iwlwifi: mvm: support change to a000 smem API

API was changed once more to support 2 LMACs.
Adapt to change while preserving current functionality.

Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h
index 4bceaccee62f324a4d5006fdd0ab6cd741654cd2..f832e58e0ef99fc24e529ff4d93d5ca2b4b3c085 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h
@@ -314,6 +314,8 @@
 #define LMPM_SECURE_CPU1_HDR_MEM_SPACE         (0x420000)
 #define LMPM_SECURE_CPU2_HDR_MEM_SPACE         (0x420400)
 
+#define LMAC2_PRPH_OFFSET              (0x100000)
+
 /* Rx FIFO */
 #define RXF_SIZE_ADDR                  (0xa00c88)
 #define RXF_RD_D_SPACE                 (0xa00c40)

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api.h b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api.h
index dd2bd7c3587c3db3804e89626d30d8889f90a441..56f50d8a7b69b28c534995504895f2571211a815 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-api.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-api.h
@@ -2026,19 +2026,48 @@ struct iwl_shared_mem_cfg_v1 {
        __le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
 } __packed; /* SHARED_MEM_ALLOC_API_S_VER_2 */
 
+/**
+ * struct iwl_shared_mem_lmac_cfg - LMAC shared memory configuration
+ *
+ * @txfifo_addr: start addr of TXF0 (excluding the context table 0.5KB)
+ * @txfifo_size: size of TX FIFOs
+ * @rxfifo1_addr: RXF1 addr
+ * @rxfifo1_size: RXF1 size
+ */
+struct iwl_shared_mem_lmac_cfg {
+       __le32 txfifo_addr;
+       __le32 txfifo_size[TX_FIFO_MAX_NUM];
+       __le32 rxfifo1_addr;
+       __le32 rxfifo1_size;
+
+} __packed; /* SHARED_MEM_ALLOC_LMAC_API_S_VER_1 */
+
+/**
+ * Shared memory configuration information from the FW
+ *
+ * @shared_mem_addr: shared memory address
+ * @shared_mem_size: shared memory size
+ * @sample_buff_addr: internal sample (mon/adc) buff addr
+ * @sample_buff_size: internal sample buff size
+ * @rxfifo2_addr: start addr of RXF2
+ * @rxfifo2_size: size of RXF2
+ * @page_buff_addr: used by UMAC and performance debug (page miss analysis),
+ *     when paging is not supported this should be 0
+ * @page_buff_size: size of %page_buff_addr
+ * @lmac_num: number of LMACs (1 or 2)
+ * @lmac_smem: per - LMAC smem data
+ */
 struct iwl_shared_mem_cfg {
        __le32 shared_mem_addr;
        __le32 shared_mem_size;
        __le32 sample_buff_addr;
        __le32 sample_buff_size;
-       __le32 txfifo_addr;
-       __le32 txfifo_size[TX_FIFO_MAX_NUM];
-       __le32 rxfifo_size[RX_FIFO_MAX_NUM];
+       __le32 rxfifo2_addr;
+       __le32 rxfifo2_size;
        __le32 page_buff_addr;
        __le32 page_buff_size;
-       __le32 rxfifo_addr;
-       __le32 internal_txfifo_addr;
-       __le32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
+       __le32 lmac_num;
+       struct iwl_shared_mem_lmac_cfg lmac_smem[2];
 } __packed; /* SHARED_MEM_ALLOC_API_S_VER_3 */
 
 /**

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c
index a027b11bbdb38b5040d679982762959c03df97d2..7b86a4f1b574c6f507fbde87c1276241fd534a4a 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw-dbg.c
@@ -7,7 +7,7 @@
  *
  * Copyright(c) 2008 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
- * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
+ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of version 2 of the GNU General Public License as
@@ -32,7 +32,7 @@
  *
  * Copyright(c) 2005 - 2014 Intel Corporation. All rights reserved.
  * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH
- * Copyright(c) 2015 - 2016 Intel Deutschland GmbH
+ * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -99,10 +99,120 @@ static void iwl_mvm_read_radio_reg(struct iwl_mvm *mvm,
        iwl_trans_release_nic_access(mvm->trans, &flags);
 }
 
