drm/i915: add HAS_POWER_WELL

We're starting to add many IS_HASWELL checks for the power well code,
so add a HAS_POWER_WELL macro to properly document that we're checking
for hardware that has the power down well.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
[danvet: Resolve conflicts since some converted code was added by
not-yet merged patches.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Paulo Zanoni 2013-03-06 20:03:18 -03:00 committed by Daniel Vetter
parent ca291363cc
commit 86d52df633
2 changed files with 3 additions and 2 deletions

View file

@ -1339,6 +1339,7 @@ struct drm_i915_file_private {
#define HAS_PIPE_CONTROL(dev) (INTEL_INFO(dev)->gen >= 5)
#define HAS_DDI(dev) (IS_HASWELL(dev))
#define HAS_POWER_WELL(dev) (IS_HASWELL(dev))
#define INTEL_PCH_DEVICE_ID_MASK 0xff00
#define INTEL_PCH_IBX_DEVICE_ID_TYPE 0x3b00

View file

@ -4076,7 +4076,7 @@ void intel_set_power_well(struct drm_device *dev, bool enable)
bool is_enabled, enable_requested;
uint32_t tmp;
if (!IS_HASWELL(dev))
if (!HAS_POWER_WELL(dev))
return;
tmp = I915_READ(HSW_PWR_WELL_DRIVER);
@ -4111,7 +4111,7 @@ void intel_init_power_well(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
if (!IS_HASWELL(dev))
if (!HAS_POWER_WELL(dev))
return;
/* For now, we need the power well to be always enabled. */