accel/ivpu: Disable disable_clock_relinquish WA for LNL B0+

This WA is only needed for LNL revision A.

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/20240611120433.1012423-5-jacek.lawrynowicz@linux.intel.com

diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h
index dc6ad1978a3bc5b24153d41e28c40999ed624286..d340bd8d66eb5b3668d763f87d9ef6076b0a0501 100644 (file)
--- a/drivers/accel/ivpu/ivpu_drv.h
+++ b/drivers/accel/ivpu/ivpu_drv.h
@@ -32,6 +32,8 @@
 #define IVPU_HW_IP_50XX 50
 #define IVPU_HW_IP_60XX 60
 
+#define IVPU_HW_IP_REV_LNL_B0 4
+
 #define IVPU_HW_BTRS_MTL 1
 #define IVPU_HW_BTRS_LNL 2
 

diff --git a/drivers/accel/ivpu/ivpu_hw.c b/drivers/accel/ivpu/ivpu_hw.c
index daf1e4afb479fe0dc1dd41e570e8caace27c0d9f..09398a17c710268663dc69f379c94cbe37958008 100644 (file)
--- a/drivers/accel/ivpu/ivpu_hw.c
+++ b/drivers/accel/ivpu/ivpu_hw.c
@@ -61,7 +61,8 @@ static void wa_init(struct ivpu_device *vdev)
        if (ivpu_hw_btrs_gen(vdev) == IVPU_HW_BTRS_MTL)
                vdev->wa.interrupt_clear_with_0 = ivpu_hw_btrs_irqs_clear_with_0_mtl(vdev);
 
-       if (ivpu_device_id(vdev) == PCI_DEVICE_ID_LNL)
+       if (ivpu_device_id(vdev) == PCI_DEVICE_ID_LNL &&
+           ivpu_revision(vdev) < IVPU_HW_IP_REV_LNL_B0)
                vdev->wa.disable_clock_relinquish = true;
 
        if (ivpu_hw_ip_gen(vdev) == IVPU_HW_IP_37XX)