- transition from "ioctl" interface

Signed-off-by: Ben Skeggs <bske...@nvidia.com>
---
 .../gpu/drm/nouveau/include/nvif/driverif.h   |  6 +++
 drivers/gpu/drm/nouveau/include/nvif/if0012.h | 13 -------
 drivers/gpu/drm/nouveau/include/nvif/outp.h   |  5 ---
 drivers/gpu/drm/nouveau/nvif/outp.c           | 17 ++------
 .../gpu/drm/nouveau/nvkm/engine/disp/uoutp.c  | 39 ++++++-------------
 5 files changed, 20 insertions(+), 60 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/include/nvif/driverif.h 
b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
index 2069eedde843..9395ddad65bf 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/driverif.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
@@ -255,6 +255,11 @@ enum nvif_outp_detect_status {
        NVIF_OUTP_DETECT_UNKNOWN,
 };
 
+struct nvif_outp_dp_rate {
+       int dpcd; /* -1 for non-indexed rates */
+       u32 rate;
+};
+
 struct nvif_outp_impl {
        void (*del)(struct nvif_outp_priv *);
 
@@ -328,6 +333,7 @@ struct nvif_outp_impl {
 
                int (*aux_pwr)(struct nvif_outp_priv *, bool enable);
                int (*aux_xfer)(struct nvif_outp_priv *, u8 type, u32 addr, u8 
*data, u8 *size);
+               int (*rates)(struct nvif_outp_priv *, struct nvif_outp_dp_rate 
*, u8 rates);
        } dp;
 };
 
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if0012.h 
b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
index b036197aadea..327ff9aa3ae0 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if0012.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if0012.h
@@ -4,7 +4,6 @@
 
 #include <drm/display/drm_dp.h>
 
-#define NVIF_OUTP_V0_DP_RATES      0x72
 #define NVIF_OUTP_V0_DP_TRAIN      0x73
 #define NVIF_OUTP_V0_DP_DRIVE      0x74
 #define NVIF_OUTP_V0_DP_SST        0x75
@@ -12,18 +11,6 @@
 #define NVIF_OUTP_V0_DP_MST_ID_PUT 0x77
 #define NVIF_OUTP_V0_DP_MST_VCPI   0x78
 
-union nvif_outp_dp_rates_args {
-       struct nvif_outp_dp_rates_v0 {
-               __u8  version;
-               __u8  pad01[6];
-               __u8  rates;
-               struct {
-                       __s8  dpcd;
-                       __u32 rate;
-               } rate[8];
-       } v0;
-};
-
 union nvif_outp_dp_train_args {
        struct nvif_outp_dp_train_v0 {
                __u8  version;
diff --git a/drivers/gpu/drm/nouveau/include/nvif/outp.h 
b/drivers/gpu/drm/nouveau/include/nvif/outp.h
index 8be799c88aff..7f7620ec1487 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/outp.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/outp.h
@@ -56,11 +56,6 @@ int nvif_outp_hda_eld(struct nvif_outp *, int head, void 
*data, u32 size);
 int nvif_outp_dp_aux_pwr(struct nvif_outp *, bool enable);
 int nvif_outp_dp_aux_xfer(struct nvif_outp *, u8 type, u8 *size, u32 addr, u8 
*data);
 
-struct nvif_outp_dp_rate {
-       int dpcd; /* -1 for non-indexed rates */
-       u32 rate;
-};
-
 int nvif_outp_dp_rates(struct nvif_outp *, struct nvif_outp_dp_rate *rate, int 
rate_nr);
 int nvif_outp_dp_train(struct nvif_outp *, u8 dpcd[DP_RECEIVER_CAP_SIZE],
                       u8 lttprs, u8 link_nr, u32 link_bw, bool mst, bool 
post_lt_adj,
diff --git a/drivers/gpu/drm/nouveau/nvif/outp.c 
b/drivers/gpu/drm/nouveau/nvif/outp.c
index 602362aa0203..68af891505d1 100644
--- a/drivers/gpu/drm/nouveau/nvif/outp.c
+++ b/drivers/gpu/drm/nouveau/nvif/outp.c
@@ -134,23 +134,12 @@ nvif_outp_dp_train(struct nvif_outp *outp, u8 
dpcd[DP_RECEIVER_CAP_SIZE], u8 ltt
 }
 
 int
-nvif_outp_dp_rates(struct nvif_outp *outp, struct nvif_outp_dp_rate *rate, int 
rate_nr)
+nvif_outp_dp_rates(struct nvif_outp *outp, struct nvif_outp_dp_rate *rate, int 
rates)
 {
-       struct nvif_outp_dp_rates_v0 args;
        int ret;
 
