[PATCH 04/11] accel/ivpu: Remove reset from power up sequence
Stanislaw Gruszka
stanislaw.gruszka at linux.intel.com
Wed Oct 25 09:43:16 UTC 2023
From: Karol Wachowski <karol.wachowski at linux.intel.com>
Setting a non-zero work point resets the IP hence IP_RESET
trigger is redundant.
Signed-off-by: Karol Wachowski <karol.wachowski at linux.intel.com>
Reviewed-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com>
Signed-off-by: Stanislaw Gruszka <stanislaw.gruszka at linux.intel.com>
---
drivers/accel/ivpu/ivpu_hw_37xx.c | 4 ----
drivers/accel/ivpu/ivpu_hw_40xx.c | 6 ------
2 files changed, 10 deletions(-)
diff --git a/drivers/accel/ivpu/ivpu_hw_37xx.c b/drivers/accel/ivpu/ivpu_hw_37xx.c
index 56b53833ede2..0da4e6117d6b 100644
--- a/drivers/accel/ivpu/ivpu_hw_37xx.c
+++ b/drivers/accel/ivpu/ivpu_hw_37xx.c
@@ -668,10 +668,6 @@ static int ivpu_hw_37xx_power_up(struct ivpu_device *vdev)
{
int ret;
- ret = ivpu_hw_37xx_ip_reset(vdev);
- if (ret)
- ivpu_warn(vdev, "Failed to reset HW: %d\n", ret);
-
ret = ivpu_hw_37xx_d0i3_disable(vdev);
if (ret)
ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret);
diff --git a/drivers/accel/ivpu/ivpu_hw_40xx.c b/drivers/accel/ivpu/ivpu_hw_40xx.c
index b25d02dc541b..5876cfd9dd40 100644
--- a/drivers/accel/ivpu/ivpu_hw_40xx.c
+++ b/drivers/accel/ivpu/ivpu_hw_40xx.c
@@ -841,12 +841,6 @@ static int ivpu_hw_40xx_power_up(struct ivpu_device *vdev)
{
int ret;
- ret = ivpu_hw_40xx_ip_reset(vdev);
- if (ret) {
- ivpu_err(vdev, "Failed to reset HW: %d\n", ret);
- return ret;
- }
-
ret = ivpu_hw_40xx_d0i3_disable(vdev);
if (ret)
ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret);
--
2.25.1
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