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drm/i915/guc: always use Command Transport Buffers

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Now that we've moved the Gen9 GuC blobs to version 32 we have CTB
support on all gens, so no need to restrict the usage to Gen11+.
Note that MMIO communication is still required for CTB initialization.

v2: fix commit message nits (Michal)

Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20190606224225.14287-1-daniele.ceraolospurio@intel.com
This commit is contained in:
Daniele Ceraolo Spurio
2019-06-06 15:42:24 -07:00
committed by Chris Wilson
parent 6be306bee7
commit 33ec6c9eb3
7 changed files with 10 additions and 72 deletions
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drivers/gpu/drm/i915/intel_guc.h
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@@ -165,7 +165,6 @@ int intel_guc_send_mmio(struct intel_guc *guc, const u32 *action, u32 len,
u32 *response_buf, u32 response_buf_size);
void intel_guc_to_host_event_handler(struct intel_guc *guc);
void intel_guc_to_host_event_handler_nop(struct intel_guc *guc);
void intel_guc_to_host_event_handler_mmio(struct intel_guc *guc);
int intel_guc_to_host_process_recv_msg(struct intel_guc *guc,
const u32 *payload, u32 len);
int intel_guc_sample_forcewake(struct intel_guc *guc);