On Fri, Mar 29, 2019 at 08:32:41PM +0900, Masahiro Yamada wrote:
> Currently, the Kbuild core manipulates header search paths in a crazy
> way [1].
>
> To fix this mess, I want all Makefiles to add explicit $(srctree)/ to
> the search paths in the srctree. Some Makefiles are already written in
> that way, but not all. The goal of this work is to make the notation
> consistent, and finally get rid of the gross hacks.
>
> Having whitespaces after -I does not matter since commit 48f6e3cf5bc6
> ("kbuild: do not drop -I without parameter").
>
> [1]: https://patchwork.kernel.org/patch/9632347/
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
> Reviewed-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> ---
>
> I put all gpu/drm changes into a single patch because
> they are trivial conversion.
>
> If you are interested in the big picture of this work,
> the full patch set is available at the following URL.
>
> git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild.git build-test
>
>
> Changes in v2:
> - fix up the new driver komeda
> - Add Sam's Reviewed-by
>
> drivers/gpu/drm/amd/amdgpu/Makefile | 2 +-
> drivers/gpu/drm/amd/lib/Makefile | 2 +-
> drivers/gpu/drm/arm/display/komeda/Makefile | 4 ++--
> drivers/gpu/drm/i915/gvt/Makefile | 2 +-
> drivers/gpu/drm/msm/Makefile | 6 +++---
> drivers/gpu/drm/nouveau/Kbuild | 8 ++++----
> 6 files changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/Makefile b/drivers/gpu/drm/amd/amdgpu/Makefile
> index 466da59..62bf9da 100644
> --- a/drivers/gpu/drm/amd/amdgpu/Makefile
> +++ b/drivers/gpu/drm/amd/amdgpu/Makefile
> @@ -23,7 +23,7 @@
> # Makefile for the drm device driver. This driver provides support for the
> # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
>
> -FULL_AMD_PATH=$(src)/..
> +FULL_AMD_PATH=$(srctree)/$(src)/..
> DISPLAY_FOLDER_NAME=display
> FULL_AMD_DISPLAY_PATH = $(FULL_AMD_PATH)/$(DISPLAY_FOLDER_NAME)
>
> diff --git a/drivers/gpu/drm/amd/lib/Makefile b/drivers/gpu/drm/amd/lib/Makefile
> index 6902430..d534992 100644
> --- a/drivers/gpu/drm/amd/lib/Makefile
> +++ b/drivers/gpu/drm/amd/lib/Makefile
> @@ -27,6 +27,6 @@
> # driver components or later moved to kernel/lib for sharing with
> # other drivers.
>
> -ccflags-y := -I$(src)/../include
> +ccflags-y := -I $(srctree)/$(src)/../include
>
> obj-$(CONFIG_CHASH) += chash.o
> diff --git a/drivers/gpu/drm/arm/display/komeda/Makefile b/drivers/gpu/drm/arm/display/komeda/Makefile
> index 1b875e5..a72e30c 100644
> --- a/drivers/gpu/drm/arm/display/komeda/Makefile
> +++ b/drivers/gpu/drm/arm/display/komeda/Makefile
> @@ -1,8 +1,8 @@
> # SPDX-License-Identifier: GPL-2.0
>
> ccflags-y := \
> - -I$(src)/../include \
> - -I$(src)
> + -I $(srctree)/$(src)/../include \
> + -I $(srctree)/$(src)
>
> komeda-y := \
> komeda_drv.o \
For komeda:
Acked-by: Liviu Dudau <liviu.dudau@xxxxxxx>
I'm assuming the series in going to be merged into one go, so I don't
have to take the individual patch in my tree, but if I'm wrong please
let me know.
Best regards,
Liviu
> diff --git a/drivers/gpu/drm/i915/gvt/Makefile b/drivers/gpu/drm/i915/gvt/Makefile
> index 271fb46..ea8324a 100644
> --- a/drivers/gpu/drm/i915/gvt/Makefile
> +++ b/drivers/gpu/drm/i915/gvt/Makefile
> @@ -5,5 +5,5 @@ GVT_SOURCE := gvt.o aperture_gm.o handlers.o vgpu.o trace_points.o firmware.o \
> execlist.o scheduler.o sched_policy.o mmio_context.o cmd_parser.o debugfs.o \
> fb_decoder.o dmabuf.o page_track.o
>
> -ccflags-y += -I$(src) -I$(src)/$(GVT_DIR)
> +ccflags-y += -I $(srctree)/$(src) -I $(srctree)/$(src)/$(GVT_DIR)/
> i915-y += $(addprefix $(GVT_DIR)/, $(GVT_SOURCE))
> diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile
> index 56a70c7..b7b1ebd 100644
> --- a/drivers/gpu/drm/msm/Makefile
> +++ b/drivers/gpu/drm/msm/Makefile
> @@ -1,7 +1,7 @@
> # SPDX-License-Identifier: GPL-2.0
> -ccflags-y := -Idrivers/gpu/drm/msm
> -ccflags-y += -Idrivers/gpu/drm/msm/disp/dpu1
> -ccflags-$(CONFIG_DRM_MSM_DSI) += -Idrivers/gpu/drm/msm/dsi
> +ccflags-y := -I $(srctree)/$(src)
> +ccflags-y += -I $(srctree)/$(src)/disp/dpu1
> +ccflags-$(CONFIG_DRM_MSM_DSI) += -I $(srctree)/$(src)/dsi
>
> msm-y := \
> adreno/adreno_device.o \
> diff --git a/drivers/gpu/drm/nouveau/Kbuild b/drivers/gpu/drm/nouveau/Kbuild
> index ea3035e..4fae728 100644
> --- a/drivers/gpu/drm/nouveau/Kbuild
> +++ b/drivers/gpu/drm/nouveau/Kbuild
> @@ -1,7 +1,7 @@
> -ccflags-y += -I$(src)/include
> -ccflags-y += -I$(src)/include/nvkm
> -ccflags-y += -I$(src)/nvkm
> -ccflags-y += -I$(src)
> +ccflags-y += -I $(srctree)/$(src)/include
> +ccflags-y += -I $(srctree)/$(src)/include/nvkm
> +ccflags-y += -I $(srctree)/$(src)/nvkm
> +ccflags-y += -I $(srctree)/$(src)
>
> # NVKM - HW resource manager
> #- code also used by various userspace tools/tests
> --
> 2.7.4
>
--
====================
| I would like to |
| fix the world, |
| but they're not |
| giving me the |
\ source code! /
---------------
¯\_(ツ)_/¯
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