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mwifiex/mxm_wifiex/wlan_src/mlan/mlan_sdio.c
Sherry Sun 6228a42a0c mxm_wifiex: update to mxm5x17344.p3 release 
Driver Bug Fixes:
-----------------
1. LF-6972: Updated the License to GPL-2.0
2. Incremented the driver version

Signed-off-by: Sherry Sun <sherry.sun@nxp.com>
2022-09-05 16:02:18 +00:00

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/** @file mlan_sdio.c
*
* @brief This file contains SDIO specific code
*
*
* Copyright 2008-2021 NXP
*
* This software file (the File) is distributed by NXP
* under the terms of the GNU General Public License Version 2, June 1991
* (the License). You may use, redistribute and/or modify the File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*
*/
/********************************************************
Change log:
10/27/2008: initial version
********************************************************/
#include "mlan.h"
#ifdef STA_SUPPORT
#include "mlan_join.h"
#endif
#include "mlan_util.h"
#include "mlan_fw.h"
#include "mlan_main.h"
#include "mlan_init.h"
#include "mlan_wmm.h"
#include "mlan_11n.h"
#include "mlan_sdio.h"
/********************************************************
Local Variables
********************************************************/
#ifdef SD8887
static const struct _mlan_sdio_card_reg mlan_reg_sd8887 = {
.start_rd_port = 0,
.start_wr_port = 0,
.base_0_reg = 0x6C,
.base_1_reg = 0x6D,
.poll_reg = 0x5C,
.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
.host_int_status = DN_LD_HOST_INT_STATUS | UP_LD_HOST_INT_STATUS |
DN_LD_CMD_PORT_HOST_INT_STATUS |
UP_LD_CMD_PORT_HOST_INT_STATUS,
.status_reg_0 = 0x90,
.status_reg_1 = 0x91,
.sdio_int_mask = 0xff,
.data_port_mask = 0xffffffff,
.max_mp_regs = 196,
.rd_bitmap_l = 0x10,
.rd_bitmap_u = 0x11,
.rd_bitmap_1l = 0x12,
.rd_bitmap_1u = 0x13,
.wr_bitmap_l = 0x14,
.wr_bitmap_u = 0x15,
.wr_bitmap_1l = 0x16,
.wr_bitmap_1u = 0x17,
.rd_len_p0_l = 0x18,
.rd_len_p0_u = 0x19,
.card_config_2_1_reg = 0xD9,
.cmd_config_0 = 0xC4,
.cmd_config_1 = 0xC5,
.cmd_config_2 = 0xC6,
.cmd_config_3 = 0xC7,
.cmd_rd_len_0 = 0xC0,
.cmd_rd_len_1 = 0xC1,
.cmd_rd_len_2 = 0xC2,
.cmd_rd_len_3 = 0xC3,
.io_port_0_reg = 0xE4,
.io_port_1_reg = 0xE5,
.io_port_2_reg = 0xE6,
.host_int_rsr_reg = 0x04,
.host_int_mask_reg = 0x08,
.host_int_status_reg = 0x0C,
.host_restart_reg = 0x58,
.card_to_host_event_reg = 0x5C,
.host_interrupt_mask_reg = 0x60,
.card_interrupt_status_reg = 0x64,
.card_interrupt_rsr_reg = 0x68,
.card_revision_reg = 0xC8,
.card_ocr_0_reg = 0xD4,
.card_ocr_1_reg = 0xD5,
.card_ocr_3_reg = 0xD6,
.card_config_reg = 0xD7,
.card_misc_cfg_reg = 0xD8,
.debug_0_reg = 0xDC,
.debug_1_reg = 0xDD,
.debug_2_reg = 0xDE,
.debug_3_reg = 0xDF,
.fw_reset_reg = 0x0B6,
.fw_reset_val = 1,
.winner_check_reg = 0x90,
};
static const struct _mlan_card_info mlan_card_info_sd8887 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_2K,
.v16_fw_api = 0,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_1X1,
};
#endif
#ifdef SD8801
static const struct _mlan_sdio_card_reg mlan_reg_sd8801 = {
.start_rd_port = 1,
.start_wr_port = 1,
.base_0_reg = 0x40,
.base_1_reg = 0x41,
.poll_reg = 0x30,
.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK,
.host_int_status = DN_LD_HOST_INT_STATUS | UP_LD_HOST_INT_STATUS,
.status_reg_0 = 0x60,
.status_reg_1 = 0x61,
.sdio_int_mask = 0x3f,
.data_port_mask = 0x0000fffe,
.max_mp_regs = 64,
.rd_bitmap_l = 0x4,
.rd_bitmap_u = 0x5,
.wr_bitmap_l = 0x6,
.wr_bitmap_u = 0x7,
.rd_len_p0_l = 0x8,
.rd_len_p0_u = 0x9,
.io_port_0_reg = 0x78,
.io_port_1_reg = 0x79,
.io_port_2_reg = 0x7A,
.host_int_rsr_reg = 0x01,
.host_int_mask_reg = 0x02,
.host_int_status_reg = 0x03,
.card_misc_cfg_reg = 0x6c,
.fw_reset_reg = 0x64,
.fw_reset_val = 0,
};
static const struct _mlan_card_info mlan_card_info_sd8801 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_2K,
.v14_fw_api = 1,
.v16_fw_api = 0,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_1X1,
};
#endif
#ifdef SD8897
static const struct _mlan_sdio_card_reg mlan_reg_sd8897 = {
.start_rd_port = 0,
.start_wr_port = 0,
.base_0_reg = 0x60,
.base_1_reg = 0x61,
.poll_reg = 0x50,
.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
.host_int_status = DN_LD_HOST_INT_STATUS | UP_LD_HOST_INT_STATUS |
DN_LD_CMD_PORT_HOST_INT_STATUS |
UP_LD_CMD_PORT_HOST_INT_STATUS,
.status_reg_0 = 0xC0,
.status_reg_1 = 0xC1,
.sdio_int_mask = 0xff,
.data_port_mask = 0xffffffff,
.max_mp_regs = 184,
.rd_bitmap_l = 0x04,
.rd_bitmap_u = 0x05,
.rd_bitmap_1l = 0x06,
.rd_bitmap_1u = 0x07,
.wr_bitmap_l = 0x08,
.wr_bitmap_u = 0x09,
.wr_bitmap_1l = 0x0A,
.wr_bitmap_1u = 0x0B,
.rd_len_p0_l = 0x0C,
.rd_len_p0_u = 0x0D,
.card_config_2_1_reg = 0xCD,
.cmd_config_0 = 0xB8,
.cmd_config_1 = 0xB9,
.cmd_config_2 = 0xBA,
.cmd_config_3 = 0xBB,
.cmd_rd_len_0 = 0xB4,
.cmd_rd_len_1 = 0xB5,
.cmd_rd_len_2 = 0xB6,
.cmd_rd_len_3 = 0xB7,
.io_port_0_reg = 0xD8,
.io_port_1_reg = 0xD9,
.io_port_2_reg = 0xDA,
.host_int_rsr_reg = 0x01,
.host_int_mask_reg = 0x02,
.host_int_status_reg = 0x03,
.host_restart_reg = 0x4C,
.card_to_host_event_reg = 0x50,
.host_interrupt_mask_reg = 0x54,
.card_interrupt_status_reg = 0x58,
.card_interrupt_rsr_reg = 0x5C,
.card_revision_reg = 0xBC,
.card_ocr_0_reg = 0xC8,
.card_ocr_1_reg = 0xC9,
.card_ocr_3_reg = 0xCA,
.card_config_reg = 0xCB,
.card_misc_cfg_reg = 0xCC,
.debug_0_reg = 0xD0,
.debug_1_reg = 0xD1,
.debug_2_reg = 0xD2,
.debug_3_reg = 0xD3,
.fw_reset_reg = 0x0E8,
.fw_reset_val = 1,
.winner_check_reg = 0xC0,
};
static const struct _mlan_card_info mlan_card_info_sd8897 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_4K,
.v16_fw_api = 0,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_2X2,
};
#endif
#if defined(SD8977) || defined(SD8997) || defined(SD8987) || \
defined(SD9098) || defined(SD9097) || defined(SDNW62X) || \
defined(SD8978) || defined(SD9177)
static const struct _mlan_sdio_card_reg mlan_reg_sd8977_sd8997 = {
.start_rd_port = 0,
.start_wr_port = 0,
.base_0_reg = 0xf8,
.base_1_reg = 0xf9,
.poll_reg = 0x5C,
.host_int_enable = UP_LD_HOST_INT_MASK | DN_LD_HOST_INT_MASK |
CMD_PORT_UPLD_INT_MASK | CMD_PORT_DNLD_INT_MASK,
.host_int_status = DN_LD_HOST_INT_STATUS | UP_LD_HOST_INT_STATUS |
DN_LD_CMD_PORT_HOST_INT_STATUS |
UP_LD_CMD_PORT_HOST_INT_STATUS,
.status_reg_0 = 0xe8,
.status_reg_1 = 0xe9,
.sdio_int_mask = 0xff,
.data_port_mask = 0xffffffff,
.max_mp_regs = 196,
.rd_bitmap_l = 0x10,
.rd_bitmap_u = 0x11,
.rd_bitmap_1l = 0x12,
.rd_bitmap_1u = 0x13,
.wr_bitmap_l = 0x14,
.wr_bitmap_u = 0x15,
.wr_bitmap_1l = 0x16,
.wr_bitmap_1u = 0x17,
.rd_len_p0_l = 0x18,
.rd_len_p0_u = 0x19,
.card_config_2_1_reg = 0xD9,
.cmd_config_0 = 0xC4,
.cmd_config_1 = 0xC5,
.cmd_config_2 = 0xC6,
.cmd_config_3 = 0xC7,
.cmd_rd_len_0 = 0xC0,
.cmd_rd_len_1 = 0xC1,
.cmd_rd_len_2 = 0xC2,
.cmd_rd_len_3 = 0xC3,
.io_port_0_reg = 0xE4,
.io_port_1_reg = 0xE5,
.io_port_2_reg = 0xE6,
.host_int_rsr_reg = 0x04,
.host_int_mask_reg = 0x08,
.host_int_status_reg = 0x0C,
.host_restart_reg = 0x58,
.card_to_host_event_reg = 0x5C,
.host_interrupt_mask_reg = 0x60,
.card_interrupt_status_reg = 0x64,
.card_interrupt_rsr_reg = 0x68,
.card_revision_reg = 0xC8,
.card_ocr_0_reg = 0xD4,
.card_ocr_1_reg = 0xD5,
.card_ocr_3_reg = 0xD6,
.card_config_reg = 0xD7,
.card_misc_cfg_reg = 0xD8,
.debug_0_reg = 0xDC,
.debug_1_reg = 0xDD,
.debug_2_reg = 0xDE,
.debug_3_reg = 0xDF,
.fw_reset_reg = 0x0EE,
.fw_reset_val = 0x99,
.fw_dnld_offset_0_reg = 0xEC,
.fw_dnld_offset_1_reg = 0xED,
.fw_dnld_offset_2_reg = 0xEE,
.fw_dnld_offset_3_reg = 0xEF,
.fw_dnld_status_0_reg = 0xE8,
.fw_dnld_status_1_reg = 0xE9,
.winner_check_reg = 0xFC,
};
#endif
#ifdef SD8997
static const struct _mlan_card_info mlan_card_info_sd8997 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_4K,
.v16_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_2X2,
};
#endif
#ifdef SD9097
static const struct _mlan_card_info mlan_card_info_sd9097 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_4K,
.v16_fw_api = 1,
.v17_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_2X2,
};
#endif
#ifdef SDNW62X
static const struct _mlan_card_info mlan_card_info_sdnw62x = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_4K,
.v16_fw_api = 1,
.v17_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_2X2,
};
#endif
#ifdef SD9098
static const struct _mlan_card_info mlan_card_info_sd9098 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_4K,
.v16_fw_api = 1,
.v17_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_2X2,
};
#endif
#ifdef SD9177
static const struct _mlan_card_info mlan_card_info_sd9177 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_4K,
.v16_fw_api = 1,
.v17_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_1X1,
};
#endif
#if defined(SD8977) || defined(SD8978)
static const struct _mlan_card_info mlan_card_info_sd8977 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_2K,
.v16_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_1X1,
};
#endif
#ifdef SD8987
static const struct _mlan_card_info mlan_card_info_sd8987 = {
.max_tx_buf_size = MLAN_TX_DATA_BUF_SIZE_2K,
.v16_fw_api = 1,
.supp_ps_handshake = 0,
.default_11n_tx_bf_cap = DEFAULT_11N_TX_BF_CAP_1X1,
};
#endif
/********************************************************
Global Variables
********************************************************/
/********************************************************
Local Functions
********************************************************/
/**
* @brief This function initialize the SDIO port
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_init_ioport(mlan_adapter *pmadapter)
{
t_u32 reg;
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u8 host_int_rsr_reg = pmadapter->pcard_sd->reg->host_int_rsr_reg;
t_u8 host_int_rsr_mask = pmadapter->pcard_sd->reg->sdio_int_mask;
t_u8 card_misc_cfg_reg = pmadapter->pcard_sd->reg->card_misc_cfg_reg;
t_u8 card_config_2_1_reg =
pmadapter->pcard_sd->reg->card_config_2_1_reg;
t_u8 cmd_config_0 = pmadapter->pcard_sd->reg->cmd_config_0;
t_u8 cmd_config_1 = pmadapter->pcard_sd->reg->cmd_config_1;
ENTER();
if (pmadapter->pcard_sd->supports_sdio_new_mode) {
pmadapter->pcard_sd->ioport = MEM_PORT;
} else {
if (MLAN_STATUS_SUCCESS ==
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->io_port_0_reg,
&reg))
pmadapter->pcard_sd->ioport |= (reg & 0xff);
else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
if (MLAN_STATUS_SUCCESS ==
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->io_port_1_reg,
&reg))
pmadapter->pcard_sd->ioport |= ((reg & 0xff) << 8);
else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
if (MLAN_STATUS_SUCCESS ==
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->io_port_2_reg,
&reg))
pmadapter->pcard_sd->ioport |= ((reg & 0xff) << 16);
else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
}
PRINTM(MINFO, "SDIO FUNC1 IO port: 0x%x\n",
pmadapter->pcard_sd->ioport);
if (pmadapter->pcard_sd->supports_sdio_new_mode) {
/* enable sdio cmd53 new mode */
if (MLAN_STATUS_SUCCESS ==
pcb->moal_read_reg(pmadapter->pmoal_handle,
card_config_2_1_reg, &reg)) {
pcb->moal_write_reg(pmadapter->pmoal_handle,
card_config_2_1_reg,
reg | CMD53_NEW_MODE);
} else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
/* configure cmd port */
/* enable reading rx length from the register */
if (MLAN_STATUS_SUCCESS ==
pcb->moal_read_reg(pmadapter->pmoal_handle, cmd_config_0,
&reg)) {
pcb->moal_write_reg(pmadapter->pmoal_handle,
cmd_config_0,
reg | CMD_PORT_RD_LEN_EN);
} else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
/* enable Dnld/Upld ready auto reset for cmd port
* after cmd53 is completed */
if (MLAN_STATUS_SUCCESS ==
pcb->moal_read_reg(pmadapter->pmoal_handle, cmd_config_1,
&reg)) {
pcb->moal_write_reg(pmadapter->pmoal_handle,
cmd_config_1,
reg | CMD_PORT_AUTO_EN);
} else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
}
#if defined(SD8977) || defined(SD8978)
if (IS_SD8977(pmadapter->card_type) ||
IS_SD8978(pmadapter->card_type)) {
if ((pmadapter->init_para.int_mode == INT_MODE_GPIO) &&
(pmadapter->init_para.gpio_pin == GPIO_INT_NEW_MODE)) {
PRINTM(MMSG, "Enable GPIO-1 int mode\n");
pcb->moal_write_reg(pmadapter->pmoal_handle,
SCRATCH_REG_32,
ENABLE_GPIO_1_INT_MODE);
}
}
#endif
/* Set Host interrupt reset to read to clear */
if (MLAN_STATUS_SUCCESS == pcb->moal_read_reg(pmadapter->pmoal_handle,
host_int_rsr_reg, &reg)) {
pcb->moal_write_reg(pmadapter->pmoal_handle, host_int_rsr_reg,
reg | host_int_rsr_mask);
} else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
/* Dnld/Upld ready set to auto reset */
if (MLAN_STATUS_SUCCESS == pcb->moal_read_reg(pmadapter->pmoal_handle,
card_misc_cfg_reg,
&reg)) {
pcb->moal_write_reg(pmadapter->pmoal_handle, card_misc_cfg_reg,
reg | AUTO_RE_ENABLE_INT);
} else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function sends data to the card.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to mlan_buffer (pmbuf->data_len should include
* SDIO header)
* @param port Port
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_write_data_sync(mlan_adapter *pmadapter,
mlan_buffer *pmbuf, t_u32 port)
{
t_u32 i = 0;
pmlan_callbacks pcb = &pmadapter->callbacks;
mlan_status ret = MLAN_STATUS_SUCCESS;
ENTER();
do {
ret = pcb->moal_write_data_sync(pmadapter->pmoal_handle, pmbuf,
port, 0);
if (ret != MLAN_STATUS_SUCCESS) {
i++;
PRINTM(MERROR,
"host_to_card, write iomem (%d) failed: %d\n", i,
ret);
if (MLAN_STATUS_SUCCESS !=
pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
HOST_TERM_CMD53)) {
PRINTM(MERROR, "write CFG reg failed\n");
}
ret = MLAN_STATUS_FAILURE;
if (i > MAX_WRITE_IOMEM_RETRY) {
pmbuf->status_code = MLAN_ERROR_DATA_TX_FAIL;
goto exit;
}
}
} while (ret == MLAN_STATUS_FAILURE);
exit:
LEAVE();
return ret;
}
/**
* @brief This function gets available SDIO port for reading cmd/data
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pport A pointer to port number
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_get_rd_port(mlan_adapter *pmadapter, t_u8 *pport)
{
t_u32 rd_bitmap = pmadapter->pcard_sd->mp_rd_bitmap;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
t_u8 max_ports = pmadapter->pcard_sd->max_ports;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
PRINTM(MIF_D, "wlan_get_rd_port: mp_rd_bitmap=0x%08x\n", rd_bitmap);
if (new_mode) {
if (!(rd_bitmap & reg->data_port_mask)) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
} else {
if (!(rd_bitmap & (CTRL_PORT_MASK | reg->data_port_mask))) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
}
if (!new_mode && (pmadapter->pcard_sd->mp_rd_bitmap & CTRL_PORT_MASK)) {
pmadapter->pcard_sd->mp_rd_bitmap &= (t_u32)(~CTRL_PORT_MASK);
*pport = CTRL_PORT;
PRINTM(MIF_D, "wlan_get_rd_port: port=%d mp_rd_bitmap=0x%08x\n",
*pport, pmadapter->pcard_sd->mp_rd_bitmap);
} else {
if (pmadapter->pcard_sd->mp_rd_bitmap &
(1 << pmadapter->pcard_sd->curr_rd_port)) {
pmadapter->pcard_sd->mp_rd_bitmap &= (t_u32)(
~(1 << pmadapter->pcard_sd->curr_rd_port));
*pport = pmadapter->pcard_sd->curr_rd_port;
/* hw rx wraps round only after port (MAX_PORT-1) */
if (++pmadapter->pcard_sd->curr_rd_port == max_ports)
pmadapter->pcard_sd->curr_rd_port =
reg->start_rd_port;
} else {
LEAVE();
return MLAN_STATUS_FAILURE;
}
PRINTM(MIF_D, "port=%d mp_rd_bitmap=0x%08x -> 0x%08x\n", *pport,
rd_bitmap, pmadapter->pcard_sd->mp_rd_bitmap);
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function gets available SDIO port for writing data
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pport A pointer to port number
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_get_wr_port_data(mlan_adapter *pmadapter, t_u8 *pport)
{
t_u32 wr_bitmap = pmadapter->pcard_sd->mp_wr_bitmap;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
PRINTM(MIF_D, "wlan_get_wr_port_data: mp_wr_bitmap=0x%08x\n",
wr_bitmap);
if (!(wr_bitmap & pmadapter->pcard_sd->mp_data_port_mask)) {
pmadapter->data_sent = MTRUE;
LEAVE();
return MLAN_STATUS_RESOURCE;
}
if (pmadapter->pcard_sd->mp_wr_bitmap &
(1 << pmadapter->pcard_sd->curr_wr_port)) {
pmadapter->pcard_sd->mp_wr_bitmap &=
(t_u32)(~(1 << pmadapter->pcard_sd->curr_wr_port));
*pport = pmadapter->pcard_sd->curr_wr_port;
if (++pmadapter->pcard_sd->curr_wr_port ==
pmadapter->pcard_sd->mp_end_port)
pmadapter->pcard_sd->curr_wr_port = reg->start_wr_port;
} else {
pmadapter->data_sent = MTRUE;
LEAVE();
return MLAN_STATUS_RESOURCE;
}
if ((!new_mode) && (*pport == CTRL_PORT)) {
PRINTM(MERROR,
"Invalid data port=%d cur port=%d mp_wr_bitmap=0x%08x -> 0x%08x\n",
*pport, pmadapter->pcard_sd->curr_wr_port, wr_bitmap,
pmadapter->pcard_sd->mp_wr_bitmap);
LEAVE();
return MLAN_STATUS_FAILURE;
}
PRINTM(MIF_D, "port=%d mp_wr_bitmap=0x%08x -> 0x%08x\n", *pport,
wr_bitmap, pmadapter->pcard_sd->mp_wr_bitmap);
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function polls the card status register.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param bits the bit mask
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_poll_card_status(mlan_adapter *pmadapter,
t_u8 bits)
{
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u32 tries;
t_u32 cs = 0;
ENTER();
for (tries = 0; tries < 10000; tries++) {
if (pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->poll_reg,
&cs) != MLAN_STATUS_SUCCESS)
break;
else if ((cs & bits) == bits) {
LEAVE();
return MLAN_STATUS_SUCCESS;
}
wlan_udelay(pmadapter, 10);
}
PRINTM(MERROR,
"wlan_sdio_poll_card_status failed, tries = %d, cs = 0x%x\n",
tries, cs);
LEAVE();
return MLAN_STATUS_FAILURE;
}
/**
* @brief This function reads firmware status registers
*
* @param pmadapter A pointer to mlan_adapter structure
* @param dat A pointer to keep returned data
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_read_fw_status(mlan_adapter *pmadapter, t_u16 *dat)
{
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u32 fws0 = 0, fws1 = 0;
ENTER();
if (MLAN_STATUS_SUCCESS !=
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->status_reg_0, &fws0)) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
if (MLAN_STATUS_SUCCESS !=
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->status_reg_1, &fws1)) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
*dat = (t_u16)((fws1 << 8) | fws0);
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function reads firmware dnld offset registers
*
* @param pmadapter A pointer to mlan_adapter structure
* @param dat A pointer to keep returned data
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_read_fw_dnld_offset(mlan_adapter *pmadapter,
t_u32 *dat)
{
pmlan_callbacks pcb = &pmadapter->callbacks;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 fw_dnld_offset_0 = 0;
t_u32 fw_dnld_offset_1 = 0;
t_u32 fw_dnld_offset_2 = 0;
t_u32 fw_dnld_offset_3 = 0;
ENTER();
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
reg->fw_dnld_offset_0_reg, &fw_dnld_offset_0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev fw_dnld_offset_0 reg read failed: reg(0x%04X)=0x%x. Terminating download\n",
reg->fw_dnld_offset_0_reg, fw_dnld_offset_0);
ret = MLAN_STATUS_FAILURE;
goto done;
}
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
reg->fw_dnld_offset_1_reg, &fw_dnld_offset_1);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev fw_dnld_offset_1 reg read failed: reg(0x%04X)=0x%x. Terminating download\n",
reg->fw_dnld_offset_1_reg, fw_dnld_offset_1);
ret = MLAN_STATUS_FAILURE;
goto done;
}
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
reg->fw_dnld_offset_2_reg, &fw_dnld_offset_2);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev fw_dnld_offset_2 reg read failed: reg(0x%04X)=0x%x. Terminating download\n",
reg->fw_dnld_offset_2_reg, fw_dnld_offset_2);
ret = MLAN_STATUS_FAILURE;
goto done;
}
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
reg->fw_dnld_offset_3_reg, &fw_dnld_offset_3);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev fw_dnld_offset_3 reg read failed: reg(0x%04X)=0x%x. Terminating download\n",
reg->fw_dnld_offset_3_reg, fw_dnld_offset_3);
ret = MLAN_STATUS_FAILURE;
goto done;
}
*dat = (t_u32)(((fw_dnld_offset_3 & 0xff) << 24) |
((fw_dnld_offset_2 & 0xff) << 16) |
((fw_dnld_offset_1 & 0xff) << 8) |
(fw_dnld_offset_0 & 0xff));
done:
LEAVE();
return ret;
}
/**
* @brief This function reads firmware dnld status registers
*
* @param pmadapter A pointer to mlan_adapter structure
* @param dat A pointer to keep returned data
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_read_fw_dnld_status(mlan_adapter *pmadapter,
t_u16 *dat)
{
pmlan_callbacks pcb = &pmadapter->callbacks;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 fw_dnld_status_0 = 0;
t_u32 fw_dnld_status_1 = 0;
ENTER();
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
reg->fw_dnld_status_0_reg, &fw_dnld_status_0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev fw_dnld_status_0 reg read failed: reg(0x%04X)=0x%x. Terminating download\n",
reg->fw_dnld_status_0_reg, fw_dnld_status_0);
ret = MLAN_STATUS_FAILURE;
goto done;
}
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
reg->fw_dnld_status_1_reg, &fw_dnld_status_1);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev fw_dnld_status_1 reg read failed: reg(0x%04X)=0x%x. Terminating download\n",
reg->fw_dnld_status_1_reg, fw_dnld_status_1);
ret = MLAN_STATUS_FAILURE;
goto done;
}
*dat = (t_u16)(((fw_dnld_status_1 & 0xff) << 8) |
(fw_dnld_status_0 & 0xff));
done:
LEAVE();
return ret;
}
/** @brief This function disables the host interrupts mask.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param mask the interrupt mask
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_disable_host_int_mask(pmlan_adapter pmadapter,
t_u8 mask)
{
t_u32 host_int_mask = 0;
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
/* Read back the host_int_mask register */
if (MLAN_STATUS_SUCCESS !=
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->host_int_mask_reg,
&host_int_mask)) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
/* Update with the mask and write back to the register */
host_int_mask &= ~mask;
if (MLAN_STATUS_SUCCESS !=
pcb->moal_write_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->host_int_mask_reg,
host_int_mask)) {
PRINTM(MWARN, "Disable host interrupt failed\n");
LEAVE();
return MLAN_STATUS_FAILURE;
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function enables the host interrupts mask
*
* @param pmadapter A pointer to mlan_adapter structure
* @param mask the interrupt mask
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_enable_host_int_mask(pmlan_adapter pmadapter,
t_u8 mask)
{
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
/* Simply write the mask to the register */
if (MLAN_STATUS_SUCCESS !=
pcb->moal_write_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->host_int_mask_reg,
mask)) {
PRINTM(MWARN, "Enable host interrupt failed\n");
LEAVE();
return MLAN_STATUS_FAILURE;
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function reads data from the card.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param type A pointer to keep type as data or command
* @param nb A pointer to keep the data/cmd length returned in buffer
* @param pmbuf A pointer to the SDIO data/cmd buffer
* @param npayload the length of data/cmd buffer
* @param ioport the SDIO ioport
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_card_to_host(mlan_adapter *pmadapter, t_u32 *type,
t_u32 *nb, pmlan_buffer pmbuf,
t_u32 npayload, t_u32 ioport)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u32 i = 0;
ENTER();
if (!pmbuf) {
PRINTM(MWARN, "pmbuf is NULL!\n");
ret = MLAN_STATUS_FAILURE;
goto exit;
}
do {
ret = pcb->moal_read_data_sync(pmadapter->pmoal_handle, pmbuf,
ioport, 0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"wlan: cmd53 read failed: %d ioport=0x%x retry=%d\n",
ret, ioport, i);
i++;
if (MLAN_STATUS_SUCCESS !=
pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
HOST_TERM_CMD53)) {
PRINTM(MERROR, "Set Term cmd53 failed\n");
}
if (i > MAX_WRITE_IOMEM_RETRY) {
pmbuf->status_code = MLAN_ERROR_DATA_RX_FAIL;
ret = MLAN_STATUS_FAILURE;
goto exit;
}
}
} while (ret == MLAN_STATUS_FAILURE);
*nb = wlan_le16_to_cpu(*(t_u16 *)(pmbuf->pbuf + pmbuf->data_offset));
if (*nb > npayload) {
PRINTM(MERROR, "invalid packet, *nb=%d, npayload=%d\n", *nb,
npayload);
pmbuf->status_code = MLAN_ERROR_PKT_SIZE_INVALID;
ret = MLAN_STATUS_FAILURE;
goto exit;
}
DBG_HEXDUMP(MIF_D, "SDIO Blk Rd", pmbuf->pbuf + pmbuf->data_offset,
MIN(*nb, MAX_DATA_DUMP_LEN));
*type = wlan_le16_to_cpu(
*(t_u16 *)(pmbuf->pbuf + pmbuf->data_offset + 2));
exit:
LEAVE();
return ret;
}
/**
* @brief This function downloads FW blocks to device
*
* @param pmadapter A pointer to mlan_adapter
