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crypto: qat - remove writes into WQCFG 

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>
This commit is contained in:
Giovanni Cabiddu 2020-10-12 21:38:29 +01:00 committed by Herbert Xu
parent 59ab4d9aa5
commit 8b5b80db8b
1 changed files with 0 additions and 13 deletions
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13
drivers/crypto/qat/qat_common/adf_hw_arbiter.c
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@ -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);