+static void iwl_mvm_dump_rxf(struct iwl_mvm *mvm,
+                            struct iwl_fw_error_dump_data **dump_data,
+                            int size, u32 offset, int fifo_num)
+{
+       struct iwl_fw_error_dump_fifo *fifo_hdr;
+       u32 *fifo_data;
+       u32 fifo_len;
+       int i;
+
+       fifo_hdr = (void *)(*dump_data)->data;
+       fifo_data = (void *)fifo_hdr->data;
+       fifo_len = size;
+
+       /* No need to try to read the data if the length is 0 */
+       if (fifo_len == 0)
+               return;
+
+       /* Add a TLV for the RXF */
+       (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF);
+       (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr));
+
+       fifo_hdr->fifo_num = cpu_to_le32(fifo_num);
+       fifo_hdr->available_bytes =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               RXF_RD_D_SPACE + offset));
+       fifo_hdr->wr_ptr =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               RXF_RD_WR_PTR + offset));
+       fifo_hdr->rd_ptr =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               RXF_RD_RD_PTR + offset));
+       fifo_hdr->fence_ptr =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               RXF_RD_FENCE_PTR + offset));
+       fifo_hdr->fence_mode =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               RXF_SET_FENCE_MODE + offset));
+
+       /* Lock fence */
+       iwl_trans_write_prph(mvm->trans, RXF_SET_FENCE_MODE + offset, 0x1);
+       /* Set fence pointer to the same place like WR pointer */
+       iwl_trans_write_prph(mvm->trans, RXF_LD_WR2FENCE + offset, 0x1);
+       /* Set fence offset */
+       iwl_trans_write_prph(mvm->trans,
+                            RXF_LD_FENCE_OFFSET_ADDR + offset, 0x0);
+
+       /* Read FIFO */
+       fifo_len /= sizeof(u32); /* Size in DWORDS */
+       for (i = 0; i < fifo_len; i++)
+               fifo_data[i] = iwl_trans_read_prph(mvm->trans,
+                                                RXF_FIFO_RD_FENCE_INC +
+                                                offset);
+       *dump_data = iwl_fw_error_next_data(*dump_data);
+}
+
+static void iwl_mvm_dump_txf(struct iwl_mvm *mvm,
+                            struct iwl_fw_error_dump_data **dump_data,
+                            int size, u32 offset, int fifo_num)
+{
+       struct iwl_fw_error_dump_fifo *fifo_hdr;
+       u32 *fifo_data;
+       u32 fifo_len;
+       int i;
+
+       fifo_hdr = (void *)(*dump_data)->data;
+       fifo_data = (void *)fifo_hdr->data;
+       fifo_len = size;
+
+       /* No need to try to read the data if the length is 0 */
+       if (fifo_len == 0)
+               return;
+
+       /* Add a TLV for the FIFO */
+       (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXF);
+       (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr));
+
+       fifo_hdr->fifo_num = cpu_to_le32(fifo_num);
+       fifo_hdr->available_bytes =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               TXF_FIFO_ITEM_CNT + offset));
+       fifo_hdr->wr_ptr =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               TXF_WR_PTR + offset));
+       fifo_hdr->rd_ptr =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               TXF_RD_PTR + offset));
+       fifo_hdr->fence_ptr =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               TXF_FENCE_PTR + offset));
+       fifo_hdr->fence_mode =
+               cpu_to_le32(iwl_trans_read_prph(mvm->trans,
+                                               TXF_LOCK_FENCE + offset));
+
+       /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */
+       iwl_trans_write_prph(mvm->trans, TXF_READ_MODIFY_ADDR + offset,
+                            TXF_WR_PTR + offset);
+
+       /* Dummy-read to advance the read pointer to the head */
+       iwl_trans_read_prph(mvm->trans, TXF_READ_MODIFY_DATA + offset);
+
+       /* Read FIFO */
+       fifo_len /= sizeof(u32); /* Size in DWORDS */
+       for (i = 0; i < fifo_len; i++)
+               fifo_data[i] = iwl_trans_read_prph(mvm->trans,
+                                                 TXF_READ_MODIFY_DATA +
+                                                 offset);
+       *dump_data = iwl_fw_error_next_data(*dump_data);
+}
+
 static void iwl_mvm_dump_fifos(struct iwl_mvm *mvm,
                               struct iwl_fw_error_dump_data **dump_data)
 {
        struct iwl_fw_error_dump_fifo *fifo_hdr;
+       struct iwl_mvm_shared_mem_cfg *cfg = &mvm->smem_cfg;
        u32 *fifo_data;
        u32 fifo_len;
        unsigned long flags;
@@ -111,126 +221,47 @@ static void iwl_mvm_dump_fifos(struct iwl_mvm *mvm,
        if (!iwl_trans_grab_nic_access(mvm->trans, &flags))
                return;
 
