[Mesa-dev] [RFC 2/2] gallium: add tegra support

Christian Gmeiner christian.gmeiner at gmail.com
Wed Oct 14 14:46:40 PDT 2015


Hi

2015-10-13 5:44 GMT+02:00 Alexandre Courbot <gnurou at gmail.com>:
> On Mon, Oct 12, 2015 at 12:09 AM, Christian Gmeiner
> <christian.gmeiner at gmail.com> wrote:
>> This commit adds tegra support, which uses the renderonly driver
>> library.
>>
>> Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
>> ---
>>  configure.ac                                       | 19 +++++++-
>>  src/gallium/Makefile.am                            |  6 +++
>>  .../auxiliary/target-helpers/inline_drm_helper.h   | 29 ++++++++++++
>>  src/gallium/drivers/tegra/Automake.inc             | 10 +++++
>>  src/gallium/drivers/tegra/Makefile.am              |  9 ++++
>>  src/gallium/targets/dri/Makefile.am                |  2 +
>>  src/gallium/winsys/tegra/drm/Android.mk            | 34 +++++++++++++++
>>  src/gallium/winsys/tegra/drm/Makefile.am           | 33 ++++++++++++++
>>  src/gallium/winsys/tegra/drm/Makefile.sources      |  3 ++
>>  src/gallium/winsys/tegra/drm/tegra_drm_public.h    | 31 +++++++++++++
>>  src/gallium/winsys/tegra/drm/tegra_drm_winsys.c    | 51 ++++++++++++++++++++++
>>  11 files changed, 226 insertions(+), 1 deletion(-)
>>  create mode 100644 src/gallium/drivers/tegra/Automake.inc
>>  create mode 100644 src/gallium/drivers/tegra/Makefile.am
>>  create mode 100644 src/gallium/winsys/tegra/drm/Android.mk
>>  create mode 100644 src/gallium/winsys/tegra/drm/Makefile.am
>>  create mode 100644 src/gallium/winsys/tegra/drm/Makefile.sources
>>  create mode 100644 src/gallium/winsys/tegra/drm/tegra_drm_public.h
>>  create mode 100644 src/gallium/winsys/tegra/drm/tegra_drm_winsys.c
>>
>> diff --git a/configure.ac b/configure.ac
>> index ea485b1..9fb8244 100644
>> --- a/configure.ac
>> +++ b/configure.ac
>> @@ -75,6 +75,7 @@ LIBDRM_INTEL_REQUIRED=2.4.61
>>  LIBDRM_NVVIEUX_REQUIRED=2.4.33
>>  LIBDRM_NOUVEAU_REQUIRED=2.4.62
>>  LIBDRM_FREEDRENO_REQUIRED=2.4.65
>> +LIBDRM_TEGRA_REQUIRED=2.4.58
>>  DRI2PROTO_REQUIRED=2.6
>>  DRI3PROTO_REQUIRED=1.0
>>  PRESENTPROTO_REQUIRED=1.0
>> @@ -864,7 +865,7 @@ GALLIUM_DRIVERS_DEFAULT="r300,r600,svga,swrast"
>>  AC_ARG_WITH([gallium-drivers],
>>      [AS_HELP_STRING([--with-gallium-drivers@<:@=DIRS...@:>@],
>>          [comma delimited Gallium drivers list, e.g.
>> -        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,vc4"
>> +        "i915,ilo,nouveau,r300,r600,radeonsi,freedreno,svga,swrast,tegra,vc4"
>>          @<:@default=r300,r600,svga,swrast@:>@])],
>>      [with_gallium_drivers="$withval"],
>>      [with_gallium_drivers="$GALLIUM_DRIVERS_DEFAULT"])
>> @@ -2166,6 +2167,12 @@ if test -n "$with_gallium_drivers"; then
>>                  HAVE_GALLIUM_LLVMPIPE=yes
>>              fi
>>              ;;
>> +        xtegra)
>> +            HAVE_GALLIUM_TEGRA=yes
>> +            PKG_CHECK_MODULES([TEGRA], [libdrm_tegra >= $LIBDRM_TEGRA_REQUIRED])
>> +            gallium_require_drm "tegra"
>> +            gallium_require_drm_loader
>> +            ;;
>>          xvc4)
>>              HAVE_GALLIUM_VC4=yes
>>              gallium_require_drm "vc4"
>> @@ -2181,6 +2188,13 @@ if test -n "$with_gallium_drivers"; then
>>      done
>>  fi
>>
