- transition from "ioctl" interface

Signed-off-by: Ben Skeggs <bske...@nvidia.com>
---
 .../gpu/drm/nouveau/include/nvif/driverif.h   |  4 ++
 drivers/gpu/drm/nouveau/include/nvif/if0012.h | 11 -----
 drivers/gpu/drm/nouveau/nvif/outp.c           | 13 +-----
 .../gpu/drm/nouveau/nvkm/engine/disp/uoutp.c  | 45 +++++++++++--------
 4 files changed, 32 insertions(+), 41 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/include/nvif/driverif.h 
b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
index cef19e04f208..742cf0e1678b 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/driverif.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
@@ -304,6 +304,10 @@ struct nvif_outp_impl {
                                 u8 *data, u8 size);
        } hdmi;
 
+       struct {
+               int (*eld)(struct nvif_outp_priv *, u8 head, u8 *data, u8 size);
+       } hda;
+
        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 a045c66fc1ca..160387dfc2a0 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_HDA_ELD       0x61
-
 #define NVIF_OUTP_V0_DP_AUX_PWR    0x70
 #define NVIF_OUTP_V0_DP_AUX_XFER   0x71
 #define NVIF_OUTP_V0_DP_RATES      0x72
@@ -16,15 +14,6 @@
 #define NVIF_OUTP_V0_DP_MST_ID_PUT 0x77
 #define NVIF_OUTP_V0_DP_MST_VCPI   0x78
 
-union nvif_outp_hda_eld_args {
-       struct nvif_outp_hda_eld_v0 {
-               __u8  version;
-               __u8  head;
-               __u8  pad02[6];
-               __u8  data[];
-       } v0;
-};
-
 union nvif_outp_dp_aux_pwr_args {
        struct nvif_outp_dp_aux_pwr_v0 {
                __u8 version;
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c 
b/drivers/gpu/drm/nouveau/nvif/outp.c
index 4ecdc44eb84a..cf79c56aae0c 100644
--- a/drivers/gpu/drm/nouveau/nvif/outp.c
+++ b/drivers/gpu/drm/nouveau/nvif/outp.c
@@ -195,20 +195,9 @@ nvif_outp_dp_aux_pwr(struct nvif_outp *outp, bool enable)
 int
 nvif_outp_hda_eld(struct nvif_outp *outp, int head, void *data, u32 size)
 {
-       struct {
-               struct nvif_outp_hda_eld_v0 mthd;
-               u8 data[128];
-       } args;
        int ret;
 
-       if (WARN_ON(size > ARRAY_SIZE(args.data)))
-               return -EINVAL;
-
-       args.mthd.version = 0;
-       args.mthd.head = head;
-
-       memcpy(args.data, data, size);
-       ret = nvif_mthd(&outp->object, NVIF_OUTP_V0_HDA_ELD, &args, 
sizeof(args.mthd) + size);
+       ret = outp->impl->hda.eld(outp->priv, head, data, size);
        NVIF_ERRON(ret, &outp->object, "[HDA_ELD head:%d size:%d]", head, size);
        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 a694a43fd495..7184f13f39f5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -208,39 +208,47 @@ nvkm_uoutp_mthd_dp_aux_pwr(struct nvkm_outp *outp, void 
*argv, u32 argc)
 }
 
 static int
-nvkm_uoutp_mthd_hda_eld(struct nvkm_outp *outp, void *argv, u32 argc)
+nvkm_uoutp_hda_eld(struct nvif_outp_priv *uoutp, u8 head, u8 *data, u8 size)
 {
-       struct nvkm_ior *ior = outp->ior;
-       union nvif_outp_hda_eld_args *args = argv;
-
-       if (argc < sizeof(args->v0) || args->v0.version != 0)
-               return -ENOSYS;
-       argc -= sizeof(args->v0);
+       struct nvkm_outp *outp = uoutp->outp;
+       struct nvkm_ior *ior;
+       int ret;
 
-       if (!ior->hda || !nvkm_head_find(outp->disp, args->v0.head))
+       if (!nvkm_head_find(outp->disp, head))
                return -EINVAL;
-       if (argc > 0x60)
+       if (size > 0x60)
                return -E2BIG;
 
-       if (argc && args->v0.data[0]) {
+       ret = nvkm_uoutp_lock_acquired(uoutp);
+       if (ret)
+               return ret;
+
+       ior = outp->ior;
+       if (!ior->hda) {
+               nvkm_uoutp_unlock(uoutp);
+               return -EINVAL;
+       }
+
+       if (size && data[0]) {
                if (outp->info.type == DCB_OUTPUT_DP)
-                       ior->func->dp->audio(ior, args->v0.head, true);
+                       ior->func->dp->audio(ior, head, true);
                else
                if (ior->func->hdmi->audio)
-                       ior->func->hdmi->audio(ior, args->v0.head, true);
+                       ior->func->hdmi->audio(ior, head, true);
 
-               ior->func->hda->hpd(ior, args->v0.head, true);
-               ior->func->hda->eld(ior, args->v0.head, args->v0.data, argc);
+               ior->func->hda->hpd(ior, head, true);
+               ior->func->hda->eld(ior, head, data, size);
        } else {
-               ior->func->hda->hpd(ior, args->v0.head, false);
+               ior->func->hda->hpd(ior, head, false);
 
                if (outp->info.type == DCB_OUTPUT_DP)
-                       ior->func->dp->audio(ior, args->v0.head, false);
+                       ior->func->dp->audio(ior, head, false);
                else
                if (ior->func->hdmi->audio)
-                       ior->func->hdmi->audio(ior, args->v0.head, false);
+                       ior->func->hdmi->audio(ior, head, false);
        }
 
+       nvkm_uoutp_unlock(uoutp);
        return 0;
 }
 
@@ -539,7 +547,6 @@ static int
 nvkm_uoutp_mthd_acquired(struct nvkm_outp *outp, u32 mthd, void *argv, u32 
argc)
 {
        switch (mthd) {
-       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);
        case NVIF_OUTP_V0_DP_DRIVE     : return nvkm_uoutp_mthd_dp_drive     
(outp, argv, argc);
        case NVIF_OUTP_V0_DP_SST       : return nvkm_uoutp_mthd_dp_sst       
(outp, argv, argc);
@@ -676,6 +683,7 @@ nvkm_uoutp_new(struct nvkm_disp *disp, u8 id, const struct 
nvif_outp_impl **pimp
                uoutp->impl.proto = NVIF_OUTP_TMDS;
                uoutp->impl.hdmi.config = nvkm_uoutp_hdmi;
                uoutp->impl.hdmi.infoframe = nvkm_uoutp_infoframe;
+               uoutp->impl.hda.eld = nvkm_uoutp_hda_eld;
                break;
        case DCB_OUTPUT_LVDS:
                uoutp->impl.type = NVIF_OUTP_SOR;
@@ -692,6 +700,7 @@ nvkm_uoutp_new(struct nvkm_disp *disp, u8 id, const struct 
nvif_outp_impl **pimp
                        uoutp->impl.dp.aux = 
NVKM_I2C_AUX_EXT(outp->info.extdev);
                }
                uoutp->impl.proto = NVIF_OUTP_DP;
+               uoutp->impl.hda.eld = nvkm_uoutp_hda_eld;
                uoutp->impl.dp.mst = outp->dp.mst;
                uoutp->impl.dp.increased_wm = outp->dp.increased_wm;
                uoutp->impl.dp.link_nr = outp->info.dpconf.link_nr;
-- 
2.41.0

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