Re: [PATCH V5 00/16] MIPS: Add Loongson-3 based machines support.

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On 11/08/12 11:32, Huacai Chen wrote:
> This patchset is for git repository git://git.linux-mips.org/pub/scm/
> ralf/linux. Loongson-3 is a multi-core MIPS family CPU, it is MIPS64R2
> compatible and has the same IMP field (0x6300) as Loongson-2. These
> patches make Linux kernel support Loongson-3 CPU and Loongson-3 based
> computers (including Laptop, Mini-ITX, All-In-One PC, etc.)
> 
> V1 -> V2:
> 1, Split the first patch to two patches, one is constant definition and
>    the other is CPU probing, cache initializing, etc.
> 2, Remove Kconfig options in the first 9 patches and put all of them in
>    the 10th patch.
> 3, Use "make savedefconfig" to generate the new default config file.
> 4, Rework serial port support to use PORT and PORT_M macros.
> 5, Fix some compile warnings.
> 
> V2 -> V3:
> 1, Improve cache flushing code (use cpu_has_coherent_cache macro and
>    remove #ifdef clauses).
> 2, Improve platform-specific code to correctly set driver's dma_mask/
>    coherent_dma_mask so no longer need workarounds for each driver (
>    SATA, graphics card, sound card, etc.)
> 3, Use PCI quirk to provide vgabios and loongson3_read_bios() go away.
> 4, Improve CPU hotplug code and split the poweroff failure related code
>    to another patch (this issue affect all MIPS CPU, not only Loongson).
> 5, Some other small fixes.
> 
> V3 -> V4:
> 1, Include swiotlb.h in radeon_ttm.c if SWIOTLB configured.
> 2, Remove "Reviewed-by" in patches which are added by mistake.
> 3, Sync the code to upstream.
> 
> V4 -> V5:
> 1, Split the drm patch to three patches.
> 2, Use platform-specific pincfgs to replace old alsa quirks.
> 
> Huacai Chen(18):
>  MIPS: Loongson: Add basic Loongson-3 definition.
>  MIPS: Loongson: Add basic Loongson-3 CPU support.
>  MIPS: Loongson 3: Add Lemote-3A machtypes definition.
>  MIPS: Loongson: Make Loongson-3 to use BCD format for RTC.
>  MIPS: Loongson: Add UEFI-like firmware interface support.
>  MIPS: Loongson 3: Add HT-linked PCI support.
>  MIPS: Loongson 3: Add IRQ init and dispatch support.
>  MIPS: Loongson 3: Add serial port support.
>  MIPS: Loongson: Add swiotlb to support big memory (>4GB).
>  MIPS: Loongson: Add Loongson-3 Kconfig options.
>  drm/radeon: Include swiotlb.h if SWIOTLB configured.
>  drm: Handle io prot correctly for MIPS.
>  drm: Define SAREA_MAX for Loongson (PageSize = 16KB).
>  ALSA: HDA: Make hda sound card usable for Loongson.
>  MIPS: Loongson 3: Add Loongson-3 SMP support.
>  MIPS: Loongson 3: Add CPU hotplug support.
>  MIPS: Fix poweroff failure when HOTPLUG_CPU configured.
>  MIPS: Loongson: Add a Loongson-3 default config file.
> 
> Signed-off-by: Huacai Chen <chenhc@xxxxxxxxxx>
> Signed-off-by: Hongliang Tao <taohl@xxxxxxxxxx>
> Signed-off-by: Hua Yan <yanh@xxxxxxxxxx>


I just noticed, that you are cc'ing lkml for a series that is 14/18 MIPS
and the rest subsystems. Please read davem's mail and reconsider posting
a 18 patch series to lkml.

