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* drm: Remove the obsolete driver-mgaCai Huoqing2023-01-131-429/+0
| | | | | | | | | | | | | | | | | Commit 399516ab0fee ("MAINTAINERS: Add a bunch of legacy (UMS) DRM drivers") marked mga driver obsolete 7 years ago. And the mesa UMD of this drm driver already in deprecated list in the link: https://docs.mesa3d.org/systems.html Matrox-->driver/gpu/drm/mga It's time to remove this driver. Signed-off-by: Cai Huoqing <cai.huoqing@linux.dev> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: Dave Airlie <airlied@redhat.com> Acked-by: Thomas Zimmermann <tzimmermann@suse.de> Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de> Link: https://patchwork.freedesktop.org/patch/msgid/20221203102502.3185-3-cai.huoqing@linux.dev
* drm/mga/mga_ioc32: Use struct_group() for memcpy() regionKees Cook2021-09-251-10/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | In preparation for FORTIFY_SOURCE performing compile-time and run-time field bounds checking for memcpy(), memmove(), and memset(), avoid intentionally writing across neighboring fields. Use struct_group() in struct drm32_mga_init around members chipset, sgram, maccess, fb_cpp, front_offset, front_pitch, back_offset, back_pitch, depth_cpp, depth_offset, depth_pitch, texture_offset, and texture_size, so they can be referenced together. This will allow memcpy() and sizeof() to more easily reason about sizes, improve readability, and avoid future warnings about writing beyond the end of chipset. "pahole" shows no size nor member offset changes to struct drm32_mga_init. "objdump -d" shows no meaningful object code changes (i.e. only source line number induced differences and optimizations). Note that since this is a UAPI header, __struct_group() is used directly. Cc: David Airlie <airlied@linux.ie> Cc: Lee Jones <lee.jones@linaro.org> Cc: dri-devel@lists.freedesktop.org Signed-off-by: Kees Cook <keescook@chromium.org> Acked-by: Daniel Vetter <daniel@ffwll.ch> Link: https://lore.kernel.org/lkml/YQKa76A6XuFqgM03@phenom.ffwll.local
* drm/mga: add extern C guard for the UAPI headerEmil Velikov2016-05-131-0/+8
| | | | Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>
* drm: fix inclusion of drm.h in mga_drm.hGabriel Laskar2015-12-101-1/+1
| | | | | | | | | | | Using `#include "drm.h"` instead of `#include <drm/drm.h>` allow drm headers to be moved in another directory without changes, like for the libdrm imports. Signed-off-by: Gabriel Laskar <gabriel@lse.epita.fr> Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com> CC: Emil Velikov <emil.l.velikov@gmail.com> CC: Mikko Rapeli <mikko.rapeli@iki.fi>
* UAPI: (Scripted) Disintegrate include/drmDavid Howells2012-10-041-0/+419
Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>