From: Ben Skeggs Date: Mon, 8 Sep 2014 02:48:31 +0000 (+1000) Subject: drm/nouveau/bios: parse freq ranges and timing id into ramcfg struct X-Git-Tag: v3.18-rc1~44^2~36^2~22 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d9b5f261db53db32d528698fa2330f6cda1a6292;p=karo-tx-linux.git drm/nouveau/bios: parse freq ranges and timing id into ramcfg struct Signed-off-by: Ben Skeggs --- diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/bios/ramcfg.h b/drivers/gpu/drm/nouveau/core/include/subdev/bios/ramcfg.h index c086ac6d677d..bae3ba2dfa1d 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/bios/ramcfg.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/bios/ramcfg.h @@ -4,11 +4,18 @@ struct nouveau_bios; struct nvbios_ramcfg { + unsigned rammap_ver; + unsigned rammap_hdr; + unsigned rammap_min; + unsigned rammap_max; unsigned rammap_11_08_01:1; unsigned rammap_11_08_0c:2; unsigned rammap_11_08_10:1; unsigned rammap_11_11_0c:2; + unsigned ramcfg_ver; + unsigned ramcfg_hdr; + unsigned ramcfg_timing; unsigned ramcfg_11_01_01:1; unsigned ramcfg_11_01_02:1; unsigned ramcfg_11_01_04:1; @@ -43,6 +50,8 @@ struct nvbios_ramcfg { unsigned ramcfg_11_08_20:1; unsigned ramcfg_11_09:8; + unsigned timing_ver; + unsigned timing_hdr; unsigned timing[11]; unsigned timing_20_2e_03:2; unsigned timing_20_2e_30:2; diff --git a/drivers/gpu/drm/nouveau/core/include/subdev/bios/rammap.h b/drivers/gpu/drm/nouveau/core/include/subdev/bios/rammap.h index 5bdf8e4db40a..47e021d3e20d 100644 --- a/drivers/gpu/drm/nouveau/core/include/subdev/bios/rammap.h +++ b/drivers/gpu/drm/nouveau/core/include/subdev/bios/rammap.h @@ -8,9 +8,10 @@ u32 nvbios_rammapTe(struct nouveau_bios *, u8 *ver, u8 *hdr, u32 nvbios_rammapEe(struct nouveau_bios *, int idx, u8 *ver, u8 *hdr, u8 *cnt, u8 *len); +u32 nvbios_rammapEp(struct nouveau_bios *, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_ramcfg *); u32 nvbios_rammapEm(struct nouveau_bios *, u16 mhz, - u8 *ver, u8 *hdr, u8 *cnt, u8 *len); -u32 nvbios_rammapEp(struct nouveau_bios *, u16 mhz, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ramcfg *); diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c b/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c index 1811b2cb0472..775f7735e0bd 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/rammap.c @@ -75,28 +75,18 @@ nvbios_rammapEe(struct nouveau_bios *bios, int idx, } u32 -nvbios_rammapEm(struct nouveau_bios *bios, u16 khz, - u8 *ver, u8 *hdr, u8 *cnt, u8 *len) -{ - int idx = 0; - u32 data; - while ((data = nvbios_rammapEe(bios, idx++, ver, hdr, cnt, len))) { - if (khz >= nv_ro16(bios, data + 0x00) && - khz <= nv_ro16(bios, data + 0x02)) - break; - } - return data; -} - -u32 -nvbios_rammapEp(struct nouveau_bios *bios, u16 khz, +nvbios_rammapEp(struct nouveau_bios *bios, int idx, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ramcfg *p) { - u32 data = nvbios_rammapEm(bios, khz, ver, hdr, cnt, len); + u32 data = nvbios_rammapEe(bios, idx, ver, hdr, cnt, len); memset(p, 0x00, sizeof(*p)); + p->rammap_ver = *ver; + p->rammap_hdr = *hdr; switch (!!data * *ver) { case 0x11: + p->rammap_min = nv_ro16(bios, data + 0x00); + p->rammap_max = nv_ro16(bios, data + 0x02); p->rammap_11_08_01 = (nv_ro08(bios, data + 0x08) & 0x01) >> 0; p->rammap_11_08_0c = (nv_ro08(bios, data + 0x08) & 0x0c) >> 2; p->rammap_11_08_10 = (nv_ro08(bios, data + 0x08) & 0x10) >> 4; @@ -109,6 +99,20 @@ nvbios_rammapEp(struct nouveau_bios *bios, u16 khz, return data; } +u32 +nvbios_rammapEm(struct nouveau_bios *bios, u16 mhz, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_ramcfg *info) +{ + int idx = 0; + u32 data; + while ((data = nvbios_rammapEp(bios, idx++, ver, hdr, cnt, len, info))) { + if (mhz >= info->rammap_min && mhz <= info->rammap_max) + break; + } + return data; +} + u32 nvbios_rammapSe(struct nouveau_bios *bios, u32 data, u8 ever, u8 ehdr, u8 ecnt, u8 elen, int idx, @@ -129,8 +133,11 @@ nvbios_rammapSp(struct nouveau_bios *bios, u32 data, u8 *ver, u8 *hdr, struct nvbios_ramcfg *p) { data = nvbios_rammapSe(bios, data, ever, ehdr, ecnt, elen, idx, ver, hdr); + p->ramcfg_ver = *ver; + p->ramcfg_hdr = *hdr; switch (!!data * *ver) { case 0x11: + p->ramcfg_timing = nv_ro08(bios, data + 0x00); p->ramcfg_11_01_01 = (nv_ro08(bios, data + 0x01) & 0x01) >> 0; p->ramcfg_11_01_02 = (nv_ro08(bios, data + 0x01) & 0x02) >> 1; p->ramcfg_11_01_04 = (nv_ro08(bios, data + 0x01) & 0x04) >> 2; diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c b/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c index 350d44ab2ba2..c320bfdd1102 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c @@ -89,6 +89,8 @@ nvbios_timingEp(struct nouveau_bios *bios, int idx, struct nvbios_ramcfg *p) { u16 data = nvbios_timingEe(bios, idx, ver, hdr, cnt, len), temp; + p->timing_ver = *ver; + p->timing_hdr = *hdr; switch (!!data * *ver) { case 0x20: p->timing[0] = nv_ro32(bios, data + 0x00); diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnva3.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnva3.c index 686e0d679d17..b3c53d6dd82a 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnva3.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnva3.c @@ -79,6 +79,7 @@ nva3_ram_calc(struct nouveau_fb *pfb, u32 freq) struct nva3_ram *ram = (void *)pfb->ram; struct nva3_ramfuc *fuc = &ram->fuc; struct nva3_clock_info mclk; + struct nvbios_ramcfg cfg; u8 ver, cnt, len, strap; u32 data; struct { @@ -91,7 +92,7 @@ nva3_ram_calc(struct nouveau_fb *pfb, u32 freq) /* lookup memory config data relevant to the target frequency */ rammap.data = nvbios_rammapEm(bios, freq / 1000, &ver, &rammap.size, - &cnt, &ramcfg.size); + &cnt, &ramcfg.size, &cfg); if (!rammap.data || ver != 0x10 || rammap.size < 0x0e) { nv_error(pfb, "invalid/missing rammap entry\n"); return -EINVAL; diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvc0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvc0.c index fc9de888fa81..735cb9580abe 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvc0.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnvc0.c @@ -133,6 +133,7 @@ nvc0_ram_calc(struct nouveau_fb *pfb, u32 freq) struct nouveau_bios *bios = nouveau_bios(pfb); struct nvc0_ram *ram = (void *)pfb->ram; struct nvc0_ramfuc *fuc = &ram->fuc; + struct nvbios_ramcfg cfg; u8 ver, cnt, len, strap; struct { u32 data; @@ -145,7 +146,7 @@ nvc0_ram_calc(struct nouveau_fb *pfb, u32 freq) /* lookup memory config data relevant to the target frequency */ rammap.data = nvbios_rammapEm(bios, freq / 1000, &ver, &rammap.size, - &cnt, &ramcfg.size); + &cnt, &ramcfg.size, &cfg); if (!rammap.data || ver != 0x10 || rammap.size < 0x0e) { nv_error(pfb, "invalid/missing rammap entry\n"); return -EINVAL; diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c index 51aa29e8f7eb..1fa45c5e50d7 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c @@ -942,7 +942,7 @@ nve0_ram_calc_data(struct nouveau_fb *pfb, u32 freq, u8 strap, cnt, len; /* lookup memory config data relevant to the target frequency */ - ram->base.rammap.data = nvbios_rammapEp(bios, freq / 1000, + ram->base.rammap.data = nvbios_rammapEm(bios, freq / 1000, &ram->base.rammap.version, &ram->base.rammap.size, &cnt, &len, &data->bios); @@ -968,12 +968,12 @@ nve0_ram_calc_data(struct nouveau_fb *pfb, u32 freq, } /* lookup memory timings, if bios says they're present */ - strap = nv_ro08(bios, ram->base.ramcfg.data + 0x00); - if (strap != 0xff) { + if (data->bios.ramcfg_timing != 0xff) { ram->base.timing.data = - nvbios_timingEp(bios, strap, &ram->base.timing.version, - &ram->base.timing.size, &cnt, &len, - &data->bios); + nvbios_timingEp(bios, data->bios.ramcfg_timing, + &ram->base.timing.version, + &ram->base.timing.size, &cnt, &len, + &data->bios); if (!ram->base.timing.data || ram->base.timing.version != 0x20 || ram->base.timing.size < 0x33) {