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| author | Roy Spliet <rspliet@eclipso.eu> | 2015-05-23 10:37:47 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2015-08-28 12:39:56 +1000 |
| commit | 2813e19f13035e5971b6f4001782135cfc0909e0 (patch) | |
| tree | 8b6c9a7b949e44d7353f3fce091d753f5e185504 /drivers/gpu/drm/nouveau/nvkm | |
| parent | 35fe024acffc2c29bade5a68a09962bf7ea3c8ed (diff) | |
| download | blackbird-op-linux-2813e19f13035e5971b6f4001782135cfc0909e0.tar.gz blackbird-op-linux-2813e19f13035e5971b6f4001782135cfc0909e0.zip | |
drm/nouveau/bios/rammap: Parse perf mode as if it's a rammap entry
Some of the bits in there are similar to the bits in the gt215 rammap.
Signed-off-by: Roy Spliet <rspliet@eclipso.eu>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c | 15 | ||||
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c | 2 |
2 files changed, 17 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 d6e4af7606ba..29ba85387adc 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/rammap.c @@ -72,6 +72,21 @@ nvbios_rammapEe(struct nvkm_bios *bios, int idx, return 0x0000; } +/* Pretend a performance mode is also a rammap entry, helps coalesce entries + * later on */ +u32 +nvbios_rammapEp_from_perf(struct nvkm_bios *bios, u32 data, u8 size, + struct nvbios_ramcfg *p) +{ + memset(p, 0x00, sizeof(*p)); + + p->rammap_00_16_20 = (nv_ro08(bios, data + 0x16) & 0x20) >> 5; + p->rammap_00_16_40 = (nv_ro08(bios, data + 0x16) & 0x40) >> 6; + p->rammap_00_17_02 = (nv_ro08(bios, data + 0x17) & 0x02) >> 1; + + return data; +} + u32 nvbios_rammapEp(struct nvkm_bios *bios, int idx, u8 *ver, u8 *hdr, u8 *cnt, u8 *len, struct nvbios_ramcfg *p) diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c index 37ccc4dbeaf5..91e9cff7a645 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c @@ -169,6 +169,8 @@ nv50_ram_calc(struct nvkm_fb *pfb, u32 freq) } } while (perfE.memory < freq); + nvbios_rammapEp_from_perf(bios, data, hdr, &next->bios); + /* locate specific data set for the attached memory */ strap = nvbios_ramcfg_index(nv_subdev(pfb)); if (strap >= cnt) { |
