diff options
author | Alex Elder <elder@linaro.org> | 2022-10-25 22:51:42 +0300 |
---|---|---|
committer | Paolo Abeni <pabeni@redhat.com> | 2022-10-27 14:38:13 +0300 |
commit | 8defab8bdfb1d0dc4e4e3c687cfde33b596896f7 (patch) | |
tree | 85c48dbef4b39839cc5f0fc1af63ca4c52b37cfe /drivers | |
parent | 0439e6743c5c77520e91bf52a0d16da586214753 (diff) | |
download | linux-8defab8bdfb1d0dc4e4e3c687cfde33b596896f7.tar.xz |
net: ipa: don't assume 8 modem routing table entries
Currently all platforms are assumed allot 8 routing table entries
for use by the modem. Instead, add a new configuration data entry
that defines the number of modem routing table entries, and record
that in the IPA structure.
Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/ipa/data/ipa_data-v3.1.c | 19 | ||||
-rw-r--r-- | drivers/net/ipa/data/ipa_data-v3.5.1.c | 27 | ||||
-rw-r--r-- | drivers/net/ipa/data/ipa_data-v4.11.c | 17 | ||||
-rw-r--r-- | drivers/net/ipa/data/ipa_data-v4.2.c | 17 | ||||
-rw-r--r-- | drivers/net/ipa/data/ipa_data-v4.5.c | 17 | ||||
-rw-r--r-- | drivers/net/ipa/data/ipa_data-v4.9.c | 17 | ||||
-rw-r--r-- | drivers/net/ipa/ipa.h | 2 | ||||
-rw-r--r-- | drivers/net/ipa/ipa_data.h | 2 | ||||
-rw-r--r-- | drivers/net/ipa/ipa_main.c | 6 | ||||
-rw-r--r-- | drivers/net/ipa/ipa_mem.c | 4 | ||||
-rw-r--r-- | drivers/net/ipa/ipa_qmi.c | 9 | ||||
-rw-r--r-- | drivers/net/ipa/ipa_table.c | 21 | ||||
-rw-r--r-- | drivers/net/ipa/ipa_table.h | 7 |
13 files changed, 88 insertions, 77 deletions
diff --git a/drivers/net/ipa/data/ipa_data-v3.1.c b/drivers/net/ipa/data/ipa_data-v3.1.c index e0d71f609272..3380fb3483b2 100644 --- a/drivers/net/ipa/data/ipa_data-v3.1.c +++ b/drivers/net/ipa/data/ipa_data-v3.1.c @@ -525,13 +525,14 @@ static const struct ipa_power_data ipa_power_data = { /* Configuration data for an SoC having IPA v3.1 */ const struct ipa_data ipa_data_v3_1 = { - .version = IPA_VERSION_3_1, - .backward_compat = BIT(BCR_CMDQ_L_LACK_ONE_ENTRY), - .qsb_count = ARRAY_SIZE(ipa_qsb_data), - .qsb_data = ipa_qsb_data, - .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), - .endpoint_data = ipa_gsi_endpoint_data, - .resource_data = &ipa_resource_data, - .mem_data = &ipa_mem_data, - .power_data = &ipa_power_data, + .version = IPA_VERSION_3_1, + .backward_compat = BIT(BCR_CMDQ_L_LACK_ONE_ENTRY), + .qsb_count = ARRAY_SIZE(ipa_qsb_data), + .qsb_data = ipa_qsb_data, + .modem_route_count = 8, + .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), + .endpoint_data = ipa_gsi_endpoint_data, + .resource_data = &ipa_resource_data, + .mem_data = &ipa_mem_data, + .power_data = &ipa_power_data, }; diff --git a/drivers/net/ipa/data/ipa_data-v3.5.1.c b/drivers/net/ipa/data/ipa_data-v3.5.1.c index 383ef1890065..47591faf8bd6 100644 --- a/drivers/net/ipa/data/ipa_data-v3.5.1.c +++ b/drivers/net/ipa/data/ipa_data-v3.5.1.c @@ -406,17 +406,18 @@ static const struct ipa_power_data ipa_power_data = { /* Configuration data for an SoC having IPA v3.5.1 */ const struct ipa_data ipa_data_v3_5_1 = { - .version = IPA_VERSION_3_5_1, - .backward_compat = BIT(BCR_CMDQ_L_LACK_ONE_ENTRY) | - BIT(BCR_TX_NOT_USING_BRESP) | - BIT(BCR_SUSPEND_L2_IRQ) | - BIT(BCR_HOLB_DROP_L2_IRQ) | - BIT(BCR_DUAL_TX), - .qsb_count = ARRAY_SIZE(ipa_qsb_data), - .qsb_data = ipa_qsb_data, - .