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path: root/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/iwl-fh.h')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-fh.h60
1 files changed, 24 insertions, 36 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-fh.h b/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
index 6ba374efaacb..0f6de08b7473 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-fh.h
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
/*
- * Copyright (C) 2005-2014, 2018-2021, 2023-2024 Intel Corporation
+ * Copyright (C) 2005-2014, 2018-2021, 2023-2025 Intel Corporation
* Copyright (C) 2015-2017 Intel Deutschland GmbH
*/
#ifndef __iwl_fh_h__
@@ -15,7 +15,7 @@
/* Flow Handler Definitions */
/****************************/
-/**
+/*
* This I/O area is directly read/writable by driver (e.g. Linux uses writel())
* Addresses are offsets from device's PCI hardware base address.
*/
@@ -24,7 +24,7 @@
#define FH_MEM_LOWER_BOUND_GEN2 (0xa06000)
#define FH_MEM_UPPER_BOUND_GEN2 (0xa08000)
-/**
+/*
* Keep-Warm (KW) buffer base address.
*
* Driver must allocate a 4KByte buffer that is for keeping the
@@ -44,7 +44,7 @@
#define FH_KW_MEM_ADDR_REG (FH_MEM_LOWER_BOUND + 0x97C)
-/**
+/*
* TFD Circular Buffers Base (CBBC) addresses
*
* Device has 16 base pointer registers, one for each of 16 host-DRAM-resident
@@ -71,7 +71,7 @@
static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
unsigned int chnl)
{
- if (trans->trans_cfg->gen2) {
+ if (trans->mac_cfg->gen2) {
WARN_ON_ONCE(chnl >= 64);
return TFH_TFDQ_CBB_TABLE + 8 * chnl;
}
@@ -143,7 +143,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
*/
#define TFH_SRV_DMA_CHNL0_BC (0x1F70)
-/**
+/*
* Rx SRAM Control and Status Registers (RSCSR)
*
* These registers provide handshake between driver and device for the Rx queue
@@ -216,21 +216,21 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define FH_MEM_RSCSR_UPPER_BOUND (FH_MEM_LOWER_BOUND + 0xC00)
#define FH_MEM_RSCSR_CHNL0 (FH_MEM_RSCSR_LOWER_BOUND)
-/**
+/*
* Physical base address of 8-byte Rx Status buffer.
* Bit fields:
* 31-0: Rx status buffer physical base address [35:4], must 16-byte aligned.
*/
#define FH_RSCSR_CHNL0_STTS_WPTR_REG (FH_MEM_RSCSR_CHNL0)
-/**
+/*
* Physical base address of Rx Buffer Descriptor Circular Buffer.
* Bit fields:
* 27-0: RBD CD physical base address [35:8], must be 256-byte aligned.
*/
#define FH_RSCSR_CHNL0_RBDCB_BASE_REG (FH_MEM_RSCSR_CHNL0 + 0x004)
-/**
+/*
* Rx write pointer (index, really!).
* Bit fields:
* 11-0: Index of driver's most recent prepared-to-be-filled RBD, + 1.
@@ -242,7 +242,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define FW_RSCSR_CHNL0_RXDCB_RDPTR_REG (FH_MEM_RSCSR_CHNL0 + 0x00c)
#define FH_RSCSR_CHNL0_RDPTR FW_RSCSR_CHNL0_RXDCB_RDPTR_REG
-/**
+/*
* Rx Config/Status Registers (RCSR)
* Rx Config Reg for channel 0 (only channel used)
*
@@ -300,7 +300,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_NO_INT_VAL (0x00000000)
#define FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL (0x00001000)
-/**
+/*
* Rx Shared Status Registers (RSSR)
*
* After stopping Rx DMA channel (writing 0 to
@@ -356,7 +356,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define RFH_RBDBUF_RBD0_LSB 0xA08300
#define RFH_RBDBUF_RBD_LSB(q) (RFH_RBDBUF_RBD0_LSB + (q) * 8)
-/**
+/*
* RFH Status Register
*
* Bit fields:
@@ -378,14 +378,14 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
* Once the RXF-to-DRAM DMA is active, this flag is immediately turned off.
