From 25c53c1068a804c6b51f86e937cebab6274dc056 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Tue, 24 Jan 2012 18:03:25 +1000 Subject: [PATCH] drm/nouveau/pm: extend profile interface for destroy/init/fini Signed-off-by: Ben Skeggs Signed-off-by: Martin Peres --- drivers/gpu/drm/nouveau/nouveau_drv.h | 4 ++++ drivers/gpu/drm/nouveau/nouveau_pm.c | 21 +++++++++++++++++++++ 2 files changed, 25 insertions(+) diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 009089e093f3..63e77fc282f2 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -487,6 +487,9 @@ struct nouveau_pm_tbl_entry { struct nouveau_pm_profile; struct nouveau_pm_profile_func { + void (*destroy)(struct nouveau_pm_profile *); + void (*init)(struct nouveau_pm_profile *); + void (*fini)(struct nouveau_pm_profile *); struct nouveau_pm_level *(*select)(struct nouveau_pm_profile *); }; @@ -556,6 +559,7 @@ struct nouveau_pm_engine { struct nouveau_pm_profile *profile_ac; struct nouveau_pm_profile *profile_dc; + struct nouveau_pm_profile *profile; struct list_head profiles; struct nouveau_pm_level boot; diff --git a/drivers/gpu/drm/nouveau/nouveau_pm.c b/drivers/gpu/drm/nouveau/nouveau_pm.c index 4fff09e3f592..dcc16927716f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_pm.c +++ b/drivers/gpu/drm/nouveau/nouveau_pm.c @@ -183,6 +183,12 @@ nouveau_pm_trigger(struct drm_device *dev) else profile = pm->profile_dc; + if (profile != pm->profile) { + pm->profile->func->fini(pm->profile); + pm->profile = profile; + pm->profile->func->init(pm->profile); + } + /* select performance level based on profile */ perflvl = profile->func->select(profile); @@ -251,6 +257,11 @@ nouveau_pm_profile_set(struct drm_device *dev, const char *profile) return 0; } +static void +nouveau_pm_static_dummy(struct nouveau_pm_profile *profile) +{ +} + static struct nouveau_pm_level * nouveau_pm_static_select(struct nouveau_pm_profile *profile) { @@ -258,6 +269,9 @@ nouveau_pm_static_select(struct nouveau_pm_profile *profile) } const struct nouveau_pm_profile_func nouveau_pm_static_profile_func = { + .destroy = nouveau_pm_static_dummy, + .init = nouveau_pm_static_dummy, + .fini = nouveau_pm_static_dummy, .select = nouveau_pm_static_select, }; @@ -856,6 +870,7 @@ nouveau_pm_init(struct drm_device *dev) pm->profile_ac = &pm->boot.profile; pm->profile_dc = &pm->boot.profile; + pm->profile = &pm->boot.profile; pm->cur = &pm->boot; /* add performance levels from vbios */ @@ -893,6 +908,12 @@ nouveau_pm_fini(struct drm_device *dev) { struct drm_nouveau_private *dev_priv = dev->dev_private; struct nouveau_pm_engine *pm = &dev_priv->engine.pm; + struct nouveau_pm_profile *profile, *tmp; + + list_for_each_entry_safe(profile, tmp, &pm->profiles, head) { + list_del(&profile->head); + profile->func->destroy(profile); + } if (pm->cur != &pm->boot) nouveau_pm_perflvl_set(dev, &pm->boot); -- 2.39.5