diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_i2c.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_i2c.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c index 9463c6f..1110c83 100644 --- a/drivers/gpu/drm/i915/intel_i2c.c +++ b/drivers/gpu/drm/i915/intel_i2c.c @@ -36,7 +36,7 @@ struct gmbus_pin { const char *name; - int reg; + i915_reg_t reg; }; /* Map gmbus pin pairs to names and registers. */ @@ -96,7 +96,8 @@ bool intel_gmbus_is_valid_pin(struct drm_i915_private *dev_priv, else size = ARRAY_SIZE(gmbus_pins); - return pin < size && get_gmbus_pin(dev_priv, pin)->reg; + return pin < size && + i915_mmio_reg_valid(get_gmbus_pin(dev_priv, pin)->reg); } /* Intel GPIO access functions */ @@ -240,9 +241,8 @@ intel_gpio_setup(struct intel_gmbus *bus, unsigned int pin) algo = &bus->bit_algo; - bus->gpio_reg = dev_priv->gpio_mmio_base + - get_gmbus_pin(dev_priv, pin)->reg; - + bus->gpio_reg = _MMIO(dev_priv->gpio_mmio_base + + i915_mmio_reg_offset(get_gmbus_pin(dev_priv, pin)->reg)); bus->adapter.algo_data = algo; algo->setsda = set_data; algo->setscl = set_clock; @@ -631,8 +631,10 @@ int intel_setup_gmbus(struct drm_device *dev) if (IS_VALLEYVIEW(dev)) dev_priv->gpio_mmio_base = VLV_DISPLAY_BASE; - else if (!HAS_GMCH_DISPLAY(dev)) - dev_priv->gpio_mmio_base = PCH_GPIOA - GPIOA; + else if (!HAS_GMCH_DISPLAY(dev_priv)) + dev_priv->gpio_mmio_base = + i915_mmio_reg_offset(PCH_GPIOA) - + i915_mmio_reg_offset(GPIOA); mutex_init(&dev_priv->gmbus_mutex); init_waitqueue_head(&dev_priv->gmbus_wait_queue); |
