[PATCH v1] drm/i915/pxp/mtl: Update gsc-heci cmd size and timeout

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Update the max GSC-HECI packet size and the max firmware
response timeout to match internal fw specs.

Signed-off-by: Alan Previn <alan.previn.teres.alexis@xxxxxxxxx>
---
 drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h | 2 +-
 drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h            | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h b/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
index 0165d38fbead..c242b89ef31e 100644
--- a/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
+++ b/drivers/gpu/drm/i915/pxp/intel_pxp_cmd_interface_43.h
@@ -15,7 +15,7 @@
 #define PXP43_CMDID_INIT_SESSION 0x00000036
 
 /* PXP-Packet sizes for MTL's GSCCS-HECI instruction */
-#define PXP43_MAX_HECI_INOUT_SIZE (SZ_32K)
+#define PXP43_MAX_HECI_INOUT_SIZE (SZ_32K + SZ_4K)
 
 /* PXP-Packet size for MTL's NEW_HUC_AUTH instruction */
 #define PXP43_HUC_AUTH_INOUT_SIZE (SZ_4K)
diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h b/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h
index 298ad38e6c7d..a950d1e582d1 100644
--- a/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h
+++ b/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h
@@ -10,9 +10,9 @@
 
 struct intel_pxp;
 
-#define GSC_REPLY_LATENCY_MS 210
+#define GSC_REPLY_LATENCY_MS 360
 /*
- * Max FW response time is 200ms, to which we add 10ms to account for overhead
+ * Max FW response time is 350ms, to which we add 10ms to account for overhead
  * such as request preparation, GuC submission to hw and pipeline completion times.
  */
 #define GSC_PENDING_RETRY_MAXCOUNT 40

base-commit: 8f40aae3b99ac28dd81d00933f5dc9124dbfc881
-- 
2.39.0




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