diff options
Diffstat (limited to 'drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx_sdio.c')
| -rw-r--r-- | drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx_sdio.c | 974 |
1 files changed, 974 insertions, 0 deletions
diff --git a/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx_sdio.c b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx_sdio.c new file mode 100644 index 000000000000..69b26a5a3cf3 --- /dev/null +++ b/drivers/staging/rtlwifi/halmac/halmac_88xx/halmac_api_88xx_sdio.c @@ -0,0 +1,974 @@ +/****************************************************************************** + * + * Copyright(c) 2016 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. + * + * The full GNU General Public License is included in this distribution in the + * file called LICENSE. + * + * Contact Information: + * wlanfae <wlanfae@realtek.com> + * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park, + * Hsinchu 300, Taiwan. + * + * Larry Finger <Larry.Finger@lwfinger.net> + * + *****************************************************************************/ +#include "halmac_88xx_cfg.h" + +/** + * halmac_init_sdio_cfg_88xx() - init SDIO + * @halmac_adapter : the adapter of halmac + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_init_sdio_cfg_88xx(struct halmac_adapter *halmac_adapter) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, HALMAC_API_INIT_SDIO_CFG); + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + HALMAC_REG_READ_32(halmac_adapter, REG_SDIO_FREE_TXPG); + HALMAC_REG_WRITE_32(halmac_adapter, REG_SDIO_TX_CTRL, 0x00000000); + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_deinit_sdio_cfg_88xx() - deinit SDIO + * @halmac_adapter : the adapter of halmac + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_deinit_sdio_cfg_88xx(struct halmac_adapter *halmac_adapter) +{ + void *driver_adapter = NULL; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, HALMAC_API_DEINIT_SDIO_CFG); + + driver_adapter = halmac_adapter->driver_adapter; + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_cfg_rx_aggregation_88xx_sdio() - config rx aggregation + * @halmac_adapter : the adapter of halmac + * @halmac_rx_agg_mode + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_cfg_rx_aggregation_88xx_sdio(struct halmac_adapter *halmac_adapter, + struct halmac_rxagg_cfg *phalmac_rxagg_cfg) +{ + u8 value8; + u8 size = 0, timeout = 0, agg_enable = 0; + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, + HALMAC_API_CFG_RX_AGGREGATION); + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + agg_enable = HALMAC_REG_READ_8(halmac_adapter, REG_TXDMA_PQ_MAP); + + switch (phalmac_rxagg_cfg->mode) { + case HALMAC_RX_AGG_MODE_NONE: + agg_enable &= ~(BIT_RXDMA_AGG_EN); + break; + case HALMAC_RX_AGG_MODE_DMA: + case HALMAC_RX_AGG_MODE_USB: + agg_enable |= BIT_RXDMA_AGG_EN; + break; + default: + pr_err("halmac_cfg_rx_aggregation_88xx_usb switch case not support\n"); + agg_enable &= ~BIT_RXDMA_AGG_EN; + break; + } + + if (!phalmac_rxagg_cfg->threshold.drv_define) { + size = 0xFF; + timeout = 0x01; + } else { + size = phalmac_rxagg_cfg->threshold.size; + timeout = phalmac_rxagg_cfg->threshold.timeout; + } + + HALMAC_REG_WRITE_8(halmac_adapter, REG_TXDMA_PQ_MAP, agg_enable); + HALMAC_REG_WRITE_16(halmac_adapter, REG_RXDMA_AGG_PG_TH, + (u16)(size | (timeout << BIT_SHIFT_DMA_AGG_TO))); + + value8 = HALMAC_REG_READ_8(halmac_adapter, REG_RXDMA_MODE); + if ((agg_enable & BIT_RXDMA_AGG_EN) != 0) + HALMAC_REG_WRITE_8(halmac_adapter, REG_RXDMA_MODE, + value8 | BIT_DMA_MODE); + else + HALMAC_REG_WRITE_8(halmac_adapter, REG_RXDMA_MODE, + value8 & ~(BIT_DMA_MODE)); + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_reg_read_8_sdio_88xx() - read 1byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +u8 halmac_reg_read_8_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset) +{ + u8 value8; + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + if ((halmac_offset & 0xFFFF0000) == 0) + halmac_offset |= WLAN_IOREG_OFFSET; + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + value8 = PLATFORM_SDIO_CMD52_READ(driver_adapter, halmac_offset); + + return value8; +} + +/** + * halmac_reg_write_8_sdio_88xx() - write 1byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * @halmac_data : register value + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_reg_write_8_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset, u8 halmac_data) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + if ((halmac_offset & 0xFFFF0000) == 0) + halmac_offset |= WLAN_IOREG_OFFSET; + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + PLATFORM_SDIO_CMD52_WRITE(driver_adapter, halmac_offset, halmac_data); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_reg_read_16_sdio_88xx() - read 2byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +u16 halmac_reg_read_16_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + + union { + u16 word; + u8 byte[2]; + __le16 le_word; + } value16 = {0x0000}; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + if ((halmac_offset & 0xFFFF0000) == 0) + halmac_offset |= WLAN_IOREG_OFFSET; + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + if (halmac_adapter->halmac_state.mac_power == HALMAC_MAC_POWER_OFF || + (halmac_offset & (2 - 1)) != 0 || + halmac_adapter->sdio_cmd53_4byte == + HALMAC_SDIO_CMD53_4BYTE_MODE_RW || + halmac_adapter->sdio_cmd53_4byte == + HALMAC_SDIO_CMD53_4BYTE_MODE_R) { + value16.byte[0] = + PLATFORM_SDIO_CMD52_READ(driver_adapter, halmac_offset); + value16.byte[1] = PLATFORM_SDIO_CMD52_READ(driver_adapter, + halmac_offset + 1); + value16.word = le16_to_cpu(value16.le_word); + } else { +#if (PLATFORM_SD_CLK > HALMAC_SD_CLK_THRESHOLD_88XX) + if ((halmac_offset & 0xffffef00) == 0x00000000) { + value16.byte[0] = PLATFORM_SDIO_CMD52_READ( + driver_adapter, halmac_offset); + value16.byte[1] = PLATFORM_SDIO_CMD52_READ( + driver_adapter, halmac_offset + 1); + value16.word = le16_to_cpu(value16.word); + } else { + value16.word = PLATFORM_SDIO_CMD53_READ_16( + driver_adapter, halmac_offset); + } +#else + value16.word = PLATFORM_SDIO_CMD53_READ_16(driver_adapter, + halmac_offset); +#endif + } + + return value16.word; +} + +/** + * halmac_reg_write_16_sdio_88xx() - write 2byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * @halmac_data : register value + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_reg_write_16_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset, u16 halmac_data) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + if ((halmac_offset & 0xFFFF0000) == 0) + halmac_offset |= WLAN_IOREG_OFFSET; + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + if (halmac_adapter->halmac_state.mac_power == HALMAC_MAC_POWER_OFF || + (halmac_offset & (2 - 1)) != 0 || + halmac_adapter->sdio_cmd53_4byte == + HALMAC_SDIO_CMD53_4BYTE_MODE_RW || + halmac_adapter->sdio_cmd53_4byte == + HALMAC_SDIO_CMD53_4BYTE_MODE_W) { + PLATFORM_SDIO_CMD52_WRITE(driver_adapter, halmac_offset, + (u8)(halmac_data & 