[Intel-gfx] [PATCH 03/13] drm/i915/guc: Update CTB response status definition
Matthew Brost
matthew.brost at intel.com
Thu Jun 10 04:36:39 UTC 2021
From: Michal Wajdeczko <michal.wajdeczko at intel.com>
Format of the STATUS dword in CTB response message now follows
definition of the HXG header. Update our code and remove any
obsolete legacy definitions.
GuC: 55.0.0
Signed-off-by: Matthew Brost <matthew.brost at intel.com>
Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Acked-by: Piotr Piórkowski <piotr.piorkowski at intel.com>
Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
---
drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c | 14 ++++++++------
drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h | 17 -----------------
2 files changed, 8 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
index 8f7b148fef58..3f7f48611487 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_ct.c
@@ -477,7 +477,9 @@ static int wait_for_ct_request_update(struct ct_request *req, u32 *status)
* up to that length of time, then switch to a slower sleep-wait loop.
* No GuC command should ever take longer than 10ms.
*/
-#define done INTEL_GUC_MSG_IS_RESPONSE(READ_ONCE(req->status))
+#define done \
+ (FIELD_GET(GUC_HXG_MSG_0_ORIGIN, READ_ONCE(req->status)) == \
+ GUC_HXG_ORIGIN_GUC)
err = wait_for_us(done, 10);
if (err)
err = wait_for(done, 10);
@@ -532,21 +534,21 @@ static int ct_send(struct intel_guc_ct *ct,
if (unlikely(err))
goto unlink;
- if (!INTEL_GUC_MSG_IS_RESPONSE_SUCCESS(*status)) {
+ if (FIELD_GET(GUC_HXG_MSG_0_TYPE, *status) != GUC_HXG_TYPE_RESPONSE_SUCCESS) {
err = -EIO;
goto unlink;
}
if (response_buf) {
/* There shall be no data in the status */
- WARN_ON(INTEL_GUC_MSG_TO_DATA(request.status));
+ WARN_ON(FIELD_GET(GUC_HXG_RESPONSE_MSG_0_DATA0, request.status));
/* Return actual response len */
err = request.response_len;
} else {
/* There shall be no response payload */
WARN_ON(request.response_len);
/* Return data decoded from the status dword */
- err = INTEL_GUC_MSG_TO_DATA(*status);
+ err = FIELD_GET(GUC_HXG_RESPONSE_MSG_0_DATA0, *status);
}
unlink:
@@ -741,8 +743,8 @@ static int ct_handle_response(struct intel_guc_ct *ct, struct ct_incoming_msg *r
status = response->msg[2];
datalen = len - 2;
- /* Format of the status follows RESPONSE message */
- if (unlikely(!INTEL_GUC_MSG_IS_RESPONSE(status))) {
+ /* Format of the status dword follows HXG header */
+ if (unlikely(FIELD_GET(GUC_HXG_MSG_0_ORIGIN, status) != GUC_HXG_ORIGIN_GUC)) {
CT_ERROR(ct, "Corrupted response (status %#x)\n", status);
return -EPROTO;
}
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h b/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h
index e9a9d85e2aa3..fb04e2211b79 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h
+++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_fwif.h
@@ -414,23 +414,6 @@ struct guc_shared_ctx_data {
struct guc_ctx_report preempt_ctx_report[GUC_MAX_ENGINES_NUM];
} __packed;
-#define __INTEL_GUC_MSG_GET(T, m) \
- (((m) & INTEL_GUC_MSG_ ## T ## _MASK) >> INTEL_GUC_MSG_ ## T ## _SHIFT)
-#define INTEL_GUC_MSG_TO_TYPE(m) __INTEL_GUC_MSG_GET(TYPE, m)
-#define INTEL_GUC_MSG_TO_DATA(m) __INTEL_GUC_MSG_GET(DATA, m)
-#define INTEL_GUC_MSG_TO_CODE(m) __INTEL_GUC_MSG_GET(CODE, m)
-
-#define __INTEL_GUC_MSG_TYPE_IS(T, m) \
- (INTEL_GUC_MSG_TO_TYPE(m) == INTEL_GUC_MSG_TYPE_ ## T)
-#define INTEL_GUC_MSG_IS_REQUEST(m) __INTEL_GUC_MSG_TYPE_IS(REQUEST, m)
-#define INTEL_GUC_MSG_IS_RESPONSE(m) __INTEL_GUC_MSG_TYPE_IS(RESPONSE, m)
-
-#define INTEL_GUC_MSG_IS_RESPONSE_SUCCESS(m) \
- (typecheck(u32, (m)) && \
- ((m) & (INTEL_GUC_MSG_TYPE_MASK | INTEL_GUC_MSG_CODE_MASK)) == \
- ((INTEL_GUC_MSG_TYPE_RESPONSE << INTEL_GUC_MSG_TYPE_SHIFT) | \
- (INTEL_GUC_RESPONSE_STATUS_SUCCESS << INTEL_GUC_MSG_CODE_SHIFT)))
-
/* This action will be programmed in C1BC - SOFT_SCRATCH_15_REG */
enum intel_guc_recv_message {
INTEL_GUC_RECV_MSG_CRASH_DUMP_POSTED = BIT(1),
--
2.28.0
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