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Subject[PATCH 07/14 v5] drm/i915/intel_i2c: allocate gmbus array as part of drm_i915_private
Date
This memory is always allocated, and it is always a fixed size, so just
allocate it along with the rest of the driver state.

Signed-off-by: Daniel Kurtz <djkurtz@chromium.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
drivers/gpu/drm/i915/i915_drv.h | 2 +-
drivers/gpu/drm/i915/intel_i2c.c | 10 ----------
2 files changed, 1 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index c5ad7b9..6983b4b 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -326,7 +326,7 @@ typedef struct drm_i915_private {
/** gt_lock is also taken in irq contexts. */
struct spinlock gt_lock;

- struct intel_gmbus *gmbus;
+ struct intel_gmbus gmbus[GMBUS_NUM_PORTS];

/** 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 dcde6f6..c12db72 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -387,11 +387,6 @@ int intel_setup_gmbus(struct drm_device *dev)
else
dev_priv->gpio_mmio_base = 0;

- dev_priv->gmbus = kcalloc(GMBUS_NUM_PORTS, sizeof(struct intel_gmbus),
- GFP_KERNEL);
- if (dev_priv->gmbus == NULL)
- return -ENOMEM;
-
mutex_init(&dev_priv->gmbus_mutex);

for (i = 0; i < GMBUS_NUM_PORTS; i++) {
@@ -428,8 +423,6 @@ err:
struct intel_gmbus *bus = &dev_priv->gmbus[i];
i2c_del_adapter(&bus->adapter);
}
- kfree(dev_priv->gmbus);
- dev_priv->gmbus = NULL;
return ret;
}

@@ -468,7 +461,4 @@ void intel_teardown_gmbus(struct drm_device *dev)
struct intel_gmbus *bus = &dev_priv->gmbus[i];
i2c_del_adapter(&bus->adapter);
}
-
- kfree(dev_priv->gmbus);
- dev_priv->gmbus = NULL;
}
--
1.7.7.3


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