From 36faa2fc22248f04f7b803c67748ffe36399b619 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Fri, 26 Jul 2013 09:58:47 +1000 Subject: [PATCH] drm/nouveau/therm: if no bios trip/linear info, default to perf-suggested speed Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/core/subdev/therm/base.c | 15 ++++++++++++--- drivers/gpu/drm/nouveau/core/subdev/therm/fan.c | 3 +++ 2 files changed, 15 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/base.c b/drivers/gpu/drm/nouveau/core/subdev/therm/base.c index 1f28249..836943f 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/base.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/base.c @@ -92,6 +92,7 @@ nouveau_therm_update(struct nouveau_therm *therm, int mode) struct nouveau_timer *ptimer = nouveau_timer(therm); struct nouveau_therm_priv *priv = (void *)therm; unsigned long flags; + bool poll = true; int duty; spin_lock_irqsave(&priv->lock, flags); @@ -105,16 +106,24 @@ nouveau_therm_update(struct nouveau_therm *therm, int mode) duty = nouveau_therm_fan_get(therm); if (duty < 0) duty = 100; + poll = false; break; case NOUVEAU_THERM_CTRL_AUTO: - if (priv->fan->bios.nr_fan_trip) + if (priv->fan->bios.nr_fan_trip) { duty = nouveau_therm_update_trip(therm); - else + } else + if (priv->fan->bios.linear_min_temp || + priv->fan->bios.linear_max_temp) { duty = nouveau_therm_update_linear(therm); + } else { + duty = priv->cstate; + poll = false; + } break; case NOUVEAU_THERM_CTRL_NONE: default: ptimer->alarm_cancel(ptimer, &priv->alarm); + poll = false; goto done; } @@ -122,7 +131,7 @@ nouveau_therm_update(struct nouveau_therm *therm, int mode) nouveau_therm_fan_set(therm, (mode != NOUVEAU_THERM_CTRL_AUTO), duty); done: - if (list_empty(&priv->alarm.head) && (mode == NOUVEAU_THERM_CTRL_AUTO)) + if (list_empty(&priv->alarm.head) && poll) ptimer->alarm(ptimer, 1000000000ULL, &priv->alarm); spin_unlock_irqrestore(&priv->lock, flags); } diff --git a/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c b/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c index 39f47b9..95f6129 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c +++ b/drivers/gpu/drm/nouveau/core/subdev/therm/fan.c @@ -185,8 +185,11 @@ nouveau_therm_fan_set_defaults(struct nouveau_therm *therm) priv->fan->bios.max_duty = 100; priv->fan->bios.bump_period = 500; priv->fan->bios.slow_down_period = 2000; +/*XXX: talk to mupuf */ +#if 0 priv->fan->bios.linear_min_temp = 40; priv->fan->bios.linear_max_temp = 85; +#endif } static void -- 2.7.4