain(&(vpic->lock), &rflags);
switch (operation) {
case GSI_SET_HIGH:
@ -593,7 +596,7 @@ vpic_pincount(void)
void vpic_get_irqline_trigger_mode(const struct acrn_vpic *vpic, uint32_t vgsi,
enum vpic_trigger *trigger)
{
uint32_t irqline = vgsi_to_vpin(vpic->vm, vgsi);
uint32_t irqline = vgsi_to_vpin(vpic2vm(vpic), vgsi);
if ((vpic->i8259[irqline >> 3U].elc & (1U << (irqline & 0x7U))) != 0U) {
*trigger = LEVEL_TRIGGER;
@ -986,7 +989,6 @@ void vpic_init(struct acrn_vm *vm)
{
struct acrn_vpic *vpic = vm_pic(vm);
vpic_register_io_handler(vm);
vpic->vm = vm;
vpic->i8259[0].mask = 0xffU;
vpic->i8259[1].mask = 0xffU;

2
hypervisor/include/dm/vpic.h
View File

@ -131,11 +131,11 @@ struct i8259_reg_state {
};
struct acrn_vpic {
struct acrn_vm *vm;
spinlock_t lock;
struct i8259_reg_state i8259[2];
};
struct acrn_vm;
void vpic_init(struct acrn_vm *vm);
/**