0xFF)); + PLATFORM_SDIO_CMD52_WRITE(driver_adapter, halmac_offset + 1, + (u8)((halmac_data & 0xFF00) >> 8)); + } else { + PLATFORM_SDIO_CMD53_WRITE_16(driver_adapter, halmac_offset, + halmac_data); + } + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_reg_read_32_sdio_88xx() - read 4byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +u32 halmac_reg_read_32_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + u32 halmac_offset_old = 0; + + union { + u32 dword; + u8 byte[4]; + __le32 le_dword; + } value32 = {0x00000000}; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + halmac_offset_old = halmac_offset; + + if ((halmac_offset & 0xFFFF0000) == 0) + halmac_offset |= WLAN_IOREG_OFFSET; + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + if (halmac_adapter->halmac_state.mac_power == HALMAC_MAC_POWER_OFF || + (halmac_offset & (4 - 1)) != 0) { + value32.byte[0] = + PLATFORM_SDIO_CMD52_READ(driver_adapter, halmac_offset); + value32.byte[1] = PLATFORM_SDIO_CMD52_READ(driver_adapter, + halmac_offset + 1); + value32.byte[2] = PLATFORM_SDIO_CMD52_READ(driver_adapter, + halmac_offset + 2); + value32.byte[3] = PLATFORM_SDIO_CMD52_READ(driver_adapter, + halmac_offset + 3); + value32.dword = le32_to_cpu(value32.le_dword); + } else { +#if (PLATFORM_SD_CLK > HALMAC_SD_CLK_THRESHOLD_88XX) + if ((halmac_offset_old & 0xffffef00) == 0x00000000) { + value32.byte[0] = PLATFORM_SDIO_CMD52_READ( + driver_adapter, halmac_offset); + value32.byte[1] = PLATFORM_SDIO_CMD52_READ( + driver_adapter, halmac_offset + 1); + value32.byte[2] = PLATFORM_SDIO_CMD52_READ( + driver_adapter, halmac_offset + 2); + value32.byte[3] = PLATFORM_SDIO_CMD52_READ( + driver_adapter, halmac_offset + 3); + value32.dword = le32_to_cpu(value32.dword); + } else { + value32.dword = PLATFORM_SDIO_CMD53_READ_32( + driver_adapter, halmac_offset); + } +#else + value32.dword = PLATFORM_SDIO_CMD53_READ_32(driver_adapter, + halmac_offset); +#endif + } + + return value32.dword; +} + +/** + * halmac_reg_write_32_sdio_88xx() - write 4byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * @halmac_data : register value + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_reg_write_32_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset, u32 halmac_data) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + if ((halmac_offset & 0xFFFF0000) == 0) + halmac_offset |= WLAN_IOREG_OFFSET; + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + if (halmac_adapter->halmac_state.mac_power == HALMAC_MAC_POWER_OFF || + (halmac_offset & (4 - 1)) != 0) { + PLATFORM_SDIO_CMD52_WRITE(driver_adapter, halmac_offset, + (u8)(halmac_data & 0xFF)); + PLATFORM_SDIO_CMD52_WRITE(driver_adapter, halmac_offset + 1, + (u8)((halmac_data & 0xFF00) >> 8)); + PLATFORM_SDIO_CMD52_WRITE(driver_adapter, halmac_offset + 2, + (u8)((halmac_data & 0xFF0000) >> 16)); + PLATFORM_SDIO_CMD52_WRITE( + driver_adapter, halmac_offset + 3, + (u8)((halmac_data & 0xFF000000) >> 24)); + } else { + PLATFORM_SDIO_CMD53_WRITE_32(driver_adapter, halmac_offset, + halmac_data); + } + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_reg_read_nbyte_sdio_88xx() - read n byte register + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * @halmac_size : register value size + * @halmac_data : register value + * Author : Soar + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +u8 halmac_reg_read_nbyte_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset, u32 halmac_size, + u8 *halmac_data) +{ + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + if ((halmac_offset & 0xFFFF0000) == 0) { + pr_err("halmac_offset error = 0x%x\n", halmac_offset); + return HALMAC_RET_FAIL; + } + + status = halmac_convert_to_sdio_bus_offset_88xx(halmac_adapter, + &halmac_offset); + if (status != HALMAC_RET_SUCCESS) { + pr_err("%s error = %x\n", __func__, status); + return status; + } + + if (halmac_adapter->halmac_state.mac_power == HALMAC_MAC_POWER_OFF) { + pr_err("halmac_state error = 0x%x\n", + halmac_adapter->halmac_state.mac_power); + return HALMAC_RET_FAIL; + } + + PLATFORM_SDIO_CMD53_READ_N(driver_adapter, halmac_offset, halmac_size, + halmac_data); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_get_sdio_tx_addr_sdio_88xx() - get CMD53 addr for the TX packet + * @halmac_adapter : the adapter of halmac + * @halmac_buf : tx packet, include txdesc + * @halmac_size : tx packet size + * @pcmd53_addr : cmd53 addr value + * Author : KaiYuan Chang/Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_get_sdio_tx_addr_88xx(struct halmac_adapter *halmac_adapter, + u8 *halmac_buf, u32 halmac_size, u32 *pcmd53_addr) +{ + u32 four_byte_len; + void *driver_adapter = NULL; + struct halmac_api *halmac_api; + enum halmac_queue_select queue_sel; + enum halmac_dma_mapping dma_mapping; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, HALMAC_API_GET_SDIO_TX_ADDR); + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + if (!halmac_buf) { + pr_err("halmac_buf is NULL!!\n"); + return HALMAC_RET_DATA_BUF_NULL; + } + + if (halmac_size == 0) { + pr_err("halmac_size is 0!!\n"); + return HALMAC_RET_DATA_SIZE_INCORRECT; + } + + queue_sel = (enum halmac_queue_select)GET_TX_DESC_QSEL(halmac_buf); + + switch (queue_sel) { + case HALMAC_QUEUE_SELECT_VO: + case HALMAC_QUEUE_SELECT_VO_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_VO]; + break; + case HALMAC_QUEUE_SELECT_VI: + case HALMAC_QUEUE_SELECT_VI_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_VI]; + break; + case HALMAC_QUEUE_SELECT_BE: + case HALMAC_QUEUE_SELECT_BE_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_BE]; + break; + case HALMAC_QUEUE_SELECT_BK: + case HALMAC_QUEUE_SELECT_BK_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_BK]; + break; + case HALMAC_QUEUE_SELECT_MGNT: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_MG]; + break; + case HALMAC_QUEUE_SELECT_HIGH: + case HALMAC_QUEUE_SELECT_BCN: + case HALMAC_QUEUE_SELECT_CMD: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_HI]; + break; + default: + pr_err("Qsel is out of range\n"); + return HALMAC_RET_QSEL_INCORRECT; + } + + four_byte_len = (halmac_size >> 2) + ((halmac_size & (4 - 1)) ? 1 : 0); + + switch (dma_mapping) { + case HALMAC_DMA_MAPPING_HIGH: + *pcmd53_addr = HALMAC_SDIO_CMD_ADDR_TXFF_HIGH; + break; + case HALMAC_DMA_MAPPING_NORMAL: + *pcmd53_addr = HALMAC_SDIO_CMD_ADDR_TXFF_NORMAL; + break; + case HALMAC_DMA_MAPPING_LOW: + *pcmd53_addr = HALMAC_SDIO_CMD_ADDR_TXFF_LOW; + break; + case HALMAC_DMA_MAPPING_EXTRA: + *pcmd53_addr = HALMAC_SDIO_CMD_ADDR_TXFF_EXTRA; + break; + default: + pr_err("DmaMapping is out of range\n"); + return HALMAC_RET_DMA_MAP_INCORRECT; + } + + *pcmd53_addr = (*pcmd53_addr << 13) | + (four_byte_len & HALMAC_SDIO_4BYTE_LEN_MASK); + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_cfg_tx_agg_align_sdio_88xx() -config sdio bus tx agg alignment + * @halmac_adapter : the adapter of halmac + * @enable : function enable(1)/disable(0) + * @align_size : sdio bus tx agg alignment size (2^n, n = 3~11) + * Author : Soar Tu + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_cfg_tx_agg_align_sdio_88xx(struct halmac_adapter *halmac_adapter, + u8 enable, u16 align_size) +{ + struct halmac_api *halmac_api; + void *driver_adapter = NULL; + u8 i, align_size_ok = 0; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, HALMAC_API_CFG_TX_AGG_ALIGN); + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + if ((align_size & 0xF000) != 0) { + pr_err("Align size is out of range\n"); + return HALMAC_RET_FAIL; + } + + for (i = 3; i <= 11; i++) { + if (align_size == 1 << i) { + align_size_ok = 1; + break; + } + } + if (align_size_ok == 0) { + pr_err("Align size is not 2^3 ~ 2^11\n"); + return HALMAC_RET_FAIL; + } + + /*Keep sdio tx agg alignment size for driver query*/ + halmac_adapter->hw_config_info.tx_align_size = align_size; + + if (enable) + HALMAC_REG_WRITE_16(halmac_adapter, REG_RQPN_CTRL_2, + 0x8000 | align_size); + else + HALMAC_REG_WRITE_16(halmac_adapter, REG_RQPN_CTRL_2, + align_size); + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +enum halmac_ret_status halmac_cfg_tx_agg_align_sdio_not_support_88xx( + struct halmac_adapter *halmac_adapter, u8 enable, u16 align_size) +{ + struct halmac_api *halmac_api; + void *driver_adapter = NULL; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, HALMAC_API_CFG_TX_AGG_ALIGN); + + driver_adapter = halmac_adapter->driver_adapter; + halmac_api = (struct halmac_api *)halmac_adapter->halmac_api; + + HALMAC_RT_TRACE( + driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + HALMAC_RT_TRACE( + driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s not support\n", __func__); + HALMAC_RT_TRACE( + driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_tx_allowed_sdio_88xx() - check tx status + * @halmac_adapter : the adapter of halmac + * @halmac_buf : tx packet, include txdesc + * @halmac_size : tx packet size, include txdesc + * Author : Ivan Lin + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +enum halmac_ret_status +halmac_tx_allowed_sdio_88xx(struct halmac_adapter *halmac_adapter, + u8 *halmac_buf, u32 halmac_size) +{ + u8 *curr_packet; + u16 *curr_free_space; + u32 i, counter; + u32 tx_agg_num, packet_size = 0; + u32 tx_required_page_num, total_required_page_num = 0; + enum halmac_ret_status status = HALMAC_RET_SUCCESS; + void *driver_adapter = NULL; + enum halmac_dma_mapping dma_mapping; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + halmac_api_record_id_88xx(halmac_adapter, HALMAC_API_TX_ALLOWED_SDIO); + + driver_adapter = halmac_adapter->driver_adapter; + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s ==========>\n", __func__); + + tx_agg_num = GET_TX_DESC_DMA_TXAGG_NUM(halmac_buf); + curr_packet = halmac_buf; + + tx_agg_num = tx_agg_num == 0 ? 1 : tx_agg_num; + + switch ((enum halmac_queue_select)GET_TX_DESC_QSEL(curr_packet)) { + case HALMAC_QUEUE_SELECT_VO: + case HALMAC_QUEUE_SELECT_VO_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_VO]; + break; + case HALMAC_QUEUE_SELECT_VI: + case HALMAC_QUEUE_SELECT_VI_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_VI]; + break; + case HALMAC_QUEUE_SELECT_BE: + case HALMAC_QUEUE_SELECT_BE_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_BE]; + break; + case HALMAC_QUEUE_SELECT_BK: + case HALMAC_QUEUE_SELECT_BK_V2: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_BK]; + break; + case HALMAC_QUEUE_SELECT_MGNT: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_MG]; + break; + case HALMAC_QUEUE_SELECT_HIGH: + dma_mapping = + halmac_adapter->halmac_ptcl_queue[HALMAC_PTCL_QUEUE_HI]; + break; + case HALMAC_QUEUE_SELECT_BCN: + case HALMAC_QUEUE_SELECT_CMD: + return HALMAC_RET_SUCCESS; + default: + pr_err("Qsel is out of range\n"); + return HALMAC_RET_QSEL_INCORRECT; + } + + switch (dma_mapping) { + case HALMAC_DMA_MAPPING_HIGH: + curr_free_space = + &halmac_adapter->sdio_free_space.high_queue_number; + break; + case HALMAC_DMA_MAPPING_NORMAL: + curr_free_space = + &halmac_adapter->sdio_free_space.normal_queue_number; + break; + case HALMAC_DMA_MAPPING_LOW: + curr_free_space = + &halmac_adapter->sdio_free_space.low_queue_number; + break; + case HALMAC_DMA_MAPPING_EXTRA: + curr_free_space = + &halmac_adapter->sdio_free_space.extra_queue_number; + break; + default: + pr_err("DmaMapping is out of range\n"); + return HALMAC_RET_DMA_MAP_INCORRECT; + } + + for (i = 0; i < tx_agg_num; i++) { + packet_size = GET_TX_DESC_TXPKTSIZE(curr_packet) + + GET_TX_DESC_OFFSET(curr_packet) + + (GET_TX_DESC_PKT_OFFSET(curr_packet) << 3); + tx_required_page_num = + (packet_size >> + halmac_adapter->hw_config_info.page_size_2_power) + + ((packet_size & + (halmac_adapter->hw_config_info.page_size - 1)) ? + 1 : + 0); + total_required_page_num += tx_required_page_num; + + packet_size = HALMAC_ALIGN(packet_size, 8); + + curr_packet += packet_size; + } + + counter = 10; + do { + if ((u32)(*curr_free_space + + halmac_adapter->sdio_free_space.public_queue_number) > + total_required_page_num) { + if (*curr_free_space >= total_required_page_num) { + *curr_free_space -= + (u16)total_required_page_num; + } else { + halmac_adapter->sdio_free_space + .public_queue_number -= + (u16)(total_required_page_num - + *curr_free_space); + *curr_free_space = 0; + } + + status = halmac_check_oqt_88xx(halmac_adapter, + tx_agg_num, halmac_buf); + + if (status != HALMAC_RET_SUCCESS) + return status; + + break; + } + + halmac_update_sdio_free_page_88xx(halmac_adapter); + + counter--; + if (counter == 0) + return HALMAC_RET_FREE_SPACE_NOT_ENOUGH; + } while (1); + + HALMAC_RT_TRACE(driver_adapter, HALMAC_MSG_INIT, DBG_DMESG, + "%s <==========\n", __func__); + + return HALMAC_RET_SUCCESS; +} + +/** + * halmac_reg_read_indirect_32_sdio_88xx() - read MAC reg by SDIO reg + * @halmac_adapter : the adapter of halmac + * @halmac_offset : register offset + * Author : Soar + * Return : enum halmac_ret_status + * More details of status code can be found in prototype document + */ +u32 halmac_reg_read_indirect_32_sdio_88xx(struct halmac_adapter *halmac_adapter, + u32 halmac_offset) +{ + u8 rtemp; + u32 counter = 1000; + void *driver_adapter = NULL; + + union { + u32 dword; + u8 byte[4]; + } value32 = {0x00000000}; + + if (halmac_adapter_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_ADAPTER_INVALID; + + if (halmac_api_validate(halmac_adapter) != HALMAC_RET_SUCCESS) + return HALMAC_RET_API_INVALID; + + driver_adapter = halmac_adapter->driver_adapter; + + PLATFORM_SDIO_CMD53_WRITE_32( + driver_adapter, + (HALMAC_SDIO_CMD_ADDR_SDIO_REG << 13) | + (REG_SDIO_INDIRECT_REG_CFG & HALMAC_SDIO_LOCAL_MSK), + halmac_offset | BIT(19) | BIT(17)); + + do { + rtemp = PLATFORM_SDIO_CMD52_READ( + driver_adapter, + (HALMAC_SDIO_CMD_ADDR_SDIO_REG << 13) | + ((REG_SDIO_INDIRECT_REG_CFG + 2) & + HALMAC_SDIO_LOCAL_MSK)); + counter--; + } while ((rtemp & BIT(4)) != 0 && counter > 0); + + value32.dword = PLATFORM_SDIO_CMD53_READ_32( + driver_adapter, + (HALMAC_SDIO_CMD_ADDR_SDIO_REG << 13) | + (REG_SDIO_INDIRECT_REG_DATA & HALMAC_SDIO_LOCAL_MSK)); + + return value32.dword; +} |