diff mbox series

[2/2] platform/x86: ISST: Fix usage counter

Message ID 20230612224033.2382527-3-srinivas.pandruvada@linux.intel.com (mailing list archive)
State Accepted, archived
Headers show
Series TPMI updates for SST | expand

Commit Message

srinivas pandruvada June 12, 2023, 10:40 p.m. UTC 
On multi package system, the TPMI SST instance is getting allocated
again as the usage counter is not getting incremented. Here the
instance is allocated only when the usage count is zero. There is
no need to allocate again.

Increment usage ID on successful return from isst_if_cdev_register().

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c
index 664d2ee60385..63faa2ea8327 100644
--- a/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c
+++ b/drivers/platform/x86/intel/speed_select_if/isst_tpmi_core.c
@@ -1414,6 +1414,8 @@  int tpmi_sst_init(void)
 	ret = isst_if_cdev_register(ISST_IF_DEV_TPMI, &cb);
 	if (ret)
 		kfree(isst_common.sst_inst);
+	else
+		++isst_core_usage_count;
 init_done:
 	mutex_unlock(&isst_tpmi_dev_lock);
 	return ret;