543 lines
12 KiB
C
543 lines
12 KiB
C
/******************************************************************************
|
|
*
|
|
* Copyright(c) 2015 - 2017 Realtek Corporation.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of version 2 of the GNU General Public License as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
*****************************************************************************/
|
|
#define _RTL8822ES_IO_C_
|
|
|
|
#include <drv_types.h> /* PADAPTER and etc. */
|
|
#include <hal_data.h> /* HAL_DATA_TYPE */
|
|
#include <rtw_sdio.h> /* rtw_sdio_write_cmd53() */
|
|
#include <sdio_ops_linux.h> /* SDIO_ERR_VAL8 and etc. */
|
|
#include "rtl8822es.h" /* rtl8822es_get_interrupt(), rtl8822es_clear_interrupt() and etc. */
|
|
#include "../../hal_halmac.h" /* rtw_halmac_sdio_get_rx_addr() */
|
|
|
|
|
|
/*
|
|
* For Core I/O API
|
|
*/
|
|
|
|
static u8 sdio_f0_read8(struct intf_hdl *pintfhdl, u32 addr)
|
|
{
|
|
struct dvobj_priv *d;
|
|
u8 val = 0;
|
|
u8 ret;
|
|
|
|
|
|
d = pintfhdl->pintf_dev;
|
|
ret = rtw_sdio_f0_read(d, addr, &val, 1);
|
|
if (_FAIL == ret)
|
|
RTW_ERR("%s: Read f0 register(0x%x) FAIL!\n",
|
|
__FUNCTION__, addr);
|
|
|
|
return val;
|
|
}
|
|
|
|
/*
|
|
* Description:
|
|
* Read from RX FIFO
|
|
* Round read size to block size,
|
|
* and make sure data transfer will be done in one command.
|
|
*
|
|
* Parameters:
|
|
* d a pointer of dvobj_priv
|
|
* addr not use
|
|
* cnt size to write
|
|
* mem buffer to write
|
|
*
|
|
* Return:
|
|
* _SUCCESS(1) Success
|
|
* _FAIL(0) Fail
|
|
*/
|
|
u32 rtl8822es_read_port(struct dvobj_priv *d, u32 cnt, u8 *mem)
|
|
{
|
|
struct _ADAPTER *adapter;
|
|
struct hal_com_data *hal;
|
|
u32 rxaddr;
|
|
void *buf;
|
|
size_t buflen;
|
|
u32 ret;
|
|
|
|
|
|
adapter = dvobj_get_primary_adapter(d);
|
|
hal = GET_HAL_DATA(adapter);
|
|
|
|
rxaddr = rtw_halmac_sdio_get_rx_addr(d, &hal->SdioRxFIFOCnt);
|
|
buf = mem;
|
|
|
|
/* align size to guarantee I/O would be done in one command */
|
|
buflen = rtw_sdio_cmd53_align_size(d, cnt);
|
|
if (buflen != cnt) {
|
|
buf = rtw_zmalloc(buflen);
|
|
if (!buf)
|
|
return _FAIL;
|
|
}
|
|
|
|
ret = rtw_sdio_read_cmd53(d, rxaddr, buf, buflen);
|
|
|
|
if (buflen != cnt) {
|
|
_rtw_memcpy(mem, buf, cnt);
|
|
rtw_mfree(buf, buflen);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Description:
|
|
* Read from RX FIFO
|
|
* Round read size to block size,
|
|
* and make sure data transfer will be done in one command.
|
|
*
|
|
* Parameters:
|
|
* pintfhdl a pointer of intf_hdl
|
|
* addr port ID
|
|
* cnt size to read
|
|
* mem struct recv_buf*
|
|
*
|
|
* Return:
|
|
* _SUCCESS(1) Success
|
|
* _FAIL(0) Fail
|
|
*/
|
|
static u32 sdio_read_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *mem)
|
|
{
|
|
struct recv_buf *recvbuf;
|
|
|
|
|
|
recvbuf = (struct recv_buf *)mem;
|
|
return rtl8822es_read_port(pintfhdl->pintf_dev, cnt, recvbuf->pbuf);
|
|
}
|
|
|
|
/*
|
|
* Description:
|
|
* Write to TX FIFO
|
|
* Align write size to block size,
|
|
* and check enough FIFO size to write.
