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linux
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powerpc
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mpic_msgr.h
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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 441 Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation version 2 of the license extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 315 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Armijn Hemel <armijn@tjaldur.nl> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531190115.503150771@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-01 10:08:55 +02:00
powerpc: add support for MPIC message register API Some MPIC implementations contain one or more blocks of message registers that are used to send messages between cores via IPIs. A simple API has been added to access (get/put, read, write, etc ...) these message registers. The available message registers are initially discovered via nodes in the device tree. A separate commit contains a binding for the message register nodes. Signed-off-by: Meador Inge <meador_inge@mentor.com> Signed-off-by: Jia Hongtao <B38951@freescale.com> Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2012-02-17 10:49:03 +08:00
powerpc/mpic_msgr: fix compile error when SMP disabled In file included from arch/powerpc/sysdev/mpic_msgr.c:20:0: ~/arch/powerpc/include/asm/mpic_msgr.h: In function 'mpic_msgr_set_destination': ~/arch/powerpc/include/asm/mpic_msgr.h:117:2: error: implicit declaration of function 'get_hard_smp_processor_id' make[1]: *** [arch/powerpc/sysdev/mpic_msgr.o] Error 1 Signed-off-by: Mingkai Hu <Mingkai.hu@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2012-04-16 10:05:05 +08:00
powerpc/mpic_msgr: Add missing includes Add several #includes that mpic_msgr relies on being pulled implicitly, which only happens on certain configs. Signed-off-by: Scott Wood <scottwood@freescale.com> Cc: Meador Inge <meador_inge@mentor.com> Cc: Jia Hongtao <B38951@freescale.com> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2012-08-22 15:35:47 +00:00
powerpc: add support for MPIC message register API Some MPIC implementations contain one or more blocks of message registers that are used to send messages between cores via IPIs. A simple API has been added to access (get/put, read, write, etc ...) these message registers. The available message registers are initially discovered via nodes in the device tree. A separate commit contains a binding for the message register nodes. Signed-off-by: Meador Inge <meador_inge@mentor.com> Signed-off-by: Jia Hongtao <B38951@freescale.com> Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2012-02-17 10:49:03 +08:00
powerpc: Remove all usages of NO_IRQ NO_IRQ has been == 0 on powerpc for just over ten years (since commit 0ebfff1491ef ("[POWERPC] Add new interrupt mapping core and change platforms to use it")). It's also 0 on most other arches. Although it's fairly harmless, every now and then it causes confusion when a driver is built on powerpc and another arch which doesn't define NO_IRQ. There's at least 6 definitions of NO_IRQ in drivers/, at least some of which are to work around that problem. So we'd like to remove it. This is fairly trivial in the arch code, we just convert: if (irq == NO_IRQ) to if (!irq) if (irq != NO_IRQ) to if (irq) irq = NO_IRQ; to irq = 0; return NO_IRQ; to return 0; And a few other odd cases as well. At least for now we keep the #define NO_IRQ, because there is driver code that uses NO_IRQ and the fixes to remove those will go via other trees. Note we also change some occurrences in PPC sound drivers, drivers/ps3, and drivers/macintosh. Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2016-09-06 21:53:24 +10:00
powerpc: add support for MPIC message register API Some MPIC implementations contain one or more blocks of message registers that are used to send messages between cores via IPIs. A simple API has been added to access (get/put, read, write, etc ...) these message registers. The available message registers are initially discovered via nodes in the device tree. A separate commit contains a binding for the message register nodes. Signed-off-by: Meador Inge <meador_inge@mentor.com> Signed-off-by: Jia Hongtao <B38951@freescale.com> Signed-off-by: Li Yang <leoli@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
2012-02-17 10:49:03 +08:00