[Buildroot] [PATCH v5 1/1] sunxi-mali-driver-mainline: new package
Giulio Benetti
giulio.benetti at micronovasrl.com
Sat Nov 25 21:45:54 UTC 2017
Hello Everybody,
I was thinking about doing a unique patchset for:
sunxi-mali-driver-mainline
and
sunxi-mali-mainline
They're very connected each other.
What do you think?
Il 25/11/2017 21:33, Giulio Benetti ha scritto:
> Hi Arnout,
>
> Il 25/11/2017 18:59, Arnout Vandecappelle ha scritto:
>> Hi Giulio,
>>
>> On 21-11-17 23:07, Giulio Benetti wrote:
>>> Added kernel allwinner mali driver package.
>>> Used combined with userspace Allwinner openGL blob,
>>> it gives possibility to use 3D openGL SoC acceleration.
>>
>> I should have asked before, but: where do those binaries come from?
>> Are they
>> from the mali-sunxi package? Or not yet packaged in Buildroot?
>
> It will be combined with sunxi-mali-mainline,
> I've submitted a patch still pending:
> [PATCH v4 1/1] sunxi-mali-mainline: new package
> http://buildroot-busybox.2317881.n4.nabble.com/PATCH-v4-1-1-sunxi-mali-mainline-new-package-td180182.html
>
>
>>
>>
>> [snip]
>>> index fe5ccc4..8de2227 100644
>>> --- a/package/Config.in
>>> +++ b/package/Config.in
>>> @@ -496,6 +496,7 @@ endmenu
>>> source "package/statserial/Config.in"
>>> source "package/stm32flash/Config.in"
>>> source "package/sunxi-cedarx/Config.in"
>>> + source "package/sunxi-mali-driver-mainline/Config.in"
>>> source "package/sunxi-mali/Config.in"
>>
>> foo-bar sorts after foo, so swap these two lines.
>
> Ok, on next patch I will correct it
>
>>
>>> source "package/sysstat/Config.in"
>>> source "package/targetcli-fb/Config.in"
>>> diff --git a/package/sunxi-mali-driver-mainline/Config.in
>>> b/package/sunxi-mali-driver-mainline/Config.in
>>> new file mode 100644
>>> index 0000000..5b7b2ba
>>> --- /dev/null
>>> +++ b/package/sunxi-mali-driver-mainline/Config.in
>>> @@ -0,0 +1,22 @@
>>> +comment "sunxi-mali-driver-mainline needs a Linux kernel to be built"
>>> + depends on !BR2_LINUX_KERNEL
>>> +
>>> +config BR2_PACKAGE_SUNXI_MALI_DRIVER_MAINLINE
>>> + bool "sunxi-mali-driver-mainline"
>>> + depends on BR2_LINUX_KERNEL
>>> + select BR2_LINUX_NEEDS_MODULES # not using kernel-module infra
>>> + help
>>> + This package builds and installs the Linux kernel driver for
>>> + the Mali GPU on Allwinner platforms, compatible with recent
>>> + Linux kernels (>= 4.4). Note that it should be installed
>>> + together with the corresponding userspace binary blobs to
>>
>> I guess with 'binary blobs' you mean the OpenGL libraries, which are
>> only
>> provided as binaries? 'binary blobs' to me sounds like something like
>> firmware
>> blobs: is put in your rootfs but doesn't run on the target processor.
>> So I'd
>> rephrase as: ... together with the corresponding userspace OpenGL
>> libraries,
>> which are provided as binaries only.
>
> Ok
>
>>
>> And preferably also explain where you can get those.
>
> Ok, I will add github sunxi-mali by mripard
>
>>
>>> + provide complete OpenGL functionality.
>>> +
>>> + sunxi-mali-driver-mainline requires a Linux kernel >= 4.4 with
>>> the
>>> + following options enabled:
>>> +
>>> + - CONFIG_CMA
>>> + - CONFIG_DMA_CMA
>>> + - CONFIG_DRM_FBDEV_OVERALLOC >= 200 for double buffer or more
>>> +
>>> + https://github.com/mripard/sunxi-mali/blob/master/README.md
>>> diff --git
>>> a/package/sunxi-mali-driver-mainline/sunxi-mali-driver-mainline.mk
>>> b/package/sunxi-mali-driver-mainline/sunxi-mali-driver-mainline.mk
>>> new file mode 100644
>>> index 0000000..1692646
>>> --- /dev/null
>>> +++ b/package/sunxi-mali-driver-mainline/sunxi-mali-driver-mainline.mk
>>> @@ -0,0 +1,26 @@
>>> +################################################################################
>>>
>>> +#
>>> +# sunxi-mali-driver-mainline
>>> +#
>>> +################################################################################
>>>
>>> +
>>> +SUNXI_MALI_DRIVER_MAINLINE_VERSION =
>>> 5b7b3c0b6e1736676c90928816d271debbb09d95
>>> +SUNXI_MALI_DRIVER_MAINLINE_SITE = $(call
>>> github,mripard,sunxi-mali,$(SUNXI_MALI_DRIVER_MAINLINE_VERSION))
>>> +SUNXI_MALI_DRIVER_MAINLINE_DEPENDENCIES = linux
>>> +
>>> +SUNXI_MALI_DRIVER_MAINLINE_MAKE_OPTS = \
>>> + KDIR=$(LINUX_DIR) \
>>> + CROSS_COMPILE=$(TARGET_CROSS) \
>>> + INSTALL_MOD_PATH=$(TARGET_DIR)
>>> +
>>> +define SUNXI_MALI_DRIVER_MAINLINE_BUILD_CMDS
>>> + cd $(@D) && $(SUNXI_MALI_DRIVER_MAINLINE_MAKE_OPTS) \
>>> + $(SHELL) ./build.sh -r r6p2 -a
>>
>> Shouldn't the r6p2 be configurable? That can be done in a later
>> patch, though.
>
> You're right, but at this time there's only r6p2 available.
> Anyway I can add it parametric, so it will be ready for any next versions.
>
>>
>> Regards,
>> Arnout
>>
>>> +endef
>>> +
>>> +define SUNXI_MALI_DRIVER_MAINLINE_INSTALL_TARGET_CMDS
>>> + cd $(@D) && $(SUNXI_MALI_DRIVER_MAINLINE_MAKE_OPTS) \
>>> + $(SHELL) ./build.sh -r r6p2 -i
>>> +endef
>>> +
>>> +$(eval $(generic-package))
>>>
>>
>
>
--
Giulio Benetti
R&D Manager &
Advanced Research
MICRONOVA SRL
Sede: Via A. Niedda 3 - 35010 Vigonza (PD)
Tel. 049/8931563 - Fax 049/8931346
Cod.Fiscale - P.IVA 02663420285
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Iscritta al Reg. Imprese di Padova N. 02663420285
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