>> +dnl We need to validate some needed dependencies for renderonly drivers.
>> +
>> +if test "x$HAVE_GALLIUM_NOUVEAU" != xyes -a "x$HAVE_GALLIUM_TEGRA" == xyes  ; then
>> +    AC_ERROR([Building with tegra requires that nouveau])
>> +fi
>> +
>> +
>>  dnl Set LLVM_LIBS - This is done after the driver configuration so
>>  dnl that drivers can add additional components to LLVM_COMPONENTS.
>>  dnl Previously, gallium drivers were updating LLVM_LIBS directly
>> @@ -2245,6 +2259,7 @@ AM_CONDITIONAL(HAVE_GALLIUM_FREEDRENO, test "x$HAVE_GALLIUM_FREEDRENO" = xyes)
>>  AM_CONDITIONAL(HAVE_GALLIUM_SOFTPIPE, test "x$HAVE_GALLIUM_SOFTPIPE" = xyes)
>>  AM_CONDITIONAL(HAVE_GALLIUM_LLVMPIPE, test "x$HAVE_GALLIUM_LLVMPIPE" = xyes)
>>  AM_CONDITIONAL(HAVE_GALLIUM_VC4, test "x$HAVE_GALLIUM_VC4" = xyes)
>> +AM_CONDITIONAL(HAVE_GALLIUM_TEGRA, test "x$HAVE_GALLIUM_TEGRA" = xyes)
>>
>>  AM_CONDITIONAL(HAVE_GALLIUM_STATIC_TARGETS, test "x$enable_shared_pipe_drivers" = xno)
>>
>> @@ -2364,6 +2379,7 @@ AC_CONFIG_FILES([Makefile
>>                 src/gallium/drivers/renderonly/Makefile
>>                 src/gallium/drivers/softpipe/Makefile
>>                 src/gallium/drivers/svga/Makefile
>> +               src/gallium/drivers/tegra/Makefile
>>                 src/gallium/drivers/trace/Makefile
>>                 src/gallium/drivers/vc4/Makefile
>>                 src/gallium/state_trackers/clover/Makefile
>> @@ -2406,6 +2422,7 @@ AC_CONFIG_FILES([Makefile
>>                 src/gallium/winsys/sw/wrapper/Makefile
>>                 src/gallium/winsys/sw/xlib/Makefile
>>                 src/gallium/winsys/vc4/drm/Makefile
>> +               src/gallium/winsys/tegra/drm/Makefile
>>                 src/gbm/Makefile
>>                 src/gbm/main/gbm.pc
>>                 src/glsl/Makefile
>> diff --git a/src/gallium/Makefile.am b/src/gallium/Makefile.am
>> index a7c3606..7278300 100644
>> --- a/src/gallium/Makefile.am
>> +++ b/src/gallium/Makefile.am
>> @@ -82,6 +82,12 @@ if HAVE_GALLIUM_VC4
>>  SUBDIRS += drivers/vc4 winsys/vc4/drm
>>  endif
>>
>> +## tegra
>> +if HAVE_GALLIUM_TEGRA
>> +SUBDIRS += drivers/tegra winsys/tegra/drm
>> +SUBDIRS += drivers/renderonly
>> +endif
>> +
>>  ## the sw winsys'
>>  SUBDIRS += winsys/sw/null
>>
>> diff --git a/src/gallium/auxiliary/target-helpers/inline_drm_helper.h b/src/gallium/auxiliary/target-helpers/inline_drm_helper.h
>> index 08271a7..92fe66b 100644
>> --- a/src/gallium/auxiliary/target-helpers/inline_drm_helper.h
>> +++ b/src/gallium/auxiliary/target-helpers/inline_drm_helper.h
>> @@ -59,6 +59,10 @@
>>  #include "vc4/drm/vc4_drm_public.h"
>>  #endif
>>
>> +#if GALLIUM_TEGRA
>> +#include "tegra/drm/tegra_drm_public.h"
>> +#endif
>> +
>>  static char* driver_name = NULL;
>>
>>  /* XXX: We need to teardown the winsys if *screen_create() fails. */
>> @@ -338,6 +342,26 @@ pipe_vc4_create_screen(int fd)
>>  }
>>  #endif
>>
>> +#if defined(GALLIUM_TEGRA)
>> +#if defined(DRI_TARGET)
>> +const __DRIextension **__driDriverGetExtensions_tegra(void);
>> +
>> +PUBLIC const __DRIextension **__driDriverGetExtensions_tegra(void)
>> +{
>> +   globalDriverAPI = &galliumdrm_driver_api;
>> +   return galliumdrm_driver_extensions;
>> +}
>> +#endif
>> +
>> +static struct pipe_screen *pipe_tegra_create_screen(int fd)
>> +{
>> +   struct pipe_screen *screen;
