diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/bios/timing.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/bios/timing.c | 70 |
1 files changed, 62 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c b/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c index 151c2d6aaee8..350d44ab2ba2 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c +++ b/drivers/gpu/drm/nouveau/core/subdev/bios/timing.c @@ -24,11 +24,12 @@ #include <subdev/bios.h> #include <subdev/bios/bit.h> +#include <subdev/bios/ramcfg.h> #include <subdev/bios/timing.h> u16 -nvbios_timing_table(struct nouveau_bios *bios, - u8 *ver, u8 *hdr, u8 *cnt, u8 *len) +nvbios_timingTe(struct nouveau_bios *bios, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, u8 *snr, u8 *ssz) { struct bit_entry bit_P; u16 timing = 0x0000; @@ -47,11 +48,15 @@ nvbios_timing_table(struct nouveau_bios *bios, *hdr = nv_ro08(bios, timing + 1); *cnt = nv_ro08(bios, timing + 2); *len = nv_ro08(bios, timing + 3); + *snr = 0; + *ssz = 0; return timing; case 0x20: *hdr = nv_ro08(bios, timing + 1); - *cnt = nv_ro08(bios, timing + 3); + *cnt = nv_ro08(bios, timing + 5); *len = nv_ro08(bios, timing + 2); + *snr = nv_ro08(bios, timing + 4); + *ssz = nv_ro08(bios, timing + 3); return timing; default: break; @@ -63,11 +68,60 @@ nvbios_timing_table(struct nouveau_bios *bios, } u16 -nvbios_timing_entry(struct nouveau_bios *bios, int idx, u8 *ver, u8 *len) +nvbios_timingEe(struct nouveau_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len) { - u8 hdr, cnt; - u16 timing = nvbios_timing_table(bios, ver, &hdr, &cnt, len); - if (timing && idx < cnt) - return timing + hdr + (idx * *len); + u8 snr, ssz; + u16 timing = nvbios_timingTe(bios, ver, hdr, cnt, len, &snr, &ssz); + if (timing && idx < *cnt) { + timing += *hdr + idx * (*len + (snr * ssz)); + *hdr = *len; + *cnt = snr; + *len = ssz; + return timing; + } return 0x0000; } + +u16 +nvbios_timingEp(struct nouveau_bios *bios, int idx, + u8 *ver, u8 *hdr, u8 *cnt, u8 *len, + struct nvbios_ramcfg *p) +{ + u16 data = nvbios_timingEe(bios, idx, ver, hdr, cnt, len), temp; + switch (!!data * *ver) { + case 0x20: + p->timing[0] = nv_ro32(bios, data + 0x00); + p->timing[1] = nv_ro32(bios, data + 0x04); + p->timing[2] = nv_ro32(bios, data + 0x08); + p->timing[3] = nv_ro32(bios, data + 0x0c); + p->timing[4] = nv_ro32(bios, data + 0x10); + p->timing[5] = nv_ro32(bios, data + 0x14); + p->timing[6] = nv_ro32(bios, data + 0x18); + p->timing[7] = nv_ro32(bios, data + 0x1c); + p->timing[8] = nv_ro32(bios, data + 0x20); + p->timing[9] = nv_ro32(bios, data + 0x24); + p->timing[10] = nv_ro32(bios, data + 0x28); + p->timing_20_2e_03 = (nv_ro08(bios, data + 0x2e) & 0x03) >> 0; + p->timing_20_2e_30 = (nv_ro08(bios, data + 0x2e) & 0x30) >> 4; + p->timing_20_2e_c0 = (nv_ro08(bios, data + 0x2e) & 0xc0) >> 6; + p->timing_20_2f_03 = (nv_ro08(bios, data + 0x2f) & 0x03) >> 0; + temp = nv_ro16(bios, data + 0x2c); + p->timing_20_2c_003f = (temp & 0x003f) >> 0; + p->timing_20_2c_1fc0 = (temp & 0x1fc0) >> 6; + p->timing_20_30_07 = (nv_ro08(bios, data + 0x30) & 0x07) >> 0; + p->timing_20_30_f8 = (nv_ro08(bios, data + 0x30) & 0xf8) >> 3; + temp = nv_ro16(bios, data + 0x31); + p->timing_20_31_0007 = (temp & 0x0007) >> 0; + p->timing_20_31_0078 = (temp & 0x0078) >> 3; + p->timing_20_31_0780 = (temp & 0x0780) >> 7; + p->timing_20_31_0800 = (temp & 0x0800) >> 11; + p->timing_20_31_7000 = (temp & 0x7000) >> 12; + p->timing_20_31_8000 = (temp & 0x8000) >> 15; + break; + default: + data = 0; + break; + } + return data; +} |