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qcacmn: Handle RX defrag in exception path

瀏覽代碼 
- Perform SW chaining of fragments.
- Reinject only the head fragment to REO.

Change-Id: I198db3ba4319b8a2e800eb7495cf190c5e86d4cd
CRs-Fixed: 2144197
This commit is contained in:
psimha
2017-11-16 17:18:51 -08:00
committed by snandini
父節點 e3947bd8d6
當前提交 223883fb88
共有 6 個文件被更改，包括 441 次插入 和 255 次删除
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90
dp/wifi3.0/hal_rx.h
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@@ -414,8 +414,23 @@ RX_MSDU_DETAILS_2_RX_MSDU_DESC_INFO_RX_MSDU_DESC_INFO_DETAILS_OFFSET))
RX_MPDU_INFO_2_FRAME_ENCRYPTION_INFO_VALID_MASK, \
RX_MPDU_INFO_2_FRAME_ENCRYPTION_INFO_VALID_LSB))
#define HAL_RX_FLD_SET(_ptr, _wrd, _field, _val) \
(*(uint32_t *)(((uint8_t *)_ptr) + \
_wrd ## _ ## _field ## _OFFSET) |= \
((_val << _wrd ## _ ## _field ## _LSB) & \
_wrd ## _ ## _field ## _MASK))
#define HAL_RX_UNIFORM_HDR_SET(_rx_msdu_link, _field, _val) \
HAL_RX_FLD_SET(_rx_msdu_link, UNIFORM_DESCRIPTOR_HEADER_0, \
_field, _val)
#define HAL_RX_MSDU_DESC_INFO_SET(_msdu_info_ptr, _field, _val) \
HAL_RX_FLD_SET(_msdu_info_ptr, RX_MSDU_DESC_INFO_0, \
_field, _val)
#define HAL_RX_MPDU_DESC_INFO_SET(_mpdu_info_ptr, _field, _val) \
HAL_RX_FLD_SET(_mpdu_info_ptr, RX_MPDU_DESC_INFO_0, \
_field, _val)
static inline void hal_rx_mpdu_desc_info_get(void *desc_addr,
struct hal_rx_mpdu_desc_info *mpdu_desc_info)
@@ -1028,6 +1043,28 @@ hal_rx_msdu_start_msdu_len_get(uint8_t *buf)
return msdu_len;
}
/**
* hal_rx_msdu_start_msdu_len_set(): API to set the MSDU length
* from rx_msdu_start TLV
*
* @buf: pointer to the start of RX PKT TLV headers
* @len: msdu length
*
* Return: none
*/
static inline void
hal_rx_msdu_start_msdu_len_set(uint8_t *buf, uint32_t len)
{
struct rx_pkt_tlvs *pkt_tlvs = (struct rx_pkt_tlvs *)buf;
struct rx_msdu_start *msdu_start =
&pkt_tlvs->msdu_start_tlv.rx_msdu_start;
void *wrd1;
wrd1 = (uint8_t *)msdu_start + RX_MSDU_START_1_MSDU_LENGTH_OFFSET;
*(uint32_t *)wrd1 &= (~RX_MSDU_START_1_MSDU_LENGTH_MASK);
*(uint32_t *)wrd1 |= len;
}
#define HAL_RX_MSDU_START_BW_GET(_rx_msdu_start) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR((_rx_msdu_start),\
RX_MSDU_START_5_RECEIVE_BANDWIDTH_OFFSET)), \
@@ -1484,6 +1521,12 @@ hal_rx_mpdu_get_fr_ds(uint8_t *buf)
RX_MPDU_INFO_2_MAC_ADDR_AD2_VALID_MASK, \
RX_MPDU_INFO_2_MAC_ADDR_AD2_VALID_LSB))
#define HAL_RX_MPDU_MAC_ADDR_AD3_VALID_GET(_rx_mpdu_info) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR(_rx_mpdu_info, \
RX_MPDU_INFO_2_MAC_ADDR_AD3_VALID_OFFSET)), \
RX_MPDU_INFO_2_MAC_ADDR_AD3_VALID_MASK, \
RX_MPDU_INFO_2_MAC_ADDR_AD3_VALID_LSB))
#define HAL_RX_MPDU_AD1_31_0_GET(_rx_mpdu_info) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR(_rx_mpdu_info, \
RX_MPDU_INFO_15_MAC_ADDR_AD1_31_0_OFFSET)), \
@@ -1508,6 +1551,18 @@ hal_rx_mpdu_get_fr_ds(uint8_t *buf)
RX_MPDU_INFO_17_MAC_ADDR_AD2_47_16_MASK, \
RX_MPDU_INFO_17_MAC_ADDR_AD2_47_16_LSB))
#define HAL_RX_MPDU_AD3_31_0_GET(_rx_mpdu_info) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR(_rx_mpdu_info, \
RX_MPDU_INFO_18_MAC_ADDR_AD3_31_0_OFFSET)), \
RX_MPDU_INFO_18_MAC_ADDR_AD3_31_0_MASK, \
RX_MPDU_INFO_18_MAC_ADDR_AD3_31_0_LSB))
#define HAL_RX_MPDU_AD3_47_32_GET(_rx_mpdu_info) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR(_rx_mpdu_info, \
RX_MPDU_INFO_19_MAC_ADDR_AD3_47_32_OFFSET)), \
RX_MPDU_INFO_19_MAC_ADDR_AD3_47_32_MASK, \
RX_MPDU_INFO_19_MAC_ADDR_AD3_47_32_LSB))
/*
* hal_rx_mpdu_get_addr1(): API to check get address1 of the mpdu
*
@@ -1577,6 +1632,41 @@ QDF_STATUS hal_rx_mpdu_get_addr2(uint8_t *buf, uint8_t *mac_addr)
return QDF_STATUS_E_FAILURE;
}
/*
* hal_rx_mpdu_get_addr3(): API to get address3 of the mpdu
* in the packet
*
* @buf: pointer to the start of RX PKT TLV header
* @mac_addr: pointer to mac address
* Return: sucess/failure
*/
static inline
QDF_STATUS hal_rx_mpdu_get_addr3(uint8_t *buf, uint8_t *mac_addr)
{
struct __attribute__((__packed__)) hal_addr3 {
uint16_t ad3_15_0;
uint32_t ad3_47_16;
};
struct rx_pkt_tlvs *pkt_tlvs = (struct rx_pkt_tlvs *)buf;
struct rx_mpdu_start *mpdu_start =
&pkt_tlvs->mpdu_start_tlv.rx_mpdu_start;
struct rx_mpdu_info *mpdu_info = &mpdu_start->rx_mpdu_info_details;
struct hal_addr3 *addr = (struct hal_addr3 *)mac_addr;
uint32_t mac_addr_ad3_valid;
mac_addr_ad3_valid = HAL_RX_MPDU_MAC_ADDR_AD3_VALID_GET(mpdu_info);
if (mac_addr_ad3_valid) {
addr->ad3_15_0 = HAL_RX_MPDU_AD3_31_0_GET(mpdu_info);
addr->ad3_47_16 = HAL_RX_MPDU_AD3_47_32_GET(mpdu_info);
return QDF_STATUS_SUCCESS;
}
return QDF_STATUS_E_FAILURE;
}
#define HAL_RX_MSDU_END_DA_IDX_GET(_rx_msdu_end) \
(_HAL_MS((*_OFFSET_TO_WORD_PTR(_rx_msdu_end, \
RX_MSDU_END_13_DA_IDX_OFFSET)), \