>> +
>> +   screen = tegra_drm_screen_create(fd);
>> +   return screen ? debug_screen_wrap(screen) : NULL;
>> +}
>> +#endif
>> +
>>  inline struct pipe_screen *
>>  dd_create_screen(int fd)
>>  {
>> @@ -395,6 +419,11 @@ dd_create_screen(int fd)
>>     else
>>  #endif
>>  #endif
>> +#if defined(GALLIUM_TEGRA)
>> +   if (strcmp(driver_name, "tegra") == 0)
>> +      return pipe_tegra_create_screen(fd);
>> +   else
>> +#endif
>>        return NULL;
>>  }
>>
>> diff --git a/src/gallium/drivers/tegra/Automake.inc b/src/gallium/drivers/tegra/Automake.inc
>> new file mode 100644
>> index 0000000..3471445
>> --- /dev/null
>> +++ b/src/gallium/drivers/tegra/Automake.inc
>> @@ -0,0 +1,10 @@
>> +if HAVE_GALLIUM_TEGRA
>> +
>> +TARGET_DRIVERS += tegra
>> +TARGET_CPPFLAGS += -DGALLIUM_TEGRA
>> +TARGET_LIB_DEPS += \
>> +       $(top_builddir)/src/gallium/drivers/renderonly/librenderonly.la \
>> +       $(top_builddir)/src/gallium/winsys/tegra/drm/libtegradrm.la \
>> +       $(LIBDRM_LIBS)
>> +
>> +endif
>> diff --git a/src/gallium/drivers/tegra/Makefile.am b/src/gallium/drivers/tegra/Makefile.am
>> new file mode 100644
>> index 0000000..30f4689
>> --- /dev/null
>> +++ b/src/gallium/drivers/tegra/Makefile.am
>> @@ -0,0 +1,9 @@
>> +include $(top_srcdir)/src/gallium/Automake.inc
>> +
>> +AM_CPPFLAGS = \
>> +       $(GALLIUM_CFLAGS) \
>> +       $(TEGRA_CFLAGS)
>> +
>> +noinst_LTLIBRARIES = libtegra.la
>> +
>> +libtegra_la_SOURCES =
>> diff --git a/src/gallium/targets/dri/Makefile.am b/src/gallium/targets/dri/Makefile.am
>> index 7f945d1..5beca6c 100644
>> --- a/src/gallium/targets/dri/Makefile.am
>> +++ b/src/gallium/targets/dri/Makefile.am
>> @@ -83,6 +83,8 @@ include $(top_srcdir)/src/gallium/drivers/freedreno/Automake.inc
>>
>>  include $(top_srcdir)/src/gallium/drivers/vc4/Automake.inc
>>
>> +include $(top_srcdir)/src/gallium/drivers/tegra/Automake.inc
>> +
>>  include $(top_srcdir)/src/gallium/drivers/softpipe/Automake.inc
>>  include $(top_srcdir)/src/gallium/drivers/llvmpipe/Automake.inc
>>
>> diff --git a/src/gallium/winsys/tegra/drm/Android.mk b/src/gallium/winsys/tegra/drm/Android.mk
>> new file mode 100644
>> index 0000000..65add16
>> --- /dev/null
>> +++ b/src/gallium/winsys/tegra/drm/Android.mk
>> @@ -0,0 +1,34 @@
>> +# Copyright (C) 2014 Emil Velikov <emil.l.velikov at gmail.com>
>> +#
>> +# Permission is hereby granted, free of charge, to any person obtaining a
>> +# copy of this software and associated documentation files (the "Software"),
>> +# to deal in the Software without restriction, including without limitation
>> +# the rights to use, copy, modify, merge, publish, distribute, sublicense,
>> +# and/or sell copies of the Software, and to permit persons to whom the
>> +# Software is furnished to do so, subject to the following conditions:
>> +#
>> +# The above copyright notice and this permission notice shall be included
>> +# in all copies or substantial portions of the Software.
>> +#
>> +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
>> +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
>> +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
>> +# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
>> +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
>> +# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