-       if (rate_nr > ARRAY_SIZE(args.rate))
-               return -EINVAL;
-
-       args.version = 0;
-       args.rates = rate_nr;
-       for (int i = 0; i < args.rates; i++, rate++) {
-               args.rate[i].dpcd = rate->dpcd;
-               args.rate[i].rate = rate->rate;
-       }
-
-       ret = nvif_object_mthd(&outp->object, NVIF_OUTP_V0_DP_RATES, &args, 
sizeof(args));
-       NVIF_ERRON(ret, &outp->object, "[DP_RATES rates:%d]", args.rates);
+       ret = outp->impl->dp.rates(outp->priv, rate, rates);
+       NVIF_ERRON(ret, &outp->object, "[DP_RATES rates:%d]", 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 f7226bcb9ef4..00b66d400f68 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uoutp.c
@@ -158,25 +158,26 @@ nvkm_uoutp_mthd_dp_train(struct nvkm_outp *outp, void 
*argv, u32 argc)
 }
 
 static int
-nvkm_uoutp_mthd_dp_rates(struct nvkm_outp *outp, void *argv, u32 argc)
+nvkm_uoutp_dp_rates(struct nvif_outp_priv *uoutp, struct nvif_outp_dp_rate 
*rate, u8 rates)
 {
-       union nvif_outp_dp_rates_args *args = argv;
+       struct nvkm_outp *outp = uoutp->outp;
 
-       if (argc != sizeof(args->v0) || args->v0.version != 0)
-               return -ENOSYS;
-       if (args->v0.rates > ARRAY_SIZE(outp->dp.rate))
+       if (rates > ARRAY_SIZE(outp->dp.rate))
                return -EINVAL;
 
-       for (int i = 0; i < args->v0.rates; i++) {
-               outp->dp.rate[i].dpcd = args->v0.rate[i].dpcd;
-               outp->dp.rate[i].rate = args->v0.rate[i].rate;
+       nvkm_uoutp_lock(uoutp);
+
+       for (int i = 0; i < rates; i++) {
+               outp->dp.rate[i].dpcd = rate[i].dpcd;
+               outp->dp.rate[i].rate = rate[i].rate;
        }
 
-       outp->dp.rates = args->v0.rates;
+       outp->dp.rates = rates;
 
        if (outp->func->dp.rates)
                outp->func->dp.rates(outp);
 
+       nvkm_uoutp_unlock(uoutp);
        return 0;
 }
 
@@ -557,39 +558,20 @@ nvkm_uoutp_mthd_acquired(struct nvkm_outp *outp, u32 
mthd, void *argv, u32 argc)
        return -EINVAL;
 }
 
-static int
-nvkm_uoutp_mthd_noacquire(struct nvkm_outp *outp, u32 mthd, void *argv, u32 
argc, bool *invalid)
-{
-       switch (mthd) {
-       case NVIF_OUTP_V0_DP_RATES   : return nvkm_uoutp_mthd_dp_rates   (outp, 
argv, argc);
-       default:
-               break;
-       }
-
-       *invalid = true;
-       return 0;
-}
-
 static int
 nvkm_uoutp_mthd(struct nvkm_object *object, u32 mthd, void *argv, u32 argc)
 {
        struct nvkm_outp *outp = container_of(object, struct nvif_outp_priv, 
object)->outp;
        struct nvkm_disp *disp = outp->disp;
-       bool invalid = false;
        int ret;
 
        mutex_lock(&disp->super.mutex);
 
-       ret = nvkm_uoutp_mthd_noacquire(outp, mthd, argv, argc, &invalid);
-       if (!invalid)
-               goto done;
-
        if (outp->ior)
                ret = nvkm_uoutp_mthd_acquired(outp, mthd, argv, argc);
        else
                ret = -EIO;
 
-done:
        mutex_unlock(&disp->super.mutex);
        return ret;
 }
@@ -702,6 +684,7 @@ nvkm_uoutp_new(struct nvkm_disp *disp, u8 id, const struct 
nvif_outp_impl **pimp
                uoutp->impl.dp.link_bw = outp->info.dpconf.link_bw * 27000;
                uoutp->impl.dp.aux_pwr = nvkm_uoutp_dp_aux_pwr;
                uoutp->impl.dp.aux_xfer = nvkm_uoutp_dp_aux_xfer;
+               uoutp->impl.dp.rates = nvkm_uoutp_dp_rates;
                break;
        default:
                WARN_ON(1);
-- 
2.41.0

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