diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2014-09-08 13:38:02 +1000 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2014-09-15 22:25:09 +1000 |
commit | 64804a6d513cba428ed0e9b5cac8967e4c24a180 (patch) | |
tree | 9cca5bf386ffb4471fa275f65609b6ed97a7f20d /drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c | |
parent | d9b5f261db53db32d528698fa2330f6cda1a6292 (diff) |
drm/gk104-/fb/ram: use parsed timing data in mr routines
All the other chipsets should be moved over to this too. It's not needed
yet for the upcoming commits, so left this step as it'll conflict badly
with Roy's GT21x reclocking work.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c b/drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c index f84c6542c3c..3d77fc5add7 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/sddr3.c @@ -72,8 +72,13 @@ nouveau_sddr3_calc(struct nouveau_ram *ram) { struct nouveau_bios *bios = nouveau_bios(ram); int CWL, CL, WR, DLL = 0, ODT = 0; + u8 ver; - switch (!!ram->timing.data * ram->timing.version) { + ver = !!ram->timing.data * ram->timing.version; + if (ram->next) + ver = ram->next->bios.timing_ver; + + switch (ver) { case 0x10: if (ram->timing.size < 0x17) { /* XXX: NV50: Get CWL from the timing register */ @@ -86,9 +91,9 @@ nouveau_sddr3_calc(struct nouveau_ram *ram) ODT = nv_ro08(bios, ram->timing.data + 0x0e) & 0x07; break; case 0x20: - CWL = (nv_ro16(bios, ram->timing.data + 0x04) & 0x0f80) >> 7; - CL = nv_ro08(bios, ram->timing.data + 0x04) & 0x1f; - WR = nv_ro08(bios, ram->timing.data + 0x0a) & 0x7f; + CWL = (ram->next->bios.timing[1] & 0x00000f80) >> 7; + CL = (ram->next->bios.timing[1] & 0x0000001f) >> 0; + WR = (ram->next->bios.timing[2] & 0x007f0000) >> 16; /* XXX: Get these values from the VBIOS instead */ DLL = !(ram->mr[1] & 0x1); ODT = (ram->mr[1] & 0x004) >> 2 | |