Page MenuHomeFreeBSD
Differential D10385 Diff 27424 sys/arm64/arm64/gicv3_its.c

Changeset View

Standalone View

View Options

sys/arm64/arm64/gicv3_its.c

Show First 20 Lines • Show All 1,072 Lines • ▼ Show 20 Linesgicv3_its_alloc_msi(device_t dev, device_t child, int count, int maxcount,
return (0); return (0);
} }
static int static int
gicv3_its_release_msi(device_t dev, device_t child, int count, gicv3_its_release_msi(device_t dev, device_t child, int count,
struct intr_irqsrc **isrc) struct intr_irqsrc **isrc)
{ {
struct gicv3_its_softc *sc;
struct gicv3_its_irqsrc *girq; struct gicv3_its_irqsrc *girq;
struct its_dev *its_dev; struct its_dev *its_dev;
int i; int i;
sc = device_get_softc(dev);
its_dev = its_device_find(dev, child); its_dev = its_device_find(dev, child);
KASSERT(its_dev != NULL, KASSERT(its_dev != NULL,
("gicv3_its_release_msi: Releasing a MSI interrupt with " ("gicv3_its_release_msi: Releasing a MSI interrupt with "
"no ITS device")); "no ITS device"));
KASSERT(its_dev->lpis.lpi_busy >= count, KASSERT(its_dev->lpis.lpi_busy >= count,
("gicv3_its_release_msi: Releasing more interrupts than " ("gicv3_its_release_msi: Releasing more interrupts than "
"were allocated: releasing %d, allocated %d", count, "were allocated: releasing %d, allocated %d", count,
Show All 38 Linesgicv3_its_alloc_msix(device_t dev, device_t child, device_t *pic,
*isrcp = (struct intr_irqsrc *)girq; *isrcp = (struct intr_irqsrc *)girq;
return (0); return (0);
} }
static int static int
gicv3_its_release_msix(device_t dev, device_t child, struct intr_irqsrc *isrc) gicv3_its_release_msix(device_t dev, device_t child, struct intr_irqsrc *isrc)
{ {
struct gicv3_its_softc *sc;
struct gicv3_its_irqsrc *girq; struct gicv3_its_irqsrc *girq;
struct its_dev *its_dev; struct its_dev *its_dev;
sc = device_get_softc(dev);
its_dev = its_device_find(dev, child); its_dev = its_device_find(dev, child);
KASSERT(its_dev != NULL, KASSERT(its_dev != NULL,
("gicv3_its_release_msix: Releasing a MSI-X interrupt with " ("gicv3_its_release_msix: Releasing a MSI-X interrupt with "
"no ITS device")); "no ITS device"));
KASSERT(its_dev->lpis.lpi_busy > 0, KASSERT(its_dev->lpis.lpi_busy > 0,
("gicv3_its_release_msix: Releasing more interrupts than " ("gicv3_its_release_msix: Releasing more interrupts than "
"were allocated: allocated %d", its_dev->lpis.lpi_busy)); "were allocated: allocated %d", its_dev->lpis.lpi_busy));
▲ Show 20 Lines • Show All 219 Lines • ▼ Show 20 Lines
} }
static uint64_t static uint64_t
its_cmd_prepare(struct its_cmd *cmd, struct its_cmd_desc *desc) its_cmd_prepare(struct its_cmd *cmd, struct its_cmd_desc *desc)
{ {
uint64_t target; uint64_t target;
uint8_t cmd_type; uint8_t cmd_type;
u_int size; u_int size;
boolean_t error;
error = FALSE;
cmd_type = desc->cmd_type; cmd_type = desc->cmd_type;
target = ITS_TARGET_NONE; target = ITS_TARGET_NONE;
switch (cmd_type) { switch (cmd_type) {
case ITS_CMD_MOVI: /* Move interrupt ID to another collection */ case ITS_CMD_MOVI: /* Move interrupt ID to another collection */
target = desc->cmd_desc_movi.col->col_target; target = desc->cmd_desc_movi.col->col_target;
cmd_format_command(cmd, ITS_CMD_MOVI); cmd_format_command(cmd, ITS_CMD_MOVI);
cmd_format_id(cmd, desc->cmd_desc_movi.id); cmd_format_id(cmd, desc->cmd_desc_movi.id);
▲ Show 20 Lines • Show All 272 Lines • Show Last 20 Lines