- 05 Sep, 2019 29 commits
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Gao Xiang authored
As Christoph said [1] [2], "Just use the slightly more complicated 32-bit version everywhere so that you have a single actually tested code path. And then remove this helper. " [1] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/ [2] https://lore.kernel.org/r/20190902125320.GA16726@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-25-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1], "This seems to be your only direct use of buffer heads, which while not deprecated are a bit of an ugly step child. So if you can easily avoid creating a buffer_head dependency in a new filesystem I think you should avoid it. " [1] https://lore.kernel.org/r/20190902125109.GA9826@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-24-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
Add prefix "erofs_" to these functions and print sb->s_id as a prefix to erofs_{err, info} so that the user knows which file system is affected. Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-23-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1], ".. and save one level of indentation." [1] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-22-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1], "vm_map_ram is supposed to generally behave better. So if it doesn't please report that that to the arch maintainer and linux-mm so that they can look into the issue. Having user make choices of deep down kernel internals is just a horrible interface. Please talk to maintainers of other bits of the kernel if you see issues and / or need enhancements. " Let's redo the previous conclusion and kill the vmap approach. [1] https://lore.kernel.org/r/20190830165533.GA10909@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-21-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested [1], "Please just use plain kmalloc everywhere and let the normal kernel error injection code take care of injeting any errors." [1] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-20-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
Add erofs_ prefix to free_inode, alloc_inode, ... Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-19-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph pointed out [1], " Why is there __submit_bio which really just obsfucates what is going on? Also why is __submit_bio using bio_set_op_attrs instead of opencode it as the comment right next to it asks you to? " Let's use submit_bio directly instead. [1] https://lore.kernel.org/r/20190830162812.GA10694@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-18-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph pointed out [1], "Why is there __erofs_get_meta_page with the two weird booleans instead of a single erofs_get_meta_page that gets and gfp_t for additional flags and an unsigned int for additional bio op flags." And since all callers can handle errors, let's kill prio and nofail and erofs_get_inline_page() now. [1] https://lore.kernel.org/r/20190830162812.GA10694@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-17-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph pointed out [1], "erofs_grab_bio tries to handle a bio_alloc failure, except that the function will not actually fail due the mempool backing it." Sorry about useless code, fix it now and localize erofs_grab_bio [2]. [1] https://lore.kernel.org/r/20190830162812.GA10694@infradead.org/ [2] https://lore.kernel.org/r/20190902122016.GL15931@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-16-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1], "That is some very verbose debug info. We usually don't add that and let people trace the function instead. " [1] https://lore.kernel.org/r/20190829101545.GC20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-15-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph pointed out [1], "Why is the variable name for the on-disk subperblock layout? We usually still calls this something with sb in the name, e.g. dsb. for disksuper block. " Let's fix it. [1] https://lore.kernel.org/r/20190829101545.GC20598@infradead.org/Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-14-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
Fix as Christoph suggested [1] [2], "remove is_inode_fast_symlink and just opencode it in the few places using it" and "Please just set the ops directly instead of obsfucating that in a single caller, single line inline function. And please set it instead of the normal symlink iops in the same place where you also set those." [1] https://lore.kernel.org/r/20190830163910.GB29603@infradead.org/ [2] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-13-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested [1], update them all. [1] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-12-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1] [2], update it now. [1] https://lore.kernel.org/r/20190902124521.GA22153@infradead.org/ [2] https://lore.kernel.org/r/20190902120548.GB15931@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-11-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested [1], "Why is this called vnode instead of inode? That seems like a rather odd naming for a Linux file system." [1] https://lore.kernel.org/r/20190829101545.GC20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-10-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1] "having this function seems entirely pointless", let's kill those. filesystem function name ext2,f2fs,ext4,isofs,squashfs,cifs,... init_inodecache In addition, add a necessary "rcu_barrier()" on exit_fs(); [1] https://lore.kernel.org/r/20190829101545.GC20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-9-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
