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| author | Ben Skeggs <bskeggs@redhat.com> | 2013-11-28 06:45:02 +0400 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2014-01-23 07:38:53 +0400 |
| commit | 09692e5b4efb1ed1d91b4e9e4c7a31b7dbe06f03 (patch) | |
| tree | 0718b79427bda858d1a4177990ee2f316d38433e | |
| parent | 1e1d6b4c530350802a3aacd2a702631cef66fcaa (diff) | |
| download | linux-09692e5b4efb1ed1d91b4e9e4c7a31b7dbe06f03.tar.xz | |
drm/nve0/fb/gddr5: note another semi-unknown
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c index b0b9939c2098..abaace7bcc74 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/ramnve0.c @@ -466,20 +466,23 @@ nve0_ram_calc_gddr5(struct nouveau_fb *pfb, u32 freq) ram_mask(fuc, 0x10f2cc, 0xffffffff, nv_ro32(bios, timing + 0x20)); ram_mask(fuc, 0x10f2e8, 0xffffffff, nv_ro32(bios, timing + 0x24)); - data = (nv_ro08(bios, ramcfg + 0x02) & 0x03) << 8; - if (nv_ro08(bios, ramcfg + 0x01) & 0x10) - data |= 0x70000000; - ram_mask(fuc, 0x10f604, 0x70000300, data); - - data = (nv_ro08(bios, timing + 0x30) & 0x07) << 28; - if (nv_ro08(bios, ramcfg + 0x01) & 0x01) - data |= 0x00000100; - ram_mask(fuc, 0x10f614, 0x70000000, data); - - data = (nv_ro08(bios, timing + 0x30) & 0x07) << 28; - if (nv_ro08(bios, ramcfg + 0x01) & 0x02) - data |= 0x00000100; - ram_mask(fuc, 0x10f610, 0x70000000, data); + /*XXX: what's the condition here? */ + if (1) { + data = (nv_ro08(bios, ramcfg + 0x02) & 0x03) << 8; + if (nv_ro08(bios, ramcfg + 0x01) & 0x10) + data |= 0x70000000; + ram_mask(fuc, 0x10f604, 0x70000300, data); + + data = (nv_ro08(bios, timing + 0x30) & 0x07) << 28; + if (nv_ro08(bios, ramcfg + 0x01) & 0x01) + data |= 0x00000100; + ram_mask(fuc, 0x10f614, 0x70000000, data); + + data = (nv_ro08(bios, timing + 0x30) & 0x07) << 28; + if (nv_ro08(bios, ramcfg + 0x01) & 0x02) + data |= 0x00000100; + ram_mask(fuc, 0x10f610, 0x70000000, data); + } mask = 0x33f00000; data = 0x00000000; |