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), - .endpoint_data = ipa_gsi_endpoint_data, - .resource_data = &ipa_resource_data, - .mem_data = &ipa_mem_data, - .power_data = &ipa_power_data, + .version = IPA_VERSION_3_5_1, + .backward_compat = BIT(BCR_CMDQ_L_LACK_ONE_ENTRY) | + BIT(BCR_TX_NOT_USING_BRESP) | + BIT(BCR_SUSPEND_L2_IRQ) | + BIT(BCR_HOLB_DROP_L2_IRQ) | + BIT(BCR_DUAL_TX), + .qsb_count = ARRAY_SIZE(ipa_qsb_data), + .qsb_data = ipa_qsb_data, + .modem_route_count = 8, + .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), + .endpoint_data = ipa_gsi_endpoint_data, + .resource_data = &ipa_resource_data, + .mem_data = &ipa_mem_data, + .power_data = &ipa_power_data, }; diff --git a/drivers/net/ipa/data/ipa_data-v4.11.c b/drivers/net/ipa/data/ipa_data-v4.11.c index a204e439c23d..1b4b52501ee3 100644 --- a/drivers/net/ipa/data/ipa_data-v4.11.c +++ b/drivers/net/ipa/data/ipa_data-v4.11.c @@ -394,12 +394,13 @@ static const struct ipa_power_data ipa_power_data = { /* Configuration data for an SoC having IPA v4.11 */ const struct ipa_data ipa_data_v4_11 = { - .version = IPA_VERSION_4_11, - .qsb_count = ARRAY_SIZE(ipa_qsb_data), - .qsb_data = ipa_qsb_data, - .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), - .endpoint_data = ipa_gsi_endpoint_data, - .resource_data = &ipa_resource_data, - .mem_data = &ipa_mem_data, - .power_data = &ipa_power_data, + .version = IPA_VERSION_4_11, + .qsb_count = ARRAY_SIZE(ipa_qsb_data), + .qsb_data = ipa_qsb_data, + .modem_route_count = 8, + .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), + .endpoint_data = ipa_gsi_endpoint_data, + .resource_data = &ipa_resource_data, + .mem_data = &ipa_mem_data, + .power_data = &ipa_power_data, }; diff --git a/drivers/net/ipa/data/ipa_data-v4.2.c b/drivers/net/ipa/data/ipa_data-v4.2.c index 04f574fe006f..199ed0ed868b 100644 --- a/drivers/net/ipa/data/ipa_data-v4.2.c +++ b/drivers/net/ipa/data/ipa_data-v4.2.c @@ -372,13 +372,14 @@ static const struct ipa_power_data ipa_power_data = { /* Configuration data for an SoC having IPA v4.2 */ const struct ipa_data ipa_data_v4_2 = { - .version = IPA_VERSION_4_2, + .version = IPA_VERSION_4_2, /* backward_compat value is 0 */ - .qsb_count = ARRAY_SIZE(ipa_qsb_data), - .qsb_data = ipa_qsb_data, - .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), - .endpoint_data = ipa_gsi_endpoint_data, - .resource_data = &ipa_resource_data, - .mem_data = &ipa_mem_data, - .power_data = &ipa_power_data, + .qsb_count = ARRAY_SIZE(ipa_qsb_data), + .qsb_data = ipa_qsb_data, + .modem_route_count = 8, + .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), + .endpoint_data = ipa_gsi_endpoint_data, + .resource_data = &ipa_resource_data, + .mem_data = &ipa_mem_data, + .power_data = &ipa_power_data, }; diff --git a/drivers/net/ipa/data/ipa_data-v4.5.c b/drivers/net/ipa/data/ipa_data-v4.5.c index 684239e71f46..19b549f2998b 100644 --- a/drivers/net/ipa/data/ipa_data-v4.5.c +++ b/drivers/net/ipa/data/ipa_data-v4.5.c @@ -450,12 +450,13 @@ static const struct ipa_power_data ipa_power_data = { /* Configuration data for an SoC having IPA v4.5 */ const struct ipa_data ipa_data_v4_5 = { - .version = IPA_VERSION_4_5, - .qsb_count = ARRAY_SIZE(ipa_qsb_data), - .qsb_data = ipa_qsb_data, - .