* @param firmware A pointer to firmware image
* @param firmwarelen firmware len
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_prog_fw_w_helper(pmlan_adapter pmadapter, t_u8 *fw,
t_u32 fw_len)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u8 *firmware = fw;
t_u32 firmwarelen = fw_len;
t_u32 offset = 0;
t_u32 base0, base1;
t_void *tmpfwbuf = MNULL;
t_u32 tmpfwbufsz;
t_u8 *fwbuf;
mlan_buffer mbuf;
t_u16 len = 0;
t_u32 txlen = 0, tx_blocks = 0, tries = 0;
t_u32 i = 0;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
t_u32 read_base_0_reg = reg->base_0_reg;
t_u32 read_base_1_reg = reg->base_1_reg;
#if defined(SD9098)
t_u32 rev_id_reg = 0;
t_u32 revision_id = 0;
#endif
t_u8 check_fw_status = MFALSE;
t_u16 fw_dnld_status = 0;
t_u32 fw_dnld_offset = 0;
t_u8 mic_retry = 0;
ENTER();
if (!firmware && !pcb->moal_get_fw_data) {
PRINTM(MMSG, "No firmware image found! Terminating download\n");
LEAVE();
return MLAN_STATUS_FAILURE;
}
PRINTM(MINFO, "WLAN: Downloading FW image (%d bytes)\n", firmwarelen);
tmpfwbufsz = ALIGN_SZ(WLAN_UPLD_SIZE, DMA_ALIGNMENT);
ret = pcb->moal_malloc(pmadapter->pmoal_handle, tmpfwbufsz,
MLAN_MEM_DEF | MLAN_MEM_DMA, (t_u8 **)&tmpfwbuf);
if ((ret != MLAN_STATUS_SUCCESS) || !tmpfwbuf) {
PRINTM(MERROR,
"Unable to allocate buffer for firmware. Terminating download\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
memset(pmadapter, tmpfwbuf, 0, tmpfwbufsz);
/* Ensure 8-byte aligned firmware buffer */
fwbuf = (t_u8 *)ALIGN_ADDR(tmpfwbuf, DMA_ALIGNMENT);
#if defined(SD9098)
if (IS_SD9098(pmadapter->card_type)) {
rev_id_reg = pmadapter->pcard_sd->reg->card_revision_reg;
ret = pcb->moal_read_reg(pmadapter->pmoal_handle, rev_id_reg,
&revision_id);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Card Revision register read failed:"
"card_revision_reg=0x%x\n",
rev_id_reg);
goto done;
}
/* Skyhawk A0, need to check both CRC and MIC error */
if (revision_id >= CHIP_9098_REV_A0)
check_fw_status = MTRUE;
}
#endif
#if defined(SD9097) || defined(SD9177) || defined(SDNW62X)
if (IS_SD9097(pmadapter->card_type) ||
IS_SDNW62X(pmadapter->card_type) || IS_SD9177(pmadapter->card_type))
check_fw_status = MTRUE;
#endif
/* Perform firmware data transfer */
do {
/* The host polls for the DN_LD_CARD_RDY and CARD_IO_READY bits
*/
ret = wlan_sdio_poll_card_status(
pmadapter, CARD_IO_READY | DN_LD_CARD_RDY);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MFATAL,
"WLAN: FW download with helper poll status timeout @ %d\n",
offset);
goto done;
}
/* More data */
if (firmwarelen && offset >= firmwarelen)
break;
for (tries = 0; tries < MAX_POLL_TRIES; tries++) {
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
read_base_0_reg, &base0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev BASE0 register read failed:"
" base0=0x%04X(%d). Terminating download\n",
base0, base0);
goto done;
}
ret = pcb->moal_read_reg(pmadapter->pmoal_handle,
read_base_1_reg, &base1);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"Dev BASE1 register read failed:"
" base1=0x%04X(%d). Terminating download\n",
base1, base1);
goto done;
}
len = (t_u16)(((base1 & 0xff) << 8) | (base0 & 0xff));
if (len)
break;
wlan_udelay(pmadapter, 10);
}
if (!len)
break;
else if (len > WLAN_UPLD_SIZE) {
PRINTM(MFATAL,
"WLAN: FW download failure @ %d, invalid length %d\n",
offset, len);
ret = MLAN_STATUS_FAILURE;
goto done;
}
/* Ignore CRC check before download the 1st packet */
if (offset == 0 && (len & MBIT(0)))
len &= ~MBIT(0);
txlen = len;
if (len & MBIT(0)) {
/* New fw download process, check CRC and MIC error */
if (check_fw_status) {
/* Get offset from fw dnld offset Register */
ret = wlan_sdio_read_fw_dnld_offset(
pmadapter, &fw_dnld_offset);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MFATAL,
"WLAN: FW download with helper read fw dnld offset failed @ %d\n",
offset);
goto done;
}
/* Get CRC MIC error from fw dnld status
* Register */
ret = wlan_sdio_read_fw_dnld_status(
pmadapter, &fw_dnld_status);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MFATAL,
"WLAN: FW download with helper read fw dnld status failed @ %d\n",
offset);
goto done;
}
PRINTM(MERROR,
"WLAN: FW download error: status=0x%x offset = 0x%x fw offset = 0x%x\n",
fw_dnld_status, offset, fw_dnld_offset);
}
i++;
if (i > MAX_WRITE_IOMEM_RETRY) {
PRINTM(MFATAL,
"WLAN: FW download failure @ %d, over max retry count\n",
offset);
ret = MLAN_STATUS_FAILURE;
goto done;
}
PRINTM(MERROR,
"WLAN: FW CRC error indicated by the helper:"
" len = 0x%04X, txlen = %d\n",
len, txlen);
len &= ~MBIT(0);
if (fw_dnld_status & (MBIT(6) | MBIT(7))) {
offset = 0;
mic_retry++;
if (mic_retry > MAX_FW_RETRY) {
PRINTM(MFATAL,
"WLAN: FW download failure @ %d, over max mic retry count\n",
offset);
ret = MLAN_STATUS_FAILURE;
goto done;
}
}
PRINTM(MERROR, "WLAN: retry: %d, offset %d\n", i,
offset);
DBG_HEXDUMP(MERROR, "WLAN: FW block:", fwbuf, len);
/* Setting this to 0 to resend from same offset */
txlen = 0;
} else {
i = 0;
/* Set blocksize to transfer - checking
* for last block */
if (firmwarelen && firmwarelen - offset < txlen)
txlen = firmwarelen - offset;
PRINTM(MINFO, ".");
tx_blocks = (txlen + MLAN_SDIO_BLOCK_SIZE_FW_DNLD - 1) /
MLAN_SDIO_BLOCK_SIZE_FW_DNLD;
/* Copy payload to buffer */
if (firmware)
memmove(pmadapter, fwbuf, &firmware[offset],
txlen);
else
pcb->moal_get_fw_data(pmadapter->pmoal_handle,
offset, txlen, fwbuf);
}
/* Send data */
memset(pmadapter, &mbuf, 0, sizeof(mlan_buffer));
mbuf.pbuf = (t_u8 *)fwbuf;
mbuf.data_len = tx_blocks * MLAN_SDIO_BLOCK_SIZE_FW_DNLD;
ret = pcb->moal_write_data_sync(pmadapter->pmoal_handle, &mbuf,
pmadapter->pcard_sd->ioport, 0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"WLAN: FW download, write iomem (%d) failed @ %d\n",
i, offset);
if (pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
HOST_TERM_CMD53) !=
MLAN_STATUS_SUCCESS) {
PRINTM(MERROR, "write CFG reg failed\n");
}
ret = MLAN_STATUS_FAILURE;
goto done;
}
offset += txlen;
} while (MTRUE);
PRINTM(MMSG, "Wlan: FW download over, firmwarelen=%d downloaded %d\n",
firmwarelen, offset);
ret = MLAN_STATUS_SUCCESS;
done:
if (tmpfwbuf)
pcb->moal_mfree(pmadapter->pmoal_handle, (t_u8 *)tmpfwbuf);
LEAVE();
return ret;
}
/**
* @brief This function disables the host interrupts.
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_disable_sdio_host_int(pmlan_adapter pmadapter)
{
mlan_status ret;
ENTER();
ret = wlan_sdio_disable_host_int_mask(pmadapter, HIM_DISABLE);
LEAVE();
return ret;
}
/**
* @brief This function decodes the rx packet &
* calls corresponding handlers according to the packet type
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to the SDIO data/cmd buffer
* @param upld_typ Type of rx packet
* @param lock_flag flag for spin_lock.
* @return MLAN_STATUS_SUCCESS
*/
static mlan_status wlan_decode_rx_packet(mlan_adapter *pmadapter,
mlan_buffer *pmbuf, t_u32 upld_typ,
t_u8 lock_flag)
{
t_u8 *cmd_buf;
t_u32 event;
t_u32 in_ts_sec, in_ts_usec;
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
switch (upld_typ) {
case MLAN_TYPE_SPA_DATA:
PRINTM(MINFO, "--- Rx: SPA Data packet ---\n");
pmbuf->data_len = pmadapter->upld_len;
if (pmadapter->rx_work_flag) {
pmbuf->buf_type = MLAN_BUF_TYPE_SPA_DATA;
if (lock_flag)
pmadapter->callbacks.moal_spin_lock(
pmadapter->pmoal_handle,
pmadapter->rx_data_queue.plock);
util_enqueue_list_tail(pmadapter->pmoal_handle,
&pmadapter->rx_data_queue,
(pmlan_linked_list)pmbuf, MNULL,
MNULL);
pmadapter->rx_pkts_queued++;
if (lock_flag)
pmadapter->callbacks.moal_spin_unlock(
pmadapter->pmoal_handle,
pmadapter->rx_data_queue.plock);
} else {
wlan_decode_spa_buffer(pmadapter,
pmbuf->pbuf + pmbuf->data_offset,
pmbuf->data_len);
wlan_free_mlan_buffer(pmadapter, pmbuf);
}
pmadapter->data_received = MTRUE;
break;
case MLAN_TYPE_DATA:
PRINTM(MINFO, "--- Rx: Data packet ---\n");
if (pmadapter->upld_len > pmbuf->data_len) {
PRINTM(MERROR,
"SDIO: Drop packet upld_len=%d data_len=%d \n",
pmadapter->upld_len, pmbuf->data_len);
wlan_free_mlan_buffer(pmadapter, pmbuf);
break;
}
pmbuf->data_len = (pmadapter->upld_len - SDIO_INTF_HEADER_LEN);
pmbuf->data_offset += SDIO_INTF_HEADER_LEN;
if (pmadapter->rx_work_flag) {
// rx_trace 5
if (pmadapter->tp_state_on) {
pmadapter->callbacks.moal_tp_accounting(
pmadapter->pmoal_handle, pmbuf,
5 /*RX_DROP_P1*/);
pcb->moal_get_system_time(
pmadapter->pmoal_handle, &in_ts_sec,
&in_ts_usec);
pmbuf->in_ts_sec = in_ts_sec;
pmbuf->in_ts_usec = in_ts_usec;
}
if (pmadapter->tp_state_drop_point ==
5 /*RX_DROP_P1*/) {
pmadapter->ops.data_complete(
pmadapter, pmbuf, MLAN_STATUS_SUCCESS);
} else {
if (lock_flag)
pmadapter->callbacks.moal_spin_lock(
pmadapter->pmoal_handle,
pmadapter->rx_data_queue.plock);
util_enqueue_list_tail(
pmadapter->pmoal_handle,
&pmadapter->rx_data_queue,
(pmlan_linked_list)pmbuf, MNULL, MNULL);
pmadapter->rx_pkts_queued++;
if (pmadapter->tp_state_on)
pmadapter->callbacks
.moal_tp_accounting_rx_param(
pmadapter->pmoal_handle,
1,
pmadapter
->rx_pkts_queued);
if (lock_flag)
pmadapter->callbacks.moal_spin_unlock(
pmadapter->pmoal_handle,
pmadapter->rx_data_queue.plock);
}
} else {
wlan_handle_rx_packet(pmadapter, pmbuf);
}
pmadapter->data_received = MTRUE;
break;
case MLAN_TYPE_CMD:
PRINTM(MINFO, "--- Rx: Cmd Response ---\n");
/* take care of curr_cmd = NULL case */
if (!pmadapter->curr_cmd) {
cmd_buf = pmadapter->upld_buf;
if (pmadapter->ps_state == PS_STATE_SLEEP_CFM) {
wlan_process_sleep_confirm_resp(
pmadapter,
pmbuf->pbuf + pmbuf->data_offset +
SDIO_INTF_HEADER_LEN,
pmadapter->upld_len -
SDIO_INTF_HEADER_LEN);
}
pmadapter->upld_len -= SDIO_INTF_HEADER_LEN;
memcpy_ext(pmadapter, cmd_buf,
pmbuf->pbuf + pmbuf->data_offset +
SDIO_INTF_HEADER_LEN,
pmadapter->upld_len - SDIO_INTF_HEADER_LEN,
MRVDRV_SIZE_OF_CMD_BUFFER);
wlan_free_mlan_buffer(pmadapter, pmbuf);
} else {
pmadapter->cmd_resp_received = MTRUE;
pmadapter->upld_len -= SDIO_INTF_HEADER_LEN;
pmbuf->data_len = pmadapter->upld_len;
pmbuf->data_offset += SDIO_INTF_HEADER_LEN;
pmadapter->curr_cmd->respbuf = pmbuf;
if (pmadapter->upld_len >= MRVDRV_SIZE_OF_CMD_BUFFER) {
PRINTM(MMSG, "Invalid CmdResp len=%d\n",
pmadapter->upld_len);
DBG_HEXDUMP(MERROR, "Invalid CmdResp",
pmbuf->pbuf + pmbuf->data_offset,
MAX_DATA_DUMP_LEN);
}
}
break;
case MLAN_TYPE_EVENT:
PRINTM(MINFO, "--- Rx: Event ---\n");
event = *(t_u32 *)&pmbuf->pbuf[pmbuf->data_offset +
SDIO_INTF_HEADER_LEN];
pmadapter->event_cause = wlan_le32_to_cpu(event);
if ((pmadapter->upld_len > MLAN_EVENT_HEADER_LEN) &&
((pmadapter->upld_len - MLAN_EVENT_HEADER_LEN) <
MAX_EVENT_SIZE)) {
memcpy_ext(pmadapter, pmadapter->event_body,
pmbuf->pbuf + pmbuf->data_offset +
MLAN_EVENT_HEADER_LEN,
pmadapter->upld_len - MLAN_EVENT_HEADER_LEN,
MAX_EVENT_SIZE);
}
/* event cause has been saved to adapter->event_cause */
pmadapter->event_received = MTRUE;
pmbuf->data_len = pmadapter->upld_len;
pmadapter->pmlan_buffer_event = pmbuf;
/* remove SDIO header */
pmbuf->data_offset += SDIO_INTF_HEADER_LEN;
pmbuf->data_len -= SDIO_INTF_HEADER_LEN;
break;
default:
PRINTM(MERROR, "SDIO unknown upload type = 0x%x\n", upld_typ);
wlan_free_mlan_buffer(pmadapter, pmbuf);
break;
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function receives single packet
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_receive_single_packet(mlan_adapter *pmadapter)
{
mlan_buffer *pmbuf;
t_u8 port;
t_u16 rx_len;
t_u32 pkt_type = 0;
mlan_status ret = MLAN_STATUS_SUCCESS;
ENTER();
pmbuf = pmadapter->pcard_sd->mpa_rx.mbuf_arr[0];
port = pmadapter->pcard_sd->mpa_rx.start_port;
rx_len = pmadapter->pcard_sd->mpa_rx.len_arr[0];
if (MLAN_STATUS_SUCCESS !=
wlan_sdio_card_to_host(pmadapter, &pkt_type,
(t_u32 *)&pmadapter->upld_len, pmbuf, rx_len,
pmadapter->pcard_sd->ioport + port)) {
ret = MLAN_STATUS_FAILURE;
goto done;
}
if (pkt_type != MLAN_TYPE_DATA && pkt_type != MLAN_TYPE_SPA_DATA) {
PRINTM(MERROR,
"receive a wrong pkt from DATA PORT: type=%d, len=%dd\n",
pkt_type, pmbuf->data_len);
pmbuf->status_code = MLAN_ERROR_DATA_RX_FAIL;
ret = MLAN_STATUS_FAILURE;
goto done;
}
pmadapter->pcard_sd->mpa_rx_count[0]++;
wlan_decode_rx_packet(pmadapter, pmbuf, pkt_type, MTRUE);
done:
if (ret != MLAN_STATUS_SUCCESS)
wlan_free_mlan_buffer(pmadapter, pmbuf);
MP_RX_AGGR_BUF_RESET(pmadapter);
LEAVE();
return ret;
}
/**
* @brief This function receives data from the card in aggregate mode.
