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drm/i915/guc: Drop legacy CTB definitions

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We've already switched to new HXG definitions some time ago,
drop legacy CTB definitions to avoid mistakes.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Piotr Piórkowski <piotr.piorkowski@intel.com>
Cc: John Harrison <John.C.Harrison@Intel.com>
Reviewed-by: Piotr Piórkowski <piotr.piorkowski@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230509201103.538-1-michal.wajdeczko@intel.com
This commit is contained in:
Michal Wajdeczko 2023-05-09 22:11:03 +02:00 committed by John Harrison
parent a5606b94cd
commit 84596e1ab0
2 changed files with 1 additions and 22 deletions
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21
drivers/gpu/drm/i915/gt/uc/abi/guc_communication_ctb_abi.h
View File

@ -167,25 +167,4 @@ static_assert(sizeof(struct guc_ct_buffer_desc) == 64);
* - **flags**, holds various bits to control message handling
*/
/*
* Definition of the command transport message header (DW0)
*
* bit[4..0] message len (in dwords)
* bit[7..5] reserved
* bit[8] response (G2H only)
* bit[8] write fence to desc (H2G only)
* bit[9] write status to H2G buff (H2G only)
* bit[10] send status back via G2H (H2G only)
* bit[15..11] reserved
* bit[31..16] action code
*/
#define GUC_CT_MSG_LEN_SHIFT 0
#define GUC_CT_MSG_LEN_MASK 0x1F
#define GUC_CT_MSG_IS_RESPONSE (1 << 8)
#define GUC_CT_MSG_WRITE_FENCE_TO_DESC (1 << 8)
#define GUC_CT_MSG_WRITE_STATUS_TO_BUFF (1 << 9)
#define GUC_CT_MSG_SEND_STATUS (1 << 10)
#define GUC_CT_MSG_ACTION_SHIFT 16
#define GUC_CT_MSG_ACTION_MASK 0xFFFF
#endif /* _ABI_GUC_COMMUNICATION_CTB_ABI_H */

2
drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
View File

@ -698,7 +698,7 @@ static int ct_send(struct intel_guc_ct *ct,
GEM_BUG_ON(!ct->enabled);
GEM_BUG_ON(!len);
GEM_BUG_ON(len & ~GUC_CT_MSG_LEN_MASK);
GEM_BUG_ON(len > GUC_CTB_HXG_MSG_MAX_LEN - GUC_CTB_HDR_LEN);
GEM_BUG_ON(!response_buf && response_buf_size);
might_sleep();