diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-22 20:08:04 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-03-25 08:40:20 +0200 |
| commit | 0df3f09d00ae9659a250014cdbd0a14dca83a561 (patch) | |
| tree | e22932787b1b68d4916df8e3e722f26323ba67a3 | |
| parent | d938da6b132a2d6addeba4c57a67ec3c07824843 (diff) | |
drm/i915: Use vblank_disable_immediate on gen2
The vblank timestamp->counter guesstimator seems to be
working sufficiently well, so there's no reason not to
disable vblank interrupts ASAP even on gen2.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190322180804.3300-2-ville.syrjala@linux.intel.com
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index fcbe173ddddd..455b2bf691b5 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -4642,13 +4642,7 @@ void intel_irq_init(struct drm_i915_private *dev_priv) else if (INTEL_GEN(dev_priv) >= 3) dev->driver->get_vblank_counter = i915_get_vblank_counter; - /* - * Opt out of the vblank disable timer on everything except gen2. - * Gen2 doesn't have a hardware frame counter and so depends on - * vblank interrupts to produce sane vblank seuquence numbers. - */ - if (!IS_GEN(dev_priv, 2)) - dev->vblank_disable_immediate = true; + dev->vblank_disable_immediate = true; /* Most platforms treat the display irq block as an always-on * power domain. vlv/chv can disable it at runtime and need |