From 8b5b80db8b85a78929fb0ad50acea32eeefa7ebd Mon Sep 17 00:00:00 2001
From: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Date: Mon, 12 Oct 2020 21:38:29 +0100
Subject: [PATCH] crypto: qat - remove writes into WQCFG
Git-commit: 8b5b80db8b85a78929fb0ad50acea32eeefa7ebd
References: jsc#SLE-14454
Patch-mainline: v5.11-rc1
WQCFG registers contain the correct values after reset in all
generations of QAT. No need to write into them.
Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Reviewed-by: Fiona Trahe <fiona.trahe@intel.com>
Reviewed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Oliver Neukum <oneukum@suse.com>
---
drivers/crypto/qat/qat_common/adf_hw_arbiter.c | 13 -------------
1 file changed, 13 deletions(-)
diff --git a/drivers/crypto/qat/qat_common/adf_hw_arbiter.c b/drivers/crypto/qat/qat_common/adf_hw_arbiter.c
index d4162783f970..cbb9f0b8ff74 100644
--- a/drivers/crypto/qat/qat_common/adf_hw_arbiter.c
+++ b/drivers/crypto/qat/qat_common/adf_hw_arbiter.c
@@ -11,7 +11,6 @@
#define ADF_ARB_REG_SLOT 0x1000
#define ADF_ARB_WTR_OFFSET 0x010
#define ADF_ARB_RO_EN_OFFSET 0x090
-#define ADF_ARB_WQCFG_OFFSET 0x100
#define ADF_ARB_WRK_2_SER_MAP_OFFSET 0x180
#define ADF_ARB_RINGSRVARBEN_OFFSET 0x19C
@@ -28,10 +27,6 @@
ADF_ARB_WRK_2_SER_MAP_OFFSET) + \
(ADF_ARB_REG_SIZE * index), value)
-#define WRITE_CSR_ARB_WQCFG(csr_addr, index, value) \
- ADF_CSR_WR(csr_addr, (ADF_ARB_OFFSET + \
- ADF_ARB_WQCFG_OFFSET) + (ADF_ARB_REG_SIZE * index), value)
-
int adf_init_arb(struct adf_accel_dev *accel_dev)
{
struct adf_hw_device_data *hw_data = accel_dev->hw_device;
@@ -45,10 +40,6 @@ int adf_init_arb(struct adf_accel_dev *accel_dev)
for (arb = 0; arb < ADF_ARB_NUM; arb++)
WRITE_CSR_ARB_SARCONFIG(csr, arb, arb_cfg);
- /* Setup worker queue registers */
- for (i = 0; i < hw_data->num_engines; i++)
- WRITE_CSR_ARB_WQCFG(csr, i, i);
-
/* Map worker threads to service arbiters */
hw_data->get_arb_mapping(accel_dev, &thd_2_arb_cfg);
@@ -84,10 +75,6 @@ void adf_exit_arb(struct adf_accel_dev *accel_dev)
for (i = 0; i < ADF_ARB_NUM; i++)
WRITE_CSR_ARB_SARCONFIG(csr, i, 0);
- /* Shutdown work queue */
- for (i = 0; i < hw_data->num_engines; i++)
- WRITE_CSR_ARB_WQCFG(csr, i, 0);
-
/* Unmap worker threads to service arbiters */
for (i = 0; i < hw_data->num_engines; i++)
WRITE_CSR_ARB_WRK_2_SER_MAP(csr, i, 0);
--
2.26.2