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path: root/drivers/firmware/broadcom
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2018-03-09FIRMWARE: bcm47xx_nvram: Replace mac address parsingAndy Shevchenko2-15/+4
Replace sscanf() with mac_pton(). Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Cc: David S. Miller <davem@davemloft.net> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/17982/ Signed-off-by: James Hogan <jhogan@kernel.org>
2016-08-04tree-wide: replace config_enabled() with IS_ENABLED()Masahiro Yamada1-1/+1
The use of config_enabled() against config options is ambiguous. In practical terms, config_enabled() is equivalent to IS_BUILTIN(), but the author might have used it for the meaning of IS_ENABLED(). Using IS_ENABLED(), IS_BUILTIN(), IS_MODULE() etc. makes the intention clearer. This commit replaces config_enabled() with IS_ENABLED() where possible. This commit is only touching bool config options. I noticed two cases where config_enabled() is used against a tristate option: - config_enabled(CONFIG_HWMON) [ drivers/net/wireless/ath/ath10k/thermal.c ] - config_enabled(CONFIG_BACKLIGHT_CLASS_DEVICE) [ drivers/gpu/drm/gma500/opregion.c ] I did not touch them because they should be converted to IS_BUILTIN() in order to keep the logic, but I was not sure it was the authors' intention. Link: http://lkml.kernel.org/r/1465215656-20569-1-git-send-email-yamada.masahiro@socionext.com Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Acked-by: Kees Cook <keescook@chromium.org> Cc: Stas Sergeev <stsp@list.ru> Cc: Matt Redfearn <matt.redfearn@imgtec.com> Cc: Joshua Kinard <kumba@gentoo.org> Cc: Jiri Slaby <jslaby@suse.com> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Borislav Petkov <bp@suse.de> Cc: Markos Chandras <markos.chandras@imgtec.com> Cc: "Dmitry V. Levin" <ldv@altlinux.org> Cc: yu-cheng yu <yu-cheng.yu@intel.com> Cc: James Hogan <james.hogan@imgtec.com> Cc: Brian Gerst <brgerst@gmail.com> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Will Drewry <wad@chromium.org> Cc: Nikolay Martynov <mar.kolya@gmail.com> Cc: Huacai Chen <chenhc@lemote.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com> Cc: Rafal Milecki <zajec5@gmail.com> Cc: James Cowgill <James.Cowgill@imgtec.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Alex Smith <alex.smith@imgtec.com> Cc: Adam Buchbinder <adam.buchbinder@gmail.com> Cc: Qais Yousef <qais.yousef@imgtec.com> Cc: Jiang Liu <jiang.liu@linux.intel.com> Cc: Mikko Rapeli <mikko.rapeli@iki.fi> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Brian Norris <computersforpeace@gmail.com> Cc: Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com> Cc: "Luis R. Rodriguez" <mcgrof@do-not-panic.com> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Ingo Molnar <mingo@redhat.com> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> Cc: Roland McGrath <roland@hack.frob.com> Cc: Paul Burton <paul.burton@imgtec.com> Cc: Kalle Valo <kvalo@qca.qualcomm.com> Cc: Viresh Kumar <viresh.kumar@linaro.org> Cc: Tony Wu <tung7970@gmail.com> Cc: Huaitong Han <huaitong.han@intel.com> Cc: Sumit Semwal <sumit.semwal@linaro.org> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Juergen Gross <jgross@suse.com> Cc: Jason Cooper <jason@lakedaemon.net> Cc: "David S. Miller" <davem@davemloft.net> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Andrea Gelmini <andrea.gelmini@gelma.net> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: Rabin Vincent <rabin@rab.in> Cc: "Maciej W. Rozycki" <macro@imgtec.com> Cc: David Daney <david.daney@cavium.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-13MIPS: BCM47xx: Move SPROM driver to drivers/firmware/Rafał Miłecki3-0/+749
Broadcom ARM home routers store SPROM content in NVRAM just like MIPS ones. To share SPROM code we need to move it out of arch/mips/ to some common place. We already have bcm47xx_nvram in firmware path and SPROM should fit there as well. This driver is responsible for parsing SoC configuration data into a struct shared between ssb and bcma buses. This was tested with BCM4706 & BCM5357C0 (BCM47XX) and BCM4708A0 (ARCH_BCM_5301X). Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/12210/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2016-03-18drivers/firmware/broadcom/bcm47xx_nvram.c: fix incorrect __ioread32_copyAaro Koskinen1-3/+2
Commit 1f330c327900 ("drivers/firmware/broadcom/bcm47xx_nvram.c: use __ioread32_copy() instead of open-coding") switched to use a generic copy function, but failed to notice that the header pointer is updated between the two copies, resulting in bogus data being copied in the latter one. Fix by keeping the old header pointer. The patch fixes totally broken networking on WRT54GL router (both LAN and WLAN interfaces fail to probe). Fixes: 1f330c327900 ("drivers/firmware/broadcom/bcm47xx_nvram.c: use __ioread32_copy() instead of open-coding") Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi> Reviewed-by: Stephen Boyd <sboyd@codeaurora.org> Cc: Rafal Milecki <zajec5@gmail.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: <stable@vger.kernel.org> [4.4.x] Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-01-21drivers/firmware/broadcom/bcm47xx_nvram.c: use __ioread32_copy() instead of ↵Stephen Boyd1-8/+3
open-coding Now that we have a generic library function for this, replace the open-coded instance. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: <zajec5@gmail.com> Cc: Paul Walmsley <paul@pwsan.com> Cc: Bjorn Andersson <bjorn.andersson@sonymobile.com> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2015-08-19FIRMWARE: bcm47xx_nvram: Fix module license.Axel Lin1-1/+1
Signed-off-by: Axel Lin <axel.lin@ingics.com> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Rafał Miłecki <zajec5@gmail.com> Cc: Paul Walmsley <paul@pwsan.com> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/11020/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2015-06-21MIPS: BCM47xx: Move NVRAM driver to the drivers/firmware/Rafał Miłecki3-0/+260
After Broadcom switched from MIPS to ARM for their home routers we need to have NVRAM driver in some common place (not arch/mips/). As explained in Kconfig, this driver is responsible for parsing SoC configuration data that is passed to the kernel in flash from the bootloader firmware called "CFE". We were thinking about putting it in bus directory, however there are two possible buses for MIPS: drivers/ssb/ and drivers/bcma/. So this won't fit there and this is why I would like to move this driver to the drivers/firmware/. Signed-off-by: Rafał Miłecki <zajec5@gmail.com> Reviewed-by: Paul Walmsley <paul@pwsan.com> Cc: linux-mips@linux-mips.org Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: Seiji Aguchi <seiji.aguchi@hds.com> Cc: Greg Kroah-Hartman <gregkh@suse.de> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org> Cc: Mike Waychison <mikew@google.com> Cc: Roy Franz <roy.franz@linaro.org> Cc: Matt Fleming <matt.fleming@intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Patchwork: https://patchwork.linux-mips.org/patch/10544/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>