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authorBen Skeggs <bskeggs@redhat.com>2014-09-03 16:26:20 +1000
committerBen Skeggs <bskeggs@redhat.com>2014-10-02 13:25:45 +1000
commit3003cf61b3e9905777cc81793d2f0181b215c27c (patch)
treed88c49f28f425f5dbe504c4b8ed11ffa6b91a066
parent4d4fbb14efa19b3cd638ca6d1772c88a12228956 (diff)
downloadnouveau-3003cf61b3e9905777cc81793d2f0181b215c27c.tar.gz
fb/ram/gk104: twiddle some more bits when reclocking
*when* this is done is only a rough approximation of what the binary driver does.. need to investigate more to see if it matters Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--nvkm/subdev/fb/ramnve0.c99
1 files changed, 98 insertions, 1 deletions
diff --git a/nvkm/subdev/fb/ramnve0.c b/nvkm/subdev/fb/ramnve0.c
index afde4c1d6..37d97773e 100644
--- a/nvkm/subdev/fb/ramnve0.c
+++ b/nvkm/subdev/fb/ramnve0.c
@@ -1073,13 +1073,99 @@ nve0_ram_calc(struct nouveau_fb *pfb, u32 freq)
return nve0_ram_calc_xits(pfb, ram->base.next);
}
+static void
+nve0_ram_prog_0(struct nouveau_fb *pfb, u32 freq)
+{
+ struct nve0_ram *ram = (void *)pfb->ram;
+ struct nouveau_ram_data *cfg;
+ u32 mhz = freq / 1000;
+ u32 mask, data;
+
+ list_for_each_entry(cfg, &ram->cfg, head) {
+ if (mhz >= cfg->bios.rammap_min &&
+ mhz <= cfg->bios.rammap_max)
+ break;
+ }
+
+ if (&cfg->head == &ram->cfg)
+ return;
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0a_03fe) {
+ data |= cfg->bios.rammap_11_0a_03fe << 12;
+ mask |= 0x001ff000;
+ }
+ if (ram->diff.rammap_11_09_01ff) {
+ data |= cfg->bios.rammap_11_09_01ff;
+ mask |= 0x000001ff;
+ }
+ nv_mask(pfb, 0x10f468, mask, data);
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0a_0400) {
+ data |= cfg->bios.rammap_11_0a_0400;
+ mask |= 0x00000001;
+ }
+ nv_mask(pfb, 0x10f420, mask, data);
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0a_0800) {
+ data |= cfg->bios.rammap_11_0a_0800;
+ mask |= 0x00000001;
+ }
+ nv_mask(pfb, 0x10f430, mask, data);
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0b_01f0) {
+ data |= cfg->bios.rammap_11_0b_01f0;
+ mask |= 0x0000001f;
+ }
+ nv_mask(pfb, 0x10f400, mask, data);
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0b_0200) {
+ data |= cfg->bios.rammap_11_0b_0200 << 9;
+ mask |= 0x00000200;
+ }
+ nv_mask(pfb, 0x10f410, mask, data);
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0d) {
+ data |= cfg->bios.rammap_11_0d << 16;
+ mask |= 0x00ff0000;
+ }
+ if (ram->diff.rammap_11_0f) {
+ data |= cfg->bios.rammap_11_0f << 8;
+ mask |= 0x0000ff00;
+ }
+ nv_mask(pfb, 0x10f440, mask, data);
+
+ if (mask = 0, data = 0, ram->diff.rammap_11_0e) {
+ data |= cfg->bios.rammap_11_0e << 8;
+ mask |= 0x0000ff00;
+ }
+ if (ram->diff.rammap_11_0b_0800) {
+ data |= cfg->bios.rammap_11_0b_0800 << 7;
+ mask |= 0x00000080;
+ }
+ if (ram->diff.rammap_11_0b_0400) {
+ data |= cfg->bios.rammap_11_0b_0400 << 5;
+ mask |= 0x00000020;
+ }
+ nv_mask(pfb, 0x10f444, mask, data);
+}
+
static int
nve0_ram_prog(struct nouveau_fb *pfb)
{
struct nouveau_device *device = nv_device(pfb);
struct nve0_ram *ram = (void *)pfb->ram;
struct nve0_ramfuc *fuc = &ram->fuc;
- ram_exec(fuc, nouveau_boolopt(device->cfgopt, "NvMemExec", true));
+ struct nouveau_ram_data *next = ram->base.next;
+
+ if (!nouveau_boolopt(device->cfgopt, "NvMemExec", true)) {
+ ram_exec(fuc, false);
+ return (ram->base.next == &ram->base.xition);
+ }
+
+ nve0_ram_prog_0(pfb, 1000);
+ ram_exec(fuc, true);
+ nve0_ram_prog_0(pfb, next->freq);
+
return (ram->base.next == &ram->base.xition);
}
@@ -1325,6 +1411,17 @@ nve0_ram_ctor_data(struct nve0_ram *ram, u8 ramcfg, int i)
if (ret = 0, i == 0)
goto done;
+ d->rammap_11_0a_03fe |= p->rammap_11_0a_03fe != n->rammap_11_0a_03fe;
+ d->rammap_11_09_01ff |= p->rammap_11_09_01ff != n->rammap_11_09_01ff;
+ d->rammap_11_0a_0400 |= p->rammap_11_0a_0400 != n->rammap_11_0a_0400;
+ d->rammap_11_0a_0800 |= p->rammap_11_0a_0800 != n->rammap_11_0a_0800;
+ d->rammap_11_0b_01f0 |= p->rammap_11_0b_01f0 != n->rammap_11_0b_01f0;
+ d->rammap_11_0b_0200 |= p->rammap_11_0b_0200 != n->rammap_11_0b_0200;
+ d->rammap_11_0d |= p->rammap_11_0d != n->rammap_11_0d;
+ d->rammap_11_0f |= p->rammap_11_0f != n->rammap_11_0f;
+ d->rammap_11_0e |= p->rammap_11_0e != n->rammap_11_0e;
+ d->rammap_11_0b_0800 |= p->rammap_11_0b_0800 != n->rammap_11_0b_0800;
+ d->rammap_11_0b_0400 |= p->rammap_11_0b_0400 != n->rammap_11_0b_0400;
d->ramcfg_11_01_01 |= p->ramcfg_11_01_01 != n->ramcfg_11_01_01;
d->ramcfg_11_01_02 |= p->ramcfg_11_01_02 != n->ramcfg_11_01_02;
d->ramcfg_11_01_10 |= p->ramcfg_11_01_10 != n->ramcfg_11_01_10;