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

[Daniel Vetter]

On Tue, Oct 18, 2016 at 10:59:20AM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the drm-intel tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> drivers/gpu/drm/i915/gvt/handlers.c: In function 'render_mmio_to_ring_id':
> drivers/gpu/drm/i915/gvt/handlers.c:137:31: error: request for member 'mmio_base' in something not a structure or union
>    if (gvt->dev_priv->engine[i].mmio_base == reg)
>                                ^
> drivers/gpu/drm/i915/gvt/scheduler.c: In function 'populate_shadow_context':
> drivers/gpu/drm/i915/gvt/scheduler.c:71:4: error: passing argument 1 of 'intel_lr_context_size' from incompatible pointer type [-Werror=incompatible-pointer-types]
>     &gvt->dev_priv->engine[ring_id]);
>     ^
> In file included from drivers/gpu/drm/i915/i915_drv.h:58:0,
>                  from drivers/gpu/drm/i915/gvt/scheduler.c:36:
> drivers/gpu/drm/i915/intel_lrc.h:84:10: note: expected 'struct intel_engine_cs *' but argument is of type 'struct intel_engine_cs **'
>  uint32_t intel_lr_context_size(struct intel_engine_cs *engine);
>           ^
> drivers/gpu/drm/i915/gvt/scheduler.c: In function 'dispatch_workload':
> drivers/gpu/drm/i915/gvt/scheduler.c:174:41: error: passing argument 1 of 'i915_gem_request_alloc' from incompatible pointer type [-Werror=incompatible-pointer-types]
>   workload->req = i915_gem_request_alloc(&dev_priv->engine[ring_id],
>                                          ^
> In file included from drivers/gpu/drm/i915/intel_ringbuffer.h:6:0,
>                  from drivers/gpu/drm/i915/intel_guc.h:29,
>                  from drivers/gpu/drm/i915/i915_drv.h:57,
>                  from drivers/gpu/drm/i915/gvt/scheduler.c:36:
> drivers/gpu/drm/i915/i915_gem_request.h:156:1: note: expected 'struct intel_engine_cs *' but argument is of type 'struct intel_engine_cs **'
>  i915_gem_request_alloc(struct intel_engine_cs *engine,
>  ^
> drivers/gpu/drm/i915/gvt/scheduler.c: In function 'update_guest_context':
> drivers/gpu/drm/i915/gvt/scheduler.c:301:4: error: passing argument 1 of 'intel_lr_context_size' from incompatible pointer type [-Werror=incompatible-pointer-types]
>     &gvt->dev_priv->engine[ring_id]);
>     ^
> In file included from drivers/gpu/drm/i915/i915_drv.h:58:0,
>                  from drivers/gpu/drm/i915/gvt/scheduler.c:36:
> drivers/gpu/drm/i915/intel_lrc.h:84:10: note: expected 'struct intel_engine_cs *' but argument is of type 'struct intel_engine_cs **'
>  uint32_t intel_lr_context_size(struct intel_engine_cs *engine);
>           ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'emulate_execlist_status':
> drivers/gpu/drm/i915/gvt/execlist.c:42:33: error: request for member 'mmio_base' in something not a structure or union
>   (gvt->dev_priv->engine[ring_id].mmio_base + (offset))
>                                  ^  
> drivers/gpu/drm/i915/gvt/execlist.c:97:19: note: in expansion of macro 'execlist_ring_mmio'
>   u32 status_reg = execlist_ring_mmio(vgpu->gvt,
>                    ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'emulate_csb_update':
> drivers/gpu/drm/i915/gvt/execlist.c:42:33: error: request for member 'mmio_base' in something not a structure or union
>   (gvt->dev_priv->engine[ring_id].mmio_base + (offset))
>                                  ^  
> drivers/gpu/drm/i915/gvt/execlist.c:136:23: note: in expansion of macro 'execlist_ring_mmio'
>   ctx_status_ptr_reg = execlist_ring_mmio(vgpu->gvt, ring_id,
>                        ^
> drivers/gpu/drm/i915/gvt/execlist.c:42:33: error: request for member 'mmio_base' in something not a structure or union
>   (gvt->dev_priv->engine[ring_id].mmio_base + (offset))
>                                  ^  
> drivers/gpu/drm/i915/gvt/execlist.c:138:23: note: in expansion of macro 'execlist_ring_mmio'
>   ctx_status_buf_reg = execlist_ring_mmio(vgpu->gvt, ring_id,
