[PATCH 114/156] drm/nouveau/nvif: rework outp "hdmi config" api

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- transition from "ioctl" interface

Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
---
 .../gpu/drm/nouveau/include/nvif/driverif.h   |  6 +++
 drivers/gpu/drm/nouveau/include/nvif/if0012.h | 16 -------
 drivers/gpu/drm/nouveau/nvif/outp.c           | 18 ++-----
 .../gpu/drm/nouveau/nvkm/engine/disp/uoutp.c  | 47 ++++++++++++-------
 4 files changed, 39 insertions(+), 48 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/include/nvif/driverif.h b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
index 1eec40976a70..6f1ec831b4d7 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/driverif.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
@@ -291,6 +291,12 @@ struct nvif_outp_impl {
 		u8 dual;
 	} tmds;
 
+	struct {
+		int (*config)(struct nvif_outp_priv *, u8 head, bool enable, u8 max_ac_packet,
+			      u8 rekey, u32 khz, bool scdc, bool scdc_scrambling,
+			      bool scdc_low_rates);
+	} hdmi;
+
 	struct {
 		u8 acpi_edid;
 
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
index d8c6e84cf5ae..c2a3af721116 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
@@ -4,8 +4,6 @@
 
 #include <drm/display/drm_dp.h>
 
-#define NVIF_OUTP_V0_HDMI          0x50
-
 #define NVIF_OUTP_V0_INFOFRAME     0x60
 #define NVIF_OUTP_V0_HDA_ELD       0x61
 
@@ -19,20 +17,6 @@
 #define NVIF_OUTP_V0_DP_MST_ID_PUT 0x77
 #define NVIF_OUTP_V0_DP_MST_VCPI   0x78
 
-union nvif_outp_hdmi_args {
-	struct nvif_outp_hdmi_v0 {
-		__u8 version;
-		__u8 head;
-		__u8 enable;
-		__u8 max_ac_packet;
-		__u8 rekey;
-		__u8 scdc;
-		__u8 scdc_scrambling;
-		__u8 scdc_low_rates;
-		__u32 khz;
-	} v0;
-};
-
 union nvif_outp_infoframe_args {
 	struct nvif_outp_infoframe_v0 {
 		__u8 version;
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c b/drivers/gpu/drm/nouveau/nvif/outp.c
index edcb5598efac..99a1e0073166 100644
--- a/drivers/gpu/drm/nouveau/nvif/outp.c
+++ b/drivers/gpu/drm/nouveau/nvif/outp.c
@@ -229,25 +229,15 @@ int
 nvif_outp_hdmi(struct nvif_outp *outp, int head, bool enable, u8 max_ac_packet, u8 rekey,
 	       u32 khz, bool scdc, bool scdc_scrambling, bool scdc_low_rates)
 {
-	struct nvif_outp_hdmi_v0 args;
 	int ret;
 
-	args.version = 0;
-	args.head = head;
-	args.enable = enable;
-	args.max_ac_packet = max_ac_packet;
-	args.rekey = rekey;
-	args.khz = khz;
-	args.scdc = scdc;
-	args.scdc_scrambling = scdc_scrambling;
-	args.scdc_low_rates = scdc_low_rates;
-
-	ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDMI, &args, sizeof(args));
+	ret = outp->impl->hdmi.config(outp->priv, head, enable, max_ac_packet, rekey, khz,
+				      scdc, scdc_scrambling, scdc_low_rates);
 	NVIF_ERRON(ret, &outp->object,
 		   "[HDMI head:%d enable:%d max_ac_packet:%d rekey:%d khz:%d scdc:%d "
 		   "scdc_scrambling:%d scdc_low_rates:%d]",
-		   args.head, args.enable, args.max_ac_packet, args.rekey, args.khz,
-		   args.scdc, args.scdc_scrambling, args.scdc_low_rates);
+		   head, enable, max_ac_packet, rekey, khz,
+		   scdc, scdc_scrambling, scdc_low_rates);
 	return ret;
 }
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
index 93de3990554e..325af91075ab 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -271,36 +271,47 @@ nvkm_uoutp_mthd_infoframe(struct nvkm_outp *outp, void *argv, u32 argc)
 }
 
 static int
-nvkm_uoutp_mthd_hdmi(struct nvkm_outp *outp, void *argv, u32 argc)
+nvkm_uoutp_hdmi(struct nvif_outp_priv *uoutp, u8 head, bool enable, u8 max_ac_packet, u8 rekey,
+	        u32 khz, bool scdc, bool scdc_scrambling, bool scdc_low_rates)
 {
-	union nvif_outp_hdmi_args *args = argv;
-	struct nvkm_ior *ior = outp->ior;
+	struct nvkm_outp *outp = uoutp->outp;
+	struct nvkm_ior *ior;
+	int ret;
 
-	if (argc != sizeof(args->v0) || args->v0.version != 0)
-		return -ENOSYS;
+	ret = nvkm_uoutp_lock_acquired(uoutp);
+	if (ret)
+		return ret;
 
-	if (!(outp->asy.head = nvkm_head_find(outp->disp, args->v0.head)))
+	if (!(outp->asy.head = nvkm_head_find(outp->disp, head))) {
+		nvkm_uoutp_unlock(uoutp);
 		return -EINVAL;
+	}
+
+	ior = outp->ior;
 
 	if (!ior->func->hdmi ||
-	    args->v0.max_ac_packet > 0x1f ||
-	    args->v0.rekey > 0x7f ||
-	    (args->v0.scdc && !ior->func->hdmi->scdc))
+	    max_ac_packet > 0x1f ||
+	    rekey > 0x7f ||
+	    (scdc && !ior->func->hdmi->scdc)) {
+		nvkm_uoutp_unlock(uoutp);
 		return -EINVAL;
+	}
 
-	if (!args->v0.enable) {
-		ior->func->hdmi->infoframe_avi(ior, args->v0.head, NULL, 0);
-		ior->func->hdmi->infoframe_vsi(ior, args->v0.head, NULL, 0);
-		ior->func->hdmi->ctrl(ior, args->v0.head, false, 0, 0);
+	if (!enable) {
+		ior->func->hdmi->infoframe_avi(ior, head, NULL, 0);
+		ior->func->hdmi->infoframe_vsi(ior, head, NULL, 0);
+		ior->func->hdmi->ctrl(ior, head, false, 0, 0);
+		nvkm_uoutp_unlock(uoutp);
 		return 0;
 	}
 
-	ior->func->hdmi->ctrl(ior, args->v0.head, args->v0.enable,
-			      args->v0.max_ac_packet, args->v0.rekey);
+	ior->func->hdmi->ctrl(ior, head, enable,
+			      max_ac_packet, rekey);
 	if (ior->func->hdmi->scdc)
-		ior->func->hdmi->scdc(ior, args->v0.khz, args->v0.scdc, args->v0.scdc_scrambling,
-				      args->v0.scdc_low_rates);
+		ior->func->hdmi->scdc(ior, khz, scdc, scdc_scrambling,
+				      scdc_low_rates);
 
+	nvkm_uoutp_unlock(uoutp);
 	return 0;
 }
 
@@ -522,7 +533,6 @@ static int
 nvkm_uoutp_mthd_acquired(struct nvkm_outp *outp, u32 mthd, void *argv, u32 argc)
 {
 	switch (mthd) {
-	case NVIF_OUTP_V0_HDMI         : return nvkm_uoutp_mthd_hdmi         (outp, argv, argc);
 	case NVIF_OUTP_V0_INFOFRAME    : return nvkm_uoutp_mthd_infoframe    (outp, argv, argc);
 	case NVIF_OUTP_V0_HDA_ELD      : return nvkm_uoutp_mthd_hda_eld      (outp, argv, argc);
 	case NVIF_OUTP_V0_DP_TRAIN     : return nvkm_uoutp_mthd_dp_train     (outp, argv, argc);
@@ -659,6 +669,7 @@ nvkm_uoutp_new(struct nvkm_disp *disp, u8 id, const struct nvif_outp_impl **pimp
 			uoutp->impl.tmds.dual = 0;
 		}
 		uoutp->impl.proto = NVIF_OUTP_TMDS;
+		uoutp->impl.hdmi.config = nvkm_uoutp_hdmi;
 		break;
 	case DCB_OUTPUT_LVDS:
 		uoutp->impl.type = NVIF_OUTP_SOR;
-- 
2.41.0




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