>> +# DEALINGS IN THE SOFTWARE.
>> +
>> +LOCAL_PATH := $(call my-dir)
>> +
>> +# get C_SOURCES
>> +include $(LOCAL_PATH)/Makefile.sources
>> +
>> +include $(CLEAR_VARS)
>> +
>> +LOCAL_SRC_FILES := $(C_SOURCES)
>> +
>> +LOCAL_SHARED_LIBRARIES := libdrm libdrm_tegra
>> +LOCAL_MODULE := libmesa_winsys_tegra
>> +
>> +include $(GALLIUM_COMMON_MK)
>> +include $(BUILD_STATIC_LIBRARY)
>> diff --git a/src/gallium/winsys/tegra/drm/Makefile.am b/src/gallium/winsys/tegra/drm/Makefile.am
>> new file mode 100644
>> index 0000000..39068fe
>> --- /dev/null
>> +++ b/src/gallium/winsys/tegra/drm/Makefile.am
>> @@ -0,0 +1,33 @@
>> +# Copyright © 2012 Intel Corporation
>> +#
>> +# Permission is hereby granted, free of charge, to any person obtaining a
>> +# copy of this software and associated documentation files (the "Software"),
>> +# to deal in the Software without restriction, including without limitation
>> +# the rights to use, copy, modify, merge, publish, distribute, sublicense,
>> +# and/or sell copies of the Software, and to permit persons to whom the
>> +# Software is furnished to do so, subject to the following conditions:
>> +#
>> +# The above copyright notice and this permission notice (including the next
>> +# paragraph) shall be included in all copies or substantial portions of the
>> +# Software.
>> +#
>> +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
>> +# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
>> +# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
>> +# NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
>> +# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
>> +# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
>> +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
>> +# DEALINGS IN THE SOFTWARE.
>> +
>> +include Makefile.sources
>> +include $(top_srcdir)/src/gallium/Automake.inc
>> +
>> +AM_CFLAGS = \
>> +       -I$(top_srcdir)/src/gallium/drivers \
>> +       $(GALLIUM_WINSYS_CFLAGS) \
>> +       $(TEGRA_CFLAGS)
>> +
>> +noinst_LTLIBRARIES = libtegradrm.la
>> +
>> +libtegradrm_la_SOURCES = $(C_SOURCES)
>> diff --git a/src/gallium/winsys/tegra/drm/Makefile.sources b/src/gallium/winsys/tegra/drm/Makefile.sources
>> new file mode 100644
>> index 0000000..29a0edc
>> --- /dev/null
>> +++ b/src/gallium/winsys/tegra/drm/Makefile.sources
>> @@ -0,0 +1,3 @@
>> +C_SOURCES := \
>> +       tegra_drm_public.h \
>> +       tegra_drm_winsys.c
>> diff --git a/src/gallium/winsys/tegra/drm/tegra_drm_public.h b/src/gallium/winsys/tegra/drm/tegra_drm_public.h
>> new file mode 100644
>> index 0000000..b689b72
>> --- /dev/null
>> +++ b/src/gallium/winsys/tegra/drm/tegra_drm_public.h
>> @@ -0,0 +1,31 @@
>> +/*
>> + * Copyright © 2014 NVIDIA Corporation
>> + *
>> + * Permission is hereby granted, free of charge, to any person obtaining a
>> + * copy of this software and associated documentation files (the "Software"),
>> + * to deal in the Software without restriction, including without limitation
>> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
>> + * and/or sell copies of the Software, and to permit persons to whom the
>> + * Software is furnished to do so, subject to the following conditions:
>> + *
>> + * The above copyright notice and this permission notice (including the next
