aboutsummaryrefslogtreecommitdiff
path: root/hw/misc/ivshmem.c
diff options
context:
space:
mode:
authorPeter Maydell <peter.maydell@linaro.org>2019-12-17 15:55:20 +0000
committerPeter Maydell <peter.maydell@linaro.org>2019-12-17 15:55:20 +0000
commitaceeaa69d28e6f08a24395d0aa6915b687d0a681 (patch)
treed41f95a304e7f984455b8fac4992cf0d2e000dcc /hw/misc/ivshmem.c
parentf6e7a97acbe913b8a027e695e9c8793739914c7c (diff)
parent0f555602c7430ae55b5a4bacf39ce9e483e11193 (diff)
Merge remote-tracking branch 'remotes/huth-gitlab/tags/pull-request-2019-12-17' into staging
* Removal of the deprecated bluetooth code * Some qtest and misc patches # gpg: Signature made Tue 17 Dec 2019 08:09:08 GMT # gpg: using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5 # gpg: issuer "thuth@redhat.com" # gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full] # gpg: aka "Thomas Huth <thuth@redhat.com>" [full] # gpg: aka "Thomas Huth <huth@tuxfamily.org>" [full] # gpg: aka "Thomas Huth <th.huth@posteo.de>" [unknown] # Primary key fingerprint: 27B8 8847 EEE0 2501 18F3 EAB9 2ED9 D774 FE70 2DB5 * remotes/huth-gitlab/tags/pull-request-2019-12-17: tests: use g_test_rand_int tests/Makefile: Fix check-report.* targets shown in check-help glib: use portable g_setenv() hw/misc/ivshmem: Bury dead legacy INTx code pseries: disable migration-test if /dev/kvm cannot be used tests: fix modules-test 'duplicate test case' error Remove libbluetooth / bluez from the CI tests Remove the core bluetooth code hw/usb: Remove the USB bluetooth dongle device hw/arm/nseries: Replace the bluetooth chardev with a "null" chardev Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/misc/ivshmem.c')
-rw-r--r--hw/misc/ivshmem.c35
1 files changed, 0 insertions, 35 deletions
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index 5e3b05eae0..710cdb7263 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -136,44 +136,11 @@ static inline bool ivshmem_is_master(IVShmemState *s)
return s->master == ON_OFF_AUTO_ON;
}
-static void ivshmem_update_irq(IVShmemState *s)
-{
- PCIDevice *d = PCI_DEVICE(s);
- uint32_t isr = s->intrstatus & s->intrmask;
-
- /*
- * Do nothing unless the device actually uses INTx. Here's how
- * the device variants signal interrupts, what they put in PCI
- * config space:
- * Device variant Interrupt Interrupt Pin MSI-X cap.
- * ivshmem-plain none 0 no
- * ivshmem-doorbell MSI-X 1 yes(1)
- * ivshmem,msi=off INTx 1 no
- * ivshmem,msi=on MSI-X 1(2) yes(1)
- * (1) if guest enabled MSI-X
- * (2) the device lies
- * Leads to the condition for doing nothing:
- */
- if (ivshmem_has_feature(s, IVSHMEM_MSI)
- || !d->config[PCI_INTERRUPT_PIN]) {
- return;
- }
-
- /* don't print ISR resets */
- if (isr) {
- IVSHMEM_DPRINTF("Set IRQ to %d (%04x %04x)\n",
- isr ? 1 : 0, s->intrstatus, s->intrmask);
- }
-
- pci_set_irq(d, isr != 0);
-}
-
static void ivshmem_IntrMask_write(IVShmemState *s, uint32_t val)
{
IVSHMEM_DPRINTF("IntrMask write(w) val = 0x%04x\n", val);
s->intrmask = val;
- ivshmem_update_irq(s);
}
static uint32_t ivshmem_IntrMask_read(IVShmemState *s)
@@ -189,7 +156,6 @@ static void ivshmem_IntrStatus_write(IVShmemState *s, uint32_t val)
IVSHMEM_DPRINTF("IntrStatus write(w) val = 0x%04x\n", val);
s->intrstatus = val;
- ivshmem_update_irq(s);
}
static uint32_t ivshmem_IntrStatus_read(IVShmemState *s)
@@ -198,7 +164,6 @@ static uint32_t ivshmem_IntrStatus_read(IVShmemState *s)
/* reading ISR clears all interrupts */
s->intrstatus = 0;
- ivshmem_update_irq(s);
return ret;
}