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_receive_mp_aggr_buf(mlan_adapter *pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
mlan_buffer mbuf_aggr;
mlan_buffer *mbuf_deaggr;
t_u32 pind = 0;
t_u32 pkt_len, pkt_type = 0;
t_u8 *curr_ptr;
t_u32 cmd53_port = 0;
t_u32 i = 0;
t_u32 port_count = 0;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
/* do aggr RX now */
PRINTM(MINFO, "do_rx_aggr: num of packets: %d\n",
pmadapter->pcard_sd->mpa_rx.pkt_cnt);
memset(pmadapter, &mbuf_aggr, 0, sizeof(mlan_buffer));
if (pmadapter->pcard_sd->mpa_rx.pkt_cnt == 1)
return wlan_receive_single_packet(pmadapter);
if (!pmadapter->pcard_sd->mpa_rx.buf) {
mbuf_aggr.data_len = pmadapter->pcard_sd->mpa_rx.buf_len;
mbuf_aggr.pnext = mbuf_aggr.pprev = &mbuf_aggr;
mbuf_aggr.use_count = 0;
for (pind = 0; pind < pmadapter->pcard_sd->mpa_rx.pkt_cnt;
pind++) {
pmadapter->pcard_sd->mpa_rx.mbuf_arr[pind]->data_len =
pmadapter->pcard_sd->mpa_rx.len_arr[pind];
wlan_link_buf_to_aggr(
&mbuf_aggr,
pmadapter->pcard_sd->mpa_rx.mbuf_arr[pind]);
}
} else {
mbuf_aggr.pbuf = (t_u8 *)pmadapter->pcard_sd->mpa_rx.buf;
mbuf_aggr.data_len = pmadapter->pcard_sd->mpa_rx.buf_len;
}
if (new_mode) {
port_count = bitcount(pmadapter->pcard_sd->mpa_rx.ports) - 1;
/* port_count = pmadapter->mpa_rx.pkt_cnt - 1; */
cmd53_port = (pmadapter->pcard_sd->ioport | SDIO_MPA_ADDR_BASE |
(port_count << 8)) +
pmadapter->pcard_sd->mpa_rx.start_port;
} else {
cmd53_port = (pmadapter->pcard_sd->ioport | SDIO_MPA_ADDR_BASE |
(pmadapter->pcard_sd->mpa_rx.ports << 4)) +
pmadapter->pcard_sd->mpa_rx.start_port;
}
do {
ret = pcb->moal_read_data_sync(pmadapter->pmoal_handle,
&mbuf_aggr, cmd53_port, 0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"wlan: sdio mp cmd53 read failed: %d ioport=0x%x retry=%d\n",
ret, cmd53_port, i);
i++;
if (MLAN_STATUS_SUCCESS !=
pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
HOST_TERM_CMD53)) {
PRINTM(MERROR, "Set Term cmd53 failed\n");
}
if (i > MAX_WRITE_IOMEM_RETRY) {
ret = MLAN_STATUS_FAILURE;
goto done;
}
}
} while (ret == MLAN_STATUS_FAILURE);
if (pmadapter->rx_work_flag)
pmadapter->callbacks.moal_spin_lock(
pmadapter->pmoal_handle,
pmadapter->rx_data_queue.plock);
if (!pmadapter->pcard_sd->mpa_rx.buf &&
pmadapter->pcard_sd->mpa_rx.pkt_cnt > 1) {
for (pind = 0; pind < pmadapter->pcard_sd->mpa_rx.pkt_cnt;
pind++) {
mbuf_deaggr =
pmadapter->pcard_sd->mpa_rx.mbuf_arr[pind];
pkt_len = wlan_le16_to_cpu(
*(t_u16 *)(mbuf_deaggr->pbuf +
mbuf_deaggr->data_offset));
pkt_type = wlan_le16_to_cpu(
*(t_u16 *)(mbuf_deaggr->pbuf +
mbuf_deaggr->data_offset + 2));
pmadapter->upld_len = pkt_len;
wlan_decode_rx_packet(pmadapter, mbuf_deaggr, pkt_type,
MFALSE);
}
} else {
DBG_HEXDUMP(MIF_D, "SDIO MP-A Blk Rd",
pmadapter->pcard_sd->mpa_rx.buf,
MIN(pmadapter->pcard_sd->mpa_rx.buf_len,
MAX_DATA_DUMP_LEN));
curr_ptr = pmadapter->pcard_sd->mpa_rx.buf;
for (pind = 0; pind < pmadapter->pcard_sd->mpa_rx.pkt_cnt;
pind++) {
/* get curr PKT len & type */
pkt_len = wlan_le16_to_cpu(*(t_u16 *)&curr_ptr[0]);
pkt_type = wlan_le16_to_cpu(*(t_u16 *)&curr_ptr[2]);
PRINTM(MINFO, "RX: [%d] pktlen: %d pkt_type: 0x%x\n",
pind, pkt_len, pkt_type);
/* copy pkt to deaggr buf */
mbuf_deaggr =
pmadapter->pcard_sd->mpa_rx.mbuf_arr[pind];
if ((pkt_type == MLAN_TYPE_DATA ||
pkt_type == MLAN_TYPE_SPA_DATA) &&
(pkt_len <=
pmadapter->pcard_sd->mpa_rx.len_arr[pind])) {
memcpy_ext(pmadapter,
mbuf_deaggr->pbuf +
mbuf_deaggr->data_offset,
curr_ptr, pkt_len, pkt_len);
pmadapter->upld_len = pkt_len;
/* Process de-aggr packet */
wlan_decode_rx_packet(pmadapter, mbuf_deaggr,
pkt_type, MFALSE);
} else {
PRINTM(MERROR,
"Wrong aggr packet: type=%d, len=%d, max_len=%d\n",
pkt_type, pkt_len,
pmadapter->pcard_sd->mpa_rx
.len_arr[pind]);
wlan_free_mlan_buffer(pmadapter, mbuf_deaggr);
}
curr_ptr += pmadapter->pcard_sd->mpa_rx.len_arr[pind];
}
}
if (pmadapter->rx_work_flag)
pmadapter->callbacks.moal_spin_unlock(
pmadapter->pmoal_handle,
pmadapter->rx_data_queue.plock);
pmadapter->pcard_sd
->mpa_rx_count[pmadapter->pcard_sd->mpa_rx.pkt_cnt - 1]++;
MP_RX_AGGR_BUF_RESET(pmadapter);
done:
return ret;
}
/**
* @brief This function receives data from the card in aggregate mode.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to the SDIO data/cmd buffer
* @param port Current port on which packet needs to be rxed
* @param rx_len Length of received packet
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_card_to_host_mp_aggr(mlan_adapter *pmadapter,
mlan_buffer *pmbuf, t_u8 port,
t_u16 rx_len)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_s32 f_do_rx_aggr = 0;
t_s32 f_do_rx_cur = 0;
t_s32 f_aggr_cur = 0;
t_s32 f_post_aggr_cur = 0;
t_u32 pind = 0;
t_u32 pkt_type = 0;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
if (!new_mode && (port == CTRL_PORT)) {
/* Read the command response or event without aggr */
PRINTM(MINFO,
"card_2_host_mp_aggr: No aggr for control port\n");
f_do_rx_cur = 1;
goto rx_curr_single;
}
if (!pmadapter->pcard_sd->mpa_rx.enabled) {
PRINTM(MINFO,
"card_2_host_mp_aggr: rx aggregation disabled !\n");
f_do_rx_cur = 1;
goto rx_curr_single;
}
if ((new_mode &&
(pmadapter->pcard_sd->mp_rd_bitmap & reg->data_port_mask)) ||
(!new_mode && (pmadapter->pcard_sd->mp_rd_bitmap &
(~((t_u32)CTRL_PORT_MASK))))) {
/* Some more data RX pending */
PRINTM(MINFO, "card_2_host_mp_aggr: Not last packet\n");
if (MP_RX_AGGR_IN_PROGRESS(pmadapter)) {
if (MP_RX_AGGR_BUF_HAS_ROOM(pmadapter, rx_len)) {
f_aggr_cur = 1;
} else {
/* No room in Aggr buf, do rx aggr now */
f_do_rx_aggr = 1;
f_post_aggr_cur = 1;
}
} else {
/* Rx aggr not in progress */
f_aggr_cur = 1;
}
} else {
/* No more data RX pending */
PRINTM(MINFO, "card_2_host_mp_aggr: Last packet\n");
if (MP_RX_AGGR_IN_PROGRESS(pmadapter)) {
f_do_rx_aggr = 1;
if (MP_RX_AGGR_BUF_HAS_ROOM(pmadapter, rx_len)) {
f_aggr_cur = 1;
} else {
/* No room in Aggr buf, do rx aggr now */
f_do_rx_cur = 1;
}
} else {
f_do_rx_cur = 1;
}
}
if (f_aggr_cur) {
PRINTM(MINFO, "Current packet aggregation.\n");
/* Curr pkt can be aggregated */
if (new_mode)
MP_RX_AGGR_SETUP(pmadapter, pmbuf, port, rx_len);
else
MP_RX_AGGR_SETUP_NONEWMODE(pmadapter, pmbuf, port,
rx_len);
if (MP_RX_AGGR_PKT_LIMIT_REACHED(pmadapter) ||
((new_mode && MP_RX_AGGR_PORT_LIMIT_REACHED(pmadapter)) ||
(!new_mode &&
MP_RX_AGGR_PORT_LIMIT_REACHED_NONEWMODE(pmadapter)))) {
PRINTM(MINFO,
"card_2_host_mp_aggr: Aggregation Packet limit reached\n");
/* No more pkts allowed in Aggr buf, rx it */
f_do_rx_aggr = 1;
}
}
if (f_do_rx_aggr) {
/* do aggr RX now */
if (MLAN_STATUS_SUCCESS !=
wlan_receive_mp_aggr_buf(pmadapter)) {
ret = MLAN_STATUS_FAILURE;
goto done;
}
}
rx_curr_single:
if (f_do_rx_cur) {
PRINTM(MINFO, "RX: f_do_rx_cur: port: %d rx_len: %d\n", port,
rx_len);
if (MLAN_STATUS_SUCCESS !=
wlan_sdio_card_to_host(
pmadapter, &pkt_type, (t_u32 *)&pmadapter->upld_len,
pmbuf, rx_len,
pmadapter->pcard_sd->ioport + port)) {
ret = MLAN_STATUS_FAILURE;
goto done;
}
if (!new_mode &&
((port == CTRL_PORT) && ((pkt_type != MLAN_TYPE_EVENT) &&
(pkt_type != MLAN_TYPE_CMD)))) {
PRINTM(MERROR,
"Wrong pkt from CTRL PORT: type=%d, len=%dd\n",
pkt_type, pmbuf->data_len);
pmbuf->status_code = MLAN_ERROR_DATA_RX_FAIL;
ret = MLAN_STATUS_FAILURE;
goto done;
}
if (new_mode || (port != CTRL_PORT)) {
if (pkt_type != MLAN_TYPE_DATA &&
pkt_type != MLAN_TYPE_SPA_DATA) {
PRINTM(MERROR,
"receive a wrong pkt from DATA PORT: type=%d, len=%dd\n",
pkt_type, pmbuf->data_len);
pmbuf->status_code = MLAN_ERROR_DATA_RX_FAIL;
ret = MLAN_STATUS_FAILURE;
goto done;
}
}
if (new_mode || (port != CTRL_PORT))
pmadapter->pcard_sd->mpa_rx_count[0]++;
wlan_decode_rx_packet(pmadapter, pmbuf, pkt_type, MTRUE);
}
if (f_post_aggr_cur) {
PRINTM(MINFO, "Current packet aggregation.\n");
/* Curr pkt can be aggregated */
if (new_mode)
MP_RX_AGGR_SETUP(pmadapter, pmbuf, port, rx_len);
else
MP_RX_AGGR_SETUP_NONEWMODE(pmadapter, pmbuf, port,
rx_len);
}
done:
if (ret == MLAN_STATUS_FAILURE) {
if (MP_RX_AGGR_IN_PROGRESS(pmadapter)) {
/* MP-A transfer failed - cleanup */
for (pind = 0;
pind < pmadapter->pcard_sd->mpa_rx.pkt_cnt;
pind++) {
wlan_free_mlan_buffer(
pmadapter, pmadapter->pcard_sd->mpa_rx
.mbuf_arr[pind]);
}
MP_RX_AGGR_BUF_RESET(pmadapter);
}
if (f_do_rx_cur) {
/* Single Transfer pending */
/* Free curr buff also */
wlan_free_mlan_buffer(pmadapter, pmbuf);
}
}
LEAVE();
return ret;
}
/**
* @brief This function sends aggr buf
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status wlan_send_mp_aggr_buf(mlan_adapter *pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 cmd53_port = 0;
t_u32 port_count = 0;
mlan_buffer mbuf_aggr;
t_u8 i = 0;
t_u8 mp_aggr_pkt_limit = pmadapter->pcard_sd->mp_aggr_pkt_limit;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
if (!pmadapter->pcard_sd->mpa_tx.pkt_cnt) {
LEAVE();
return ret;
}
PRINTM(MINFO,
"host_2_card_mp_aggr: Send aggregation buffer."
"%d %d\n",
pmadapter->pcard_sd->mpa_tx.start_port,
pmadapter->pcard_sd->mpa_tx.ports);
memset(pmadapter, &mbuf_aggr, 0, sizeof(mlan_buffer));
if (!pmadapter->pcard_sd->mpa_tx.buf &&
pmadapter->pcard_sd->mpa_tx.pkt_cnt > 1) {
mbuf_aggr.data_len = pmadapter->pcard_sd->mpa_tx.buf_len;
mbuf_aggr.pnext = mbuf_aggr.pprev = &mbuf_aggr;
mbuf_aggr.use_count = 0;
for (i = 0; i < pmadapter->pcard_sd->mpa_tx.pkt_cnt; i++)
wlan_link_buf_to_aggr(
&mbuf_aggr,
pmadapter->pcard_sd->mpa_tx.mbuf_arr[i]);
} else {
mbuf_aggr.pbuf = (t_u8 *)pmadapter->pcard_sd->mpa_tx.buf;
mbuf_aggr.data_len = pmadapter->pcard_sd->mpa_tx.buf_len;
}
if (new_mode) {
port_count = bitcount(pmadapter->pcard_sd->mpa_tx.ports) - 1;
cmd53_port = (pmadapter->pcard_sd->ioport | SDIO_MPA_ADDR_BASE |
(port_count << 8)) +
pmadapter->pcard_sd->mpa_tx.start_port;
} else {
cmd53_port = (pmadapter->pcard_sd->ioport | SDIO_MPA_ADDR_BASE |
(pmadapter->pcard_sd->mpa_tx.ports << 4)) +
pmadapter->pcard_sd->mpa_tx.start_port;
}
if (pmadapter->pcard_sd->mpa_tx.pkt_cnt == 1)
cmd53_port = pmadapter->pcard_sd->ioport +
pmadapter->pcard_sd->mpa_tx.start_port;
/** only one packet */
if (!pmadapter->pcard_sd->mpa_tx.buf &&
pmadapter->pcard_sd->mpa_tx.pkt_cnt == 1)
ret = wlan_write_data_sync(
pmadapter, pmadapter->pcard_sd->mpa_tx.mbuf_arr[0],
cmd53_port);
else
ret = wlan_write_data_sync(pmadapter, &mbuf_aggr, cmd53_port);
if (!pmadapter->pcard_sd->mpa_tx.buf) {
/** free mlan buffer */
for (i = 0; i < pmadapter->pcard_sd->mpa_tx.pkt_cnt; i++) {
wlan_write_data_complete(
pmadapter,
pmadapter->pcard_sd->mpa_tx.mbuf_arr[i],
MLAN_STATUS_SUCCESS);
}
}
if (!(pmadapter->pcard_sd->mp_wr_bitmap &
(1 << pmadapter->pcard_sd->curr_wr_port)) &&
(pmadapter->pcard_sd->mpa_tx.pkt_cnt < mp_aggr_pkt_limit))
pmadapter->pcard_sd->mpa_sent_no_ports++;
pmadapter->pcard_sd
->mpa_tx_count[pmadapter->pcard_sd->mpa_tx.pkt_cnt - 1]++;
pmadapter->pcard_sd
->last_mp_wr_bitmap[pmadapter->pcard_sd->last_mp_index] =
pmadapter->pcard_sd->mp_wr_bitmap;
pmadapter->pcard_sd
->last_mp_wr_ports[pmadapter->pcard_sd->last_mp_index] =
cmd53_port;
pmadapter->pcard_sd->last_mp_wr_len[pmadapter->pcard_sd->last_mp_index] =
pmadapter->pcard_sd->mpa_tx.buf_len;
pmadapter->pcard_sd
->last_curr_wr_port[pmadapter->pcard_sd->last_mp_index] =
pmadapter->pcard_sd->curr_wr_port;