-> http://marc.info/?l=linux-kernel&m=112112749912944&w=2









> ---
>  arch/mips/Kconfig                                  |   23 +
>  arch/mips/configs/loongson3_defconfig              |  283 ++++++++++++
>  arch/mips/include/asm/addrspace.h                  |    6 +
>  arch/mips/include/asm/bootinfo.h                   |   24 +-
>  arch/mips/include/asm/cpu.h                        |    6 +-
>  arch/mips/include/asm/dma-mapping.h                |    5 +
>  arch/mips/include/asm/mach-loongson/boot_param.h   |  151 +++++++
>  .../mips/include/asm/mach-loongson/dma-coherence.h |   25 +-
>  arch/mips/include/asm/mach-loongson/irq.h          |   24 +
>  arch/mips/include/asm/mach-loongson/loongson.h     |   26 +-
>  arch/mips/include/asm/mach-loongson/machine.h      |    6 +
>  arch/mips/include/asm/mach-loongson/mc146818rtc.h  |    4 +
>  arch/mips/include/asm/mach-loongson/pci.h          |    5 +
>  arch/mips/include/asm/mach-loongson/spaces.h       |   15 +
>  arch/mips/include/asm/module.h                     |    2 +
>  arch/mips/include/asm/pgtable-bits.h               |    7 +
>  arch/mips/include/asm/smp.h                        |    1 +
>  arch/mips/kernel/Makefile                          |    1 +
>  arch/mips/kernel/cpu-probe.c                       |   12 +-
>  arch/mips/kernel/process.c                         |    4 +-
>  arch/mips/lib/Makefile                             |    1 +
>  arch/mips/loongson/Kconfig                         |   52 +++
>  arch/mips/loongson/Makefile                        |    6 +
>  arch/mips/loongson/Platform                        |    1 +
>  arch/mips/loongson/common/Makefile                 |    5 +
>  arch/mips/loongson/common/dma-swiotlb.c            |  159 +++++++
>  arch/mips/loongson/common/env.c                    |   67 +++-
>  arch/mips/loongson/common/init.c                   |   14 +-
>  arch/mips/loongson/common/machtype.c               |   20 +-
>  arch/mips/loongson/common/mem.c                    |   42 ++
>  arch/mips/loongson/common/pci.c                    |    6 +-
>  arch/mips/loongson/common/reset.c                  |   14 +
>  arch/mips/loongson/common/serial.c                 |   26 +-
>  arch/mips/loongson/common/setup.c                  |    8 +-
>  arch/mips/loongson/common/uart_base.c              |    9 +-
>  arch/mips/loongson/loongson-3/Makefile             |    6 +
>  arch/mips/loongson/loongson-3/irq.c                |   97 +++++
>  arch/mips/loongson/loongson-3/smp.c                |  449 ++++++++++++++++++++
>  arch/mips/loongson/loongson-3/smp.h                |   24 +
>  arch/mips/mm/Makefile                              |    1 +
>  arch/mips/mm/c-r4k.c                               |   94 ++++-
>  arch/mips/mm/dma-default.c                         |   13 +-
>  arch/mips/mm/tlb-r4k.c                             |    2 +-
>  arch/mips/mm/tlbex.c                               |    1 +
>  arch/mips/pci/Makefile                             |    1 +
>  arch/mips/pci/fixup-loongson3.c                    |   64 +++
>  arch/mips/pci/ops-loongson3.c                      |  104 +++++
>  drivers/gpu/drm/drm_vm.c                           |    2 +-
>  drivers/gpu/drm/radeon/radeon_ttm.c                |    4 +
>  drivers/gpu/drm/ttm/ttm_bo_util.c                  |    2 +-
>  include/drm/drm_sarea.h                            |    2 +
>  include/linux/pci_ids.h                            |    2 +
>  sound/pci/hda/patch_conexant.c                     |   24 +
>  53 files changed, 1877 insertions(+), 75 deletions(-)
>  create mode 100644 arch/mips/configs/loongson3_defconfig
>  create mode 100644 arch/mips/include/asm/mach-loongson/boot_param.h
>  create mode 100644 arch/mips/include/asm/mach-loongson/irq.h
>  create mode 100644 arch/mips/include/asm/mach-loongson/spaces.h
>  create mode 100644 arch/mips/loongson/common/dma-swiotlb.c
>  create mode 100644 arch/mips/loongson/loongson-3/Makefile
>  create mode 100644 arch/mips/loongson/loongson-3/irq.c
>  create mode 100644 arch/mips/loongson/loongson-3/smp.c
>  create mode 100644 arch/mips/loongson/loongson-3/smp.h
>  create mode 100644 arch/mips/pci/fixup-loongson3.c
>  create mode 100644 arch/mips/pci/ops-loongson3.c




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