diff options
Diffstat (limited to 'drivers/staging/r8188eu/core/rtw_iol.c')
| -rw-r--r-- | drivers/staging/r8188eu/core/rtw_iol.c | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/drivers/staging/r8188eu/core/rtw_iol.c b/drivers/staging/r8188eu/core/rtw_iol.c new file mode 100644 index 000000000000..5c1b19679cad --- /dev/null +++ b/drivers/staging/r8188eu/core/rtw_iol.c @@ -0,0 +1,192 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright(c) 2007 - 2011 Realtek Corporation. */ + +#include "../include/rtw_iol.h" + +struct xmit_frame *rtw_IOL_accquire_xmit_frame(struct adapter *adapter) +{ + struct xmit_frame *xmit_frame; + struct xmit_buf *xmitbuf; + struct pkt_attrib *pattrib; + struct xmit_priv *pxmitpriv = &adapter->xmitpriv; + + xmit_frame = rtw_alloc_xmitframe(pxmitpriv); + if (!xmit_frame) { + DBG_88E("%s rtw_alloc_xmitframe return null\n", __func__); + goto exit; + } + + xmitbuf = rtw_alloc_xmitbuf(pxmitpriv); + if (!xmitbuf) { + DBG_88E("%s rtw_alloc_xmitbuf return null\n", __func__); + rtw_free_xmitframe(pxmitpriv, xmit_frame); + xmit_frame = NULL; + goto exit; + } + + xmit_frame->frame_tag = MGNT_FRAMETAG; + xmit_frame->pxmitbuf = xmitbuf; + xmit_frame->buf_addr = xmitbuf->pbuf; + xmitbuf->priv_data = xmit_frame; + + pattrib = &xmit_frame->attrib; + update_mgntframe_attrib(adapter, pattrib); + pattrib->qsel = 0x10;/* Beacon */ + pattrib->subtype = WIFI_BEACON; + pattrib->pktlen = 0; + pattrib->last_txcmdsz = 0; +exit: + return xmit_frame; +} + +int rtw_IOL_append_cmds(struct xmit_frame *xmit_frame, u8 *IOL_cmds, u32 cmd_len) +{ + struct pkt_attrib *pattrib = &xmit_frame->attrib; + u16 buf_offset; + u32 ori_len; + + buf_offset = TXDESC_OFFSET; + ori_len = buf_offset + pattrib->pktlen; + + /* check if the io_buf can accommodate new cmds */ + if (ori_len + cmd_len + 8 > MAX_XMITBUF_SZ) { + DBG_88E("%s %u is large than MAX_XMITBUF_SZ:%u, can't accommodate new cmds\n", + __func__, ori_len + cmd_len + 8, MAX_XMITBUF_SZ); + return _FAIL; + } + + memcpy(xmit_frame->buf_addr + buf_offset + pattrib->pktlen, IOL_cmds, cmd_len); + pattrib->pktlen += cmd_len; + pattrib->last_txcmdsz += cmd_len; + + return _SUCCESS; +} + +bool rtw_IOL_applied(struct adapter *adapter) +{ + if (1 == adapter->registrypriv.fw_iol) + return true; + + if ((2 == adapter->registrypriv.fw_iol) && (!adapter_to_dvobj(adapter)->ishighspeed)) + return true; + return false; +} + +int rtw_IOL_exec_cmds_sync(struct adapter *adapter, struct xmit_frame *xmit_frame, u32 max_wating_ms, u32 bndy_cnt) +{ + return rtw_hal_iol_cmd(adapter, xmit_frame, max_wating_ms, bndy_cnt); +} + +int rtw_IOL_append_LLT_cmd(struct xmit_frame *xmit_frame, u8 page_boundary) +{ + return _SUCCESS; +} + +int _rtw_IOL_append_WB_cmd(struct xmit_frame *xmit_frame, u16 addr, u8 value, u8 mask) +{ + struct ioreg_cfg cmd = {8, IOREG_CMD_WB_REG, 0x0, 0x0, 