From: Rodrigo Vivi rodriigo.vivi@gmail.com
I'm not entirely sure about the limits we should use here on ARM based driver, but apparently the entry and limit are inverted and UINT_MAX cannot be used directly there.
So let's at least for now fix this compilation issue on a compilation only driver:
CC [M] drivers/gpu/drm/lima/lima_ctx.o In file included from ./include/linux/kernel.h:7, from ./include/asm-generic/bug.h:18, from ./arch/x86/include/asm/bug.h:83, from ./include/linux/bug.h:5, from ./include/linux/mmdebug.h:5, from ./include/linux/gfp.h:5, from ./include/linux/slab.h:15, from drivers/gpu/drm/lima/lima_ctx.c:4: drivers/gpu/drm/lima/lima_ctx.c: In function ‘lima_ctx_create’: ./include/linux/limits.h:13:18: error: incompatible type for argument 4 of ‘xa_alloc’ #define UINT_MAX (~0U) ^~~~~ drivers/gpu/drm/lima/lima_ctx.c:27:41: note: in expansion of macro ‘UINT_MAX’ err = xa_alloc(&mgr->handles, id, ctx, UINT_MAX, GFP_KERNEL); ^~~~~~~~ In file included from ./include/linux/radix-tree.h:31, from ./include/linux/idr.h:15, from ./include/drm/drm_device.h:7, from drivers/gpu/drm/lima/lima_device.h:7, from drivers/gpu/drm/lima/lima_ctx.c:7: ./include/linux/xarray.h:817:32: note: expected ‘struct xa_limit’ but argument is of type ‘unsigned int’ void *entry, struct xa_limit limit, gfp_t gfp) ~~~~~~~~~~~~~~~~^~~~~ make[4]: *** [scripts/Makefile.build:276: drivers/gpu/drm/lima/lima_ctx.o] Error 1 make[3]: *** [scripts/Makefile.build:486: drivers/gpu/drm/lima] Error 2 make[2]: *** [scripts/Makefile.build:486: drivers/gpu/drm] Error 2 make[1]: *** [scripts/Makefile.build:486: drivers/gpu] Error 2 make: *** [Makefile:1051: drivers] Error 2
Cc: Qiang Yu yuq825@gmail.com Signed-off-by: Rodrigo Vivi rodrigo.vivi@gmail.com --- drivers/gpu/drm/lima/lima_ctx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/lima/lima_ctx.c b/drivers/gpu/drm/lima/lima_ctx.c index c8d12f7c6894..22fff6caa961 100644 --- a/drivers/gpu/drm/lima/lima_ctx.c +++ b/drivers/gpu/drm/lima/lima_ctx.c @@ -23,7 +23,7 @@ int lima_ctx_create(struct lima_device *dev, struct lima_ctx_mgr *mgr, u32 *id) goto err_out0; }
- err = xa_alloc(&mgr->handles, id, UINT_MAX, ctx, GFP_KERNEL); + err = xa_alloc(&mgr->handles, id, ctx, xa_limit_32b, GFP_KERNEL); if (err < 0) goto err_out0;