diff options
| author | Wachowski, Karol <karol.wachowski@intel.com> | 2024-06-11 15:04:22 +0300 |
|---|---|---|
| committer | Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> | 2024-06-14 10:13:16 +0300 |
| commit | ab4484cd863b3637ec8e03318532785476d12dfc (patch) | |
| tree | ecd3d5bd0cd2a849d6916d60516abdde81c0a04c /drivers/accel | |
| parent | 52ab5be191c42fe1bffac97ee248a237b9712889 (diff) | |
| download | linux-ab4484cd863b3637ec8e03318532785476d12dfc.tar.xz | |
accel/ivpu: Disable clock relinquish for MMIO reset
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
Diffstat (limited to 'drivers/accel')
| -rw-r--r-- | drivers/accel/ivpu/ivpu_hw_btrs.c | 2 |
1 files changed, 2 insertions, 0 deletions
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"); |