0x0}; + + cmd.address = cpu_to_le16(addr); + cmd.data = cpu_to_le32(value); + + if (mask != 0xFF) { + cmd.length = 12; + cmd.mask = cpu_to_le32(mask); + } + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, cmd.length); +} + +int _rtw_IOL_append_WW_cmd(struct xmit_frame *xmit_frame, u16 addr, u16 value, u16 mask) +{ + struct ioreg_cfg cmd = {8, IOREG_CMD_WW_REG, 0x0, 0x0, 0x0}; + + cmd.address = cpu_to_le16(addr); + cmd.data = cpu_to_le32(value); + + if (mask != 0xFFFF) { + cmd.length = 12; + cmd.mask = cpu_to_le32(mask); + } + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, cmd.length); +} + +int _rtw_IOL_append_WD_cmd(struct xmit_frame *xmit_frame, u16 addr, u32 value, u32 mask) +{ + struct ioreg_cfg cmd = {8, IOREG_CMD_WD_REG, 0x0, 0x0, 0x0}; + + cmd.address = cpu_to_le16(addr); + cmd.data = cpu_to_le32(value); + + if (mask != 0xFFFFFFFF) { + cmd.length = 12; + cmd.mask = cpu_to_le32(mask); + } + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, cmd.length); +} + +int _rtw_IOL_append_WRF_cmd(struct xmit_frame *xmit_frame, u8 rf_path, u16 addr, u32 value, u32 mask) +{ + struct ioreg_cfg cmd = {8, IOREG_CMD_W_RF, 0x0, 0x0, 0x0}; + + cmd.address = cpu_to_le16((rf_path << 8) | ((addr) & 0xFF)); + cmd.data = cpu_to_le32(value); + + if (mask != 0x000FFFFF) { + cmd.length = 12; + cmd.mask = cpu_to_le32(mask); + } + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, cmd.length); +} + +int rtw_IOL_append_DELAY_US_cmd(struct xmit_frame *xmit_frame, u16 us) +{ + struct ioreg_cfg cmd = {4, IOREG_CMD_DELAY_US, 0x0, 0x0, 0x0}; + cmd.address = cpu_to_le16(us); + + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, 4); +} + +int rtw_IOL_append_DELAY_MS_cmd(struct xmit_frame *xmit_frame, u16 ms) +{ + struct ioreg_cfg cmd = {4, IOREG_CMD_DELAY_US, 0x0, 0x0, 0x0}; + + cmd.address = cpu_to_le16(ms); + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, 4); +} + +int rtw_IOL_append_END_cmd(struct xmit_frame *xmit_frame) +{ + struct ioreg_cfg cmd = {4, IOREG_CMD_END, cpu_to_le16(0xFFFF), cpu_to_le32(0xFF), 0x0}; + + return rtw_IOL_append_cmds(xmit_frame, (u8 *)&cmd, 4); +} + +u8 rtw_IOL_cmd_boundary_handle(struct xmit_frame *pxmit_frame) +{ + u8 is_cmd_bndy = false; + if (((pxmit_frame->attrib.pktlen + 32) % 256) + 8 >= 256) { + rtw_IOL_append_END_cmd(pxmit_frame); + pxmit_frame->attrib.pktlen = ((((pxmit_frame->attrib.pktlen + 32) / 256) + 1) * 256); + + pxmit_frame->attrib.last_txcmdsz = pxmit_frame->attrib.pktlen; + is_cmd_bndy = true; + } + return is_cmd_bndy; +} + +void rtw_IOL_cmd_buf_dump(struct adapter *Adapter, int buf_len, u8 *pbuf) +{ + int i; + int j = 1; + + pr_info("###### %s ######\n", __func__); + for (i = 0; i < buf_len; i++) { + printk("%02x-", *(pbuf + i)); + + if (j % 32 == 0) + printk("\n"); + j++; + } + printk("\n"); + pr_info("=============ioreg_cmd len=%d===============\n", buf_len); +} |