>> + * paragraph) shall be included in all copies or substantial portions of the
>> + * Software.
>> + *
>> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
>> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
>> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
>> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
>> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
>> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
>> + * IN THE SOFTWARE.
>> + */
>> +
>> +#ifndef __TEGRA_DRM_PUBLIC_H__
>> +#define __TEGRA_DRM_PUBLIC_H__
>> +
>> +struct pipe_screen;
>> +
>> +struct pipe_screen *tegra_drm_screen_create(int fd);
>> +
>> +#endif /* __TEGRA_DRM_PUBLIC_H__ */
>> \ No newline at end of file
>> diff --git a/src/gallium/winsys/tegra/drm/tegra_drm_winsys.c b/src/gallium/winsys/tegra/drm/tegra_drm_winsys.c
>> new file mode 100644
>> index 0000000..e172407
>> --- /dev/null
>> +++ b/src/gallium/winsys/tegra/drm/tegra_drm_winsys.c
>> @@ -0,0 +1,51 @@
>> +/*
>> + * Copyright © 2014 NVIDIA Corporation
>> + *
>> + * Permission is hereby granted, free of charge, to any person obtaining a
>> + * copy of this software and associated documentation files (the "Software"),
>> + * to deal in the Software without restriction, including without limitation
>> + * the rights to use, copy, modify, merge, publish, distribute, sublicense,
>> + * and/or sell copies of the Software, and to permit persons to whom the
>> + * Software is furnished to do so, subject to the following conditions:
>> + *
>> + * The above copyright notice and this permission notice (including the next
>> + * paragraph) shall be included in all copies or substantial portions of the
>> + * Software.
>> + *
>> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
>> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
>> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
>> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
>> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
>> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
>> + * IN THE SOFTWARE.
>> + */
>> +
>> +#include "renderonly/renderonly_screen.h"
>> +#include "../winsys/tegra/drm/tegra_drm_public.h"
>> +#include "../winsys/nouveau/drm/nouveau_drm_public.h"
>> +
>> +#include <drm/tegra_drm.h>
>
> I had to change this line to
>
> #include <libdrm/tegra_drm.h>
>

Okay - will be fixed in V2.

> on my system for it to compile (drm's master installs tegra_drm.h in
> $PREFIX/include/libdrm)
>
> After this I could compile and run unmodified DRM applications
> (kmscube, weston).
>

That is nice.

> However, as with the first version sent by Thierry, EGL on Wayland is
> broken with this. Try running weston and then weston-simple-egl: the
> EGL client window looks weird and is not updated. I also tried
> glmark2-es2-wayland and it segfaulted directly. Using the modified
> weston client and unmodified Mesa these use-cases were working. It
> seems like non-DRM cases need to yield to the Nouveau driver entirely
> in order to work - I will try to see if I can understand what goes
> wrong.

I also will have a deeper look into this issue during the weekend. So that
we have it working in V2.

greets
--
Christian Gmeiner, MSc

https://soundcloud.com/christian-gmeiner


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