-       /* Pull RXF data from all RXFs */
-       for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.rxfifo_size); i++) {
-               /*
-                * Keep aside the additional offset that might be needed for
-                * next RXF
-                */
-               u32 offset_diff = RXF_DIFF_FROM_PREV * i;
-
-               fifo_hdr = (void *)(*dump_data)->data;
-               fifo_data = (void *)fifo_hdr->data;
-               fifo_len = mvm->shared_mem_cfg.rxfifo_size[i];
-
-               /* No need to try to read the data if the length is 0 */
-               if (fifo_len == 0)
-                       continue;
-
-               /* Add a TLV for the RXF */
-               (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_RXF);
-               (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr));
-
-               fifo_hdr->fifo_num = cpu_to_le32(i);
-               fifo_hdr->available_bytes =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       RXF_RD_D_SPACE +
-                                                       offset_diff));
-               fifo_hdr->wr_ptr =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       RXF_RD_WR_PTR +
-                                                       offset_diff));
-               fifo_hdr->rd_ptr =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       RXF_RD_RD_PTR +
-                                                       offset_diff));
-               fifo_hdr->fence_ptr =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       RXF_RD_FENCE_PTR +
-                                                       offset_diff));
-               fifo_hdr->fence_mode =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       RXF_SET_FENCE_MODE +
-                                                       offset_diff));
-
-               /* Lock fence */
-               iwl_trans_write_prph(mvm->trans,
-                                    RXF_SET_FENCE_MODE + offset_diff, 0x1);
-               /* Set fence pointer to the same place like WR pointer */
-               iwl_trans_write_prph(mvm->trans,
-                                    RXF_LD_WR2FENCE + offset_diff, 0x1);
-               /* Set fence offset */
-               iwl_trans_write_prph(mvm->trans,
-                                    RXF_LD_FENCE_OFFSET_ADDR + offset_diff,
-                                    0x0);
-
-               /* Read FIFO */
-               fifo_len /= sizeof(u32); /* Size in DWORDS */
-               for (j = 0; j < fifo_len; j++)
-                       fifo_data[j] = iwl_trans_read_prph(mvm->trans,
-                                                        RXF_FIFO_RD_FENCE_INC +
-                                                        offset_diff);
-               *dump_data = iwl_fw_error_next_data(*dump_data);
-       }
-
-       /* Pull TXF data from all TXFs */
-       for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size); i++) {
+       /* Pull RXF1 */
+       iwl_mvm_dump_rxf(mvm, dump_data, cfg->lmac[0].rxfifo1_size, 0, 0);
+       /* Pull RXF2 */
+       iwl_mvm_dump_rxf(mvm, dump_data, cfg->rxfifo2_size,
+                        RXF_DIFF_FROM_PREV, 1);
+       /* Pull LMAC2 RXF1 */
+       if (mvm->smem_cfg.num_lmacs > 1)
+               iwl_mvm_dump_rxf(mvm, dump_data, cfg->lmac[1].rxfifo1_size,
+                                LMAC2_PRPH_OFFSET, 2);
+
+       /* Pull TXF data from LMAC1 */
+       for (i = 0; i < mvm->smem_cfg.num_txfifo_entries; i++) {
                /* Mark the number of TXF we're pulling now */
                iwl_trans_write_prph(mvm->trans, TXF_LARC_NUM, i);
+               iwl_mvm_dump_txf(mvm, dump_data, cfg->lmac[0].txfifo_size[i],
+                                0, i);
+       }
 