memcpy_ext(
pmadapter,
(t_u8 *)&pmadapter->pcard_sd
->last_mp_wr_info[pmadapter->pcard_sd->last_mp_index *
mp_aggr_pkt_limit],
(t_u8 *)pmadapter->pcard_sd->mpa_tx.mp_wr_info,
mp_aggr_pkt_limit * sizeof(t_u16),
mp_aggr_pkt_limit * sizeof(t_u16));
pmadapter->pcard_sd->last_mp_index++;
if (pmadapter->pcard_sd->last_mp_index >= SDIO_MP_DBG_NUM)
pmadapter->pcard_sd->last_mp_index = 0;
MP_TX_AGGR_BUF_RESET(pmadapter);
LEAVE();
return ret;
}
/**
* @brief This function sends data to the card in SDIO aggregated mode.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param mbuf A pointer to the SDIO data/cmd buffer
* @param port current port for aggregation
* @param next_pkt_len Length of next packet used for multiport aggregation
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_host_to_card_mp_aggr(mlan_adapter *pmadapter,
mlan_buffer *mbuf, t_u8 port,
t_u32 next_pkt_len)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_s32 f_send_aggr_buf = 0;
t_s32 f_send_cur_buf = 0;
t_s32 f_precopy_cur_buf = 0;
t_s32 f_postcopy_cur_buf = 0;
t_u8 aggr_sg = 0;
t_u8 mp_aggr_pkt_limit = pmadapter->pcard_sd->mp_aggr_pkt_limit;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
PRINTM(MIF_D, "host_2_card_mp_aggr: next_pkt_len: %d curr_port:%d\n",
next_pkt_len, port);
if (!pmadapter->pcard_sd->mpa_tx.enabled) {
PRINTM(MINFO,
"host_2_card_mp_aggr: tx aggregation disabled !\n");
f_send_cur_buf = 1;
goto tx_curr_single;
}
if (next_pkt_len) {
/* More pkt in TX queue */
PRINTM(MINFO, "host_2_card_mp_aggr: More packets in Queue.\n");
if (MP_TX_AGGR_IN_PROGRESS(pmadapter)) {
if (MP_TX_AGGR_BUF_HAS_ROOM(pmadapter, mbuf,
mbuf->data_len)) {
f_precopy_cur_buf = 1;
if (!(pmadapter->pcard_sd->mp_wr_bitmap &
(1
<< pmadapter->pcard_sd->curr_wr_port)) ||
!MP_TX_AGGR_BUF_HAS_ROOM(
pmadapter, mbuf,
mbuf->data_len + next_pkt_len)) {
f_send_aggr_buf = 1;
}
} else {
/* No room in Aggr buf, send it */
f_send_aggr_buf = 1;
if (!(pmadapter->pcard_sd->mp_wr_bitmap &
(1
<< pmadapter->pcard_sd->curr_wr_port))) {
f_send_cur_buf = 1;
} else {
f_postcopy_cur_buf = 1;
}
}
} else {
if (MP_TX_AGGR_BUF_HAS_ROOM(pmadapter, mbuf,
mbuf->data_len) &&
(pmadapter->pcard_sd->mp_wr_bitmap &
(1 << pmadapter->pcard_sd->curr_wr_port)))
f_precopy_cur_buf = 1;
else
f_send_cur_buf = 1;
}
} else {
/* Last pkt in TX queue */
PRINTM(MINFO,
"host_2_card_mp_aggr: Last packet in Tx Queue.\n");
if (MP_TX_AGGR_IN_PROGRESS(pmadapter)) {
/* some packs in Aggr buf already */
f_send_aggr_buf = 1;
if (MP_TX_AGGR_BUF_HAS_ROOM(pmadapter, mbuf,
mbuf->data_len)) {
f_precopy_cur_buf = 1;
} else {
/* No room in Aggr buf, send it */
f_send_cur_buf = 1;
}
} else {
f_send_cur_buf = 1;
}
pmadapter->pcard_sd->mpa_sent_last_pkt++;
}
if (f_precopy_cur_buf) {
PRINTM(MINFO, "host_2_card_mp_aggr: Precopy current buffer\n");
if (pmadapter->pcard_sd->mpa_buf)
memcpy_ext(
pmadapter,
pmadapter->pcard_sd->mpa_buf +
(pmadapter->pcard_sd->last_mp_index *
mp_aggr_pkt_limit +
pmadapter->pcard_sd->mpa_tx.pkt_cnt) *
MLAN_SDIO_BLOCK_SIZE,
mbuf->pbuf + mbuf->data_offset,
MLAN_SDIO_BLOCK_SIZE, MLAN_SDIO_BLOCK_SIZE);
if (!pmadapter->pcard_sd->mpa_tx.buf) {
if (new_mode)
MP_TX_AGGR_BUF_PUT_SG(pmadapter, mbuf, port);
else
MP_TX_AGGR_BUF_PUT_SG_NONEWMODE(pmadapter, mbuf,
port);
aggr_sg = MTRUE;
} else {
if (new_mode)
MP_TX_AGGR_BUF_PUT(pmadapter, mbuf, port);
else
MP_TX_AGGR_BUF_PUT_NONEWMODE(pmadapter, mbuf,
port);
}
if (MP_TX_AGGR_PKT_LIMIT_REACHED(pmadapter) ||
(!new_mode && MP_TX_AGGR_PORT_LIMIT_REACHED(pmadapter))) {
PRINTM(MIF_D,
"host_2_card_mp_aggr: Aggregation Pkt limit reached\n");
/* No more pkts allowed in Aggr buf, send it */
f_send_aggr_buf = 1;
}
}
if (f_send_aggr_buf)
ret = wlan_send_mp_aggr_buf(pmadapter);
tx_curr_single:
if (f_send_cur_buf) {
PRINTM(MINFO, "host_2_card_mp_aggr: writing to port #%d\n",
port);
ret = wlan_write_data_sync(pmadapter, mbuf,
pmadapter->pcard_sd->ioport + port);
if (!(pmadapter->pcard_sd->mp_wr_bitmap &
(1 << pmadapter->pcard_sd->curr_wr_port)))
pmadapter->pcard_sd->mpa_sent_no_ports++;
pmadapter->pcard_sd
->last_mp_wr_bitmap[pmadapter->pcard_sd->last_mp_index] =
pmadapter->pcard_sd->mp_wr_bitmap;
pmadapter->pcard_sd
->last_mp_wr_ports[pmadapter->pcard_sd->last_mp_index] =
pmadapter->pcard_sd->ioport + port;
pmadapter->pcard_sd
->last_mp_wr_len[pmadapter->pcard_sd->last_mp_index] =
mbuf->data_len;
memset(pmadapter,
(t_u8 *)&pmadapter->pcard_sd->last_mp_wr_info
[pmadapter->pcard_sd->last_mp_index *
mp_aggr_pkt_limit],
0, sizeof(t_u16) * mp_aggr_pkt_limit);
pmadapter->pcard_sd
->last_mp_wr_info[pmadapter->pcard_sd->last_mp_index *
mp_aggr_pkt_limit] =
*(t_u16 *)(mbuf->pbuf + mbuf->data_offset);
pmadapter->pcard_sd
->last_curr_wr_port[pmadapter->pcard_sd->last_mp_index] =
pmadapter->pcard_sd->curr_wr_port;
if (pmadapter->pcard_sd->mpa_buf)
memcpy_ext(pmadapter,
pmadapter->pcard_sd->mpa_buf +
(pmadapter->pcard_sd->last_mp_index *
mp_aggr_pkt_limit *
MLAN_SDIO_BLOCK_SIZE),
mbuf->pbuf + mbuf->data_offset,
MLAN_SDIO_BLOCK_SIZE, MLAN_SDIO_BLOCK_SIZE);
pmadapter->pcard_sd->last_mp_index++;
if (pmadapter->pcard_sd->last_mp_index >= SDIO_MP_DBG_NUM)
pmadapter->pcard_sd->last_mp_index = 0;
pmadapter->pcard_sd->mpa_tx_count[0]++;
}
if (f_postcopy_cur_buf) {
PRINTM(MINFO, "host_2_card_mp_aggr: Postcopy current buffer\n");
if (pmadapter->pcard_sd->mpa_buf)
memcpy_ext(
pmadapter,
pmadapter->pcard_sd->mpa_buf +
(pmadapter->pcard_sd->last_mp_index *
mp_aggr_pkt_limit +
pmadapter->pcard_sd->mpa_tx.pkt_cnt) *
MLAN_SDIO_BLOCK_SIZE,
mbuf->pbuf + mbuf->data_offset,
MLAN_SDIO_BLOCK_SIZE, MLAN_SDIO_BLOCK_SIZE);
if (!pmadapter->pcard_sd->mpa_tx.buf) {
if (new_mode)
MP_TX_AGGR_BUF_PUT_SG(pmadapter, mbuf, port);
else
MP_TX_AGGR_BUF_PUT_SG_NONEWMODE(pmadapter, mbuf,
port);
aggr_sg = MTRUE;
} else {
if (new_mode)
MP_TX_AGGR_BUF_PUT(pmadapter, mbuf, port);
else
MP_TX_AGGR_BUF_PUT_NONEWMODE(pmadapter, mbuf,
port);
}
}
/* Always return PENDING in SG mode */
if (aggr_sg)
ret = MLAN_STATUS_PENDING;
LEAVE();
return ret;
}
/********************************************************
Global functions
********************************************************/
/**
* @brief This function checks if the interface is ready to download
* or not while other download interface is present
*
* @param pmadapter A pointer to mlan_adapter structure
* @param val Winner status (0: winner)
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*
*/
static mlan_status wlan_sdio_check_winner_status(mlan_adapter *pmadapter,
t_u32 *val)
{
t_u32 winner = 0;
pmlan_callbacks pcb;
t_u8 card_winner_check_reg = pmadapter->pcard_sd->reg->winner_check_reg;
ENTER();
#ifdef SD8801
if (IS_SD8801(pmadapter->card_type)) {
*val = 0;
return MLAN_STATUS_SUCCESS;
}
#endif
pcb = &pmadapter->callbacks;
if (MLAN_STATUS_SUCCESS != pcb->moal_read_reg(pmadapter->pmoal_handle,
card_winner_check_reg,
&winner)) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
*val = winner;
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function checks if the firmware is ready to accept
* command or not.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pollnum Maximum polling number
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_check_fw_status(mlan_adapter *pmadapter,
t_u32 pollnum)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u16 firmwarestat = 0;
t_u32 tries;
ENTER();
/* Wait for firmware initialization event */
for (tries = 0; tries < pollnum; tries++) {
ret = wlan_sdio_read_fw_status(pmadapter, &firmwarestat);
if (MLAN_STATUS_SUCCESS != ret)
continue;
if (firmwarestat == SDIO_FIRMWARE_READY) {
ret = MLAN_STATUS_SUCCESS;
break;
} else {
wlan_mdelay(pmadapter, 10);
ret = MLAN_STATUS_FAILURE;
}
}
if (ret != MLAN_STATUS_SUCCESS) {
if (pollnum > 1)
PRINTM(MERROR,
"Fail to poll firmware status: firmwarestat=0x%x\n",
firmwarestat);
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief This function enables the host interrupts.
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_enable_sdio_host_int(pmlan_adapter pmadapter)
{
mlan_status ret;
t_u8 mask = pmadapter->pcard_sd->reg->host_int_enable;
ENTER();
ret = wlan_sdio_enable_host_int_mask(pmadapter, mask);
LEAVE();
return ret;
}
/**
* @brief This function downloads firmware to card
*
* @param pmadapter A pointer to mlan_adapter
* @param pmfw A pointer to firmware image
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_dnld_fw(pmlan_adapter pmadapter,
pmlan_fw_image pmfw)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 poll_num = 1;
t_u32 winner = 0;
ENTER();
/*when using GPIO wakeup, don't run the below code.
*if using GPIO wakeup, host will do handshake with FW
*to check if FW wake up and pull up SDIO line, then reload driver.
*So when using GPIO wakeup, don't need driver to do check wakeup status
*again. when using SDIO interface wakeup, run the below code; if using
*SDIO interface wakeup, driver need to do check wakeup status with FW.
*/
/* Card specific probing */
ret = wlan_sdio_probe(pmadapter);
if (ret == MLAN_STATUS_FAILURE) {
PRINTM(MERROR, "WLAN SDIO probe failed\n", ret);
LEAVE();
return ret;
}
/* Check if firmware is already running */
ret = wlan_sdio_check_fw_status(pmadapter, poll_num);
if (ret == MLAN_STATUS_SUCCESS) {
#if defined(SDIO)
if (pmfw->fw_reload == FW_RELOAD_SDIO_INBAND_RESET) {
PRINTM(MMSG, "Try reset fw in mlan\n");
ret = wlan_reset_fw(pmadapter);
if (ret == MLAN_STATUS_FAILURE) {
PRINTM(MERROR, "FW reset failure!");
LEAVE();
return ret;
}
} else {
#endif
PRINTM(MMSG,
"WLAN FW already running! Skip FW download\n");
#if defined(SDIO)
pmadapter->ops.wakeup_card(pmadapter, MFALSE);
#endif
goto done;
#if defined(SDIO)
}
#endif
}
poll_num = MAX_FIRMWARE_POLL_TRIES;
/* Check if other interface is downloading */
ret = wlan_sdio_check_winner_status(pmadapter, &winner);
if (ret == MLAN_STATUS_FAILURE) {
PRINTM(MFATAL, "WLAN read winner status failed!\n");
goto done;
}
if (winner) {
PRINTM(MMSG,
"WLAN is not the winner (0x%x). Skip FW download\n",
winner);
poll_num = MAX_MULTI_INTERFACE_POLL_TRIES;
goto poll_fw;
}
/* Download the firmware image via helper */
ret = wlan_sdio_prog_fw_w_helper(pmadapter, pmfw->pfw_buf,
pmfw->fw_len);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR, "wlan_dnld_fw fail ret=0x%x\n", ret);
LEAVE();
return ret;
}
poll_fw:
/* Check if the firmware is downloaded successfully or not */
ret = wlan_sdio_check_fw_status(pmadapter, poll_num);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MFATAL, "FW failed to be active in time!\n");
ret = MLAN_STATUS_FAILURE;
LEAVE();
return ret;
}
#ifdef SD9177
if (IS_SD9177(pmadapter->card_type))
wlan_mdelay(pmadapter, 1000);
#endif
done:
/* re-enable host interrupt for mlan after fw dnld is successful */
wlan_enable_sdio_host_int(pmadapter);
LEAVE();
return ret;
}
/**
* @brief This function probes the driver
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status wlan_sdio_probe(pmlan_adapter pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 sdio_ireg = 0;
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
/*
* Read the HOST_INT_STATUS_REG for ACK the first interrupt got
* from the bootloader. If we don't do this we get a interrupt
* as soon as we register the irq.
