drm/nouveau/disp: move dp aux pwr method to HAL

- preparation for GSP-RM
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Acked-by: Danilo Krummrich <me@dakr.org>
Signed-off-by: Lyude Paul <lyude@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230919220442.202488-27-lyude@redhat.com

drivers/gpu/drm/nouveau/nvkm/engine/disp/dp.c

@@ -41,6 +41,14 @@
  */
 #define AMPERE_IED_HACK(disp) ((disp)->engine.subdev.device->card_type >= GA100)
 
+static int
+nvkm_dp_aux_pwr(struct nvkm_outp *outp, bool pu)
+{
+	outp->dp.enabled = pu;
+	nvkm_dp_enable(outp, outp->dp.enabled);
+	return 0;
+}
+
 struct lt_state {
 	struct nvkm_outp *outp;
 
@@ -814,6 +822,7 @@ nvkm_dp_func = {
 	.disable = nvkm_dp_disable,
 	.bl.get = nvkm_outp_bl_get,
 	.bl.set = nvkm_outp_bl_set,
+	.dp.aux_pwr = nvkm_dp_aux_pwr,
 };
 
 int

drivers/gpu/drm/nouveau/nvkm/engine/disp/outp.h

@@ -104,6 +104,10 @@ struct nvkm_outp_func {
 		int (*get)(struct nvkm_outp *);
 		int (*set)(struct nvkm_outp *, int level);
 	} bl;
+
+	struct {
+		int (*aux_pwr)(struct nvkm_outp *, bool pu);
+	} dp;
 };
 
 #define OUTP_MSG(o,l,f,a...) do {                                              \

drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c

@@ -75,10 +75,10 @@ nvkm_uoutp_mthd_dp_aux_pwr(struct nvkm_outp *outp, void *argv, u32 argc)
 
 	if (argc != sizeof(args->v0) || args->v0.version != 0)
 		return -ENOSYS;
+	if (!outp->func->dp.aux_pwr)
+		return -EINVAL;
 
-	outp->dp.enabled = !!args->v0.state;
-	nvkm_dp_enable(outp, outp->dp.enabled);
-	return 0;
+	return outp->func->dp.aux_pwr(outp, !!args->v0.state);
 }
 
 static int