|
|
*
|
|
* Parameters:
|
|
* d a pointer of dvobj_priv
|
|
* addr not use
|
|
* cnt size to write
|
|
* mem buffer to write
|
|
*
|
|
* Return:
|
|
* _SUCCESS(1) Success
|
|
* _FAIL(0) Fail
|
|
*/
|
|
u32 rtl8822es_write_port(struct dvobj_priv *d, u32 cnt, u8 *mem)
|
|
{
|
|
u32 txaddr, txsize;
|
|
u32 ret = _FAIL;
|
|
|
|
|
|
txaddr = rtw_halmac_sdio_get_tx_addr(d, mem, cnt);
|
|
if (!txaddr)
|
|
goto exit;
|
|
/*
|
|
* Align size to SDIO IC excpeted,
|
|
* and this would be done by calling halmac function later.
|
|
*/
|
|
cnt = _RND4(cnt);
|
|
|
|
/* align size to guarantee I/O would be done in one command */
|
|
txsize = rtw_sdio_cmd53_align_size(d, cnt);
|
|
|
|
ret = rtw_sdio_write_cmd53(d, txaddr, mem, txsize);
|
|
|
|
exit:
|
|
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Description:
|
|
* Write to TX FIFO
|
|
* Align write size to block size,
|
|
* and check enough FIFO size to write.
|
|
*
|
|
* Parameters:
|
|
* pintfhdl a pointer of intf_hdl
|
|
* addr not use
|
|
* cnt size to write
|
|
* mem struct xmit_buf*
|
|
*
|
|
* Return:
|
|
* _SUCCESS(1) Success
|
|
* _FAIL(0) Fail
|
|
*/
|
|
static u32 sdio_write_port(struct intf_hdl *pintfhdl, u32 addr, u32 cnt, u8 *mem)
|
|
{
|
|
struct dvobj_priv *d;
|
|
struct xmit_buf *xmitbuf;
|
|
u32 txaddr, txsize;
|
|
u32 ret = _FAIL;
|
|
|
|
|
|
d = pintfhdl->pintf_dev;
|
|
xmitbuf = (struct xmit_buf *)mem;
|
|
|
|
#if 0 /* who will call this when hardware not be initialized? */
|
|
if (!rtw_is_hw_init_completed(adapter)) {
|
|
RTW_INFO("%s [addr=0x%x cnt=%d] adapter->hw_init_completed == _FALSE\n",
|
|
__FUNCTION__, addr, cnt);
|
|
goto exit;
|
|
}
|
|
#endif
|
|
|
|
ret = rtl8822es_write_port(d, cnt, xmitbuf->pdata);
|
|
|
|
rtw_sctx_done_err(&xmitbuf->sctx,
|
|
(_FAIL == ret) ? RTW_SCTX_DONE_WRITE_PORT_ERR : RTW_SCTX_DONE_SUCCESS);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void sdio_set_intf_ops(PADAPTER adapter, struct _io_ops *pops)
|
|
{
|
|
pops->_read8 = rtw_halmac_read8;
|
|
pops->_read16 = rtw_halmac_read16;
|
|
pops->_read32 = rtw_halmac_read32;
|
|
pops->_read_mem = rtw_halmac_read_mem;
|
|
pops->_read_port = sdio_read_port;
|
|
|
|
pops->_write8 = rtw_halmac_write8;
|
|
pops->_write16 = rtw_halmac_write16;
|
|
pops->_write32 = rtw_halmac_write32;
|
|
pops->_writeN = NULL;
|
|
pops->_write_mem = NULL;
|
|
pops->_write_port = sdio_write_port;
|
|
|
|
pops->_sd_f0_read8 = sdio_f0_read8;
|
|
|
|
#ifdef CONFIG_SDIO_INDIRECT_ACCESS
|
|
pops->_sd_iread8 = rtw_halmac_iread8;
|
|
pops->_sd_iread16 = rtw_halmac_iread16;
|
|
pops->_sd_iread32 = rtw_halmac_iread32;
|
|
pops->_sd_iwrite8 = rtw_halmac_write8;
|
|
pops->_sd_iwrite16 = rtw_halmac_write16;
|
|
