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raspberrypi-kernel
提交 415f12ef 编写于 作者: B Ben Skeggs
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drm/nv50/disp: start removing direct vbios parsing from supervisor 

Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 bb7ef1ec
隐藏空白更改
内联 并排
Showing with 116 addition and 107 deletion
drivers/gpu/drm/nouveau/core/engine/disp/nv50.c
浏览文件 @ 415f12ef
......@@ -1114,19 +1114,20 @@ nv50_disp_intr_error(struct nv50_disp_priv *priv, int chid)
nv_wr32(priv, 0x610080 + (chid * 0x08), 0x90000000);
}
static u16
exec_lookup(struct nv50_disp_priv *priv, int head, int outp, u32 ctrl,
struct dcb_output *dcb, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
static struct nvkm_output *
exec_lookup(struct nv50_disp_priv *priv, int head, int or, u32 ctrl,
u32 *data, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
struct nvbios_outp *info)
{
struct nouveau_bios *bios = nouveau_bios(priv);
u16 mask, type, data;
struct nvkm_output *outp;
u16 mask, type;
if (outp < 4) {
if (or < 4) {
type = DCB_OUTPUT_ANALOG;
mask = 0;
} else
if (outp < 8) {
if (or < 8) {
switch (ctrl & 0x00000f00) {
case 0x00000000: type = DCB_OUTPUT_LVDS; mask = 1; break;
case 0x00000100: type = DCB_OUTPUT_TMDS; mask = 1; break;
......@@ -1136,45 +1137,48 @@ exec_lookup(struct nv50_disp_priv *priv, int head, int outp, u32 ctrl,
case 0x00000900: type = DCB_OUTPUT_DP; mask = 2; break;
default:
nv_error(priv, "unknown SOR mc 0x%08x\n", ctrl);
return 0x0000;
return NULL;
}
outp -= 4;
or -= 4;
} else {
outp = outp - 8;
or = or - 8;
type = 0x0010;
mask = 0;
switch (ctrl & 0x00000f00) {
case 0x00000000: type |= priv->pior.type[outp]; break;
case 0x00000000: type |= priv->pior.type[or]; break;
default:
nv_error(priv, "unknown PIOR mc 0x%08x\n", ctrl);
return 0x0000;
return NULL;
}
}
mask = 0x00c0 & (mask << 6);
mask |= 0x0001 << outp;
mask |= 0x0001 << or;
mask |= 0x0100 << head;
data = dcb_outp_match(bios, type, mask, ver, hdr, dcb);
if (!data)
return 0x0000;
/* off-chip encoders require matching the exact encoder type */
if (dcb->location != 0)
type |= dcb->extdev << 8;
list_for_each_entry(outp, &priv->base.outp, head) {
if ((outp->info.hasht & 0xff) == type &&
(outp->info.hashm & mask) == mask) {
*data = nvbios_outp_match(bios, outp->info.hasht,
outp->info.hashm,
ver, hdr, cnt, len, info);
if (!*data)
return NULL;
return outp;
}
}
return nvbios_outp_match(bios, type, mask, ver, hdr, cnt, len, info);
return NULL;
}
static bool
exec_script(struct nv50_disp_priv *priv, int head, int id)
{
struct nouveau_bios *bios = nouveau_bios(priv);
struct nvkm_output *outp;
struct nvbios_outp info;
struct dcb_output dcb;
u8 ver, hdr, cnt, len;
u16 data;
u32 ctrl = 0x00000000;
u32 data, ctrl = 0;
u32 reg;
int i;
......@@ -1207,13 +1211,13 @@ exec_script(struct nv50_disp_priv *priv, int head, int id)
return false;
i--;
data = exec_lookup(priv, head, i, ctrl, &dcb, &ver, &hdr, &cnt, &len, &info);
if (data) {
outp = exec_lookup(priv, head, i, ctrl, &data, &ver, &hdr, &cnt, &len, &info);
if (outp) {
struct nvbios_init init = {
.subdev = nv_subdev(priv),
.bios = bios,
.offset = info.script[id],
.outp = &dcb,
.outp = &outp->info,
