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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-fw.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-fw.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h
index 3e3c9d8..224c7f4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-fw.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fw.h
@@ -133,6 +133,7 @@ struct fw_desc {
struct fw_img {
struct fw_desc sec[IWL_UCODE_SECTION_MAX];
bool is_dual_cpus;
+ u32 paging_mem_size;
};
struct iwl_sf_region {
@@ -140,6 +141,45 @@ struct iwl_sf_region {
u32 size;
};
+/*
+ * Block paging calculations
+ */
+#define PAGE_2_EXP_SIZE 12 /* 4K == 2^12 */
+#define FW_PAGING_SIZE BIT(PAGE_2_EXP_SIZE) /* page size is 4KB */
+#define PAGE_PER_GROUP_2_EXP_SIZE 3
+/* 8 pages per group */
+#define NUM_OF_PAGE_PER_GROUP BIT(PAGE_PER_GROUP_2_EXP_SIZE)
+/* don't change, support only 32KB size */
+#define PAGING_BLOCK_SIZE (NUM_OF_PAGE_PER_GROUP * FW_PAGING_SIZE)
+/* 32K == 2^15 */
+#define BLOCK_2_EXP_SIZE (PAGE_2_EXP_SIZE + PAGE_PER_GROUP_2_EXP_SIZE)
+
+/*
+ * Image paging calculations
+ */
+#define BLOCK_PER_IMAGE_2_EXP_SIZE 5
+/* 2^5 == 32 blocks per image */
+#define NUM_OF_BLOCK_PER_IMAGE BIT(BLOCK_PER_IMAGE_2_EXP_SIZE)
+/* maximum image size 1024KB */
+#define MAX_PAGING_IMAGE_SIZE (NUM_OF_BLOCK_PER_IMAGE * PAGING_BLOCK_SIZE)
+
+#define PAGING_CMD_IS_SECURED BIT(9)
+#define PAGING_CMD_IS_ENABLED BIT(8)
+#define PAGING_CMD_NUM_OF_PAGES_IN_LAST_GRP_POS 0
+#define PAGING_TLV_SECURE_MASK 1
+
+/**
+ * struct iwl_fw_paging
+ * @fw_paging_phys: page phy pointer
+ * @fw_paging_block: pointer to the allocated block
+ * @fw_paging_size: page size
+ */
+struct iwl_fw_paging {
+ dma_addr_t fw_paging_phys;
+ struct page *fw_paging_block;
+ u32 fw_paging_size;
+};
+
/**
* struct iwl_fw_cscheme_list - a cipher scheme list
* @size: a number of entries
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