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), - .endpoint_data = ipa_gsi_endpoint_data, - .resource_data = &ipa_resource_data, - .mem_data = &ipa_mem_data, - .power_data = &ipa_power_data, + .version = IPA_VERSION_4_5, + .qsb_count = ARRAY_SIZE(ipa_qsb_data), + .qsb_data = ipa_qsb_data, + .modem_route_count = 8, + .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), + .endpoint_data = ipa_gsi_endpoint_data, + .resource_data = &ipa_resource_data, + .mem_data = &ipa_mem_data, + .power_data = &ipa_power_data, }; diff --git a/drivers/net/ipa/data/ipa_data-v4.9.c b/drivers/net/ipa/data/ipa_data-v4.9.c index 2333e15f9533..d30fc1fe6ca2 100644 --- a/drivers/net/ipa/data/ipa_data-v4.9.c +++ b/drivers/net/ipa/data/ipa_data-v4.9.c @@ -444,12 +444,13 @@ static const struct ipa_power_data ipa_power_data = { /* Configuration data for an SoC having IPA v4.9. */ const struct ipa_data ipa_data_v4_9 = { - .version = IPA_VERSION_4_9, - .qsb_count = ARRAY_SIZE(ipa_qsb_data), - .qsb_data = ipa_qsb_data, - .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), - .endpoint_data = ipa_gsi_endpoint_data, - .resource_data = &ipa_resource_data, - .mem_data = &ipa_mem_data, - .power_data = &ipa_power_data, + .version = IPA_VERSION_4_9, + .qsb_count = ARRAY_SIZE(ipa_qsb_data), + .qsb_data = ipa_qsb_data, + .modem_route_count = 8, + .endpoint_count = ARRAY_SIZE(ipa_gsi_endpoint_data), + .endpoint_data = ipa_gsi_endpoint_data, + .resource_data = &ipa_resource_data, + .mem_data = &ipa_mem_data, + .power_data = &ipa_power_data, }; diff --git a/drivers/net/ipa/ipa.h b/drivers/net/ipa/ipa.h index aa39509e209a..5c95acc70bb3 100644 --- a/drivers/net/ipa/ipa.h +++ b/drivers/net/ipa/ipa.h @@ -40,6 +40,7 @@ struct ipa_interrupt; * @table_addr: DMA address of filter/route table content * @table_virt: Virtual address of filter/route table content * @route_count: Total number of entries in a routing table + * @modem_route_count: Number of modem entries in a routing table * @interrupt: IPA Interrupt information * @uc_powered: true if power is active by proxy for microcontroller * @uc_loaded: true after microcontroller has reported it's ready @@ -86,6 +87,7 @@ struct ipa { dma_addr_t table_addr; __le64 *table_virt; u32 route_count; + u32 modem_route_count; struct ipa_interrupt *interrupt; bool uc_powered; diff --git a/drivers/net/ipa/ipa_data.h b/drivers/net/ipa/ipa_data.h index e5a6ce75c7dd..412edbfac786 100644 --- a/drivers/net/ipa/ipa_data.h +++ b/drivers/net/ipa/ipa_data.h @@ -222,6 +222,7 @@ struct ipa_power_data { * @backward_compat: BCR register value (prior to IPA v4.5 only) * @qsb_count: number of entries in the qsb_data array * @qsb_data: Qualcomm System Bus configuration data + * @modem_route_count: number of modem entries in a routing table * @endpoint_count: number of entries in the endpoint_data array * @endpoint_data: IPA endpoint/GSI channel data * @resource_data: IPA resource configuration data @@ -233,6 +234,7 @@ struct ipa_data { u32 backward_compat; u32 qsb_count; /* number of entries in qsb_data[] */ const struct ipa_qsb_data *qsb_data; + u32 modem_route_count; u32 endpoint_count; /* number of entries in endpoint_data[] */ const struct ipa_gsi_endpoint_data *endpoint_data; const struct ipa_resource_data *resource_data; diff --git a/drivers/net/ipa/ipa_main.c b/drivers/net/ipa/ipa_main.c