pops->_sd_iwrite32 = rtw_halmac_write32;
|
|
#endif /* CONFIG_SDIO_INDIRECT_ACCESS */
|
|
}
|
|
|
|
static struct recv_buf *sd_recv_rxfifo(PADAPTER adapter, u32 size)
|
|
{
|
|
struct dvobj_priv *d;
|
|
struct recv_priv *recvpriv;
|
|
struct recv_buf *recvbuf;
|
|
u32 readsz, bufsz;
|
|
u8 *rbuf;
|
|
_pkt *pkt;
|
|
s32 ret;
|
|
|
|
|
|
d = adapter_to_dvobj(adapter);
|
|
|
|
/*
|
|
* Patch for some SDIO Host 4 bytes issue
|
|
* ex. RK3188
|
|
*/
|
|
readsz = RND4(size);
|
|
|
|
/* round to block size */
|
|
bufsz = rtw_sdio_cmd53_align_size(d, readsz);
|
|
|
|
/* 1. alloc recvbuf */
|
|
recvpriv = &adapter->recvpriv;
|
|
recvbuf = rtw_dequeue_recvbuf(&recvpriv->free_recv_buf_queue);
|
|
if (recvbuf == NULL) {
|
|
#ifndef CONFIG_RECV_THREAD_MODE
|
|
RTW_WARN("%s:alloc recvbuf FAIL!\n", __FUNCTION__);
|
|
#endif /* !CONFIG_RECV_THREAD_MODE */
|
|
return NULL;
|
|
}
|
|
|
|
/* 2. alloc skb */
|
|
pkt = rtl8822es_alloc_recvbuf_skb(recvbuf, bufsz);
|
|
if (!pkt) {
|
|
RTW_ERR("%s: alloc_skb fail! alloc=%d read=%d\n", __FUNCTION__, bufsz, size);
|
|
rtw_enqueue_recvbuf(recvbuf, &recvpriv->free_recv_buf_queue);
|
|
return NULL;
|
|
}
|
|
|
|
/* 3. read data from rxfifo */
|
|
rbuf = skb_put(pkt, size);
|
|
ret = rtl8822es_read_port(d, bufsz, rbuf);
|
|
if (_FAIL == ret) {
|
|
RTW_ERR("%s: read port FAIL!\n", __FUNCTION__);
|
|
rtl8822es_free_recvbuf_skb(recvbuf);
|
|
rtw_enqueue_recvbuf(recvbuf, &recvpriv->free_recv_buf_queue);
|
|
return NULL;
|
|
}
|
|
|
|
/* 4. init recvbuf */
|
|
recvbuf->len = pkt->len;
|
|
recvbuf->phead = pkt->head;
|
|
recvbuf->pdata = pkt->data;
|
|
recvbuf->ptail = skb_tail_pointer(pkt);
|
|
recvbuf->pend = skb_end_pointer(pkt);
|
|
|
|
return recvbuf;
|
|
}
|
|
#ifdef CONFIG_RECV_THREAD_MODE
|
|
static u32 sdio_recv_and_drop(PADAPTER adapter, u32 size)
|
|
{
|
|
struct dvobj_priv *d;
|
|
u32 readsz, bufsz;
|
|
u8 *rbuf;
|
|
s32 ret = _SUCCESS;
|
|
|
|
|
|
d = adapter_to_dvobj(adapter);
|
|
|
|
/*
|
|
* Patch for some SDIO Host 4 bytes issue
|
|
* ex. RK3188
|
|
*/
|
|
readsz = RND4(size);
|
|
|
|
/* round to block size */
|
|
bufsz = rtw_sdio_cmd53_align_size(d, readsz);
|
|
|
|
rbuf = rtw_zmalloc(bufsz);
|
|
if (NULL == rbuf) {
|
|
ret = _FAIL;
|
|
goto _exit;
|
|
}
|
|
|
|
ret = rtl8822es_read_port(d, bufsz, rbuf);
|
|
if (_FAIL == ret)
|
|
RTW_ERR("%s: read port FAIL!\n", __FUNCTION__);
|
|
|
|
if (NULL != rbuf)
|
|
rtw_mfree(rbuf, bufsz);
|
|
|
|
_exit:
|
|
return ret;
|
|
}
|
|
#endif
|
|
|
|
void sd_int_dpc(PADAPTER adapter)
|
|
{
|
|
PHAL_DATA_TYPE phal;
|
|
struct dvobj_priv *dvobj;
|
|
struct pwrctrl_priv *pwrctl;
|
|
|
|
|
|
phal = GET_HAL_DATA(adapter);
|
|
dvobj = adapter_to_dvobj(adapter);
|
|
