From 7a14bc783edbc7fecdb7031e3a2b816a339d24ee Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 3 Jun 2014 12:47:31 +1000 Subject: [PATCH] drm/nouveau/bios/dp: parse lane postcursor data Signed-off-by: Ben Skeggs --- .../drm/nouveau/core/engine/disp/sornv94.c | 6 ++--- .../drm/nouveau/core/engine/disp/sornvd0.c | 13 ++++++----- .../drm/nouveau/core/include/subdev/bios/dp.h | 9 ++++---- drivers/gpu/drm/nouveau/core/subdev/bios/dp.c | 23 ++++++++++--------- 4 files changed, 27 insertions(+), 24 deletions(-) diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c index 834ee0e185ca..d4dfcde0a95d 100644 --- a/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c +++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornv94.c @@ -128,9 +128,9 @@ nv94_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc) data[0] = nv_rd32(priv, 0x61c118 + loff) & ~(0x000000ff << shift); data[1] = nv_rd32(priv, 0x61c120 + loff) & ~(0x000000ff << shift); data[2] = nv_rd32(priv, 0x61c130 + loff) & ~(0x0000ff00); - nv_wr32(priv, 0x61c118 + loff, data[0] | (ocfg.drv << shift)); - nv_wr32(priv, 0x61c120 + loff, data[1] | (ocfg.pre << shift)); - nv_wr32(priv, 0x61c130 + loff, data[2] | (ocfg.unk << 8)); + nv_wr32(priv, 0x61c118 + loff, data[0] | (ocfg.dc << shift)); + nv_wr32(priv, 0x61c120 + loff, data[1] | (ocfg.pe << shift)); + nv_wr32(priv, 0x61c130 + loff, data[2] | (ocfg.tx_pu << 8)); return 0; } diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c index 07cc2d527564..0055f869c507 100644 --- a/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c +++ b/drivers/gpu/drm/nouveau/core/engine/disp/sornvd0.c @@ -87,7 +87,7 @@ nvd0_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc) struct nouveau_bios *bios = nouveau_bios(priv); const u32 shift = nvd0_sor_dp_lane_map(priv, ln); const u32 loff = nvd0_sor_loff(outp); - u32 addr, data[3]; + u32 addr, data[4]; u8 ver, hdr, cnt, len; struct nvbios_dpout info; struct nvbios_dpcfg ocfg; @@ -98,7 +98,7 @@ nvd0_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc) if (!addr) return -ENODEV; - addr = nvbios_dpcfg_match(bios, addr, 0, vs, pe, + addr = nvbios_dpcfg_match(bios, addr, pc, vs, pe, &ver, &hdr, &cnt, &len, &ocfg); if (!addr) return -EINVAL; @@ -106,10 +106,11 @@ nvd0_sor_dp_drv_ctl(struct nvkm_output_dp *outp, int ln, int vs, int pe, int pc) data[0] = nv_rd32(priv, 0x61c118 + loff) & ~(0x000000ff << shift); data[1] = nv_rd32(priv, 0x61c120 + loff) & ~(0x000000ff << shift); data[2] = nv_rd32(priv, 0x61c130 + loff) & ~(0x0000ff00); - nv_wr32(priv, 0x61c118 + loff, data[0] | (ocfg.drv << shift)); - nv_wr32(priv, 0x61c120 + loff, data[1] | (ocfg.pre << shift)); - nv_wr32(priv, 0x61c130 + loff, data[2] | (ocfg.unk << 8)); - nv_mask(priv, 0x61c13c + loff, 0x00000000, 0x00000000); + nv_wr32(priv, 0x61c118 + loff, data[0] | (ocfg.dc << shift)); + nv_wr32(priv, 0x61c120 + loff, data[1] | (ocfg.pe << shift)); + nv_wr32(priv, 0x61c130 + loff, data[2] | (ocfg.tx_pu << 8)); + data[3] = nv_rd32(priv, 0x61c13c + loff) & ~(0x000000ff << shift); + nv_wr32(priv, 0x61c13c + loff, data[3] | (ocfg.pc << shift)); return 0; } diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/bios/dp.h b/drivers/gpu/drm/nouveau/core/include/subdev/bios/dp.h index 6e54218b55fc..728206e21777 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/bios/dp.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/bios/dp.h @@ -17,9 +17,10 @@ u16 nvbios_dpout_match(struct nouveau_bios *, u16 type, u16 mask, struct nvbios_dpout *); struct nvbios_dpcfg { - u8 drv; - u8 pre; - u8 unk; + u8 pc; + u8 dc; + u8 pe; + u8 tx_pu; }; u16 @@ -27,7 +28,7 @@ nvbios_dpcfg_parse(struct nouveau_bios *, u16 outp, u8 idx, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_dpcfg *); u16 -nvbios_dpcfg_match(struct nouveau_bios *, u16 outp, u8 un, u8 vs, u8 pe, +nvbios_dpcfg_match(struct nouveau_bios *, u16 outp, u8 pc, u8 vs, u8 pe, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_dpcfg *); diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c b/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c index 7628fe759220..f309dd657250 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/dp.c @@ -162,18 +162,20 @@ nvbios_dpcfg_parse(struct nouveau_bios *bios, u16 outp, u8 idx, struct nvbios_dpcfg *info) { u16 data = nvbios_dpcfg_entry(bios, outp, idx, ver, hdr, cnt, len); + memset(info, 0x00, sizeof(*info)); if (data) { switch (*ver) { case 0x21: - info->drv = nv_ro08(bios, data + 0x02); - info->pre = nv_ro08(bios, data + 0x03); - info->unk = nv_ro08(bios, data + 0x04); + info->dc = nv_ro08(bios, data + 0x02); + info->pe = nv_ro08(bios, data + 0x03); + info->tx_pu = nv_ro08(bios, data + 0x04); break; case 0x30: case 0x40: - info->drv = nv_ro08(bios, data + 0x01); - info->pre = nv_ro08(bios, data + 0x02); - info->unk = nv_ro08(bios, data + 0x03); + info->pc = nv_ro08(bios, data + 0x00); + info->dc = nv_ro08(bios, data + 0x01); + info->pe = nv_ro08(bios, data + 0x02); + info->tx_pu = nv_ro08(bios, data + 0x03); break; default: data = 0x0000; @@ -184,7 +186,7 @@ nvbios_dpcfg_parse(struct nouveau_bios *bios, u16 outp, u8 idx, } u16 -nvbios_dpcfg_match(struct nouveau_bios *bios, u16 outp, u8 un, u8 vs, u8 pe, +nvbios_dpcfg_match(struct nouveau_bios *bios, u16 outp, u8 pc, u8 vs, u8 pe, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_dpcfg *info) { @@ -193,16 +195,15 @@ nvbios_dpcfg_match(struct nouveau_bios *bios, u16 outp, u8 un, u8 vs, u8 pe, if (*ver >= 0x30) { const u8 vsoff[] = { 0, 4, 7, 9 }; - idx = (un * 10) + vsoff[vs] + pe; + idx = (pc * 10) + vsoff[vs] + pe; } else { - while ((data = nvbios_dpcfg_entry(bios, outp, idx, + while ((data = nvbios_dpcfg_entry(bios, outp, ++idx, ver, hdr, cnt, len))) { if (nv_ro08(bios, data + 0x00) == vs && nv_ro08(bios, data + 0x01) == pe) break; - idx++; } } - return nvbios_dpcfg_parse(bios, outp, pe, ver, hdr, cnt, len, info); + return nvbios_dpcfg_parse(bios, outp, idx, ver, hdr, cnt, len, info); } -- 2.39.2