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| author | Samuel Pitoiset <samuel.pitoiset@gmail.com> | 2015-06-14 14:50:06 +0300 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2015-08-28 05:40:01 +0300 |
| commit | d4a312dc90a7c1079133b038aec0120ee9e3d0ce (patch) | |
| tree | a7e53cf3bff8cf092f73a85edc0082b16375f74d | |
| parent | eb94345a93204f0d7d7e0809dde329977522aec0 (diff) | |
| download | linux-d4a312dc90a7c1079133b038aec0120ee9e3d0ce.tar.xz | |
drm/nouveau/pm: some fixes related to sources
Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c index f505a11a938a..7866e220b66f 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/pm/base.c @@ -154,6 +154,8 @@ nvkm_perfsrc_enable(struct nvkm_pm *ppm, struct nvkm_perfctr *ctr) /* enable the source */ nv_mask(ppm, src->addr, mask, value); + nv_debug(ppm, "enabled source 0x%08x 0x%08x 0x%08x\n", + src->addr, mask, value); } } return 0; @@ -165,6 +167,7 @@ nvkm_perfsrc_disable(struct nvkm_pm *ppm, struct nvkm_perfctr *ctr) struct nvkm_perfdom *dom = NULL; struct nvkm_perfsig *sig; struct nvkm_perfsrc *src; + u32 mask; int i, j; for (i = 0; i < 4 && ctr->signal[i]; i++) { @@ -178,8 +181,16 @@ nvkm_perfsrc_disable(struct nvkm_pm *ppm, struct nvkm_perfctr *ctr) if (!src) return -EINVAL; + /* unset enable bit if needed */ + mask = 0x00000000; + if (src->enable) + mask = 0x80000000; + mask |= (src->mask << src->shift); + /* disable the source */ - nv_mask(ppm, src->addr, src->mask << src->shift, 0); + nv_mask(ppm, src->addr, mask, 0); + nv_debug(ppm, "disabled source 0x%08x 0x%08x\n", + src->addr, mask); } } return 0; @@ -309,7 +320,7 @@ nvkm_perfdom_dtor(struct nvkm_object *object) } static int -nvkm_perfctr_new(struct nvkm_perfdom *dom, int slot, +nvkm_perfctr_new(struct nvkm_perfdom *dom, int slot, uint8_t domain, struct nvkm_perfsig *signal[4], uint64_t source[4][8], uint16_t logic_op, struct nvkm_perfctr **pctr) { @@ -323,6 +334,7 @@ nvkm_perfctr_new(struct nvkm_perfdom *dom, int slot, if (!ctr) return -ENOMEM; + ctr->domain = domain; ctr->logic_op = logic_op; ctr->slot = slot; for (i = 0; i < 4; i++) { @@ -361,7 +373,7 @@ nvkm_perfdom_ctor(struct nvkm_object *parent, struct nvkm_object *engine, for (c = 0; c < ARRAY_SIZE(args->v0.ctr); c++) { struct nvkm_perfsig *sig[4] = {}; - u64 src[4][8]; + u64 src[4][8] = {}; for (s = 0; s < ARRAY_SIZE(args->v0.ctr[c].signal); s++) { sig[s] = nvkm_perfsig_find(ppm, args->v0.domain, @@ -378,11 +390,10 @@ nvkm_perfdom_ctor(struct nvkm_object *parent, struct nvkm_object *engine, } } - ret = nvkm_perfctr_new(sdom, c, sig, src, + ret = nvkm_perfctr_new(sdom, c, args->v0.domain, sig, src, args->v0.ctr[c].logic_op, &ctr[c]); if (ret) return ret; - ctr[c]->domain = args->v0.domain; } if (!sdom) |