[meta-ti] [PATCH] gbm: Add TI staging tree

[Siddharth Heroor]

On 6/28/2013 5:02 PM, Maupin, Chase wrote:
>> -----Original Message-----
>> From: meta-ti-bounces at yoctoproject.org [mailto:meta-ti-
>> bounces at yoctoproject.org] On Behalf Of Vishwanathrao Badarkhe,
>> Manish
>> Sent: Friday, June 28, 2013 6:21 AM
>> To: Hingolikar, Mrinmayee; meta-ti at yoctoproject.org
>> Subject: Re: [meta-ti] [PATCH] gbm: Add TI staging tree
>>
>> Hi,
>>
>> On Fri, Jun 28, 2013 at 16:37:51, Hingolikar, Mrinmayee wrote:
>>>
>>> Signed-off-by: Mrinmayee Hingolikar <mrinmayee at ti.com>
>>> ---
>>>  recipes-graphics/gbm/libgbm.inc    |   15 +++++++++++++++
>>>  recipes-graphics/gbm/libgbm_git.bb |    7 +++++++
>>
>> There is no commit message for this patch.
>>
>>>  2 files changed, 22 insertions(+), 0 deletions(-)  create mode
>> 100644 recipes-graphics/gbm/libgbm.inc  create mode 100644
>> recipes-graphics/gbm/libgbm_git.bb
>>>
>>> diff --git a/recipes-graphics/gbm/libgbm.inc b/recipes-
>> graphics/gbm/libgbm.inc new file mode 100644 index
>> 0000000..07591e6
>>> --- /dev/null
>>> +++ b/recipes-graphics/gbm/libgbm.inc
>>> @@ -0,0 +1,15 @@
>>> +SUMMARY = "Userspace interface for the kernel GBM services."
>>> +DESCRIPTION = "This is the gbm frontend used by (for example)
>> weston \
>>> +compositor to load the GLES stack, and retrieve the backing
>> buffer \
>>> +objects behind an eglImage (created with
>> EGL_WAYLAND_BUFFER_WL), etc.\
>>> +The frontend is really just a backend loader and shim. \ The
>> backend
>>> +library must be provided by the GLES implementation."
> 
> This description looks more like the commit message :)
> 
> I would shorten this and use comments for more detail as well as adding a commit message.

I think the commit needs to give more information on why we have this
particular package in the first place. The original work was done by
Nicolas and Rob from the GLP team prior to us inheriting the codebase.

>From what I understand this is extracted from mesa's libgbm into it's
own package.

> 
>>> +HOMEPAGE = "http://git.ti.com"
>>> +LICENSE = "MIT"
>>> +LIC_FILES_CHKSUM =
>> "file://gbm.c;beginline=1;endline=26;md5=b871c7f2f477df29ee4c0ec43
>> 7b187f7"
>>> +PROVIDES = "gbm"
> 
> I'm not sure why you are setting this.  Does something DEPEND on gbm?
> 
> Also, what is the difference between this and the libgbm package in the mesa-common.inc file?
> 
> I worry that there is some potential conflict between your package and the libgbm in the mesa recipes.

Do you think we can have a virtual/libgbm in PROVIDES or put in a
PREFERRED_PROVIDER for libgbm to be this recipe? By default we set
DEFAULT_PREFERENCE = "-1" and override it in the branding.

> 
>>> +
>>> +inherit autotools pkgconfig
>>> +
>>> +PACKAGES =+ "${PN}-dev"
>>> +FILES_${PN}-dev = "${libdir}/libgbm_*.so.*"
>>> diff --git a/recipes-graphics/gbm/libgbm_git.bb b/recipes-
>> graphics/gbm/libgbm_git.bb
>>> new file mode 100644
>>> index 0000000..d1fa38d
>>> --- /dev/null
>>> +++ b/recipes-graphics/gbm/libgbm_git.bb
>>> @@ -0,0 +1,7 @@
>>> +require libgbm.inc
>>> +
>>> +SRC_URI = "git://git.ti.com/glsdk/libgbm.git;protocol=git"
>>> +
>>> +S = "${WORKDIR}/git"
>>> +
>>> +SRCREV = "cb86a2f2cecd41023bf1bf12fbcf11be11220f31"
>>> --
>>> 1.7.0.4
>>>
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>>
>>
>> Regards,
>> Manish
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