-               fifo_hdr = (void *)(*dump_data)->data;
-               fifo_data = (void *)fifo_hdr->data;
-               fifo_len = mvm->shared_mem_cfg.txfifo_size[i];
-
-               /* No need to try to read the data if the length is 0 */
-               if (fifo_len == 0)
-                       continue;
-
-               /* Add a TLV for the FIFO */
-               (*dump_data)->type = cpu_to_le32(IWL_FW_ERROR_DUMP_TXF);
-               (*dump_data)->len = cpu_to_le32(fifo_len + sizeof(*fifo_hdr));
-
-               fifo_hdr->fifo_num = cpu_to_le32(i);
-               fifo_hdr->available_bytes =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       TXF_FIFO_ITEM_CNT));
-               fifo_hdr->wr_ptr =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       TXF_WR_PTR));
-               fifo_hdr->rd_ptr =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       TXF_RD_PTR));
-               fifo_hdr->fence_ptr =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       TXF_FENCE_PTR));
-               fifo_hdr->fence_mode =
-                       cpu_to_le32(iwl_trans_read_prph(mvm->trans,
-                                                       TXF_LOCK_FENCE));
-
-               /* Set the TXF_READ_MODIFY_ADDR to TXF_WR_PTR */
-               iwl_trans_write_prph(mvm->trans, TXF_READ_MODIFY_ADDR,
-                                    TXF_WR_PTR);
-
-               /* Dummy-read to advance the read pointer to the head */
-               iwl_trans_read_prph(mvm->trans, TXF_READ_MODIFY_DATA);
-
-               /* Read FIFO */
-               fifo_len /= sizeof(u32); /* Size in DWORDS */
-               for (j = 0; j < fifo_len; j++)
-                       fifo_data[j] = iwl_trans_read_prph(mvm->trans,
-                                                         TXF_READ_MODIFY_DATA);
-               *dump_data = iwl_fw_error_next_data(*dump_data);
+       /* Pull TXF data from LMAC2 */
+       if (mvm->smem_cfg.num_lmacs > 1) {
+               for (i = 0; i < mvm->smem_cfg.num_txfifo_entries; i++) {
+                       /* Mark the number of TXF we're pulling now */
+                       iwl_trans_write_prph(mvm->trans,
+                                            TXF_LARC_NUM + LMAC2_PRPH_OFFSET,
+                                            i);
+                       iwl_mvm_dump_txf(mvm, dump_data,
+                                        cfg->lmac[1].txfifo_size[i],
+                                        LMAC2_PRPH_OFFSET,
+                                        i + cfg->num_txfifo_entries);
+               }
        }
 
        if (fw_has_capa(&mvm->fw->ucode_capa,
                        IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) {
                /* Pull UMAC internal TXF data from all TXFs */
                for (i = 0;
-                    i < ARRAY_SIZE(mvm->shared_mem_cfg.internal_txfifo_size);
+                    i < ARRAY_SIZE(mvm->smem_cfg.internal_txfifo_size);
                     i++) {
                        fifo_hdr = (void *)(*dump_data)->data;
                        fifo_data = (void *)fifo_hdr->data;
-                       fifo_len = mvm->shared_mem_cfg.internal_txfifo_size[i];
+                       fifo_len = mvm->smem_cfg.internal_txfifo_size[i];
 
                        /* No need to try to read the data if the length is 0 */
                        if (fifo_len == 0)
@@ -246,7 +277,7 @@ static void iwl_mvm_dump_fifos(struct iwl_mvm *mvm,
 
                        /* Mark the number of TXF we're pulling now */
                        iwl_trans_write_prph(mvm->trans, TXF_CPU2_NUM, i +
-                               ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size));
+                               mvm->smem_cfg.num_txfifo_entries);
 
                        fifo_hdr->available_bytes =
                                cpu_to_le32(iwl_trans_read_prph(mvm->trans,
@@ -553,31 +584,45 @@ void iwl_mvm_fw_error_dump(struct iwl_mvm *mvm)
 
        /* reading RXF/TXF sizes */
        if (test_bit(STATUS_FW_ERROR, &mvm->trans->status)) {
-               struct iwl_mvm_shared_mem_cfg *mem_cfg = &mvm->shared_mem_cfg;
+               struct iwl_mvm_shared_mem_cfg *mem_cfg = &mvm->smem_cfg;
 
                fifo_data_len = 0;
 
-               /* Count RXF size */
-               for (i = 0; i < ARRAY_SIZE(mem_cfg->rxfifo_size); i++) {
-                       if (!mem_cfg->rxfifo_size[i])
-                               continue;
-
+               /* Count RXF2 size */
+               if (mem_cfg->rxfifo2_size) {
                        /* Add header info */
-                       fifo_data_len += mem_cfg->rxfifo_size[i] +
+                       fifo_data_len += mem_cfg->rxfifo2_size +
                                         sizeof(*dump_data) +
                                         sizeof(struct iwl_fw_error_dump_fifo);
                }
 
