tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mfd: Remove mfd_data
Cell pointers are passed through device->mfd_cell and platform data
is passed through the MFD cell platform_data pointer.
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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include/linux/mfd/core.h
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include/linux/mfd/core.h
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int (*suspend)(struct platform_device *dev);
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int (*resume)(struct platform_device *dev);
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/* mfd_data can be used to pass data to client drivers */
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void *mfd_data;
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/* platform data passed to the sub devices drivers */
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void *platform_data;
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size_t pdata_size;
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static inline const struct mfd_cell *mfd_get_cell(struct platform_device *pdev)
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{
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return pdev->mfd_cell;
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}
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/*
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* Given a platform device that's been created by mfd_add_devices(), fetch
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* the .mfd_data entry from the mfd_cell that created it.
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* Otherwise just return the platform_data pointer.
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* This maintains compatibility with platform drivers whose devices aren't
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* created by the mfd layer, and expect platform_data to contain what would've
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* otherwise been in mfd_data.
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*/
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static inline void *mfd_get_data(struct platform_device *pdev)
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{
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const struct mfd_cell *cell = mfd_get_cell(pdev);
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if (cell)
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return cell->mfd_data;
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else
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return pdev->dev.platform_data;
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}
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extern int mfd_add_devices(struct device *parent, int id,