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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c83
1 files changed, 42 insertions, 41 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c
index ee4c34f..8d0f5ac 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mc/base.c
@@ -25,12 +25,11 @@
#include <core/option.h>
-static inline void
+void
nvkm_mc_unk260(struct nvkm_mc *mc, u32 data)
{
- const struct nvkm_mc_oclass *impl = (void *)nv_oclass(mc);
- if (impl->unk260)
- impl->unk260(mc, data);
+ if (mc->func->unk260)
+ mc->func->unk260(mc, data);
}
static inline u32
@@ -49,8 +48,7 @@ nvkm_mc_intr(int irq, void *arg)
struct nvkm_mc *mc = arg;
struct nvkm_subdev *subdev = &mc->subdev;
struct nvkm_device *device = subdev->device;
- const struct nvkm_mc_oclass *oclass = (void *)nv_object(mc)->oclass;
- const struct nvkm_mc_intr *map = oclass->intr;
+ const struct nvkm_mc_intr *map = mc->func->intr;
struct nvkm_subdev *unit;
u32 intr;
@@ -58,13 +56,13 @@ nvkm_mc_intr(int irq, void *arg)
nvkm_rd32(device, 0x000140);
intr = nvkm_mc_intr_mask(mc);
if (mc->use_msi)
- oclass->msi_rearm(mc);
+ mc->func->msi_rearm(mc);
if (intr) {
u32 stat = intr = nvkm_mc_intr_mask(mc);
while (map->stat) {
if (intr & map->stat) {
- unit = nvkm_subdev(mc, map->unit);
+ unit = nvkm_device_subdev(device, map->unit);
if (unit)
nvkm_subdev_intr(unit);
stat &= ~map->stat;
@@ -80,54 +78,62 @@ nvkm_mc_intr(int irq, void *arg)
return intr ? IRQ_HANDLED : IRQ_NONE;
}
-int
-_nvkm_mc_fini(struct nvkm_object *object, bool suspend)
+static int
+nvkm_mc_fini(struct nvkm_subdev *subdev, bool suspend)
{
- struct nvkm_mc *mc = (void *)object;
- struct nvkm_device *device = mc->subdev.device;
- nvkm_wr32(device, 0x000140, 0x00000000);
- return nvkm_subdev_fini_old(&mc->subdev, suspend);
+ nvkm_wr32(subdev->device, 0x000140, 0x00000000);
+ return 0;
}
-int
-_nvkm_mc_init(struct nvkm_object *object)
+static int
+nvkm_mc_oneinit(struct nvkm_subdev *subdev)
+{
+ struct nvkm_mc *mc = nvkm_mc(subdev);
+ return request_irq(mc->irq, nvkm_mc_intr, IRQF_SHARED, "nvkm", mc);
+}
+
+static int
+nvkm_mc_init(struct nvkm_subdev *subdev)
{
- struct nvkm_mc *mc = (void *)object;
+ struct nvkm_mc *mc = nvkm_mc(subdev);
struct nvkm_device *device = mc->subdev.device;
- int ret = nvkm_subdev_init_old(&mc->subdev);
- if (ret)
- return ret;
+ if (mc->func->init)
+ mc->func->init(mc);
nvkm_wr32(device, 0x000140, 0x00000001);
return 0;
}
-void
-_nvkm_mc_dtor(struct nvkm_object *object)
+static void *
+nvkm_mc_dtor(struct nvkm_subdev *subdev)
{
- struct nvkm_mc *mc = (void *)object;
+ struct nvkm_mc *mc = nvkm_mc(subdev);
struct nvkm_device *device = mc->subdev.device;
free_irq(mc->irq, mc);
if (mc->use_msi)
pci_disable_msi(device->pdev);
- nvkm_subdev_destroy(&mc->subdev);
+ return mc;
}
+static const struct nvkm_subdev_func
+nvkm_mc = {
+ .dtor = nvkm_mc_dtor,
+ .oneinit = nvkm_mc_oneinit,
+ .init = nvkm_mc_init,
+ .fini = nvkm_mc_fini,
+};
+
int
-nvkm_mc_create_(struct nvkm_object *parent, struct nvkm_object *engine,
- struct nvkm_oclass *bclass, int length, void **pobject)
+nvkm_mc_new_(const struct nvkm_mc_func *func, struct nvkm_device *device,
+ int index, struct nvkm_mc **pmc)
{
- const struct nvkm_mc_oclass *oclass = (void *)bclass;
- struct nvkm_device *device = (void *)parent;
struct nvkm_mc *mc;
int ret;
- ret = nvkm_subdev_create_(parent, engine, bclass, 0, "PMC",
- "master", length, pobject);
- mc = *pobject;
- if (ret)
- return ret;
+ if (!(mc = *pmc = kzalloc(sizeof(*mc), GFP_KERNEL)))
+ return -ENOMEM;
- mc->unk260 = nvkm_mc_unk260;
+ nvkm_subdev_ctor(&nvkm_mc, device, index, 0, &mc->subdev);
+ mc->func = func;
if (nv_device_is_pci(device)) {
switch (device->pdev->device & 0x0ff0) {
@@ -149,11 +155,11 @@ nvkm_mc_create_(struct nvkm_object *parent, struct nvkm_object *engine,
mc->use_msi = nvkm_boolopt(device->cfgopt, "NvMSI",
mc->use_msi);
- if (mc->use_msi && oclass->msi_rearm) {
+ if (mc->use_msi && mc->func->msi_rearm) {
mc->use_msi = pci_enable_msi(device->pdev) == 0;
if (mc->use_msi) {
nvkm_debug(&mc->subdev, "MSI enabled\n");
- oclass->msi_rearm(mc);
+ mc->func->msi_rearm(mc);
}
} else {
mc->use_msi = false;
@@ -164,10 +170,5 @@ nvkm_mc_create_(struct nvkm_object *parent, struct nvkm_object *engine,
if (ret < 0)
return ret;
mc->irq = ret;
-
- ret = request_irq(mc->irq, nvkm_mc_intr, IRQF_SHARED, "nvkm", mc);
- if (ret < 0)
- return ret;
-
return 0;
}