linux-next: build failure after merge of the drm tree

From: Stephen Rothwell
Date: Tue Jun 09 2015 - 09:42:54 EST


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 <sfr@xxxxxxxxxxxxxxxx>
Date: Tue, 9 Jun 2015 23:38:30 +1000
Subject: [PATCH] drm/amdgpu: disable CIK parts for now

Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
---
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@xxxxxxxxxxxxxxxx

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