-               for (i = 0; i < mem_cfg->num_txfifo_entries; i++) {
-                       if (!mem_cfg->txfifo_size[i])
+               /* Count RXF1 sizes */
+               for (i = 0; i < mem_cfg->num_lmacs; i++) {
+                       if (!mem_cfg->lmac[i].rxfifo1_size)
                                continue;
 
                        /* Add header info */
-                       fifo_data_len += mem_cfg->txfifo_size[i] +
+                       fifo_data_len += mem_cfg->lmac[i].rxfifo1_size +
                                         sizeof(*dump_data) +
                                         sizeof(struct iwl_fw_error_dump_fifo);
                }
 
+               /* Count TXF sizes */
+               for (i = 0; i < mem_cfg->num_lmacs; i++) {
+                       int j;
+
+                       for (j = 0; j < mem_cfg->num_txfifo_entries; j++) {
+                               if (!mem_cfg->lmac[i].txfifo_size[j])
+                                       continue;
+
+                               /* Add header info */
+                               fifo_data_len +=
+                                       mem_cfg->lmac[i].txfifo_size[j] +
+                                       sizeof(*dump_data) +
+                                       sizeof(struct iwl_fw_error_dump_fifo);
+                       }
+               }
+
                if (fw_has_capa(&mvm->fw->ucode_capa,
                                IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) {
                        for (i = 0;

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
index bfccbadd1a6ec14a32a9f14ad96db61013d5ca80..a845233d14a3cf71877761620636efdf78aeeaad 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c
@@ -897,24 +897,27 @@ static void iwl_mvm_parse_shared_mem_a000(struct iwl_mvm *mvm,
                                          struct iwl_rx_packet *pkt)
 {
        struct iwl_shared_mem_cfg *mem_cfg = (void *)pkt->data;
-       int i;
+       int i, lmac;
+       int lmac_num = le32_to_cpu(mem_cfg->lmac_num);
 
-       mvm->shared_mem_cfg.num_txfifo_entries =
-               ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size);
-       for (i = 0; i < ARRAY_SIZE(mem_cfg->txfifo_size); i++)
-               mvm->shared_mem_cfg.txfifo_size[i] =
-                       le32_to_cpu(mem_cfg->txfifo_size[i]);
-       for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.rxfifo_size); i++)
-               mvm->shared_mem_cfg.rxfifo_size[i] =
-                       le32_to_cpu(mem_cfg->rxfifo_size[i]);
+       if (WARN_ON(lmac_num > ARRAY_SIZE(mem_cfg->lmac_smem)))
+               return;
 
-       BUILD_BUG_ON(sizeof(mvm->shared_mem_cfg.internal_txfifo_size) !=
-                    sizeof(mem_cfg->internal_txfifo_size));
+       mvm->smem_cfg.num_lmacs = lmac_num;
+       mvm->smem_cfg.num_txfifo_entries =
+               ARRAY_SIZE(mem_cfg->lmac_smem[0].txfifo_size);
+       mvm->smem_cfg.rxfifo2_size = le32_to_cpu(mem_cfg->rxfifo2_size);
 
-       for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.internal_txfifo_size);
-            i++)
-               mvm->shared_mem_cfg.internal_txfifo_size[i] =
-                       le32_to_cpu(mem_cfg->internal_txfifo_size[i]);
+       for (lmac = 0; lmac < lmac_num; lmac++) {
+               struct iwl_shared_mem_lmac_cfg *lmac_cfg =
+                       &mem_cfg->lmac_smem[lmac];
+
+               for (i = 0; i < ARRAY_SIZE(lmac_cfg->txfifo_size); i++)
+                       mvm->smem_cfg.lmac[lmac].txfifo_size[i] =
+                               le32_to_cpu(lmac_cfg->txfifo_size[i]);
+               mvm->smem_cfg.lmac[lmac].rxfifo1_size =
+                       le32_to_cpu(lmac_cfg->rxfifo1_size);
+       }
 }
 
 static void iwl_mvm_parse_shared_mem(struct iwl_mvm *mvm,
@@ -923,25 +926,27 @@ static void iwl_mvm_parse_shared_mem(struct iwl_mvm *mvm,
        struct iwl_shared_mem_cfg_v1 *mem_cfg = (void *)pkt->data;
        int i;
 
