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| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-02-14 22:37:19 +0100 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-02-29 20:44:48 +0100 |
| commit | c2b9152f098e213dc5f2e8a4dbbfe090302c58ed (patch) | |
| tree | 87ccf8bd7ee97e1ad073dbe7400d4e6af2c6a4c1 | |
| parent | drm/i915: Fix single msg gmbus_xfers writes (diff) | |
| download | linux-c2b9152f098e213dc5f2e8a4dbbfe090302c58ed.tar.xz linux-c2b9152f098e213dc5f2e8a4dbbfe090302c58ed.zip | |
drm/i915: add dev_priv to intel_gmbus
This way we can free up the bus->adaptor.algo_data pointer and make it
available for use with the bitbanging fallback algo.
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
| -rw-r--r-- | drivers/gpu/drm/i915/i915_drv.h | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/intel_i2c.c | 6 |
2 files changed, 11 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 35833fc350de..3cc2694a2b93 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -298,6 +298,13 @@ enum intel_pch { struct intel_fbdev; struct intel_fbc_work; +struct intel_gmbus { + struct i2c_adapter adapter; + struct i2c_adapter *force_bit; + u32 reg0; + struct drm_i915_private *dev_priv; +}; + typedef struct drm_i915_private { struct drm_device *dev; @@ -315,11 +322,7 @@ typedef struct drm_i915_private { /** gt_lock is also taken in irq contexts. */ struct spinlock gt_lock; - struct intel_gmbus { - struct i2c_adapter adapter; - struct i2c_adapter *force_bit; - u32 reg0; - } *gmbus; + struct intel_gmbus *gmbus; /** gmbus_mutex protects against concurrent usage of the single hw gmbus * controller on different i2c buses. */ diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 4e4ddd5d1f51..89346cc0bc4b 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -232,7 +232,7 @@ gmbus_xfer(struct i2c_adapter *adapter, struct intel_gmbus *bus = container_of(adapter, struct intel_gmbus, adapter); - struct drm_i915_private *dev_priv = adapter->algo_data; + struct drm_i915_private *dev_priv = bus->dev_priv; int i, reg_offset, ret; mutex_lock(&dev_priv->gmbus_mutex); @@ -406,7 +406,7 @@ int intel_setup_gmbus(struct drm_device *dev) names[i]); bus->adapter.dev.parent = &dev->pdev->dev; - bus->adapter.algo_data = dev_priv; + bus->dev_priv = dev_priv; bus->adapter.algo = &gmbus_algorithm; ret = i2c_add_adapter(&bus->adapter); @@ -447,7 +447,7 @@ void intel_gmbus_force_bit(struct i2c_adapter *adapter, bool force_bit) if (force_bit) { if (bus->force_bit == NULL) { - struct drm_i915_private *dev_priv = adapter->algo_data; + struct drm_i915_private *dev_priv = bus->dev_priv; bus->force_bit = intel_gpio_create(dev_priv, bus->reg0 & 0xff); } |