Merge branch 'next' into for-linus

Prepare input updates for 6.6 merge window.

1 files changed, 206 insertions, 0 deletions

diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen2_config.c b/drivers/crypto/intel/qat/qat_common/adf_gen2_config.c
new file mode 100644
index 000000000000..eeb30da7587a
--- /dev/null
+++ b/drivers/crypto/intel/qat/qat_common/adf_gen2_config.c
@@ -0,0 +1,206 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/* Copyright(c) 2022 Intel Corporation */
+#include "adf_accel_devices.h"
+#include "adf_cfg.h"
+#include "adf_cfg_strings.h"
+#include "adf_gen2_config.h"
+#include "adf_common_drv.h"
+#include "qat_crypto.h"
+#include "qat_compression.h"
+#include "adf_transport_access_macros.h"
+
+static int adf_gen2_crypto_dev_config(struct adf_accel_dev *accel_dev)
+{
+	char key[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
+	int banks = GET_MAX_BANKS(accel_dev);
+	int cpus = num_online_cpus();
+	unsigned long val;
+	int instances;
+	int ret;
+	int i;
+
+	if (adf_hw_dev_has_crypto(accel_dev))
+		instances = min(cpus, banks);
+	else
+		instances = 0;
+
+	for (i = 0; i < instances; i++) {
+		val = i;
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_BANK_NUM, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_BANK_NUM, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_ETRMGR_CORE_AFFINITY,
+			 i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_SIZE, i);
+		val = 128;
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 512;
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_SIZE, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 0;
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_TX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 2;
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_TX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 8;
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_ASYM_RX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 10;
+		snprintf(key, sizeof(key), ADF_CY "%d" ADF_RING_SYM_RX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = ADF_COALESCING_DEF_TIME;
+		snprintf(key, sizeof(key), ADF_ETRMGR_COALESCE_TIMER_FORMAT, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, "Accelerator0",
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+	}
+
+	val = i;
+	ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, ADF_NUM_CY,
+					  &val, ADF_DEC);
+	if (ret)
+		goto err;
+
+	return ret;
+
+err:
+	dev_err(&GET_DEV(accel_dev), "Failed to add configuration for crypto\n");
+	return ret;
+}
+
+static int adf_gen2_comp_dev_config(struct adf_accel_dev *accel_dev)
+{
+	char key[ADF_CFG_MAX_KEY_LEN_IN_BYTES];
+	int banks = GET_MAX_BANKS(accel_dev);
+	int cpus = num_online_cpus();
+	unsigned long val;
+	int instances;
+	int ret;
+	int i;
+
+	if (adf_hw_dev_has_compression(accel_dev))
+		instances = min(cpus, banks);
+	else
+		instances = 0;
+
+	for (i = 0; i < instances; i++) {
+		val = i;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_BANK_NUM, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 512;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_SIZE, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 6;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_TX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+
+		val = 14;
+		snprintf(key, sizeof(key), ADF_DC "%d" ADF_RING_DC_RX, i);
+		ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC,
+						  key, &val, ADF_DEC);
+		if (ret)
+			goto err;
+	}
+
+	val = i;
+	ret = adf_cfg_add_key_value_param(accel_dev, ADF_KERNEL_SEC, ADF_NUM_DC,
+					  &val, ADF_DEC);
+	if (ret)
+		return ret;
+
+	return ret;
+
+err:
+	dev_err(&GET_DEV(accel_dev), "Failed to add configuration for compression\n");
+	return ret;
+}
+
+/**
+ * adf_gen2_dev_config() - create dev config required to create instances
+ *
+ * @accel_dev: Pointer to acceleration device.
+ *
+ * Function creates device configuration required to create instances
+ *
+ * Return: 0 on success, error code otherwise.
+ */
+int adf_gen2_dev_config(struct adf_accel_dev *accel_dev)
+{
+	int ret;
+
+	ret = adf_cfg_section_add(accel_dev, ADF_KERNEL_SEC);
+	if (ret)
+		goto err;
+
+	ret = adf_cfg_section_add(accel_dev, "Accelerator0");
+	if (ret)
+		goto err;
+
+	ret = adf_gen2_crypto_dev_config(accel_dev);
+	if (ret)
+		goto err;
+
+	ret = adf_gen2_comp_dev_config(accel_dev);
+	if (ret)
+		goto err;
+
+	set_bit(ADF_STATUS_CONFIGURED, &accel_dev->status);
+
+	return ret;
+
+err:
+	dev_err(&GET_DEV(accel_dev), "Failed to configure QAT driver\n");
+	return ret;
+}
+EXPORT_SYMBOL_GPL(adf_gen2_dev_config);