diff options
author | Roy Spliet <rspliet@eclipso.eu> | 2015-05-23 10:37:46 +0200 |
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committer | Ben Skeggs <bskeggs@redhat.com> | 2015-08-28 12:39:56 +1000 |
commit | 35fe024acffc2c29bade5a68a09962bf7ea3c8ed (patch) | |
tree | 6b4a38c5e42dfb8e8d73b09762f77e010a8e35f6 /drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c | |
parent | 3b582bed907a26b30e511c83c24254c0ae987f47 (diff) | |
download | linux-35fe024acffc2c29bade5a68a09962bf7ea3c8ed.tar.bz2 |
drm/nouveau/fb/ramnv50: Ressurect timing code, use proper timing/rammap handlers
Might need some generalisation to < GT200. For those: use at your own risk!
Signed-off-by: Roy Spliet <rspliet@eclipso.eu>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c index a688d3b4ef37..d6e4af7606ba 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c @@ -141,6 +141,35 @@ nvbios_rammapSe(struct nvkm_bios *bios, u32 data, } u32 +nvbios_rammapSp_from_perf(struct nvkm_bios *bios, u32 data, u8 size, int idx, + struct nvbios_ramcfg *p) +{ + data += (idx * size); + + if (size < 11) + return 0x00000000; + + p->ramcfg_timing = nv_ro08(bios, data + 0x01); + p->ramcfg_00_03_01 = (nv_ro08(bios, data + 0x03) & 0x01) >> 0; + p->ramcfg_00_03_02 = (nv_ro08(bios, data + 0x03) & 0x02) >> 1; + p->ramcfg_DLLoff = (nv_ro08(bios, data + 0x03) & 0x04) >> 2; + p->ramcfg_00_03_08 = (nv_ro08(bios, data + 0x03) & 0x08) >> 3; + p->ramcfg_00_03_10 = (nv_ro08(bios, data + 0x03) & 0x10) >> 4; + p->ramcfg_00_04_02 = (nv_ro08(bios, data + 0x04) & 0x02) >> 1; + p->ramcfg_00_04_04 = (nv_ro08(bios, data + 0x04) & 0x04) >> 2; + p->ramcfg_00_04_20 = (nv_ro08(bios, data + 0x04) & 0x20) >> 5; + p->ramcfg_00_05 = (nv_ro08(bios, data + 0x05) & 0xff) >> 0; + p->ramcfg_00_06 = (nv_ro08(bios, data + 0x06) & 0xff) >> 0; + p->ramcfg_00_07 = (nv_ro08(bios, data + 0x07) & 0xff) >> 0; + p->ramcfg_00_08 = (nv_ro08(bios, data + 0x08) & 0xff) >> 0; + p->ramcfg_00_09 = (nv_ro08(bios, data + 0x09) & 0xff) >> 0; + p->ramcfg_00_0a_0f = (nv_ro08(bios, data + 0x0a) & 0x0f) >> 0; + p->ramcfg_00_0a_f0 = (nv_ro08(bios, data + 0x0a) & 0xf0) >> 4; + + return data; +} + +u32 nvbios_rammapSp(struct nvkm_bios *bios, u32 data, u8 ever, u8 ehdr, u8 ecnt, u8 elen, int idx, u8 *ver, u8 *hdr, struct nvbios_ramcfg *p) |