>                        ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'get_next_execlist_slot':
> drivers/gpu/drm/i915/gvt/execlist.c:42:33: error: request for member 'mmio_base' in something not a structure or union
>   (gvt->dev_priv->engine[ring_id].mmio_base + (offset))
>                                  ^  
> drivers/gpu/drm/i915/gvt/execlist.c:248:19: note: in expansion of macro 'execlist_ring_mmio'
>   u32 status_reg = execlist_ring_mmio(vgpu->gvt, ring_id,
>                    ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'release_shadow_batch_buffer':
> drivers/gpu/drm/i915/gvt/execlist.c:501:4: warning: 'drm_gem_object_unreference' is deprecated [-Wdeprecated-declarations]
>     drm_gem_object_unreference(&(entry_obj->obj->base));
>     ^
> In file included from drivers/gpu/drm/i915/gvt/execlist.c:35:0:
> drivers/gpu/drm/i915/i915_drv.h:2344:13: note: declared here
>  extern void drm_gem_object_unreference(struct drm_gem_object *);
>              ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'release_shadow_wa_ctx':
> drivers/gpu/drm/i915/gvt/execlist.c:514:2: warning: 'drm_gem_object_unreference' is deprecated [-Wdeprecated-declarations]
>   drm_gem_object_unreference(&(wa_ctx->indirect_ctx.obj->base));
>   ^
> In file included from drivers/gpu/drm/i915/gvt/execlist.c:35:0:
> drivers/gpu/drm/i915/i915_drv.h:2344:13: note: declared here
>  extern void drm_gem_object_unreference(struct drm_gem_object *);
>              ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'init_vgpu_execlist':
> drivers/gpu/drm/i915/gvt/execlist.c:42:33: error: request for member 'mmio_base' in something not a structure or union
>   (gvt->dev_priv->engine[ring_id].mmio_base + (offset))
>                                  ^
> drivers/gpu/drm/i915/gvt/execlist.c:248:19: note: in expansi
> on of macro 'execlist_ring_mmio'
>   u32 status_reg = execlist_ring_mmio(vgpu->gvt, ring_id,
>                    ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'release_sh
> adow_batch_buffer':
> drivers/gpu/drm/i915/gvt/execlist.c:501:4: warning: 'drm_gem
> _object_unreference' is deprecated [-Wdeprecated-declarations]
>     drm_gem_object_unreference(&(entry_obj->obj->base));
>     ^
> In file included from drivers/gpu/drm/i915/gvt/execlist.c:35
> :0:
> drivers/gpu/drm/i915/i915_drv.h:2344:13: note: declared here
>  extern void drm_gem_object_unreference(struct drm_gem_object *);
>              ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'release_sh
> adow_wa_ctx':
> drivers/gpu/drm/i915/gvt/execlist.c:514:2: warning: 'drm_gem_object_unreference' is deprecated [-Wdeprecated-declarations]
>   drm_gem_object_unreference(&(wa_ctx->indirect_ctx.obj->base));
>   ^
> In file included from drivers/gpu/drm/i915/gvt/execlist.c:35:0:
> drivers/gpu/drm/i915/i915_drv.h:2344:13: note: declared here
>  extern void drm_gem_object_unreference(struct drm_gem_object *);
>              ^
> drivers/gpu/drm/i915/gvt/execlist.c: In function 'init_vgpu_execlist':
> drivers/gpu/drm/i915/gvt/execlist.c:42:33: error: request for member 'mmio_base' in something not a structure or union
>   (gvt->dev_priv->engine[ring_id].mmio_base + (offset))
>                                  ^
> drivers/gpu/drm/i915/gvt/execlist.c:798:23: note: in expansion of macro 'execlist_ring_mmio'
>   ctx_status_ptr_reg = execlist_ring_mmio(vgpu->gvt, ring_id,
>                        ^
> 
> Caused by commit
> 
>   3b3f1650b1ca ("drm/i915: Allocate intel_engine_cs structure only for the enabled engines")
> 
> interacting with some other commits that were merged without fixes being applied (probably) in commit
> 
>   06a75ace46e2 ("Merge tag 'gvt-next-2016-10-14' of https://github.com/01org/gvt-linux into drm-intel-next-queued")
> 
> I have used the version of the drm-intel tree from next-20161017 for
> today.

Yeah, I forgot to compile test with DRM_I915_GVT=y after the merge :(
Pushing out the fixup patch right now. Sorry for the mess.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch