[coreboot-gerrit] Change in coreboot[master]: soc/intel/common/cse: Helper function to set D0I3 for all HECI devices

[Subrata Banik (Code Review)]

Attention is currently required from: Patrick Rudolph.
Subrata Banik has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/60404 )

Change subject: soc/intel/common/cse: Helper function to set D0I3 for all HECI devices
......................................................................

soc/intel/common/cse: Helper function to set D0I3 for all HECI devices

SoC code to perform the override while putting the entire HECI device
lists into D0i3.

BUG=b:211954778

Signed-off-by: Subrata Banik 
Change-Id: If9eb573be096928ccd6cd05b672ec022f5840059
---
M src/soc/intel/common/block/cse/cse_eop.c
M src/soc/intel/common/block/include/intelblocks/cse.h
2 files changed, 6 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/04/60404/1

diff --git a/src/soc/intel/common/block/cse/cse_eop.c b/src/soc/intel/common/block/cse/cse_eop.c
index 4e1c563..9ae0fdf 100644
--- a/src/soc/intel/common/block/cse/cse_eop.c
+++ b/src/soc/intel/common/block/cse/cse_eop.c
@@ -14,6 +14,9 @@
 #define PMC_IPC_MEI_DISABLE_SUBID_ENABLE	0
 #define PMC_IPC_MEI_DISABLE_SUBID_DISABLE	1

+/* SoC callback to set D0I3 for all HECI devices */
+__weak void soc_heci_set_d0i3(void) { /* no-op */ }
+
 enum cse_eop_result {
    CSE_EOP_RESULT_GLOBAL_RESET_REQUESTED,
    CSE_EOP_RESULT_SUCCESS,
diff --git a/src/soc/intel/common/block/include/intelblocks/cse.h b/src/soc/intel/common/block/include/intelblocks/cse.h
index 540dabc..77c7415 100644
--- a/src/soc/intel/common/block/include/intelblocks/cse.h
+++ b/src/soc/intel/common/block/include/intelblocks/cse.h
@@ -349,4 +349,7 @@
  * Returns true if cse sub-parition update is required otherwise false.
  */
 bool skip_cse_sub_part_update(void);
+
+/* SoC callback to set D0I3 for all HECI devices */
+void soc_heci_set_d0i3(void);
 #endif // SOC_INTEL_COMMON_CSE_H