updates inode naming - kill is_inode_layout_compression [1] - kill magic underscores [2] [3] - better naming for datamode & data_mapping_mode [3] - better naming erofs_inode_{compact, extended} [4] [1] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/ [2] https://lore.kernel.org/r/20190829102426.GE20598@infradead.org/ [3] https://lore.kernel.org/r/20190902122627.GN15931@infradead.org/ [4] https://lore.kernel.org/r/20190902125438.GA17750@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-8-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said [1], "This is only cosmetic, why not stick to feature_compat and feature_incompat?" In my thought, requirements means "incompatible" instead of "feature" though. [1] https://lore.kernel.org/r/20190902125109.GA9826@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-7-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph said, "This looks like a really obsfucated way to write: return datamode == EROFS_INODE_FLAT_COMPRESSION || datamode == EROFS_INODE_FLAT_COMPRESSION_LEGACY; " Although I had my own consideration, it's the right way for now. [1] https://lore.kernel.org/r/20190829095954.GB20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-6-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested "Please don't add __packed" [1], remove all __packed except struct erofs_dirent here. Note that all on-disk fields except struct erofs_dirent (12 bytes with a 8-byte nid) in EROFS are naturally aligned. [1] https://lore.kernel.org/r/20190829095954.GB20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-5-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested [1], these macros are much more readable as a function. [1] https://lore.kernel.org/r/20190829095954.GB20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-4-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested [1], on-disk format should have explicitly assigned numbers. [1] https://lore.kernel.org/r/20190829095954.GB20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-3-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Gao Xiang authored
As Christoph suggested [1], "Please remove all the byte offset comments. that is something that can easily be checked with gdb or pahole." [1] https://lore.kernel.org/r/20190829095954.GB20598@infradead.org/Reported-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190904020912.63925-2-gaoxiang25@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Leandro Ribeiro authored
Fix the following checkpatch warning: "WARNING: void function return statements are not generally useful" Signed-off-by: Leandro Ribeiro <leandrohr@riseup.net> Link: https://lore.kernel.org/r/20190904210631.13599-1-leandrohr@riseup.netSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Beatriz Martins de Carvalho authored
Fix checkpath error "CHECK: Blank lines aren't necessary after an open brace '{'" in rtllib.h:482. Signed-off-by: Beatriz Martins de Carvalho <martinsdecarvalhobeatriz@gmail.com> Link: https://lore.kernel.org/r/20190904210326.17983-1-martinsdecarvalhobeatriz@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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YueHaibing authored
Use kmemdup rather than duplicating its implementation Signed-off-by: YueHaibing <yuehaibing@huawei.com> Link: https://lore.kernel.org/r/20190905030047.88401-1-yuehaibing@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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YueHaibing authored
Remove including <linux/version.h> that don't need it. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Link: https://lore.kernel.org/r/20190905025623.63210-1-yuehaibing@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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YueHaibing authored
Remove duplicated include. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Link: https://lore.kernel.org/r/20190905025608.61884-1-yuehaibing@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 04 Sep, 2019 5 commits
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zhong jiang authored
kfree has taken the null check in account. hence it is unnecessary to add the null check before kfree the object. Just remove it. Reported-by: Julia Lawall <julia.lawall@lip6.fr> Signed-off-by: zhong jiang <zhongjiang@huawei.com> Link: https://lore.kernel.org/r/1567591408-24268-1-git-send-email-zhongjiang@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Dan Carpenter authored
These two error paths need to unlock before we can return. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Link: https://lore.kernel.org/r/20190904095908.GA7007@mwandaSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Pratik Shinde authored
while filling the linux inode, using switch-case statement to check the type of inode. switch-case statement looks more clean here. Signed-off-by: Pratik Shinde <pratikshinde320@gmail.com> Reviewed-by: Gao Xiang <gaoxiang25@huawei.com> Link: https://lore.kernel.org/r/20190830095615.10995-1-pratikshinde320@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Valentin Vidic authored
Fixes checkpatch.pl warnings: CHECK: Comparison to NULL could be written "expr" CHECK: Comparison to NULL could be written "!expr" Signed-off-by: Valentin Vidic <vvidic@valentin-vidic.from.hr> Link: https://lore.kernel.org/r/20190903205659.18856-1-vvidic@valentin-vidic.from.hrSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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zhong jiang authored