*/
pcb->moal_read_reg(pmadapter->pmoal_handle,
pmadapter->pcard_sd->reg->host_int_status_reg,
&sdio_ireg);
/* Disable host interrupt mask register for SDIO */
ret = wlan_disable_sdio_host_int(pmadapter);
if (ret != MLAN_STATUS_SUCCESS) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
/* Get SDIO ioport */
ret = wlan_sdio_init_ioport(pmadapter);
LEAVE();
return ret;
}
/**
* @brief This function get sdio device from card type
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status wlan_get_sdio_device(pmlan_adapter pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u16 card_type = pmadapter->card_type;
ENTER();
ret = pmadapter->callbacks.moal_malloc(pmadapter->pmoal_handle,
sizeof(mlan_sdio_card),
MLAN_MEM_DEF,
(t_u8 **)&pmadapter->pcard_sd);
if (ret != MLAN_STATUS_SUCCESS || !pmadapter->pcard_sd) {
PRINTM(MERROR, "Failed to allocate pcard_sd\n");
LEAVE();
return MLAN_STATUS_FAILURE;
}
pmadapter->pcard_sd->max_ports = MAX_PORT;
pmadapter->pcard_sd->mp_aggr_pkt_limit = SDIO_MP_AGGR_DEF_PKT_LIMIT;
pmadapter->pcard_sd->supports_sdio_new_mode = MTRUE;
pmadapter->pcard_sd->mp_tx_aggr_buf_size = SDIO_MP_AGGR_BUF_SIZE_MAX;
pmadapter->pcard_sd->mp_rx_aggr_buf_size = SDIO_MP_AGGR_BUF_SIZE_MAX;
switch (card_type) {
#ifdef SD8801
case CARD_TYPE_SD8801:
pmadapter->pcard_sd->reg = &mlan_reg_sd8801;
pmadapter->pcard_info = &mlan_card_info_sd8801;
pmadapter->pcard_sd->max_ports = MAX_PORT_16;
pmadapter->pcard_sd->mp_aggr_pkt_limit =
SDIO_MP_AGGR_DEF_PKT_LIMIT_8;
pmadapter->pcard_sd->supports_sdio_new_mode = MFALSE;
pmadapter->pcard_sd->mp_tx_aggr_buf_size =
SDIO_MP_AGGR_BUF_SIZE_32K;
pmadapter->pcard_sd->mp_rx_aggr_buf_size =
SDIO_MP_AGGR_BUF_SIZE_32K;
break;
#endif
#ifdef SD8887
case CARD_TYPE_SD8887:
pmadapter->pcard_sd->reg = &mlan_reg_sd8887;
pmadapter->pcard_info = &mlan_card_info_sd8887;
break;
#endif
#ifdef SD8897
case CARD_TYPE_SD8897:
pmadapter->pcard_sd->reg = &mlan_reg_sd8897;
pmadapter->pcard_info = &mlan_card_info_sd8897;
break;
#endif
#if defined(SD8977) || defined(SD8978)
case CARD_TYPE_SD8977:
case CARD_TYPE_SD8978:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sd8977;
break;
#endif
#ifdef SD8997
case CARD_TYPE_SD8997:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sd8997;
break;
#endif
#ifdef SD8987
case CARD_TYPE_SD8987:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sd8987;
break;
#endif
#ifdef SD9098
case CARD_TYPE_SD9098:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sd9098;
break;
#endif
#ifdef SD9097
case CARD_TYPE_SD9097:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sd9097;
break;
#endif
#ifdef SDNW62X
case CARD_TYPE_SDNW62X:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sdnw62x;
break;
#endif
#ifdef SD9177
case CARD_TYPE_SD9177:
pmadapter->pcard_sd->reg = &mlan_reg_sd8977_sd8997;
pmadapter->pcard_info = &mlan_card_info_sd9177;
break;
#endif
default:
PRINTM(MERROR, "can't get right card type \n");
ret = MLAN_STATUS_FAILURE;
break;
}
LEAVE();
return ret;
}
/**
* @brief This function dump the mp registers when issue happened
*
* @param pmadapter A pointer to mlan_adapter structure
* @return N/A
*/
void wlan_dump_mp_registers(pmlan_adapter pmadapter)
{
t_u32 mp_wr_bitmap;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
t_u32 mp_rd_bitmap;
t_u16 rx_len = 0;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
t_u8 cmd_rd_len_0 = reg->cmd_rd_len_0;
t_u8 cmd_rd_len_1 = reg->cmd_rd_len_1;
t_u8 host_int_status_reg = reg->host_int_status_reg;
t_u32 sdio_ireg = 0;
mp_wr_bitmap = (t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_l];
mp_wr_bitmap |= ((t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_u])
<< 8;
if (new_mode) {
mp_wr_bitmap |=
((t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_1l])
<< 16;
mp_wr_bitmap |=
((t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_1u])
<< 24;
}
PRINTM(MMSG, "wlan: mp_data_port_mask = 0x%x\n",
pmadapter->pcard_sd->mp_data_port_mask);
PRINTM(MMSG, "wlan: HW wr_bitmap=0x%08x Host: wr_bitmap=0x%08x\n",
mp_wr_bitmap, pmadapter->pcard_sd->mp_wr_bitmap);
mp_rd_bitmap = (t_u32)pmadapter->pcard_sd->mp_regs[reg->rd_bitmap_l];
mp_rd_bitmap |= ((t_u32)pmadapter->pcard_sd->mp_regs[reg->rd_bitmap_u])
<< 8;
if (new_mode) {
mp_rd_bitmap |=
((t_u32)pmadapter->pcard_sd->mp_regs[reg->rd_bitmap_1l])
<< 16;
mp_rd_bitmap |=
((t_u32)pmadapter->pcard_sd->mp_regs[reg->rd_bitmap_1u])
<< 24;
}
PRINTM(MMSG, "wlan: HW rd_bitmap=0x%08x Host: rd_bitmap=0x%08x\n",
mp_rd_bitmap, pmadapter->pcard_sd->mp_rd_bitmap);
if (new_mode) {
rx_len = ((t_u16)pmadapter->pcard_sd->mp_regs[cmd_rd_len_1])
<< 8;
rx_len |= (t_u16)pmadapter->pcard_sd->mp_regs[cmd_rd_len_0];
PRINTM(MMSG, "wlan: cmd rx buffer rx_len = %d\n", rx_len);
}
PRINTM(MMSG, "wlan: HW sdio_ireg = 0x%x\n",
pmadapter->pcard_sd->mp_regs[host_int_status_reg]);
sdio_ireg = pmadapter->pcard_sd->mp_regs[host_int_status_reg];
if (new_mode && rx_len)
sdio_ireg |= UP_LD_CMD_PORT_HOST_INT_STATUS;
if (!(pmadapter->pcard_sd->mp_wr_bitmap &
pmadapter->pcard_sd->mp_data_port_mask)) {
if (mp_wr_bitmap & pmadapter->pcard_sd->mp_data_port_mask)
sdio_ireg |= DN_LD_HOST_INT_STATUS;
}
if ((!pmadapter->pcard_sd->mp_rd_bitmap) && mp_rd_bitmap)
sdio_ireg |= UP_LD_HOST_INT_STATUS;
pmadapter->pcard_sd->mp_regs[host_int_status_reg] = sdio_ireg;
PRINTM(MMSG, "wlan: recovered sdio_ireg=0x%x\n", sdio_ireg);
return;
}
/**
* @brief This function gets interrupt status.
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS
*/
static mlan_status wlan_sdio_interrupt(t_u16 msg_id, pmlan_adapter pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
mlan_buffer mbuf;
t_u32 sdio_ireg = 0;
t_u8 offset = 0;
t_u8 i = 0;
int max_mp_regs = pmadapter->pcard_sd->reg->max_mp_regs;
t_u8 host_int_status_reg =
pmadapter->pcard_sd->reg->host_int_status_reg;
ENTER();
while (max_mp_regs) {
memset(pmadapter, &mbuf, 0, sizeof(mlan_buffer));
mbuf.pbuf = pmadapter->pcard_sd->mp_regs + offset;
mbuf.data_len = MIN(max_mp_regs, MLAN_SDIO_BLOCK_SIZE);
do {
ret = pcb->moal_read_data_sync(
pmadapter->pmoal_handle, &mbuf,
(REG_PORT + offset) | MLAN_SDIO_BYTE_MODE_MASK,
0);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"wlan: cmd53 read regs failed: %d port=%x retry=%d\n",
ret, REG_PORT + offset, i);
i++;
pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
HOST_TERM_CMD53);
if (i > MAX_WRITE_IOMEM_RETRY) {
PRINTM(MERROR,
"wlan: Fail to read mp_regs\n");
pmadapter->dbg.num_int_read_failure++;
goto done;
}
}
} while (ret == MLAN_STATUS_FAILURE);
offset += mbuf.data_len;
max_mp_regs -= mbuf.data_len;
}
if (i > 0)
wlan_dump_mp_registers(pmadapter);
DBG_HEXDUMP(MIF_D, "SDIO MP Registers", pmadapter->pcard_sd->mp_regs,
max_mp_regs);
sdio_ireg = pmadapter->pcard_sd->mp_regs[host_int_status_reg];
pmadapter->dbg.last_int_status = pmadapter->ireg | sdio_ireg;
if (sdio_ireg) {
/*
* DN_LD_HOST_INT_STATUS and/or UP_LD_HOST_INT_STATUS
* DN_LD_CMD_PORT_HOST_INT_STATUS and/or
* UP_LD_CMD_PORT_HOST_INT_STATUS
* Clear the interrupt status register
*/
PRINTM(MINTR, "wlan_interrupt: sdio_ireg = 0x%x\n", sdio_ireg);
pmadapter->pcard_sd->num_of_irq++;
pcb->moal_spin_lock(pmadapter->pmoal_handle,
pmadapter->pint_lock);
pmadapter->ireg |= sdio_ireg;
pcb->moal_spin_unlock(pmadapter->pmoal_handle,
pmadapter->pint_lock);
if (!pmadapter->pps_uapsd_mode &&
pmadapter->ps_state == PS_STATE_SLEEP) {
pmadapter->pm_wakeup_fw_try = MFALSE;
pmadapter->ps_state = PS_STATE_AWAKE;
pmadapter->pm_wakeup_card_req = MFALSE;
}
} else {
PRINTM(MMSG, "wlan_interrupt: sdio_ireg = 0x%x\n", sdio_ireg);
}
done:
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function try to read the packet when fail to alloc rx buffer
*
* @param pmadapter A pointer to mlan_adapter structure
* @param port Current port on which packet needs to be rxed
* @param rx_len Length of received packet
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_card_to_host_recovery(mlan_adapter *pmadapter,
t_u8 port, t_u16 rx_len)
{
mlan_buffer mbuf;
t_u32 pkt_type = 0;
mlan_status ret = MLAN_STATUS_FAILURE;
ENTER();
if (!pmadapter->pcard_sd->supports_sdio_new_mode)
goto done;
if (MP_RX_AGGR_IN_PROGRESS(pmadapter)) {
PRINTM(MDATA, "Recovery:do Rx Aggr\n");
/* do aggr RX now */
wlan_receive_mp_aggr_buf(pmadapter);
}
memset(pmadapter, &mbuf, 0, sizeof(mlan_buffer));
mbuf.pbuf = pmadapter->pcard_sd->rx_buf;
mbuf.data_len = rx_len;
PRINTM(MDATA, "Recovery: Try read port=%d rx_len=%d\n", port, rx_len);
if (MLAN_STATUS_SUCCESS !=
wlan_sdio_card_to_host(pmadapter, &pkt_type,
(t_u32 *)&pmadapter->upld_len, &mbuf, rx_len,
pmadapter->pcard_sd->ioport + port)) {
PRINTM(MERROR, "Recovery: Fail to do cmd53\n");
}
if (pkt_type != MLAN_TYPE_DATA && pkt_type != MLAN_TYPE_SPA_DATA) {
PRINTM(MERROR,
"Recovery: Receive a wrong pkt: type=%d, len=%d\n",
pkt_type, pmadapter->upld_len);
goto done;
}
if (pkt_type == MLAN_TYPE_DATA) {
// TODO fill the hole in Rx reorder table
PRINTM(MDATA, "Recovery: Drop Data packet\n");
pmadapter->dbg.num_pkt_dropped++;
} else if (pkt_type == MLAN_TYPE_SPA_DATA) {
PRINTM(MDATA, "Recovery: SPA Data packet len=%d\n",
pmadapter->upld_len);
wlan_decode_spa_buffer(pmadapter, pmadapter->pcard_sd->rx_buf,
pmadapter->upld_len);
pmadapter->data_received = MTRUE;
}
PRINTM(MMSG, "wlan: Success handle rx port=%d, rx_len=%d \n", port,
rx_len);
ret = MLAN_STATUS_SUCCESS;
done:
LEAVE();
return ret;
}
/**
* @brief This function checks the interrupt status and handle it accordingly.
*
* @param pmadapter A pointer to mlan_adapter structure
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_process_sdio_int_status(mlan_adapter *pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u8 sdio_ireg;
mlan_buffer *pmbuf = MNULL;
t_u8 port = 0;
t_u32 len_reg_l, len_reg_u;
t_u32 rx_blocks;
t_u8 bit_count = 0;
t_u32 ps_state = pmadapter->ps_state;
t_u16 rx_len;
t_u32 upld_typ = 0;
t_u32 cr = 0;
const mlan_sdio_card_reg *reg = pmadapter->pcard_sd->reg;
t_u8 rd_len_p0_l = reg->rd_len_p0_l;
t_u8 rd_len_p0_u = reg->rd_len_p0_u;
t_u8 cmd_rd_len_0 = reg->cmd_rd_len_0;
t_u8 cmd_rd_len_1 = reg->cmd_rd_len_1;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
pcb->moal_spin_lock(pmadapter->pmoal_handle, pmadapter->pint_lock);
sdio_ireg = (t_u8)pmadapter->ireg;
pmadapter->ireg = 0;
pcb->moal_spin_unlock(pmadapter->pmoal_handle, pmadapter->pint_lock);
if (!sdio_ireg)
goto done;
if (new_mode) {
/* check the command port */
if (sdio_ireg & DN_LD_CMD_PORT_HOST_INT_STATUS) {
if (pmadapter->cmd_sent)
pmadapter->cmd_sent = MFALSE;
PRINTM(MINFO, "cmd_sent=%d\n", pmadapter->cmd_sent);
}
if (sdio_ireg & UP_LD_CMD_PORT_HOST_INT_STATUS) {
/* read the len of control packet */
rx_len = ((t_u16)pmadapter->pcard_sd
->mp_regs[cmd_rd_len_1])
<< 8;
rx_len |= (t_u16)pmadapter->pcard_sd
->mp_regs[cmd_rd_len_0];
PRINTM(MINFO, "RX: cmd port rx_len=%u\n", rx_len);
rx_blocks = (rx_len + MLAN_SDIO_BLOCK_SIZE - 1) /
MLAN_SDIO_BLOCK_SIZE;
if (rx_len <= SDIO_INTF_HEADER_LEN ||
(rx_blocks * MLAN_SDIO_BLOCK_SIZE) >
ALLOC_BUF_SIZE) {
PRINTM(MERROR, "invalid rx_len=%d\n", rx_len);
ret = MLAN_STATUS_FAILURE;
goto done;
}
rx_len = (t_u16)(rx_blocks * MLAN_SDIO_BLOCK_SIZE);
pmbuf = wlan_alloc_mlan_buffer(pmadapter, rx_len, 0,
MOAL_MALLOC_BUFFER);
if (pmbuf == MNULL) {
PRINTM(MERROR,
"Failed to allocate 'mlan_buffer'\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
PRINTM(MINFO, "cmd rx buffer rx_len = %d\n", rx_len);
/* Transfer data from card */
if (MLAN_STATUS_SUCCESS !=
wlan_sdio_card_to_host(pmadapter, &upld_typ,
(t_u32 *)&pmadapter->upld_len,
pmbuf, rx_len,
pmadapter->pcard_sd->ioport |
CMD_PORT_SLCT)) {
pmadapter->dbg.num_cmdevt_card_to_host_failure++;
PRINTM(MERROR,
"Card-to-host cmd failed: int status=0x%x\n",
sdio_ireg);
wlan_free_mlan_buffer(pmadapter, pmbuf);
ret = MLAN_STATUS_FAILURE;
goto term_cmd53;
}
if ((upld_typ != MLAN_TYPE_CMD) &&
(upld_typ != MLAN_TYPE_EVENT))
PRINTM(MERROR,
"receive a wrong packet from CMD PORT. type =0x%x\n",
upld_typ);
wlan_decode_rx_packet(pmadapter, pmbuf, upld_typ,
MFALSE);
/* We might receive data/sleep_cfm at the same time */
/* reset data_receive flag to avoid ps_state change */
if ((ps_state == PS_STATE_SLEEP_CFM) &&
(pmadapter->ps_state == PS_STATE_SLEEP))
pmadapter->data_received = MFALSE;
}
}
if (sdio_ireg & DN_LD_HOST_INT_STATUS) {
if (pmadapter->pcard_sd->mp_wr_bitmap &
