Merging upstream version 6.7.12.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

9 files changed, 82 insertions, 47 deletions

diff --git a/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c b/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c
index 0faedb5b2e..b64aaecdd9 100644
--- a/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c
+++ b/drivers/crypto/intel/qat/qat_4xxx/adf_4xxx_hw_data.c
@@ -120,29 +120,6 @@ static struct adf_hw_device_class adf_4xxx_class = {
 	.instances = 0,
 };
 
-static int get_service_enabled(struct adf_accel_dev *accel_dev)
-{
-	char services[ADF_CFG_MAX_VAL_LEN_IN_BYTES] = {0};
-	int ret;
-
-	ret = adf_cfg_get_param_value(accel_dev, ADF_GENERAL_SEC,
-				      ADF_SERVICES_ENABLED, services);
-	if (ret) {
-		dev_err(&GET_DEV(accel_dev),
-			ADF_SERVICES_ENABLED " param not found\n");
-		return ret;
-	}
-
-	ret = match_string(adf_cfg_services, ARRAY_SIZE(adf_cfg_services),
-			   services);
-	if (ret < 0)
-		dev_err(&GET_DEV(accel_dev),
-			"Invalid value of " ADF_SERVICES_ENABLED " param: %s\n",
-			services);
-
-	return ret;
-}
-
 static u32 get_accel_mask(struct adf_hw_device_data *self)
 {
 	return ADF_4XXX_ACCELERATORS_MASK;
@@ -275,7 +252,7 @@ static u32 get_accel_cap(struct adf_accel_dev *accel_dev)
 		capabilities_dc &= ~ICP_ACCEL_CAPABILITIES_CNV_INTEGRITY64;
 	}
 
-	switch (get_service_enabled(accel_dev)) {
+	switch (adf_get_service_enabled(accel_dev)) {
 	case SVC_CY:
 	case SVC_CY2:
 		return capabilities_sym | capabilities_asym;
@@ -311,7 +288,7 @@ static enum dev_sku_info get_sku(struct adf_hw_device_data *self)
 
 static const u32 *adf_get_arbiter_mapping(struct adf_accel_dev *accel_dev)
 {
-	switch (get_service_enabled(accel_dev)) {
+	switch (adf_get_service_enabled(accel_dev)) {
 	case SVC_DC:
 		return thrd_to_arb_map_dc;
 	case SVC_DCC:
@@ -420,7 +397,7 @@ static u32 uof_get_num_objs(void)
 
 static const struct adf_fw_config *get_fw_config(struct adf_accel_dev *accel_dev)
 {
-	switch (get_service_enabled(accel_dev)) {
+	switch (adf_get_service_enabled(accel_dev)) {
 	case SVC_CY:
 	case SVC_CY2:
 		return adf_fw_cy_config;
@@ -460,6 +437,13 @@ static u16 get_ring_to_svc_map(struct adf_accel_dev *accel_dev)
 	if (!fw_config)
 		return 0;
 
+	/* If dcc, all rings handle compression requests */
+	if (adf_get_service_enabled(accel_dev) == SVC_DCC) {
+		for (i = 0; i < RP_GROUP_COUNT; i++)
+			rps[i] = COMP;
+		goto set_mask;
+	}
+
 	for (i = 0; i < RP_GROUP_COUNT; i++) {
 		switch (fw_config[i].ae_mask) {
 		case ADF_AE_GROUP_0:
@@ -488,6 +472,7 @@ static u16 get_ring_to_svc_map(struct adf_accel_dev *accel_dev)
 		}
 	}
 
+set_mask:
 	ring_to_svc_map = rps[RP_GROUP_0] << ADF_CFG_SERV_RING_PAIR_0_SHIFT |
 			  rps[RP_GROUP_1] << ADF_CFG_SERV_RING_PAIR_1_SHIFT |
 			  rps[RP_GROUP_0] << ADF_CFG_SERV_RING_PAIR_2_SHIFT |
diff --git a/drivers/crypto/intel/qat/qat_common/adf_aer.c b/drivers/crypto/intel/qat/qat_common/adf_aer.c
index a39e70bd4b..621d14ea3b 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_aer.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_aer.c
@@ -92,7 +92,8 @@ static void adf_device_reset_worker(struct work_struct *work)
 	if (adf_dev_restart(accel_dev)) {
 		/* The device hanged and we can't restart it so stop here */
 		dev_err(&GET_DEV(accel_dev), "Restart device failed\n");
-		if (reset_data->mode == ADF_DEV_RESET_ASYNC)
+		if (reset_data->mode == ADF_DEV_RESET_ASYNC ||
+		    completion_done(&reset_data->compl))
 			kfree(reset_data);
 		WARN(1, "QAT: device restart failed. Device is unusable\n");
 		return;
@@ -100,11 +101,19 @@ static void adf_device_reset_worker(struct work_struct *work)
 	adf_dev_restarted_notify(accel_dev);
 	clear_bit(ADF_STATUS_RESTARTING, &accel_dev->status);
 