*/
#define RFH_GEN_STATUS 0xA09808
-#define RFH_GEN_STATUS_GEN3 0xA07824
+#define RFH_GEN_STATUS_AX210 0xA07824
#define RBD_FETCH_IDLE BIT(29)
#define SRAM_DMA_IDLE BIT(30)
#define RXF_DMA_IDLE BIT(31)
/* DMA configuration */
#define RFH_RXF_DMA_CFG 0xA09820
-#define RFH_RXF_DMA_CFG_GEN3 0xA07880
+#define RFH_RXF_DMA_CFG_AX210 0xA07880
/* RB size */
#define RFH_RXF_DMA_RB_SIZE_MASK (0x000F0000) /* bits 16-19 */
#define RFH_RXF_DMA_RB_SIZE_POS 16
@@ -440,7 +440,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define FH_TFDIB_CTRL0_REG(_chnl) (FH_TFDIB_LOWER_BOUND + 0x8 * (_chnl))
#define FH_TFDIB_CTRL1_REG(_chnl) (FH_TFDIB_LOWER_BOUND + 0x8 * (_chnl) + 0x4)
-/**
+/*
* Transmit DMA Channel Control/Status Registers (TCSR)
*
* Device has one configuration register for each of 8 Tx DMA/FIFO channels
@@ -501,7 +501,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM (20)
#define FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX (12)
-/**
+/*
* Tx Shared Status Registers (TSSR)
*
* After stopping Tx DMA channel (writing 0 to
@@ -518,7 +518,7 @@ static inline unsigned int FH_MEM_CBBC_QUEUE(struct iwl_trans *trans,
#define FH_TSSR_TX_STATUS_REG (FH_TSSR_LOWER_BOUND + 0x010)
-/**
+/*
* Bit fields for TSSR(Tx Shared Status & Control) error status register:
* 31: Indicates an address error when accessed to internal memory
* uCode/driver must write "1" in order to clear this flag
@@ -588,13 +588,12 @@ struct iwl_rb_status {
#define TFD_QUEUE_SIZE_MAX (256)
-#define TFD_QUEUE_SIZE_MAX_GEN3 (65536)
/* cb size is the exponent - 3 */
#define TFD_QUEUE_CB_SIZE(x) (ilog2(x) - 3)
#define TFD_QUEUE_SIZE_BC_DUP (64)
#define TFD_QUEUE_BC_SIZE (TFD_QUEUE_SIZE_MAX + TFD_QUEUE_SIZE_BC_DUP)
-#define TFD_QUEUE_BC_SIZE_GEN3_AX210 1024
-#define TFD_QUEUE_BC_SIZE_GEN3_BZ (1024 * 4)
+#define TFD_QUEUE_BC_SIZE_AX210 1024
+#define TFD_QUEUE_BC_SIZE_BZ (1024 * 4)
#define IWL_TX_DMA_MASK DMA_BIT_MASK(36)
#define IWL_NUM_OF_TBS 20
#define IWL_TFH_NUM_TBS 25
@@ -634,7 +633,7 @@ enum iwl_tfd_tb_hi_n_len {
};
/**
- * struct iwl_tfd_tb transmit buffer descriptor within transmit frame descriptor
+ * struct iwl_tfd_tb - transmit buffer descriptor within transmit frame descriptor
*
* This structure contains dma address and length of transmission address
*
@@ -648,7 +647,7 @@ struct iwl_tfd_tb {
} __packed;
/**
- * struct iwl_tfh_tb transmit buffer descriptor within transmit frame descriptor
+ * struct iwl_tfh_tb - transmit buffer descriptor within transmit frame descriptor
*
* This structure contains dma address and length of transmission address
*
@@ -717,30 +716,19 @@ struct iwl_tfh_tfd {
/* Fixed (non-configurable) rx data from phy */
/**
- * struct iwlagn_schedq_bc_tbl scheduler byte count table
+ * struct iwl_bc_tbl_entry - scheduler byte count table entry
* base physical address provided by SCD_DRAM_BASE_ADDR
* For devices up to 22000:
* @tfd_offset:
* For devices up to 22000:
* 0-12 - tx command byte count
* 12-16 - station index
- * For 22000:
+ * For 22000 and on:
* 0-12 - tx command byte count
* 12-13 - number of 64 byte chunks
* 14-16 - reserved
*/
-struct iwlagn_scd_bc_tbl {
- __le16 tfd_offset[TFD_QUEUE_BC_SIZE];
-} __packed;
-
-/**
- * struct iwl_gen3_bc_tbl_entry scheduler byte count table entry gen3
- * For AX210 and on:
- * @tfd_offset: 0-12 - tx command byte count
- * 12-13 - number of 64 byte chunks
- * 14-16 - reserved
- */
-struct iwl_gen3_bc_tbl_entry {
+struct iwl_bc_tbl_entry {
__le16 tfd_offset;
} __packed;
generated by cgit (git 2.34.1) at 2025-07-23 07:02:45 +0000