pmadapter->pcard_sd->mp_data_port_mask)
pmadapter->pcard_sd->mp_invalid_update++;
pmadapter->pcard_sd->mp_wr_bitmap =
(t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_l];
pmadapter->pcard_sd->mp_wr_bitmap |=
((t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_u])
<< 8;
if (new_mode) {
pmadapter->pcard_sd->mp_wr_bitmap |=
((t_u32)pmadapter->pcard_sd
->mp_regs[reg->wr_bitmap_1l])
<< 16;
pmadapter->pcard_sd->mp_wr_bitmap |=
((t_u32)pmadapter->pcard_sd
->mp_regs[reg->wr_bitmap_1u])
<< 24;
}
bit_count = bitcount(pmadapter->pcard_sd->mp_wr_bitmap &
pmadapter->pcard_sd->mp_data_port_mask);
if (bit_count) {
pmadapter->pcard_sd->mp_update[bit_count - 1]++;
if (pmadapter->pcard_sd->mp_update[bit_count - 1] ==
0xffffffff)
memset(pmadapter,
pmadapter->pcard_sd->mp_update, 0,
sizeof(pmadapter->pcard_sd->mp_update));
}
pmadapter->pcard_sd->last_recv_wr_bitmap =
pmadapter->pcard_sd->mp_wr_bitmap;
PRINTM(MINTR, "DNLD: wr_bitmap=0x%08x\n",
pmadapter->pcard_sd->mp_wr_bitmap);
if (pmadapter->data_sent &&
(pmadapter->pcard_sd->mp_wr_bitmap &
(1 << pmadapter->pcard_sd->curr_wr_port))) {
pmadapter->callbacks.moal_tp_accounting_rx_param(
pmadapter->pmoal_handle, 3, 0);
PRINTM(MINFO, " <--- Tx DONE Interrupt --->\n");
pmadapter->data_sent = MFALSE;
}
}
if ((!new_mode) && (pmadapter->cmd_sent == MTRUE)) {
/* Check if firmware has attach buffer at command port and
* update just that in wr_bit_map. */
pmadapter->pcard_sd->mp_wr_bitmap |=
(t_u32)pmadapter->pcard_sd->mp_regs[reg->wr_bitmap_l] &
CTRL_PORT_MASK;
if (pmadapter->pcard_sd->mp_wr_bitmap & CTRL_PORT_MASK)
pmadapter->cmd_sent = MFALSE;
}
if (sdio_ireg & UP_LD_HOST_INT_STATUS) {
pmadapter->pcard_sd->mp_rd_bitmap =
(t_u32)pmadapter->pcard_sd->mp_regs[reg->rd_bitmap_l];
pmadapter->pcard_sd->mp_rd_bitmap |=
((t_u32)pmadapter->pcard_sd->mp_regs[reg->rd_bitmap_u])
<< 8;
if (new_mode) {
pmadapter->pcard_sd->mp_rd_bitmap |=
((t_u32)pmadapter->pcard_sd
->mp_regs[reg->rd_bitmap_1l])
<< 16;
pmadapter->pcard_sd->mp_rd_bitmap |=
((t_u32)pmadapter->pcard_sd
->mp_regs[reg->rd_bitmap_1u])
<< 24;
}
pmadapter->pcard_sd->last_recv_rd_bitmap =
pmadapter->pcard_sd->mp_rd_bitmap;
PRINTM(MINTR, "UPLD: rd_bitmap=0x%08x\n",
pmadapter->pcard_sd->mp_rd_bitmap);
pmadapter->callbacks.moal_tp_accounting_rx_param(
pmadapter->pmoal_handle, 0, 0);
while (MTRUE) {
ret = wlan_get_rd_port(pmadapter, &port);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MINFO,
"no more rd_port to be handled\n");
break;
}
len_reg_l = rd_len_p0_l + (port << 1);
len_reg_u = rd_len_p0_u + (port << 1);
rx_len =
((t_u16)pmadapter->pcard_sd->mp_regs[len_reg_u])
<< 8;
rx_len |=
(t_u16)pmadapter->pcard_sd->mp_regs[len_reg_l];
PRINTM(MINFO, "RX: port=%d rx_len=%u\n", port, rx_len);
rx_blocks = (rx_len + MLAN_SDIO_BLOCK_SIZE - 1) /
MLAN_SDIO_BLOCK_SIZE;
if (rx_len <= SDIO_INTF_HEADER_LEN ||
(rx_blocks * MLAN_SDIO_BLOCK_SIZE) >
pmadapter->pcard_sd->mpa_rx.buf_size) {
PRINTM(MERROR, "invalid rx_len=%d\n", rx_len);
ret = MLAN_STATUS_FAILURE;
goto done;
}
rx_len = (t_u16)(rx_blocks * MLAN_SDIO_BLOCK_SIZE);
if (!new_mode && (port == CTRL_PORT))
pmbuf = wlan_alloc_mlan_buffer(
pmadapter, rx_len, 0,
MOAL_MALLOC_BUFFER);
else
pmbuf = wlan_alloc_mlan_buffer(
pmadapter, rx_len, MLAN_RX_HEADER_LEN,
MOAL_ALLOC_MLAN_BUFFER);
if (pmbuf == MNULL) {
PRINTM(MERROR,
"Failed to allocate 'mlan_buffer'\n");
pmadapter->dbg.num_alloc_buffer_failure++;
if (MLAN_STATUS_SUCCESS ==
wlan_sdio_card_to_host_recovery(
pmadapter, port, rx_len))
continue;
ret = MLAN_STATUS_FAILURE;
goto done;
}
PRINTM(MINFO, "rx_len = %d\n", rx_len);
if (MLAN_STATUS_SUCCESS !=
wlan_sdio_card_to_host_mp_aggr(pmadapter, pmbuf,
port, rx_len)) {
if ((!new_mode) && (port == CTRL_PORT))
pmadapter->dbg
.num_cmdevt_card_to_host_failure++;
else
pmadapter->dbg
.num_rx_card_to_host_failure++;
PRINTM(MERROR,
"Card to host failed: int status=0x%x\n",
sdio_ireg);
ret = MLAN_STATUS_FAILURE;
goto term_cmd53;
}
}
/* We might receive data/sleep_cfm at the same time */
/* reset data_receive flag to avoid ps_state change */
if ((ps_state == PS_STATE_SLEEP_CFM) &&
(pmadapter->ps_state == PS_STATE_SLEEP))
pmadapter->data_received = MFALSE;
}
ret = MLAN_STATUS_SUCCESS;
goto done;
term_cmd53:
/* terminate cmd53 */
if (MLAN_STATUS_SUCCESS != pcb->moal_read_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
&cr))
PRINTM(MERROR, "read CFG reg failed\n");
PRINTM(MINFO, "Config Reg val = %d\n", cr);
if (MLAN_STATUS_SUCCESS != pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
(cr | HOST_TERM_CMD53)))
PRINTM(MERROR, "write CFG reg failed\n");
PRINTM(MINFO, "write success\n");
if (MLAN_STATUS_SUCCESS != pcb->moal_read_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
&cr))
PRINTM(MERROR, "read CFG reg failed\n");
PRINTM(MINFO, "Config reg val =%x\n", cr);
done:
LEAVE();
return ret;
}
/**
* @brief This function sends data to the card.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param type data or command
* @param pmbuf A pointer to mlan_buffer (pmbuf->data_len should include
* SDIO header)
* @param tx_param A pointer to mlan_tx_param
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status wlan_sdio_host_to_card(mlan_adapter *pmadapter, t_u8 type,
mlan_buffer *pmbuf, mlan_tx_param *tx_param)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 buf_block_len;
t_u32 blksz;
t_u8 port = 0;
t_u32 cmd53_port = 0;
t_u8 *payload = pmbuf->pbuf + pmbuf->data_offset;
t_bool new_mode = pmadapter->pcard_sd->supports_sdio_new_mode;
ENTER();
/* Allocate buffer and copy payload */
blksz = MLAN_SDIO_BLOCK_SIZE;
buf_block_len = (pmbuf->data_len + blksz - 1) / blksz;
*(t_u16 *)&payload[0] = wlan_cpu_to_le16((t_u16)pmbuf->data_len);
*(t_u16 *)&payload[2] = wlan_cpu_to_le16(type);
/*
* This is SDIO specific header
* t_u16 length,
* t_u16 type (MLAN_TYPE_DATA = 0,
* MLAN_TYPE_CMD = 1, MLAN_TYPE_EVENT = 3)
*/
if (type == MLAN_TYPE_DATA) {
ret = wlan_get_wr_port_data(pmadapter, &port);
if (ret != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"no wr_port available: wr_bitmap=0x%08x curr_wr_port=%d\n",
pmadapter->pcard_sd->mp_wr_bitmap,
pmadapter->pcard_sd->curr_wr_port);
goto exit;
}
/* Transfer data to card */
pmbuf->data_len = buf_block_len * blksz;
if (tx_param)
ret = wlan_host_to_card_mp_aggr(pmadapter, pmbuf, port,
tx_param->next_pkt_len);
else
ret = wlan_host_to_card_mp_aggr(pmadapter, pmbuf, port,
0);
} else {
/*Type must be MLAN_TYPE_CMD*/
pmadapter->cmd_sent = MTRUE;
if (!new_mode)
pmadapter->pcard_sd->mp_wr_bitmap &=
(t_u32)(~(1 << CTRL_PORT));
if (pmbuf->data_len <= SDIO_INTF_HEADER_LEN ||
pmbuf->data_len > WLAN_UPLD_SIZE)
PRINTM(MWARN,
"wlan_sdio_host_to_card(): Error: payload=%p, nb=%d\n",
payload, pmbuf->data_len);
/* Transfer data to card */
pmbuf->data_len = buf_block_len * blksz;
if (new_mode)
cmd53_port =
(pmadapter->pcard_sd->ioport) | CMD_PORT_SLCT;
else
cmd53_port = pmadapter->pcard_sd->ioport + CTRL_PORT;
ret = wlan_write_data_sync(pmadapter, pmbuf, cmd53_port);
}
if (ret == MLAN_STATUS_FAILURE) {
PRINTM(MERROR, "Error: host_to_card failed: 0x%X\n", ret);
if (type == MLAN_TYPE_CMD)
pmadapter->cmd_sent = MFALSE;
if (type == MLAN_TYPE_DATA)
pmadapter->data_sent = MFALSE;
} else {
if (type == MLAN_TYPE_DATA) {
if (!(pmadapter->pcard_sd->mp_wr_bitmap &
(1 << pmadapter->pcard_sd->curr_wr_port)))
pmadapter->data_sent = MTRUE;
else
pmadapter->data_sent = MFALSE;
}
DBG_HEXDUMP(MIF_D, "SDIO Blk Wr",
pmbuf->pbuf + pmbuf->data_offset,
MIN(pmbuf->data_len, MAX_DATA_DUMP_LEN));
}
exit:
LEAVE();
return ret;
}
#if (defined(SD9098) || defined(SD9097) || defined(SDNW62X) || defined(SD9177))
/**
* @brief This function sends vdll data to the card.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to mlan_buffer (pmbuf->data_len should include
* SDIO header)
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_send_vdll(mlan_adapter *pmadapter,
mlan_buffer *pmbuf)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 buf_block_len;
t_u32 blksz;
t_u8 *payload = pmbuf->pbuf + pmbuf->data_offset;
t_u32 cmd53_port = 0;
ENTER();
blksz = MLAN_SDIO_BLOCK_SIZE;
buf_block_len = (pmbuf->data_len + blksz - 1) / blksz;
*(t_u16 *)&payload[0] = wlan_cpu_to_le16((t_u16)pmbuf->data_len);
*(t_u16 *)&payload[2] = wlan_cpu_to_le16(MLAN_TYPE_VDLL);
pmbuf->data_len = buf_block_len * blksz;
if (pmbuf->data_len > MRVDRV_SIZE_OF_CMD_BUFFER) {
PRINTM(MERROR, "VDLL block is too big: %d\n", pmbuf->data_len);
return MLAN_STATUS_FAILURE;
}
cmd53_port = (pmadapter->pcard_sd->ioport) | CMD_PORT_SLCT;
pmadapter->cmd_sent = MTRUE;
ret = wlan_write_data_sync(pmadapter, pmbuf, cmd53_port);
if (ret == MLAN_STATUS_FAILURE)
PRINTM(MERROR, "Send Vdll: host_to_card failed: 0x%X\n", ret);
else
DBG_HEXDUMP(MIF_D, "SDIO Blk Wr",
pmbuf->pbuf + pmbuf->data_offset,
MIN(pmbuf->data_len, MAX_DATA_DUMP_LEN));
LEAVE();
return ret;
}
#endif
/**
* @brief This function sends data to the card.
*
* @param pmpriv A pointer to mlan_private structure
* @param type data or command
* @param pmbuf A pointer to mlan_buffer (pmbuf->data_len should include
* SDIO header)
* @param tx_param A pointer to mlan_tx_param
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_sdio_host_to_card_ext(pmlan_private pmpriv, t_u8 type,
mlan_buffer *pmbuf,
mlan_tx_param *tx_param)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
mlan_adapter *pmadapter = pmpriv->adapter;
#if (defined(SD9098) || defined(SD9097) || defined(SDNW62X) || defined(SD9177))
if (type == MLAN_TYPE_VDLL)
return wlan_sdio_send_vdll(pmadapter, pmbuf);
#endif
ret = wlan_sdio_host_to_card(pmadapter, type, pmbuf, tx_param);
if (type == MLAN_TYPE_DATA && ret == MLAN_STATUS_FAILURE)
pmadapter->data_sent = MFALSE;
LEAVE();
return ret;
}
/**
* @brief Deaggregate single port aggregation packet
*
* @param pmadapter A pointer to mlan_adapter structure
* @param buf A pointer to aggregated data packet
* @param len
*
* @return N/A
*/
void wlan_decode_spa_buffer(mlan_adapter *pmadapter, t_u8 *buf, t_u32 len)
{
int total_pkt_len;
t_u8 block_num = 0;
t_u16 block_size = 0;
t_u8 *data;
t_u32 pkt_len;
mlan_buffer *mbuf_deaggr = MNULL;
ENTER();
data = (t_u8 *)buf;
total_pkt_len = len;
if (total_pkt_len < pmadapter->pcard_sd->sdio_rx_block_size) {
PRINTM(MERROR, "Invalid sp aggr packet size=%d\n",
total_pkt_len);
goto done;
}
while (total_pkt_len >=
(OFFSET_OF_SDIO_HEADER + SDIO_INTF_HEADER_LEN)) {
block_num = *(data + OFFSET_OF_BLOCK_NUMBER);
block_size =
pmadapter->pcard_sd->sdio_rx_block_size * block_num;
if (block_size > total_pkt_len) {
PRINTM(MERROR,
"Error in pkt, block_num=%d, pkt_len=%d\n",
block_num, total_pkt_len);
break;
}
pkt_len = wlan_le16_to_cpu(
*(t_u16 *)(data + OFFSET_OF_SDIO_HEADER));
if ((pkt_len + OFFSET_OF_SDIO_HEADER) > block_size) {
PRINTM(MERROR,
"Error in pkt, pkt_len=%d, block_size=%d\n",
pkt_len, block_size);
break;
}
mbuf_deaggr = wlan_alloc_mlan_buffer(
pmadapter, pkt_len - SDIO_INTF_HEADER_LEN,
MLAN_RX_HEADER_LEN, MOAL_ALLOC_MLAN_BUFFER);
if (mbuf_deaggr == MNULL) {
PRINTM(MERROR, "Error allocating daggr mlan_buffer\n");
break;
}
memcpy_ext(pmadapter,
mbuf_deaggr->pbuf + mbuf_deaggr->data_offset,
data + OFFSET_OF_SDIO_HEADER + SDIO_INTF_HEADER_LEN,
pkt_len - SDIO_INTF_HEADER_LEN,
pkt_len - SDIO_INTF_HEADER_LEN);
mbuf_deaggr->data_len = pkt_len - SDIO_INTF_HEADER_LEN;
wlan_handle_rx_packet(pmadapter, mbuf_deaggr);
data += block_size;
total_pkt_len -= block_size;
if (total_pkt_len < pmadapter->pcard_sd->sdio_rx_block_size)
break;
}
done:
LEAVE();
return;
}
/**
* @brief This function deaggr rx pkt
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to the SDIO mpa data
* @return N/A
*/
t_void wlan_sdio_deaggr_rx_pkt(pmlan_adapter pmadapter, mlan_buffer *pmbuf)
{
if (pmbuf->buf_type == MLAN_BUF_TYPE_SPA_DATA) {
wlan_decode_spa_buffer(pmadapter,
pmbuf->pbuf + pmbuf->data_offset,
pmbuf->data_len);
wlan_free_mlan_buffer(pmadapter, pmbuf);
} else
wlan_handle_rx_packet(pmadapter, pmbuf);
}
/**
* @brief This function allocates buffer for the SDIO aggregation buffer
* related members of adapter structure
*
* @param pmadapter A pointer to mlan_adapter structure
* @param mpa_tx_buf_size Tx buffer size to allocate
* @param mpa_rx_buf_size Rx buffer size to allocate
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status wlan_alloc_sdio_mpa_buffers(mlan_adapter *pmadapter,