Use kzfree instead of memset() + kfree(). Signed-off-by: zhong jiang <zhongjiang@huawei.com> Link: https://lore.kernel.org/r/1567566079-7412-4-git-send-email-zhongjiang@huawei.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 03 Sep, 2019 6 commits
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Greg Kroah-Hartman authored
Merge tag 'iio-for-5.4b-take3' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next Jonathan writes: Second set of new device support, cleanups and features for IIO in the 5.4 cycle Revised pull request to fix up a missing Signed-off-by and roll in a fix in the lsm9ds1 support after I broke it when applying. Revised again because the fix changed a hash meaning a fix that previously followed it now had the wrong fixes tag. A few fixes in here that could have gone a faster path but aren't quite worth the rush for 5.3. New device support * ad7606 - Support the ad7606b which adds a software controlled mode alongside the pin controlled only approach of the ad7606. Including dt-bindings. * lsm6dsx - Add support for the gyro and accelerometer part of the lsm9ds1 which is a compound device also including a magnetometer (st_sensors driver). Includes bindings and precursor rework of the driver. Features * ad7192 - Add support for low pass filter control. - DT binding docs. Cleanups and minor fixes * MAINTAINERS - Fix a typo in a path. - Add entry for ad7606 * ad5380 - Fix a failure to dereference a pointer before atempting to assign the value. * ad7192 - Drop platform data as not used in mainline and we now have full DT bindings. * ad7606 - YAML conversion for dt-bindings. * adis16240 - Rework write_raw to make it more readable using GENMASK. * adis16460 - Fix and issue with an unsigned variable holding potential negatives. * cros_ec - Fix missing default of calibration vector so that we get 'something' before calibration is complete on a given axis. * hid-sensors - Use int_pow instead of opencoding. * isl29501 - rename dt-binding docs to include renesas inline with other renesas parts and general current convention. * kxcjk1013 - Improve comments on the 'unusual' ACPI ids used to identify which sensor is which in certain laptops. * lsm6dsx - Add one bit to the fifo status masks for a number of parts. - Drop a reserved entry from the sensitivity values to tidy up interface. - Use core conversion macro from G to m/s^2 for lsm9ds1 to make it easier to relate to the datasheet and consistent with other parts supported. * max1027 - Use device managed APIs to avoid manual error handling and cleanup. * rfd77402 - Typo in Kconfig help. * sc27xx - Switch to polling mode from interrupts as interrupt handling typically to slow for very short sleeps. * st-sensors - Fix some missing selects for regmap. * tools - Add a .gitignore containing the binary outputs. * tag 'iio-for-5.4b-take3' of git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (27 commits) iio: imu: st_lsm6dsx: rely on IIO_G_TO_M_S_2 for gain definition for LSM9DS1 iio: imu: st_lsm6dsx: remove invalid gain value for LSM9DS1 iio: cros_ec: set calibscale for 3d MEMS to unit vector iio: dac: ad5380: fix incorrect assignment to val iio: imu: st_lsm6dsx: Fix FIFO diff mask for tagged fifo dt-bindings: iio: imu: st_lsm6dsx: add lsm9ds1 device bindings iio: imu: st_lsm6dsx: add support for accel/gyro unit of lsm9ds1 iio: imu: st_lsm6dsx: move register definitions to sensor_settings struct iio: imu: st_lsm6dsx: introduce update_fifo function pointer dt-bindings: iio: light: isl29501: Rename bindings documentation file Kconfig: Fix the reference to the RFD77402 ToF sensor in the 'help' section iio: st_sensors: Fix build error dt-bindings: iio: adc: Add AD7606B ADC documentation dt-bindings: iio: adc: Migrate AD7606 documentation to yaml MAINTAINERS: Add Beniamin Bia for AD7606 driver iio: adc: ad7606: Add support for AD7606B ADC tools: iio: add .gitignore iio: adc: sc27xx: Change to polling mode to read data iio: hid-sensor-attributes: Convert to use int_pow() iio: adc: max1027: Use device-managed APIs ...
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Lorenzo Bianconi authored
Rely on IIO_G_TO_M_S_2 macro for LSM9DS1 accelerometer gain definitions Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Lorenzo Bianconi authored
Get rid of invalid sensitivity value for LSM9DS1 gyro sensor Fixes: 52f4b1f1 ("iio: imu: st_lsm6dsx: add support for accel/gyro unit of lsm9ds1") Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org> Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
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Valentin Vidic authored
Replace with bool where it makes sense. Also drop unused local variable lossy in fat_find_dir_entry. Reported-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Valentin Vidic <vvidic@valentin-vidic.from.hr> Link: https://lore.kernel.org/r/20190903185537.25099-1-vvidic@valentin-vidic.from.hrSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Valentin Vidic authored
Fixes checkpatch.pl warnings: CHECK: 'consistancy' may be misspelled - perhaps 'consistency'? CHECK: 'stuct' may be misspelled - perhaps 'struct'? Signed-off-by: Valentin Vidic <vvidic@valentin-vidic.from.hr> Link: https://lore.kernel.org/r/20190903165408.16010-1-vvidic@valentin-vidic.from.hrSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Valentin Vidic authored
Fixes checkpatch.pl warnings: CHECK: Unbalanced braces around else statement CHECK: braces {} should be used on all arms of this statement Signed-off-by: Valentin Vidic <vvidic@valentin-vidic.from.hr> Link: https://lore.kernel.org/r/20190903164732.14194-1-vvidic@valentin-vidic.from.hrSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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