.crtc = head,
.execute = 1,
};
......@@ -1224,16 +1228,15 @@ exec_script(struct nv50_disp_priv *priv, int head, int id)
return false;
}
static u32
exec_clkcmp(struct nv50_disp_priv *priv, int head, int id, u32 pclk,
struct dcb_output *outp)
static struct nvkm_output *
exec_clkcmp(struct nv50_disp_priv *priv, int head, int id, u32 pclk, u32 *conf)
{
struct nouveau_bios *bios = nouveau_bios(priv);
struct nvkm_output *outp;
struct nvbios_outp info1;
struct nvbios_ocfg info2;
u8 ver, hdr, cnt, len;
u32 ctrl = 0x00000000;
u32 data, conf = ~0;
u32 data, ctrl = 0;
u32 reg;
int i;
......@@ -1263,37 +1266,37 @@ exec_clkcmp(struct nv50_disp_priv *priv, int head, int id, u32 pclk,
}
if (!(ctrl & (1 << head)))
return conf;
return NULL;
i--;
data = exec_lookup(priv, head, i, ctrl, outp, &ver, &hdr, &cnt, &len, &info1);
outp = exec_lookup(priv, head, i, ctrl, &data, &ver, &hdr, &cnt, &len, &info1);
if (!data)
return conf;
return NULL;
if (outp->location == 0) {
switch (outp->type) {
if (outp->info.location == 0) {
switch (outp->info.type) {
case DCB_OUTPUT_TMDS:
conf = (ctrl & 0x00000f00) >> 8;
*conf = (ctrl & 0x00000f00) >> 8;
if (pclk >= 165000)
conf |= 0x0100;
*conf |= 0x0100;
break;
case DCB_OUTPUT_LVDS:
conf = priv->sor.lvdsconf;
*conf = priv->sor.lvdsconf;
break;
case DCB_OUTPUT_DP:
conf = (ctrl & 0x00000f00) >> 8;
*conf = (ctrl & 0x00000f00) >> 8;
break;
case DCB_OUTPUT_ANALOG:
default:
conf = 0x00ff;
*conf = 0x00ff;
break;
}
} else {
conf = (ctrl & 0x00000f00) >> 8;
*conf = (ctrl & 0x00000f00) >> 8;
pclk = pclk / 2;
}
data = nvbios_ocfg_match(bios, data, conf, &ver, &hdr, &cnt, &len, &info2);
data = nvbios_ocfg_match(bios, data, *conf, &ver, &hdr, &cnt, &len, &info2);
if (data && id < 0xff) {
data = nvbios_oclk_match(bios, info2.clkcmp[id], pclk);
if (data) {
......@@ -1301,7 +1304,7 @@ exec_clkcmp(struct nv50_disp_priv *priv, int head, int id, u32 pclk,
.subdev = nv_subdev(priv),
.bios = bios,
.offset = data,
.outp = outp,
.outp = &outp->info,
.crtc = head,
.execute = 1,
};
......@@ -1310,7 +1313,7 @@ exec_clkcmp(struct nv50_disp_priv *priv, int head, int id, u32 pclk,
}
}
return conf;
return outp;
}
static void
......@@ -1444,56 +1447,58 @@ nv50_disp_intr_unk20_2_dp(struct nv50_disp_priv *priv,
static void
nv50_disp_intr_unk20_2(struct nv50_disp_priv *priv, int head)
{
struct dcb_output outp;
struct nvkm_output *outp;
u32 pclk = nv_rd32(priv, 0x610ad0 + (head * 0x540)) & 0x3fffff;
u32 hval, hreg = 0x614200 + (head * 0x800);
u32 oval, oreg;
u32 mask;
u32 conf = exec_clkcmp(priv, head, 0xff, pclk, &outp);
if (conf != ~0) {
if (outp.location == 0 && outp.type == DCB_OUTPUT_DP) {
u32 soff = (ffs(outp.or) - 1) * 0x08;
u32 ctrl = nv_rd32(priv, 0x610794 + soff);
u32 datarate;
switch ((ctrl & 0x000f0000) >> 16) {
case 6: datarate = pclk * 30 / 8; break;
case 5: datarate = pclk * 24 / 8; break;
case 2:
default:
datarate = pclk * 18 / 8;
break;
}
u32 mask, conf;
nouveau_dp_train(&priv->base, priv->sor.dp,
&outp, head, datarate);
}
outp = exec_clkcmp(priv, head, 0xff, pclk, &conf);
if (!outp)
return;
exec_clkcmp(priv, head, 0, pclk, &outp);
if (!outp.location && outp.type == DCB_OUTPUT_ANALOG) {
oreg = 0x614280 + (ffs(outp.or) - 1) * 0x800;
