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accel/ivpu: Disable clock relinquish for MMIO reset

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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>
Reviewed-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240611120433.1012423-6-jacek.lawrynowicz@linux.intel.com
This commit is contained in:
Wachowski, Karol
2024-06-11 14:04:22 +02:00
committed by Jacek Lawrynowicz
parent 52ab5be191
commit ab4484cd86
1 changed files with 2 additions and 0 deletions
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2
drivers/accel/ivpu/ivpu_hw_btrs.c
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@@ -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");