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path: root/drivers/net/ipa/ipa_mem.h
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Diffstat (limited to 'drivers/net/ipa/ipa_mem.h')
-rw-r--r--drivers/net/ipa/ipa_mem.h26
1 files changed, 16 insertions, 10 deletions
diff --git a/drivers/net/ipa/ipa_mem.h b/drivers/net/ipa/ipa_mem.h
index a422aec69e5d..570bfdd99bff 100644
--- a/drivers/net/ipa/ipa_mem.h
+++ b/drivers/net/ipa/ipa_mem.h
@@ -54,37 +54,43 @@ enum ipa_mem_id {
IPA_MEM_V6_ROUTE_HASHED, /* 2 canaries */
IPA_MEM_V6_ROUTE, /* 2 canaries */
IPA_MEM_MODEM_HEADER, /* 2 canaries */
- IPA_MEM_AP_HEADER, /* 0 canaries */
+ IPA_MEM_AP_HEADER, /* 0 canaries, optional */
IPA_MEM_MODEM_PROC_CTX, /* 2 canaries */
IPA_MEM_AP_PROC_CTX, /* 0 canaries */
- IPA_MEM_NAT_TABLE, /* 4 canaries (IPA v4.5 and above) */
- IPA_MEM_PDN_CONFIG, /* 0/2 canaries (IPA v4.0 and above) */
- IPA_MEM_STATS_QUOTA_MODEM, /* 2/4 canaries (IPA v4.0 and above) */
- IPA_MEM_STATS_QUOTA_AP, /* 0 canaries (IPA v4.0 and above) */
- IPA_MEM_STATS_TETHERING, /* 0 canaries (IPA v4.0 and above) */
+ IPA_MEM_MODEM, /* 0/2 canaries */
+ IPA_MEM_UC_EVENT_RING, /* 1 canary, optional */
+ IPA_MEM_PDN_CONFIG, /* 0/2 canaries (IPA v4.0+) */
+ IPA_MEM_STATS_QUOTA_MODEM, /* 2/4 canaries (IPA v4.0+) */
+ IPA_MEM_STATS_QUOTA_AP, /* 0 canaries, optional (IPA v4.0+) */
+ IPA_MEM_STATS_TETHERING, /* 0 canaries (IPA v4.0+) */
+ IPA_MEM_STATS_DROP, /* 0 canaries, optional (IPA v4.0+) */
+ /* The next 5 filter and route statistics regions are optional */
IPA_MEM_STATS_V4_FILTER, /* 0 canaries (IPA v4.0-v4.2) */
IPA_MEM_STATS_V6_FILTER, /* 0 canaries (IPA v4.0-v4.2) */
IPA_MEM_STATS_V4_ROUTE, /* 0 canaries (IPA v4.0-v4.2) */
IPA_MEM_STATS_V6_ROUTE, /* 0 canaries (IPA v4.0-v4.2) */
- IPA_MEM_STATS_FILTER_ROUTE, /* 0 canaries (IPA v4.5 and above) */
- IPA_MEM_STATS_DROP, /* 0 canaries (IPA v4.0 and above) */
- IPA_MEM_MODEM, /* 0/2 canaries */
- IPA_MEM_UC_EVENT_RING, /* 1 canary */
+ IPA_MEM_STATS_FILTER_ROUTE, /* 0 canaries (IPA v4.5+) */
+ IPA_MEM_NAT_TABLE, /* 4 canaries, optional (IPA v4.5+) */
+ IPA_MEM_END_MARKER, /* 1 canary (not a real region) */
IPA_MEM_COUNT, /* Number of regions (not an index) */
};
/**
* struct ipa_mem - IPA local memory region description
+ * @id: memory region identifier
* @offset: offset in IPA memory space to base of the region
* @size: size in bytes base of the region
* @canary_count: Number of 32-bit "canary" values that precede region
*/
struct ipa_mem {
+ enum ipa_mem_id id;
u32 offset;
u16 size;
u16 canary_count;
};
+const struct ipa_mem *ipa_mem_find(struct ipa *ipa, enum ipa_mem_id mem_id);
+
int ipa_mem_config(struct ipa *ipa);
void ipa_mem_deconfig(struct ipa *ipa);