t_u32 mpa_tx_buf_size,
t_u32 mpa_rx_buf_size)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u8 mp_aggr_pkt_limit = pmadapter->pcard_sd->mp_aggr_pkt_limit;
ENTER();
if ((pmadapter->pcard_sd->max_segs < mp_aggr_pkt_limit) ||
(pmadapter->pcard_sd->max_seg_size <
pmadapter->pcard_sd->max_sp_tx_size)) {
ret = pcb->moal_malloc(
pmadapter->pmoal_handle,
mpa_tx_buf_size + DMA_ALIGNMENT,
MLAN_MEM_DEF | MLAN_MEM_DMA,
(t_u8 **)&pmadapter->pcard_sd->mpa_tx.head_ptr);
if (ret != MLAN_STATUS_SUCCESS ||
!pmadapter->pcard_sd->mpa_tx.head_ptr) {
PRINTM(MERROR,
"Could not allocate buffer for SDIO MP TX aggr\n");
ret = MLAN_STATUS_FAILURE;
goto error;
}
pmadapter->pcard_sd->mpa_tx.buf = (t_u8 *)ALIGN_ADDR(
pmadapter->pcard_sd->mpa_tx.head_ptr, DMA_ALIGNMENT);
} else {
PRINTM(MMSG, "wlan: Enable TX SG mode\n");
pmadapter->pcard_sd->mpa_tx.head_ptr = MNULL;
pmadapter->pcard_sd->mpa_tx.buf = MNULL;
}
pmadapter->pcard_sd->mpa_tx.buf_size = mpa_tx_buf_size;
if ((pmadapter->pcard_sd->max_segs < mp_aggr_pkt_limit) ||
(pmadapter->pcard_sd->max_seg_size <
pmadapter->pcard_sd->max_sp_rx_size)) {
ret = pcb->moal_malloc(
pmadapter->pmoal_handle,
mpa_rx_buf_size + DMA_ALIGNMENT,
MLAN_MEM_DEF | MLAN_MEM_DMA,
(t_u8 **)&pmadapter->pcard_sd->mpa_rx.head_ptr);
if (ret != MLAN_STATUS_SUCCESS ||
!pmadapter->pcard_sd->mpa_rx.head_ptr) {
PRINTM(MERROR,
"Could not allocate buffer for SDIO MP RX aggr\n");
ret = MLAN_STATUS_FAILURE;
goto error;
}
pmadapter->pcard_sd->mpa_rx.buf = (t_u8 *)ALIGN_ADDR(
pmadapter->pcard_sd->mpa_rx.head_ptr, DMA_ALIGNMENT);
} else {
PRINTM(MMSG, "wlan: Enable RX SG mode\n");
pmadapter->pcard_sd->mpa_rx.head_ptr = MNULL;
pmadapter->pcard_sd->mpa_rx.buf = MNULL;
}
pmadapter->pcard_sd->mpa_rx.buf_size = mpa_rx_buf_size;
error:
if (ret != MLAN_STATUS_SUCCESS)
wlan_free_sdio_mpa_buffers(pmadapter);
LEAVE();
return ret;
}
/**
* @brief This function frees buffers for the SDIO aggregation
*
* @param pmadapter A pointer to mlan_adapter structure
*
* @return MLAN_STATUS_SUCCESS
*/
mlan_status wlan_free_sdio_mpa_buffers(mlan_adapter *pmadapter)
{
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
if (pmadapter->pcard_sd->mpa_tx.buf) {
pcb->moal_mfree(pmadapter->pmoal_handle,
(t_u8 *)pmadapter->pcard_sd->mpa_tx.head_ptr);
pmadapter->pcard_sd->mpa_tx.head_ptr = MNULL;
pmadapter->pcard_sd->mpa_tx.buf = MNULL;
pmadapter->pcard_sd->mpa_tx.buf_size = 0;
}
if (pmadapter->pcard_sd->mpa_rx.buf) {
pcb->moal_mfree(pmadapter->pmoal_handle,
(t_u8 *)pmadapter->pcard_sd->mpa_rx.head_ptr);
pmadapter->pcard_sd->mpa_rx.head_ptr = MNULL;
pmadapter->pcard_sd->mpa_rx.buf = MNULL;
pmadapter->pcard_sd->mpa_rx.buf_size = 0;
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function re-allocate rx mpa buffer
*
* @param pmadapter A pointer to mlan_adapter structure
*
* @return MLAN_STATUS_SUCCESS
*/
mlan_status wlan_re_alloc_sdio_rx_mpa_buffer(mlan_adapter *pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
t_u8 mp_aggr_pkt_limit = pmadapter->pcard_sd->mp_aggr_pkt_limit;
t_u32 mpa_rx_buf_size = pmadapter->pcard_sd->mp_tx_aggr_buf_size;
if (pmadapter->pcard_sd->mpa_rx.buf) {
pcb->moal_mfree(pmadapter->pmoal_handle,
(t_u8 *)pmadapter->pcard_sd->mpa_rx.head_ptr);
pmadapter->pcard_sd->mpa_rx.head_ptr = MNULL;
pmadapter->pcard_sd->mpa_rx.buf = MNULL;
pmadapter->pcard_sd->mpa_rx.buf_size = 0;
}
if (pmadapter->pcard_sd->sdio_rx_aggr_enable) {
mpa_rx_buf_size = MAX(mpa_rx_buf_size, SDIO_CMD53_MAX_SIZE);
/** reallocate rx buffer for recover when single port rx
* aggregation enabled */
if (pmadapter->pcard_sd->rx_buffer) {
pcb->moal_mfree(pmadapter->pmoal_handle,
(t_u8 *)pmadapter->pcard_sd->rx_buffer);
pmadapter->pcard_sd->rx_buffer = MNULL;
pmadapter->pcard_sd->rx_buf = MNULL;
}
ret = pmadapter->callbacks.moal_malloc(
pmadapter->pmoal_handle,
SDIO_CMD53_MAX_SIZE + DMA_ALIGNMENT,
MLAN_MEM_DEF | MLAN_MEM_DMA,
(t_u8 **)&pmadapter->pcard_sd->rx_buffer);
if (ret != MLAN_STATUS_SUCCESS ||
!pmadapter->pcard_sd->rx_buffer) {
PRINTM(MERROR, "Failed to allocate receive buffer\n");
ret = MLAN_STATUS_FAILURE;
goto error;
}
pmadapter->pcard_sd->rx_buf = (t_u8 *)ALIGN_ADDR(
pmadapter->pcard_sd->rx_buffer, DMA_ALIGNMENT);
}
if ((pmadapter->pcard_sd->max_segs < mp_aggr_pkt_limit) ||
(pmadapter->pcard_sd->max_seg_size <
pmadapter->pcard_sd->max_sp_rx_size)) {
ret = pcb->moal_malloc(
pmadapter->pmoal_handle,
mpa_rx_buf_size + DMA_ALIGNMENT,
MLAN_MEM_DEF | MLAN_MEM_DMA,
(t_u8 **)&pmadapter->pcard_sd->mpa_rx.head_ptr);
if (ret != MLAN_STATUS_SUCCESS ||
!pmadapter->pcard_sd->mpa_rx.head_ptr) {
PRINTM(MERROR,
"Could not allocate buffer for SDIO MP RX aggr\n");
ret = MLAN_STATUS_FAILURE;
goto error;
}
pmadapter->pcard_sd->mpa_rx.buf = (t_u8 *)ALIGN_ADDR(
pmadapter->pcard_sd->mpa_rx.head_ptr, DMA_ALIGNMENT);
} else {
PRINTM(MMSG, "wlan: Enable RX SG mode\n");
pmadapter->pcard_sd->mpa_rx.head_ptr = MNULL;
pmadapter->pcard_sd->mpa_rx.buf = MNULL;
}
pmadapter->pcard_sd->mpa_rx.buf_size = mpa_rx_buf_size;
PRINTM(MMSG, "mpa_rx_buf_size=%d\n", mpa_rx_buf_size);
error:
return ret;
}
/**
* @brief This function wakes up the card.
*
* @param pmadapter A pointer to mlan_adapter structure
* @param timeout set timeout flag
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_pm_sdio_wakeup_card(pmlan_adapter pmadapter,
t_u8 timeout)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 age_ts_usec;
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
PRINTM(MEVENT, "Wakeup device...\n");
pmadapter->callbacks.moal_get_system_time(pmadapter->pmoal_handle,
&pmadapter->pm_wakeup_in_secs,
&age_ts_usec);
if (timeout) {
pmadapter->callbacks.moal_start_timer(
pmadapter->pmoal_handle, pmadapter->pwakeup_fw_timer,
MFALSE, MRVDRV_TIMER_3S);
pmadapter->wakeup_fw_timer_is_set = MTRUE;
}
ret = pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG, HOST_POWER_UP);
LEAVE();
return ret;
}
/**
* @brief This function resets the PM setting of the card.
*
* @param pmadapter A pointer to mlan_adapter structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
static mlan_status wlan_pm_sdio_reset_card(pmlan_adapter pmadapter)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_callbacks pcb = &pmadapter->callbacks;
ENTER();
ret = pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG, 0);
LEAVE();
return ret;
}
/**
* @brief This function issues commands to initialize firmware
*
* @param priv A pointer to mlan_private structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status wlan_set_sdio_gpio_int(pmlan_private priv)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
pmlan_adapter pmadapter = MNULL;
HostCmd_DS_SDIO_GPIO_INT_CONFIG sdio_int_cfg;
if (!priv) {
LEAVE();
return MLAN_STATUS_FAILURE;
}
pmadapter = priv->adapter;
ENTER();
if (pmadapter->pcard_sd->int_mode == INT_MODE_GPIO) {
if (pmadapter->pcard_sd->gpio_pin != GPIO_INT_NEW_MODE) {
PRINTM(MINFO,
"SDIO_GPIO_INT_CONFIG: interrupt mode is GPIO\n");
sdio_int_cfg.action = HostCmd_ACT_GEN_SET;
sdio_int_cfg.gpio_pin = pmadapter->pcard_sd->gpio_pin;
sdio_int_cfg.gpio_int_edge = INT_FALLING_EDGE;
sdio_int_cfg.gpio_pulse_width = DELAY_1_US;
ret = wlan_prepare_cmd(priv,
HostCmd_CMD_SDIO_GPIO_INT_CONFIG,
HostCmd_ACT_GEN_SET, 0, MNULL,
&sdio_int_cfg);
if (ret) {
PRINTM(MERROR,
"SDIO_GPIO_INT_CONFIG: send command fail\n");
ret = MLAN_STATUS_FAILURE;
}
}
} else {
PRINTM(MINFO, "SDIO_GPIO_INT_CONFIG: interrupt mode is SDIO\n");
}
LEAVE();
return ret;
}
/**
* @brief This function prepares command of SDIO GPIO interrupt
*
* @param pmpriv A pointer to mlan_private structure
* @param cmd A pointer to HostCmd_DS_COMMAND structure
* @param cmd_action The action: GET or SET
* @param pdata_buf A pointer to data buffer
* @return MLAN_STATUS_SUCCESS
*/
mlan_status wlan_cmd_sdio_gpio_int(pmlan_private pmpriv,
HostCmd_DS_COMMAND *cmd, t_u16 cmd_action,
t_void *pdata_buf)
{
HostCmd_DS_SDIO_GPIO_INT_CONFIG *psdio_gpio_int =
&cmd->params.sdio_gpio_int;
ENTER();
cmd->command = wlan_cpu_to_le16(HostCmd_CMD_SDIO_GPIO_INT_CONFIG);
cmd->size = wlan_cpu_to_le16((sizeof(HostCmd_DS_SDIO_GPIO_INT_CONFIG)) +
S_DS_GEN);
memset(pmpriv->adapter, psdio_gpio_int, 0,
sizeof(HostCmd_DS_SDIO_GPIO_INT_CONFIG));
if (cmd_action == HostCmd_ACT_GEN_SET) {
memcpy_ext(pmpriv->adapter, psdio_gpio_int, pdata_buf,
sizeof(HostCmd_DS_SDIO_GPIO_INT_CONFIG),
sizeof(HostCmd_DS_SDIO_GPIO_INT_CONFIG));
psdio_gpio_int->action =
wlan_cpu_to_le16(psdio_gpio_int->action);
psdio_gpio_int->gpio_pin =
wlan_cpu_to_le16(psdio_gpio_int->gpio_pin);
psdio_gpio_int->gpio_int_edge =
wlan_cpu_to_le16(psdio_gpio_int->gpio_int_edge);
psdio_gpio_int->gpio_pulse_width =
wlan_cpu_to_le16(psdio_gpio_int->gpio_pulse_width);
}
LEAVE();
return MLAN_STATUS_SUCCESS;
}
mlan_status wlan_reset_fw(pmlan_adapter pmadapter)
{
t_u32 tries = 0;
t_u32 value = 1;
t_u32 reset_reg = pmadapter->pcard_sd->reg->fw_reset_reg;
t_u8 reset_val = pmadapter->pcard_sd->reg->fw_reset_val;
pmlan_callbacks pcb = &pmadapter->callbacks;
mlan_status ret = MLAN_STATUS_SUCCESS;
ENTER();
wlan_pm_sdio_wakeup_card(pmadapter, MFALSE);
/** wait SOC fully wake up */
for (tries = 0; tries < MAX_POLL_TRIES; ++tries) {
if (MLAN_STATUS_SUCCESS ==
pcb->moal_write_reg(pmadapter->pmoal_handle, reset_reg,
0xba)) {
pcb->moal_read_reg(pmadapter->pmoal_handle, reset_reg,
&value);
if (value == 0xba) {
PRINTM(MMSG, "FW wake up\n");
break;
}
}
pcb->moal_udelay(pmadapter->pmoal_handle, 1000);
}
/* Write register to notify FW */
if (MLAN_STATUS_FAILURE == pcb->moal_write_reg(pmadapter->pmoal_handle,
reset_reg, reset_val)) {
PRINTM(MERROR, "Failed to write register.\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
#if defined(SD8997) || defined(SD8977) || defined(SD8987) || \
defined(SD9098) || defined(SD9097) || defined(SDNW62X) || \
defined(SD8978) || defined(SD9177)
if (MFALSE
#ifdef SD8997
|| IS_SD8997(pmadapter->card_type)
#endif
#ifdef SD8977
|| IS_SD8977(pmadapter->card_type)
#endif
#ifdef SD8978
|| IS_SD8978(pmadapter->card_type)
#endif
#ifdef SD8987
|| IS_SD8987(pmadapter->card_type)
#endif
#ifdef SD9098
|| IS_SD9098(pmadapter->card_type)
#endif
#ifdef SD9097
|| IS_SD9097(pmadapter->card_type)
#endif
#ifdef SDNW62X
|| IS_SDNW62X(pmadapter->card_type)
#endif
#ifdef SD9177
|| IS_SD9177(pmadapter->card_type)
#endif
) {
pcb->moal_read_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG, &value);
pcb->moal_write_reg(pmadapter->pmoal_handle,
HOST_TO_CARD_EVENT_REG,
value | HOST_POWER_UP);
}
#endif
/* Poll register around 100 ms */
for (tries = 0; tries < MAX_POLL_TRIES; ++tries) {
pcb->moal_read_reg(pmadapter->pmoal_handle, reset_reg, &value);
if (value == 0)
/* FW is ready */
break;
pcb->moal_udelay(pmadapter->pmoal_handle, 1000);
}
if (value) {
PRINTM(MERROR, "Failed to poll FW reset register %X=0x%x\n",
reset_reg, value);
ret = MLAN_STATUS_FAILURE;
goto done;
}
PRINTM(MMSG, "FW Reset success\n");
ret = wlan_sdio_probe(pmadapter);
done:
LEAVE();
return ret;
}
/**
* @brief This function handle event/data/cmd complete
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to the mlan_buffer
* @return N/A
*/
static mlan_status wlan_sdio_data_evt_complete(pmlan_adapter pmadapter,
mlan_buffer *pmbuf,
mlan_status status)
{
ENTER();
wlan_free_mlan_buffer(pmadapter, pmbuf);
LEAVE();
return MLAN_STATUS_SUCCESS;
}
/**
* @brief This function handle receive packet
*
* @param pmadapter A pointer to mlan_adapter structure
* @param pmbuf A pointer to the mlan_buffer
* @return
*/
static mlan_status wlan_sdio_handle_rx_packet(mlan_adapter *pmadapter,
pmlan_buffer pmbuf)
{
ENTER();
wlan_sdio_deaggr_rx_pkt(pmadapter, pmbuf);
LEAVE();
return MLAN_STATUS_SUCCESS;
}
mlan_adapter_operations mlan_sdio_ops = {
.dnld_fw = wlan_sdio_dnld_fw,
.interrupt = wlan_sdio_interrupt,
.process_int_status = wlan_process_sdio_int_status,
.host_to_card = wlan_sdio_host_to_card_ext,
.wakeup_card = wlan_pm_sdio_wakeup_card,
.reset_card = wlan_pm_sdio_reset_card,
.event_complete = wlan_sdio_data_evt_complete,
.data_complete = wlan_sdio_data_evt_complete,
.cmdrsp_complete = wlan_sdio_data_evt_complete,
.handle_rx_packet = wlan_sdio_handle_rx_packet,
.disable_host_int = wlan_disable_sdio_host_int,
.enable_host_int = wlan_enable_sdio_host_int,
.intf_header_len = SDIO_INTF_HEADER_LEN,
};
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