oval = 0x00000000;
hval = 0x00000000;
mask = 0xffffffff;
} else
if (!outp.location) {
if (outp.type == DCB_OUTPUT_DP)
nv50_disp_intr_unk20_2_dp(priv, &outp, pclk);
oreg = 0x614300 + (ffs(outp.or) - 1) * 0x800;
oval = (conf & 0x0100) ? 0x00000101 : 0x00000000;
hval = 0x00000000;
mask = 0x00000707;
} else {
oreg = 0x614380 + (ffs(outp.or) - 1) * 0x800;
oval = 0x00000001;
hval = 0x00000001;
mask = 0x00000707;
if (outp->info.location == 0 && outp->info.type == DCB_OUTPUT_DP) {
u32 soff = (ffs(outp->info.or) - 1) * 0x08;
u32 ctrl = nv_rd32(priv, 0x610794 + soff);
u32 datarate;
switch ((ctrl & 0x000f0000) >> 16) {
case 6: datarate = pclk * 30 / 8; break;
case 5: datarate = pclk * 24 / 8; break;
case 2:
default:
datarate = pclk * 18 / 8;
break;
}
nv_mask(priv, hreg, 0x0000000f, hval);
nv_mask(priv, oreg, mask, oval);
nouveau_dp_train(&priv->base, priv->sor.dp,
&outp->info, head, datarate);
}
exec_clkcmp(priv, head, 0, pclk, &conf);
if (!outp->info.location && outp->info.type == DCB_OUTPUT_ANALOG) {
oreg = 0x614280 + (ffs(outp->info.or) - 1) * 0x800;
oval = 0x00000000;
hval = 0x00000000;
mask = 0xffffffff;
} else
if (!outp->info.location) {
if (outp->info.type == DCB_OUTPUT_DP)
nv50_disp_intr_unk20_2_dp(priv, &outp->info, pclk);
oreg = 0x614300 + (ffs(outp->info.or) - 1) * 0x800;
oval = (conf & 0x0100) ? 0x00000101 : 0x00000000;
hval = 0x00000000;
mask = 0x00000707;
} else {
oreg = 0x614380 + (ffs(outp->info.or) - 1) * 0x800;
oval = 0x00000001;
hval = 0x00000001;
mask = 0x00000707;
}
nv_mask(priv, hreg, 0x0000000f, hval);
nv_mask(priv, oreg, mask, oval);
}
/* If programming a TMDS output on a SOR that can also be configured for
......@@ -1521,29 +1526,33 @@ nv50_disp_intr_unk40_0_tmds(struct nv50_disp_priv *priv, struct dcb_output *outp
static void
nv50_disp_intr_unk40_0(struct nv50_disp_priv *priv, int head)
{
struct dcb_output outp;
struct nvkm_output *outp;
u32 pclk = nv_rd32(priv, 0x610ad0 + (head * 0x540)) & 0x3fffff;
if (exec_clkcmp(priv, head, 1, pclk, &outp) != ~0) {
if (outp.location == 0 && outp.type == DCB_OUTPUT_TMDS)
nv50_disp_intr_unk40_0_tmds(priv, &outp);
else
if (outp.location == 1 && outp.type == DCB_OUTPUT_DP) {
u32 soff = (ffs(outp.or) - 1) * 0x08;
u32 ctrl = nv_rd32(priv, 0x610b84 + soff);
u32 datarate;
switch ((ctrl & 0x000f0000) >> 16) {
case 6: datarate = pclk * 30 / 8; break;
case 5: datarate = pclk * 24 / 8; break;
case 2:
default:
datarate = pclk * 18 / 8;
break;
}
u32 conf;
nouveau_dp_train(&priv->base, priv->pior.dp,
&outp, head, datarate);
outp = exec_clkcmp(priv, head, 1, pclk, &conf);
if (!outp)
return;
if (outp->info.location == 0 && outp->info.type == DCB_OUTPUT_TMDS)
nv50_disp_intr_unk40_0_tmds(priv, &outp->info);
else
if (outp->info.location == 1 && outp->info.type == DCB_OUTPUT_DP) {
u32 soff = (ffs(outp->info.or) - 1) * 0x08;
u32 ctrl = nv_rd32(priv, 0x610b84 + soff);
u32 datarate;
switch ((ctrl & 0x000f0000) >> 16) {
case 6: datarate = pclk * 30 / 8; break;
case 5: datarate = pclk * 24 / 8; break;
case 2:
default:
datarate = pclk * 18 / 8;
break;
}
nouveau_dp_train(&priv->base, priv->pior.dp,
&outp->info, head, datarate);
}
}
......
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