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-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
index ecacb22834d7..719345074711 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/i2c/base.c
@@ -185,6 +185,25 @@ nvkm_i2c_fini(struct nvkm_subdev *subdev, bool suspend)
}
static int
+nvkm_i2c_preinit(struct nvkm_subdev *subdev)
+{
+ struct nvkm_i2c *i2c = nvkm_i2c(subdev);
+ struct nvkm_i2c_bus *bus;
+ struct nvkm_i2c_pad *pad;
+
+ /*
+ * We init our i2c busses as early as possible, since they may be
+ * needed by the vbios init scripts on some cards
+ */
+ list_for_each_entry(pad, &i2c->pad, head)
+ nvkm_i2c_pad_init(pad);
+ list_for_each_entry(bus, &i2c->bus, head)
+ nvkm_i2c_bus_init(bus);
+
+ return 0;
+}
+
+static int
nvkm_i2c_init(struct nvkm_subdev *subdev)
{
struct nvkm_i2c *i2c = nvkm_i2c(subdev);
@@ -238,6 +257,7 @@ nvkm_i2c_dtor(struct nvkm_subdev *subdev)
static const struct nvkm_subdev_func
nvkm_i2c = {
.dtor = nvkm_i2c_dtor,
+ .preinit = nvkm_i2c_preinit,
.init = nvkm_i2c_init,
.fini = nvkm_i2c_fini,
.intr = nvkm_i2c_intr,