QEMU community requires additional PCI devices to simulate PVPANIC devices so that some architectures can not occupy precious less than 4G of memory space. Previously, I added PCI driver directly to the original version of the driver, which made the whole driver file look a bit cluttered. So Andy Shevchenko suggests: "I would recommend to split it in a way how it's done for ChipIdea USB driver, for example. (drivers/usb/chipidea if I'm not mistaken)".
v4 ---> v5 : Merge some patches to one for avoiding bisectability issues. Make sure that just one pvpanic device is working. v3 ---> v4 : add help text info in Konfig. adjust structure definition position. v2 ---> v3 : add change infomation. v1 ---> v2 : add patch 0000 to descript the whole patch series. modify text infomation. modify "SPDX-License-Identifier: GPL-2.0-or-later" to "SPDX-License-Identifier: GPL-2.0+" Peng Hao (4): misc/pvpanic: preparing for pvpanic driver framework misc/pvpanic: Add pvpanic driver framework misc/pvpanic: Avoid initializing multiple pvpanic devices misc/pvpanic: add new pvpanic pci driver drivers/misc/Kconfig | 9 +- drivers/misc/Makefile | 2 +- drivers/misc/pvpanic.c | 192 ------------------------------------ drivers/misc/pvpanic/Kconfig | 34 +++++++ drivers/misc/pvpanic/Makefile | 8 ++ drivers/misc/pvpanic/pvpanic-acpi.c | 77 +++++++++++++++ drivers/misc/pvpanic/pvpanic-of.c | 53 ++++++++++ drivers/misc/pvpanic/pvpanic-pci.c | 56 +++++++++++ drivers/misc/pvpanic/pvpanic.c | 140 ++++++++++++++++++++++++++ drivers/misc/pvpanic/pvpanic.h | 15 +++ 10 files changed, 385 insertions(+), 201 deletions(-) delete mode 100644 drivers/misc/pvpanic.c create mode 100644 drivers/misc/pvpanic/Kconfig create mode 100644 drivers/misc/pvpanic/Makefile create mode 100644 drivers/misc/pvpanic/pvpanic-acpi.c create mode 100644 drivers/misc/pvpanic/pvpanic-of.c create mode 100644 drivers/misc/pvpanic/pvpanic-pci.c create mode 100644 drivers/misc/pvpanic/pvpanic.c create mode 100644 drivers/misc/pvpanic/pvpanic.h -- 1.8.3.1