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path: root/drivers/staging/kpc2000
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2019-05-07Merge tag 'staging-5.2-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging Pull staging / IIO driver updates from Greg KH: "Here is the big staging and iio driver update for 5.2-rc1. Lots of tiny fixes all over the staging and IIO driver trees here, along with some new IIO drivers. The "counter" subsystem was added in here as well, as it is needed by the IIO drivers and subsystem. Also we ended up deleting two drivers, making this pull request remove a few hundred thousand lines of code, always a nice thing to see. Both of the drivers removed have been replaced with "real" drivers in their various subsystem directories, and they will be coming to you from those locations during this merge window. There are some core vt/selection changes in here, that was due to some cleanups needed for the speakup fixes. Those have all been acked by the various subsystem maintainers (i.e. me), so those are ok. We also added a few new drivers, for some odd hardware, giving new developers plenty to work on with basic coding style cleanups to come in the near future. Other than that, nothing unusual here. All of these have been in linux-next for a while with no reported issues, other than an odd gcc warning for one of the new drivers that should be fixed up soon" [ I fixed up the warning myself - Linus ] * tag 'staging-5.2-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (663 commits) staging: kpc2000: kpc_spi: Fix build error for {read,write}q Staging: rtl8192e: Remove extra space before break statement Staging: rtl8192u: ieee80211: Fix if-else indentation warning Staging: rtl8192u: ieee80211: Fix indentation errors by removing extra spaces staging: most: cdev: fix chrdev_region leak in mod_exit staging: wlan-ng: Fix improper SPDX comment style staging: rtl8192u: ieee80211: Resolve ERROR reported by checkpatch staging: vc04_services: bcm2835-camera: Compress two lines into one line staging: rtl8723bs: core: Use !x in place of NULL comparison. staging: rtl8723bs: core: Prefer using the BIT Macro. staging: fieldbus: anybus-s: fix wait_for_completion_timeout return handling staging: kpc2000: fix up build problems with readq() staging: rtlwifi: move remaining phydm .h files staging: rtlwifi: strip down phydm .h files staging: rtlwifi: delete the staging driver staging: fieldbus: anybus-s: rename bus id field to avoid confusion staging: fieldbus: anybus-s: keep device bus id in bus endianness Staging: sm750fb: Change *array into *const array staging: rtl8192u: ieee80211: Fix spelling mistake staging: rtl8192u: ieee80211: Replace bit shifting with BIT macro ...
2019-05-03staging: kpc2000: kpc_spi: Fix build error for {read,write}qNathan Chancellor
drivers/staging/kpc2000/kpc_spi/spi_driver.c:158:11: error: implicit declaration of function 'readq' [-Werror,-Wimplicit-function-declaration] drivers/staging/kpc2000/kpc_spi/spi_driver.c:167:5: error: implicit declaration of function 'writeq' [-Werror,-Wimplicit-function-declaration] Same as commit 91b6cb7216cd ("staging: kpc2000: fix up build problems with readq()"). Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-01staging: kpc2000: fix up build problems with readq()Greg Kroah-Hartman
The 0-day system found a bunch of warnings for when readq() is not defined on the platform, so fix this by including the linux/io-64-nonatomic-lo-hi.h file which will fix up these issues. Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-30staging: kpc2000: fix resource size calculationDan Carpenter
The code is calculating the resource size wrong because it should be inclusive of the "res->end" address. In other words, "end - start + 1". We can just use the resource_size() function to do it correctly. Fixes: 7dc7967fc39a ("staging: kpc2000: add initial set of Daktronics drivers") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-30staging: kpc2000: Fix a stack information leak in kp2000_cdev_ioctl()Dan Carpenter
The kp2000_regs struct has a 4 byte hole between ->hw_rev and ->ssid so this could leak stack information to the user. This patch just memsets the whole struct to zero. Fixes: 7dc7967fc39a ("staging: kpc2000: add initial set of Daktronics drivers") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-30staging: kpc2000_spi: eliminated duplicate initialization of master local ↵Jeremy Sowden
variable. master was being initialized to a particular value and then having the same value assigned to it immediately afterwards. Removed the initializer. Since the value assigned to master was dynamically allocated, this fixes a memory-leak. Signed-off-by: Jeremy Sowden <jeremy@azazel.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-30staging: kpc2000_spi: eliminated duplicate initialization of drvdata local ↵Jeremy Sowden
variable. drvdata was being initialized to a particular value and then having the same value assigned to it immediately afterwards. Removed the initializer. Since the value assigned, pldev->dev.platform_data, is a pointer-to- void, removed superfluous cast. Signed-off-by: Jeremy Sowden <jeremy@azazel.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-25staging: kpc2000: Add DMA driverMatt Sickler
Add Daktronics DMA driver. I've added the SPDX license identifiers, Kconfig entry, and cleaned up as many of the warnings as I could. The AIO support code will be removed in a future patch. Signed-off-by: Matt Sickler <matt.sickler@daktronics.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-25staging: kpc2000: fix platform_no_drv_owner.cocci warningsYueHaibing
Remove .owner field if calls are used which set it automatically Generated by: scripts/coccinelle/api/platform_no_drv_owner.cocci Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-25staging: kpc2000: remove duplicated include from kp2000_module.cYueHaibing
Remove duplicated include. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Reviewed-by: Mukesh Ojha <mojha@codeaurora.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-25staging: kpc2000: Use memset to initialize resourcesNathan Chancellor
Clang warns: drivers/staging/kpc2000/kpc2000/cell_probe.c:96:38: warning: suggest braces around initialization of subobject [-Wmissing-braces] struct resource resources[2] = {0}; ^ {} drivers/staging/kpc2000/kpc2000/cell_probe.c:314:38: warning: suggest braces around initialization of subobject [-Wmissing-braces] struct resource resources[2] = {0}; ^ {} 2 warnings generated. One way to fix these warnings is to add additional braces like Clang suggests; however, there has been a bit of push back from some maintainers, who just prefer memset as it is unambiguous, doesn't depend on a particular compiler version, and properly initializes all subobjects [1][2]. Do that here so there are no more warnings. [1]: https://lore.kernel.org/lkml/022e41c0-8465-dc7a-a45c-64187ecd9684@amd.com/ [2]: https://lore.kernel.org/lkml/20181128.215241.702406654469517539.davem@davemloft.net/ Link: https://github.com/ClangBuiltLinux/linux/issues/455 Signed-off-by: Nathan Chancellor <natechancellor@gmail.com> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-04-20staging: kpc2000: add initial set of Daktronics driversGreg Kroah-Hartman
These drivers have been outside of the kernel tree since the 2.x days, and it's time to bring them into the tree so they can get properly cleaned up. This first dump of drivers is based on a tarball Matt gave to me, minus an odd "dma" driver that I could not get to build at all. I renamed a few files, added the proper SPDX lines to it, added Kconfig entries and tied it into the kernel build. I also fixed up a number of initial obvious kernel build warnings, but left the odd bitfield warning that gcc is spitting out, as I'm not quite sure what to do about that. There's loads of low-hanging coding style cleanups in here for people to start attacking, as well as the more obvious logic and api cleanups as well. Cc: Matt Sickler <Matt.Sickler@daktronics.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>