diff mbox series

[05/15] accel/ivpu: Disable clock relinquish for MMIO reset

Message ID 20240611120433.1012423-6-jacek.lawrynowicz@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series accel/ivpu: Changes for 6.11 | expand

Commit Message

Jacek Lawrynowicz June 11, 2024, 12:04 p.m. UTC 
From: "Wachowski, Karol" <karol.wachowski@intel.com>

It is required to disable NPU clock relinquish for the time
of MMIO reset. Clock relinquish gets into default (enabled)
state after MMIO reset is performed.

Signed-off-by: Wachowski, Karol <karol.wachowski@intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
---
 drivers/accel/ivpu/ivpu_hw_btrs.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/accel/ivpu/ivpu_hw_btrs.c b/drivers/accel/ivpu/ivpu_hw_btrs.c
index 13734d1abc7d..123c1f2fd554 100644
--- a/drivers/accel/ivpu/ivpu_hw_btrs.c
+++ b/drivers/accel/ivpu/ivpu_hw_btrs.c
@@ -504,6 +504,8 @@  static int ip_reset_lnl(struct ivpu_device *vdev)
 	int ret;
 	u32 val;
 
+	ivpu_hw_btrs_clock_relinquish_disable_lnl(vdev);
+
 	ret = REGB_POLL_FLD(VPU_HW_BTRS_LNL_IP_RESET, TRIGGER, 0, TIMEOUT_US);
 	if (ret) {
 		ivpu_err(vdev, "Wait for *_TRIGGER timed out\n");