pwrctl = dvobj_to_pwrctl(dvobj);
|
|
|
|
#ifdef CONFIG_SDIO_TX_ENABLE_AVAL_INT
|
|
if (phal->sdio_hisr & BIT_SDIO_AVAL_8822E)
|
|
_rtw_up_sema(&adapter->xmitpriv.xmit_sema);
|
|
|
|
#endif /* CONFIG_SDIO_TX_ENABLE_AVAL_INT */
|
|
|
|
if (phal->sdio_hisr & BIT_SDIO_CPWM1_8822E) {
|
|
/* struct reportpwrstate_parm report; */
|
|
|
|
#ifdef CONFIG_LPS_RPWM_TIMER
|
|
_cancel_timer_ex(&pwrctl->pwr_rpwm_timer);
|
|
#endif /* CONFIG_LPS_RPWM_TIMER */
|
|
|
|
/* report.state = rtw_read8(adapter, REG_SDIO_HCPWM1_V2_8822E); */
|
|
|
|
#ifdef CONFIG_LPS_LCLK
|
|
_set_workitem(&(pwrctl->cpwm_event));
|
|
#endif /* CONFIG_LPS_LCLK */
|
|
}
|
|
|
|
if (phal->sdio_hisr & BIT_SDIO_TXERR_8822E) {
|
|
u32 status;
|
|
u32 addr;
|
|
|
|
addr = REG_TXDMA_STATUS_8822E;
|
|
status = rtw_read32(adapter, addr);
|
|
rtw_write32(adapter, addr, status);
|
|
|
|
RTW_INFO("%s: SDIO_HISR_TXERR (0x%08x)\n", __FUNCTION__, status);
|
|
}
|
|
|
|
if (phal->sdio_hisr & BIT_SDIO_TXBCNOK_8822E)
|
|
RTW_INFO("%s: SDIO_HISR_TXBCNOK\n", __FUNCTION__);
|
|
|
|
if (phal->sdio_hisr & BIT_SDIO_TXBCNERR_8822E)
|
|
RTW_INFO("%s: SDIO_HISR_TXBCNERR\n", __FUNCTION__);
|
|
|
|
if (phal->sdio_hisr & BIT_SDIO_RXFOVW_8822E)
|
|
RTW_INFO("%s: Rx Overflow\n", __FUNCTION__);
|
|
|
|
if (phal->sdio_hisr & BIT_SDIO_RXERR_8822E)
|
|
RTW_INFO("%s: Rx Error\n", __FUNCTION__);
|
|
#ifdef CONFIG_SDIO_MULTI_FUNCTION_COEX
|
|
#if DBG_SDIO_MULTI_FUNCTION_COEX
|
|
if (phal->sdio_hisr & BIT_BT_INT_8822E)
|
|
RTW_INFO("%s: SDIO bus resume to available\n", __FUNCTION__);
|
|
#endif
|
|
#endif
|
|
|
|
if (phal->sdio_hisr & BIT_RX_REQUEST_8822E) {
|
|
struct recv_buf *precvbuf;
|
|
int rx_fail_time = 0;
|
|
u32 rx_len;
|
|
|
|
#ifdef CONFIG_SDIO_MULTI_FUNCTION_COEX
|
|
if (!ex_hal_sdio_multi_if_bus_available(adapter)
|
|
&& !(phal->sdio_hisr & BIT_BT_INT_8822E)
|
|
) {
|
|
#if DBG_SDIO_MULTI_FUNCTION_COEX
|
|
RTW_INFO("%s: RX entry, SDIO_MULTI_BT && not resume\n", __FUNCTION__);
|
|
#endif
|
|
goto rx_end;
|
|
}
|
|
#endif
|
|
|
|
/* No need to write 1 clear for RX_REQUEST */
|
|
phal->sdio_hisr ^= BIT_RX_REQUEST_8822E;
|
|
|
|
rx_len = phal->SdioRxFIFOSize;
|
|
do {
|
|
if (!rx_len)
|
|
break;
|
|
|
|
if (rx_len > MAX_RECVBUF_SZ) {
|
|
RTW_ERR("%s : rx drop for invalid len %d\n", __func__, rx_len);
|
|
break;
|
|
}
|
|
|
|
precvbuf = sd_recv_rxfifo(adapter, rx_len);
|
|
if (precvbuf) {
|
|
rtl8822es_rxhandler(adapter, precvbuf);
|
|
|
|
} else {
|
|
rx_fail_time++;
|
|
#ifdef CONFIG_RECV_THREAD_MODE
|
|
if (rx_fail_time >= 10) {
|
|
if (_FAIL == sdio_recv_and_drop(adapter, rx_len))
|
|
break;
|
|
|
|
rx_fail_time = 0;
|
|
} else if (1
|
|
#ifdef CONFIG_SDIO_MULTI_FUNCTION_COEX
|
|
&& ex_hal_sdio_multi_if_bus_available(adapter)
