diff options
Diffstat (limited to 'drivers/net/ipa/ipa_table.c')
| -rw-r--r-- | drivers/net/ipa/ipa_table.c | 65 |
1 files changed, 34 insertions, 31 deletions
diff --git a/drivers/net/ipa/ipa_table.c b/drivers/net/ipa/ipa_table.c index f0529c31d0b6..4e4a3f8aa8e8 100644 --- a/drivers/net/ipa/ipa_table.c +++ b/drivers/net/ipa/ipa_table.c @@ -1,28 +1,25 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. - * Copyright (C) 2018-2023 Linaro Ltd. + * Copyright (C) 2018-2024 Linaro Ltd. */ -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/bits.h> #include <linux/bitops.h> -#include <linux/bitfield.h> -#include <linux/io.h> #include <linux/build_bug.h> #include <linux/device.h> #include <linux/dma-mapping.h> +#include <linux/io.h> +#include <linux/types.h> +#include "gsi.h" +#include "gsi_trans.h" #include "ipa.h" -#include "ipa_version.h" +#include "ipa_cmd.h" #include "ipa_endpoint.h" -#include "ipa_table.h" -#include "ipa_reg.h" #include "ipa_mem.h" -#include "ipa_cmd.h" -#include "gsi.h" -#include "gsi_trans.h" +#include "ipa_reg.h" +#include "ipa_table.h" +#include "ipa_version.h" /** * DOC: IPA Filter and Route Tables @@ -161,9 +158,15 @@ ipa_table_mem(struct ipa *ipa, bool filter, bool hashed, bool ipv6) return ipa_mem_find(ipa, mem_id); } +/* Return true if hashed tables are supported */ +bool ipa_table_hash_support(struct ipa *ipa) +{ + return ipa->version != IPA_VERSION_4_2; +} + bool ipa_filtered_valid(struct ipa *ipa, u64 filtered) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; u32 count; if (!filtered) { @@ -236,8 +239,7 @@ ipa_filter_reset_table(struct ipa *ipa, bool hashed, bool ipv6, bool modem) trans = ipa_cmd_trans_alloc(ipa, hweight64(ep_mask)); if (!trans) { - dev_err(&ipa->pdev->dev, - "no transaction for %s filter reset\n", + dev_err(ipa->dev, "no transaction for %s filter reset\n", modem ? "modem" : "AP"); return -EBUSY; } @@ -273,16 +275,15 @@ static int ipa_filter_reset(struct ipa *ipa, bool modem) if (ret) return ret; - ret = ipa_filter_reset_table(ipa, true, false, modem); - if (ret) + ret = ipa_filter_reset_table(ipa, false, true, modem); + if (ret || !ipa_table_hash_support(ipa)) return ret; - ret = ipa_filter_reset_table(ipa, false, true, modem); + ret = ipa_filter_reset_table(ipa, true, false, modem); if (ret) return ret; - ret = ipa_filter_reset_table(ipa, true, true, modem); - return ret; + return ipa_filter_reset_table(ipa, true, true, modem); } /* The AP routes and modem routes are each contiguous within the @@ -291,15 +292,15 @@ static int ipa_filter_reset(struct ipa *ipa, bool modem) * */ static int ipa_route_reset(struct ipa *ipa, bool modem) { + bool hash_support = ipa_table_hash_support(ipa); u32 modem_route_count = ipa->modem_route_count; struct gsi_trans *trans; u16 first; u16 count; - trans = ipa_cmd_trans_alloc(ipa, 4); + trans = ipa_cmd_trans_alloc(ipa, hash_support ? 4 : 2); if (!trans) { - dev_err(&ipa->pdev->dev, - "no transaction for %s route reset\n", + dev_err(ipa->dev, "no transaction for %s route reset\n", modem ? "modem" : "AP"); return -EBUSY; } @@ -313,10 +314,12 @@ static int ipa_route_reset(struct ipa *ipa, bool modem) } ipa_table_reset_add(trans, false, false, false, first, count); - ipa_table_reset_add(trans, false, true, false, first, count); - ipa_table_reset_add(trans, false, false, true, first, count); - ipa_table_reset_add(trans, false, true, true, first, count); + + if (hash_support) { + ipa_table_reset_add(trans, false, true, false, first, count); + ipa_table_reset_add(trans, false, true, true, first, count); + } gsi_trans_commit_wait(trans); @@ -325,7 +328,7 @@ static int ipa_route_reset(struct ipa *ipa, bool modem) void ipa_table_reset(struct ipa *ipa, bool modem) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; const char *ee_name; int ret; @@ -354,7 +357,7 @@ int ipa_table_hash_flush(struct ipa *ipa) trans = ipa_cmd_trans_alloc(ipa, 1); if (!trans) { - dev_err(&ipa->pdev->dev, "no transaction for hash flush\n"); + dev_err(ipa->dev, "no transaction for hash flush\n"); return -EBUSY; } @@ -467,7 +470,7 @@ int ipa_table_setup(struct ipa *ipa) */ trans = ipa_cmd_trans_alloc(ipa, 8); if (!trans) { - dev_err(&ipa->pdev->dev, "no transaction for table setup\n"); + dev_err(ipa->dev, "no transaction for table setup\n"); return -EBUSY; } @@ -711,7 +714,7 @@ bool ipa_table_mem_valid(struct ipa *ipa, bool filter) */ int ipa_table_init(struct ipa *ipa) { - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; dma_addr_t addr; __le64 le_addr; __le64 *virt; @@ -761,7 +764,7 @@ int ipa_table_init(struct ipa *ipa) void ipa_table_exit(struct ipa *ipa) { u32 count = max_t(u32, 1 + ipa->filter_count, ipa->route_count); - struct device *dev = &ipa->pdev->dev; + struct device *dev = ipa->dev; size_t size; size = IPA_ZERO_RULE_SIZE + (1 + count) * sizeof(__le64); |