From 4cddeb9b315784c90c81db386943bca22690cb27 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 4 Nov 2016 17:20:35 +1000 Subject: [PATCH] drm/nouveau/disp/sor/gf119-: add method to program mst payload information Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/include/nvif/cl5070.h | 10 ++++++++ .../gpu/drm/nouveau/nvkm/engine/disp/outpdp.h | 3 +++ .../drm/nouveau/nvkm/engine/disp/rootnv50.c | 23 +++++++++++++++++++ .../drm/nouveau/nvkm/engine/disp/sorgf119.c | 12 ++++++++++ .../drm/nouveau/nvkm/engine/disp/sorgm107.c | 1 + .../drm/nouveau/nvkm/engine/disp/sorgm200.c | 1 + 6 files changed, 50 insertions(+) diff --git a/drivers/gpu/drm/nouveau/include/nvif/cl5070.h b/drivers/gpu/drm/nouveau/include/nvif/cl5070.h index ed999fc38833..ae49dfd1f97b 100644 --- a/drivers/gpu/drm/nouveau/include/nvif/cl5070.h +++ b/drivers/gpu/drm/nouveau/include/nvif/cl5070.h @@ -35,6 +35,7 @@ struct nv50_disp_mthd_v1 { #define NV50_DISP_MTHD_V1_SOR_LVDS_SCRIPT 0x23 #define NV50_DISP_MTHD_V1_SOR_DP_PWR 0x24 #define NV50_DISP_MTHD_V1_SOR_DP_MST_LINK 0x25 +#define NV50_DISP_MTHD_V1_SOR_DP_MST_VCPI 0x26 #define NV50_DISP_MTHD_V1_PIOR_PWR 0x30 __u8 method; __u16 hasht; @@ -97,6 +98,15 @@ struct nv50_disp_sor_dp_mst_link_v0 { __u8 pad02[6]; }; +struct nv50_disp_sor_dp_mst_vcpi_v0 { + __u8 version; + __u8 pad01[1]; + __u8 start_slot; + __u8 num_slots; + __u16 pbn; + __u16 aligned_pbn; +}; + struct nv50_disp_pior_pwr_v0 { __u8 version; __u8 state; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h index ef9ee0b771f3..3c83a561cd88 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/outpdp.h @@ -41,6 +41,8 @@ struct nvkm_output_dp_func { int (*lnk_pwr)(struct nvkm_output_dp *, int nr); int (*lnk_ctl)(struct nvkm_output_dp *, int nr, int bw, bool ef); int (*drv_ctl)(struct nvkm_output_dp *, int ln, int vs, int pe, int pc); + void (*vcpi)(struct nvkm_output_dp *, int head, u8 start_slot, + u8 num_slots, u16 pbn, u16 aligned_pbn); }; int nvkm_output_dp_train(struct nvkm_output *, u32 rate); @@ -63,6 +65,7 @@ int gf119_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *, struct nvkm_output **); int gf119_sor_dp_lnk_ctl(struct nvkm_output_dp *, int, int, bool); int gf119_sor_dp_drv_ctl(struct nvkm_output_dp *, int, int, int, int); +void gf119_sor_dp_vcpi(struct nvkm_output_dp *, int, u8, u8, u16, u16); int gm107_sor_dp_new(struct nvkm_disp *, int, struct dcb_output *, struct nvkm_output **); diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.c index 1a2506767755..c1158b22a721 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/rootnv50.c @@ -200,6 +200,29 @@ nv50_disp_root_mthd_(struct nvkm_object *object, u32 mthd, void *data, u32 size) return ret; } break; + case NV50_DISP_MTHD_V1_SOR_DP_MST_VCPI: { + struct nvkm_output_dp *outpdp = nvkm_output_dp(outp); + union { + struct nv50_disp_sor_dp_mst_vcpi_v0 v0; + } *args = data; + int ret = -ENOSYS; + nvif_ioctl(object, "disp sor dp mst vcpi size %d\n", size); + if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) { + nvif_ioctl(object, "disp sor dp mst vcpi vers %d " + "slot %02x/%02x pbn %04x/%04x\n", + args->v0.version, args->v0.start_slot, + args->v0.num_slots, args->v0.pbn, + args->v0.aligned_pbn); + if (!outpdp->func->vcpi) + return -ENODEV; + outpdp->func->vcpi(outpdp, head, args->v0.start_slot, + args->v0.num_slots, args->v0.pbn, + args->v0.aligned_pbn); + return 0; + } else + return ret; + } + break; case NV50_DISP_MTHD_V1_PIOR_PWR: if (!func->pior.power) return -ENODEV; diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c index 520bf693df67..6ffdaa65aa77 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgf119.c @@ -103,12 +103,24 @@ gf119_sor_dp_drv_ctl(struct nvkm_output_dp *outp, return 0; } +void +gf119_sor_dp_vcpi(struct nvkm_output_dp *outp, int head, u8 slot, + u8 slot_nr, u16 pbn, u16 aligned) +{ + struct nvkm_device *device = outp->base.disp->engine.subdev.device; + const u32 hoff = head * 0x800; + + nvkm_mask(device, 0x616588 + hoff, 0x00003f3f, (slot_nr << 8) | slot); + nvkm_mask(device, 0x61658c + hoff, 0xffffffff, (aligned << 16) | pbn); +} + static const struct nvkm_output_dp_func gf119_sor_dp_func = { .pattern = gf119_sor_dp_pattern, .lnk_pwr = g94_sor_dp_lnk_pwr, .lnk_ctl = gf119_sor_dp_lnk_ctl, .drv_ctl = gf119_sor_dp_drv_ctl, + .vcpi = gf119_sor_dp_vcpi, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c index 37790b2617c5..4cf8ad4d18ab 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm107.c @@ -43,6 +43,7 @@ gm107_sor_dp_func = { .lnk_pwr = g94_sor_dp_lnk_pwr, .lnk_ctl = gf119_sor_dp_lnk_ctl, .drv_ctl = gf119_sor_dp_drv_ctl, + .vcpi = gf119_sor_dp_vcpi, }; int diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c index c44fa7ea672a..81b788fa61be 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/sorgm200.c @@ -120,6 +120,7 @@ gm200_sor_dp_func = { .lnk_pwr = gm200_sor_dp_lnk_pwr, .lnk_ctl = gf119_sor_dp_lnk_ctl, .drv_ctl = gm200_sor_dp_drv_ctl, + .vcpi = gf119_sor_dp_vcpi, }; int -- 2.30.2