|
|
#endif
|
|
) {
|
|
rtw_msleep_os(1);
|
|
continue;
|
|
}
|
|
#else /* !CONFIG_RECV_THREAD_MODE */
|
|
RTW_WARN("%s: recv fail!(time=%d)\n", __FUNCTION__, rx_fail_time);
|
|
if (rx_fail_time >= 10)
|
|
break;
|
|
#endif /* !CONFIG_RECV_THREAD_MODE */
|
|
}
|
|
|
|
#ifdef CONFIG_SDIO_MULTI_FUNCTION_COEX
|
|
if (!ex_hal_sdio_multi_if_bus_available(adapter)) {
|
|
#if DBG_SDIO_MULTI_FUNCTION_COEX
|
|
RTW_INFO("%s: RX, SDIO_MULTI_BT\n", __FUNCTION__);
|
|
#endif
|
|
break;
|
|
}
|
|
#endif
|
|
|
|
rx_len = 0;
|
|
rtl8822es_get_interrupt(adapter, NULL, &rx_len);
|
|
} while (1);
|
|
|
|
if (rx_fail_time == 10)
|
|
RTW_ERR("%s: exit because recv failed more than 10 times!\n", __FUNCTION__);
|
|
|
|
#ifdef CONFIG_SDIO_MULTI_FUNCTION_COEX
|
|
rx_end:
|
|
;
|
|
#endif
|
|
}
|
|
}
|
|
|
|
void sd_int_hdl(PADAPTER adapter)
|
|
{
|
|
PHAL_DATA_TYPE phal;
|
|
u8 pwr;
|
|
|
|
|
|
if (RTW_CANNOT_RUN(adapter))
|
|
return;
|
|
|
|
phal = GET_HAL_DATA(adapter);
|
|
|
|
rtw_hal_get_hwreg(adapter, HW_VAR_APFM_ON_MAC, &pwr);
|
|
if (pwr != _TRUE) {
|
|
RTW_WARN("%s: unexpected interrupt!\n", __FUNCTION__);
|
|
return;
|
|
}
|
|
|
|
rtl8822es_get_interrupt(adapter, &phal->sdio_hisr, &phal->SdioRxFIFOSize);
|
|
if (phal->sdio_hisr & phal->sdio_himr) {
|
|
phal->sdio_hisr &= phal->sdio_himr;
|
|
sd_int_dpc(adapter);
|
|
rtl8822es_clear_interrupt(adapter, phal->sdio_hisr);
|
|
} else {
|
|
RTW_DBG("%s: HISR(0x%08x) and HIMR(0x%08x) no match!\n",
|
|
__FUNCTION__, phal->sdio_hisr, phal->sdio_himr);
|
|
}
|
|
}
|
|
|
|
#if defined(CONFIG_WOWLAN) || defined(CONFIG_AP_WOWLAN)
|
|
u8 rtw_hal_enable_cpwm2(_adapter *adapter)
|
|
{
|
|
rtl8822es_disable_interrupt_but_cpwm2(adapter);
|
|
return _SUCCESS;
|
|
}
|
|
|
|
u8 RecvOnePkt(PADAPTER adapter)
|
|
{
|
|
struct recv_buf *precvbuf;
|
|
struct dvobj_priv *psddev;
|
|
PSDIO_DATA psdio_data;
|
|
PHAL_DATA_TYPE phal;
|
|
struct sdio_func *func;
|
|
u8 res = _TRUE;
|
|
u32 len = 0;
|
|
|
|
if (adapter == NULL) {
|
|
RTW_ERR("%s: adapter is NULL!\n", __func__);
|
|
return _FALSE;
|
|
}
|
|
|
|
psddev = adapter->dvobj;
|
|
psdio_data = &psddev->intf_data;
|
|
func = psdio_data->func;
|
|
phal = GET_HAL_DATA(adapter);
|
|
|
|
rtl8822es_get_interrupt(adapter, &phal->sdio_hisr,
|
|
&phal->SdioRxFIFOSize);
|
|
|
|
len = phal->SdioRxFIFOSize;
|
|
|
|
RTW_DBG("+%s: hisr: %08x size=%d+\n",
|
|
__func__, phal->sdio_hisr, phal->SdioRxFIFOSize);
|
|
|
|
if (len) {
|
|
sdio_claim_host(func);
|
|
precvbuf = sd_recv_rxfifo(adapter, len);
|
|
if (precvbuf)
|
|
rtl8822es_rxhandler(adapter, precvbuf);
|
|
else
|
|
res = _FALSE;
|
|
sdio_release_host(func);
|
|
}
|
|
return res;
|
|
}
|
|
#endif /* CONFIG_WOWLAN */
|
|
|