index 3461ad3029ab..ce5eadad671f 100644 --- a/drivers/net/ipa/ipa_main.c +++ b/drivers/net/ipa/ipa_main.c @@ -739,6 +739,11 @@ static int ipa_probe(struct platform_device *pdev) return -EINVAL; } + if (!data->modem_route_count) { + dev_err(dev, "modem_route_count cannot be zero\n"); + return -EINVAL; + } + /* If we need Trust Zone, make sure it's available */ modem_init = of_property_read_bool(dev->of_node, "modem-init"); if (!modem_init) @@ -763,6 +768,7 @@ static int ipa_probe(struct platform_device *pdev) dev_set_drvdata(dev, ipa); ipa->power = power; ipa->version = data->version; + ipa->modem_route_count = data->modem_route_count; init_completion(&ipa->completion); ret = ipa_reg_init(ipa); diff --git a/drivers/net/ipa/ipa_mem.c b/drivers/net/ipa/ipa_mem.c index a3d2317452ac..cb9540201839 100644 --- a/drivers/net/ipa/ipa_mem.c +++ b/drivers/net/ipa/ipa_mem.c @@ -618,9 +618,9 @@ int ipa_mem_init(struct ipa *ipa, const struct ipa_mem_data *mem_data) ipa->mem = mem_data->local; /* Check the route and filter table memory regions */ - if (!ipa_table_mem_valid(ipa, 0)) + if (!ipa_table_mem_valid(ipa, false)) return -EINVAL; - if (!ipa_table_mem_valid(ipa, IPA_ROUTE_MODEM_COUNT)) + if (!ipa_table_mem_valid(ipa, true)) return -EINVAL; ret = dma_set_mask_and_coherent(&ipa->pdev->dev, DMA_BIT_MASK(64)); diff --git a/drivers/net/ipa/ipa_qmi.c b/drivers/net/ipa/ipa_qmi.c index 8295fd4b70d1..f70f0a1d1cda 100644 --- a/drivers/net/ipa/ipa_qmi.c +++ b/drivers/net/ipa/ipa_qmi.c @@ -284,6 +284,7 @@ static const struct ipa_init_modem_driver_req * init_modem_driver_req(struct ipa_qmi *ipa_qmi) { struct ipa *ipa = container_of(ipa_qmi, struct ipa, qmi); + u32 modem_route_count = ipa->modem_route_count; static struct ipa_init_modem_driver_req req; const struct ipa_mem *mem; @@ -308,12 +309,12 @@ init_modem_driver_req(struct ipa_qmi *ipa_qmi) mem = ipa_mem_find(ipa, IPA_MEM_V4_ROUTE); req.v4_route_tbl_info_valid = 1; req.v4_route_tbl_info.start = ipa->mem_offset + mem->offset; - req.v4_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1; + req.v4_route_tbl_info.end = modem_route_count - 1; mem = ipa_mem_find(ipa, IPA_MEM_V6_ROUTE); req.v6_route_tbl_info_valid = 1; req.v6_route_tbl_info.start = ipa->mem_offset + mem->offset; - req.v6_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1; + req.v6_route_tbl_info.end = modem_route_count - 1; mem = ipa_mem_find(ipa, IPA_MEM_V4_FILTER); req.v4_filter_tbl_start_valid = 1; @@ -352,7 +353,7 @@ init_modem_driver_req(struct ipa_qmi *ipa_qmi) req.v4_hash_route_tbl_info_valid = 1; req.v4_hash_route_tbl_info.start = ipa->mem_offset + mem->offset; - req.v4_hash_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1; + req.v4_hash_route_tbl_info.end = modem_route_count - 1; } mem = ipa_mem_find(ipa, IPA_MEM_V6_ROUTE_HASHED); @@ -360,7 +361,7 @@ init_modem_driver_req(struct ipa_qmi *ipa_qmi) req.v6_hash_route_tbl_info_valid = 1; req.v6_hash_route_tbl_info.start = ipa->mem_offset + mem->offset; - req.v6_hash_route_tbl_info.end = IPA_ROUTE_MODEM_COUNT - 1; + req.v6_hash_route_tbl_info.end = modem_route_count - 1; } mem = ipa_mem_find(ipa, IPA_MEM_V4_FILTER_HASHED); diff --git a/drivers/net/ipa/ipa_table.c b/drivers/net/ipa/ipa_table.c index 23d3f081ac8e..c9ab6a3fabbc 100644 --- a/drivers/net/ipa/ipa_table.c +++ b/drivers/net/ipa/ipa_table.c @@ -129,9 +129,6 @@ static void ipa_table_validate_build(void) * assumes that it can be written using a pointer to __le64. */ BUILD_BUG_ON(IPA_ZERO_RULE_SIZE != sizeof(__le64)); - - /* The modem must be allotted at least one route table entry */ - BUILD_BUG_ON(!IPA_ROUTE_MODEM_COUNT); } static const struct ipa_mem * @@ -281,6 +278,7 @@ static int ipa_filter_reset(struct ipa *ipa, bool modem) * */ static int ipa_route_reset(struct ipa *ipa, bool modem) { + u32 modem_route_count = ipa->modem_route_count; struct gsi_trans *trans; u16 first; u16 count; @@ -295,10 +293,10 @@ static int ipa_route_reset(struct ipa *ipa, bool modem) if (modem) { first = 0; - count = IPA_ROUTE_MODEM_COUNT; + count = modem_route_count; } else { - first = IPA_ROUTE_MODEM_COUNT; - count = ipa->route_count - IPA_ROUTE_MODEM_COUNT; + first = modem_route_count; + count = ipa->route_count - modem_route_count; } ipa_table_reset_add(trans, false, first, count, IPA_MEM_V4_ROUTE); @@ -511,9 +509,9 @@ static void ipa_filter_config(struct ipa *ipa, bool modem) } } -static bool ipa_route_id_modem(u32 route_id) +static bool ipa_route_id_modem(struct ipa *ipa, u32 route_id) { - return route_id < IPA_ROUTE_MODEM_COUNT; + return route_id < ipa->modem_route_count; } /** @@ -549,7 +547,7 @@ static void ipa_route_config(struct ipa *ipa, bool modem) return; for (route_id = 0; route_id < ipa->route_count; route_id++) - if (ipa_route_id_modem(route_id) == modem) + if (ipa_route_id_modem(ipa, route_id) == modem) ipa_route_tuple_zero(ipa, route_id); } @@ -565,10 +563,9 @@ void ipa_table_config(struct ipa *ipa) /* Verify the sizes of all IPA table filter or routing table memory regions * are valid. If valid, this records the size of the routing table. */ -bool ipa_table_mem_valid(struct ipa *ipa, bool modem_route_count) +bool ipa_table_mem_valid(struct ipa *ipa, bool filter) { bool hash_support = ipa_table_hash_support(ipa); - bool filter = !modem_route_count; const struct ipa_mem *mem_hashed; const struct ipa_mem *mem_ipv4; const struct ipa_mem *mem_ipv6; @@ -611,7 +608,7 @@ bool ipa_table_mem_valid(struct ipa *ipa, bool modem_route_count) /* Routing tables must be able to hold all modem entries, * plus at least one entry for the AP. */ - if (count < modem_route_count + 1) + if (count < ipa->modem_route_count + 1) return false; } diff --git a/drivers/net/ipa/ipa_table.h b/drivers/net/ipa/ipa_table.h index 31363292dc1d..79583b16f363 100644 --- a/drivers/net/ipa/ipa_table.h +++ b/drivers/net/ipa/ipa_table.h @@ -13,9 +13,6 @@ struct ipa; /* The maximum number of filter table entries (IPv4, IPv6; hashed or not) */ #define IPA_FILTER_COUNT_MAX 14 -/* The number of route table entries allotted to the modem */ -#define IPA_ROUTE_MODEM_COUNT 8 - /** * ipa_filter_map_valid() - Validate a filter table endpoint bitmap * @ipa: IPA pointer @@ -78,8 +75,8 @@ void ipa_table_exit(struct ipa *ipa); /** * ipa_table_mem_valid() - Validate sizes of table memory regions * @ipa: IPA pointer - * @modem_route_count: Number of modem route table entries + * @filter: Whether to check filter or routing tables */ -bool ipa_table_mem_valid(struct ipa *ipa, bool modem_route_count); +bool ipa_table_mem_valid(struct ipa *ipa, bool filter); #endif /* _IPA_TABLE_H_ */ |