-	/* The dev is back alive. Notify the caller if in sync mode */
-	if (reset_data->mode == ADF_DEV_RESET_SYNC)
-		complete(&reset_data->compl);
-	else
+	/*
+	 * The dev is back alive. Notify the caller if in sync mode
+	 *
+	 * If device restart will take a more time than expected,
+	 * the schedule_reset() function can timeout and exit. This can be
+	 * detected by calling the completion_done() function. In this case
+	 * the reset_data structure needs to be freed here.
+	 */
+	if (reset_data->mode == ADF_DEV_RESET_ASYNC ||
+	    completion_done(&reset_data->compl))
 		kfree(reset_data);
+	else
+		complete(&reset_data->compl);
 }
 
 static int adf_dev_aer_schedule_reset(struct adf_accel_dev *accel_dev,
@@ -137,8 +146,9 @@ static int adf_dev_aer_schedule_reset(struct adf_accel_dev *accel_dev,
 			dev_err(&GET_DEV(accel_dev),
 				"Reset device timeout expired\n");
 			ret = -EFAULT;
+		} else {
+			kfree(reset_data);
 		}
-		kfree(reset_data);
 		return ret;
 	}
 	return 0;
diff --git a/drivers/crypto/intel/qat/qat_common/adf_cfg_services.c b/drivers/crypto/intel/qat/qat_common/adf_cfg_services.c
index 8e13fe9389..2680522944 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_cfg_services.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_cfg_services.c
@@ -2,6 +2,9 @@
 /* Copyright(c) 2023 Intel Corporation */
 
 #include <linux/export.h>
+#include <linux/pci.h>
+#include <linux/string.h>
+#include "adf_cfg.h"
 #include "adf_cfg_services.h"
 #include "adf_cfg_strings.h"
 
@@ -18,3 +21,27 @@ const char *const adf_cfg_services[] = {
 	[SVC_SYM_DC] = ADF_CFG_SYM_DC,
 };
 EXPORT_SYMBOL_GPL(adf_cfg_services);
+
+int adf_get_service_enabled(struct adf_accel_dev *accel_dev)
+{
+	char services[ADF_CFG_MAX_VAL_LEN_IN_BYTES] = {0};
+	int ret;
+
+	ret = adf_cfg_get_param_value(accel_dev, ADF_GENERAL_SEC,
+				      ADF_SERVICES_ENABLED, services);
+	if (ret) {
+		dev_err(&GET_DEV(accel_dev),
+			ADF_SERVICES_ENABLED " param not found\n");
+		return ret;
+	}
+
+	ret = match_string(adf_cfg_services, ARRAY_SIZE(adf_cfg_services),
+			   services);
+	if (ret < 0)
+		dev_err(&GET_DEV(accel_dev),
+			"Invalid value of " ADF_SERVICES_ENABLED " param: %s\n",
+			services);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(adf_get_service_enabled);
diff --git a/drivers/crypto/intel/qat/qat_common/adf_cfg_services.h b/drivers/crypto/intel/qat/qat_common/adf_cfg_services.h
index f78fd697b4..c6b0328b0f 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_cfg_services.h
+++ b/drivers/crypto/intel/qat/qat_common/adf_cfg_services.h
@@ -5,6 +5,8 @@
 
 #include "adf_cfg_strings.h"
 
+struct adf_accel_dev;
+
 enum adf_services {
 	SVC_CY = 0,
 	SVC_CY2,
@@ -21,4 +23,6 @@ enum adf_services {
 
 extern const char *const adf_cfg_services[SVC_COUNT];
 
+int adf_get_service_enabled(struct adf_accel_dev *accel_dev);
+
 #endif
diff --git a/drivers/crypto/intel/qat/qat_common/adf_clock.c b/drivers/crypto/intel/qat/qat_common/adf_clock.c
index 01e0a389e4..cf89f57de2 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_clock.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_clock.c
@@ -83,6 +83,9 @@ static int measure_clock(struct adf_accel_dev *accel_dev, u32 *frequency)
 	}
 
 	delta_us = timespec_to_us(&ts3) - timespec_to_us(&ts1);
+	if (!delta_us)
+		return -EINVAL;
+
 	temp = (timestamp2 - timestamp1) * ME_CLK_DIVIDER * 10;
 	temp = DIV_ROUND_CLOSEST_ULL(temp, delta_us);
 	/*
diff --git a/drivers/crypto/intel/qat/qat_common/adf_cnv_dbgfs.c b/drivers/crypto/intel/qat/qat_common/adf_cnv_dbgfs.c
index 07119c487d..627953a72d 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_cnv_dbgfs.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_cnv_dbgfs.c
@@ -16,7 +16,6 @@
 
