Hi Dave, After merging the drm tree, today's linux-next build (powerpc allyesconfig) failed like this: drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c: In function 'gfx_v7_0_cp_gfx_resume': drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c:2879:9: error: 'BUF_SWAP_32BIT' undeclared (first use in this function) tmp |= BUF_SWAP_32BIT; ^ drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c:2879:9: note: each undeclared identifier is reported only once for each function it appears in drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c: In function 'gfx_v7_0_cp_compute_resume': drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c:3398:41: error: 'BUF_SWAP_32BIT' undeclared (first use in this function) mqd->queue_state.cp_hqd_pq_control |= BUF_SWAP_32BIT; ^ drivers/gpu/drm/amd/amdgpu/cik_sdma.c: In function 'cik_sdma_gfx_resume': drivers/gpu/drm/amd/amdgpu/cik_sdma.c:413:14: error: 'SDMA_RB_SWAP_ENABLE' undeclared (first use in this function) rb_cntl |= SDMA_RB_SWAP_ENABLE | SDMA_RPTR_WRITEBACK_SWAP_ENABLE; ^ drivers/gpu/drm/amd/amdgpu/cik_sdma.c:413:14: note: each undeclared identifier is reported only once for each function it appears in drivers/gpu/drm/amd/amdgpu/cik_sdma.c:413:36: error: 'SDMA_RPTR_WRITEBACK_SWAP_ENABLE' undeclared (first use in this function) rb_cntl |= SDMA_RB_SWAP_ENABLE | SDMA_RPTR_WRITEBACK_SWAP_ENABLE; ^ Caused by commit a2e73f56fa62 ("drm/amdgpu: Add support for CIK parts"). I added the following patch to disable this code for today: From: Stephen Rothwell Date: Tue, 9 Jun 2015 23:38:30 +1000 Subject: [PATCH] drm/amdgpu: disable CIK parts for now Signed-off-by: Stephen Rothwell --- drivers/gpu/drm/amd/amdgpu/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/amdgpu/Kconfig b/drivers/gpu/drm/amd/amdgpu/Kconfig index b30fcfa4b1f2..8da6bf7f39c8 100644 --- a/drivers/gpu/drm/amd/amdgpu/Kconfig +++ b/drivers/gpu/drm/amd/amdgpu/Kconfig @@ -1,6 +1,7 @@ config DRM_AMDGPU_CIK bool "Enable amdgpu support for CIK parts" depends on DRM_AMDGPU + depends on BROKEN help Choose this option if you want to enable experimental support for CIK asics. -- 2.1.4 -- Cheers, Stephen Rothwell sfr@canb.auug.org.au