-       mvm->shared_mem_cfg.num_txfifo_entries =
-               ARRAY_SIZE(mvm->shared_mem_cfg.txfifo_size);
+       mvm->smem_cfg.num_lmacs = 1;
+
+       mvm->smem_cfg.num_txfifo_entries = ARRAY_SIZE(mem_cfg->txfifo_size);
        for (i = 0; i < ARRAY_SIZE(mem_cfg->txfifo_size); i++)
-               mvm->shared_mem_cfg.txfifo_size[i] =
+               mvm->smem_cfg.lmac[0].txfifo_size[i] =
                        le32_to_cpu(mem_cfg->txfifo_size[i]);
-       for (i = 0; i < ARRAY_SIZE(mvm->shared_mem_cfg.rxfifo_size); i++)
-               mvm->shared_mem_cfg.rxfifo_size[i] =
-                       le32_to_cpu(mem_cfg->rxfifo_size[i]);
+
+       mvm->smem_cfg.lmac[0].rxfifo1_size =
+               le32_to_cpu(mem_cfg->rxfifo_size[0]);
+       mvm->smem_cfg.rxfifo2_size = le32_to_cpu(mem_cfg->rxfifo_size[1]);
 
        /* new API has more data, from rxfifo_addr field and on */
        if (fw_has_capa(&mvm->fw->ucode_capa,
                        IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG)) {
-               BUILD_BUG_ON(sizeof(mvm->shared_mem_cfg.internal_txfifo_size) !=
+               BUILD_BUG_ON(sizeof(mvm->smem_cfg.internal_txfifo_size) !=
                             sizeof(mem_cfg->internal_txfifo_size));
 
                for (i = 0;
-                    i < ARRAY_SIZE(mvm->shared_mem_cfg.internal_txfifo_size);
+                    i < ARRAY_SIZE(mvm->smem_cfg.internal_txfifo_size);
                     i++)
-                       mvm->shared_mem_cfg.internal_txfifo_size[i] =
+                       mvm->smem_cfg.internal_txfifo_size[i] =
                                le32_to_cpu(mem_cfg->internal_txfifo_size[i]);
        }
 }

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index 32e62175cbd50a3436fbbdad1d593da8cdd37d90..14b8c2eba7fcb40c97ae1c838df8c0e03b8bba39 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -604,10 +604,15 @@ enum iwl_mvm_tdls_cs_state {
        IWL_MVM_TDLS_SW_ACTIVE,
 };
 
+#define MAX_NUM_LMAC 2
 struct iwl_mvm_shared_mem_cfg {
+       int num_lmacs;
        int num_txfifo_entries;
-       u32 txfifo_size[TX_FIFO_MAX_NUM];
-       u32 rxfifo_size[RX_FIFO_MAX_NUM];
+       struct {
+               u32 txfifo_size[TX_FIFO_MAX_NUM];
+               u32 rxfifo1_size;
+       } lmac[MAX_NUM_LMAC];
+       u32 rxfifo2_size;
        u32 internal_txfifo_addr;
        u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
 };
@@ -1034,7 +1039,7 @@ struct iwl_mvm {
                } peer;
        } tdls_cs;
 
-       struct iwl_mvm_shared_mem_cfg shared_mem_cfg;
+       struct iwl_mvm_shared_mem_cfg smem_cfg;
 
        u32 ciphers[IWL_MVM_NUM_CIPHERS];
        struct ieee80211_cipher_scheme cs[IWL_UCODE_MAX_CS];

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 90c33ee69f21253399f48c020328f157ab11e809..ed7ee50046459df6ff6afb5d81bde11da05a8fb8 100644 (file)
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -744,7 +744,7 @@ static int iwl_mvm_tx_tso(struct iwl_mvm *mvm, struct sk_buff *skb,
         * fifo to be able to send bursts.
         */
        max_amsdu_len = min_t(unsigned int, max_amsdu_len,
-                             mvm->shared_mem_cfg.txfifo_size[txf] - 256);
+                             mvm->smem_cfg.lmac[0].txfifo_size[txf] - 256);
 
        if (unlikely(dbg_max_amsdu_len))
                max_amsdu_len = min_t(unsigned int, max_amsdu_len,