 #define CNV_ERR_INFO_MASK		GENMASK(11, 0)
 #define CNV_ERR_TYPE_MASK		GENMASK(15, 12)
-#define CNV_SLICE_ERR_MASK		GENMASK(7, 0)
 #define CNV_SLICE_ERR_SIGN_BIT_INDEX	7
 #define CNV_DELTA_ERR_SIGN_BIT_INDEX	11
 
diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c
index 048c246079..2dd3772bf5 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c
@@ -1007,8 +1007,7 @@ static bool adf_handle_spppar_err(struct adf_accel_dev *accel_dev,
 static bool adf_handle_ssmcpppar_err(struct adf_accel_dev *accel_dev,
 				     void __iomem *csr, u32 iastatssm)
 {
-	u32 reg = ADF_CSR_RD(csr, ADF_GEN4_SSMCPPERR);
-	u32 bits_num = BITS_PER_REG(reg);
+	u32 reg, bits_num = BITS_PER_REG(reg);
 	bool reset_required = false;
 	unsigned long errs_bits;
 	u32 bit_iterator;
@@ -1106,8 +1105,7 @@ static bool adf_handle_rf_parr_err(struct adf_accel_dev *accel_dev,
 static bool adf_handle_ser_err_ssmsh(struct adf_accel_dev *accel_dev,
 				     void __iomem *csr, u32 iastatssm)
 {
-	u32 reg = ADF_CSR_RD(csr, ADF_GEN4_SER_ERR_SSMSH);
-	u32 bits_num = BITS_PER_REG(reg);
+	u32 reg, bits_num = BITS_PER_REG(reg);
 	bool reset_required = false;
 	unsigned long errs_bits;
 	u32 bit_iterator;
diff --git a/drivers/crypto/intel/qat/qat_common/adf_rl.c b/drivers/crypto/intel/qat/qat_common/adf_rl.c
index de1b214dba..d4f2db3c53 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_rl.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_rl.c
@@ -788,6 +788,24 @@ static void clear_sla(struct adf_rl *rl_data, struct rl_sla *sla)
 	sla_type_arr[node_id] = NULL;
 }
 
+static void free_all_sla(struct adf_accel_dev *accel_dev)
+{
+	struct adf_rl *rl_data = accel_dev->rate_limiting;
+	int sla_id;
+
+	mutex_lock(&rl_data->rl_lock);
+
+	for (sla_id = 0; sla_id < RL_NODES_CNT_MAX; sla_id++) {
+		if (!rl_data->sla[sla_id])
+			continue;
+
+		kfree(rl_data->sla[sla_id]);
+		rl_data->sla[sla_id] = NULL;
+	}
+
+	mutex_unlock(&rl_data->rl_lock);
+}
+
 /**
  * add_update_sla() - handles the creation and the update of an SLA
  * @accel_dev: pointer to acceleration device structure
@@ -1155,7 +1173,7 @@ void adf_rl_stop(struct adf_accel_dev *accel_dev)
 		return;
 
 	adf_sysfs_rl_rm(accel_dev);
-	adf_rl_remove_sla_all(accel_dev, true);
+	free_all_sla(accel_dev);
 }
 
 void adf_rl_exit(struct adf_accel_dev *accel_dev)
diff --git a/drivers/crypto/intel/qat/qat_common/qat_comp_algs.c b/drivers/crypto/intel/qat/qat_common/qat_comp_algs.c
index bf8c0ee629..2ba4aa22e0 100644
--- a/drivers/crypto/intel/qat/qat_common/qat_comp_algs.c
+++ b/drivers/crypto/intel/qat/qat_common/qat_comp_algs.c
@@ -13,15 +13,6 @@
 #include "qat_compression.h"
 #include "qat_algs_send.h"
 
-#define QAT_RFC_1950_HDR_SIZE 2
-#define QAT_RFC_1950_FOOTER_SIZE 4
-#define QAT_RFC_1950_CM_DEFLATE 8
-#define QAT_RFC_1950_CM_DEFLATE_CINFO_32K 7
-#define QAT_RFC_1950_CM_MASK 0x0f
-#define QAT_RFC_1950_CM_OFFSET 4
-#define QAT_RFC_1950_DICT_MASK 0x20
-#define QAT_RFC_1950_COMP_HDR 0x785e
-
 static DEFINE_MUTEX(algs_lock);
 static unsigned int active_devs;