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qcacmn: return msdu link descriptors to wbm release ring

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add support to return msdu link descriptors received on rxDMA error ring
to wbm release ring without freeing the nbufs (msdus).

Change-Id: Ic12c3f0531a639b61d3d77cee6266ce595e4d1c9
This commit is contained in:
Tallapragada Kalyan
2017-09-26 21:04:24 +05:30
committed by snandini
parent 358312c3da
commit 0017291c13
3 changed files with 77 additions and 25 deletions
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41
dp/wifi3.0/hal_rx.h
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@@ -302,6 +302,25 @@ enum hal_rx_ret_buf_manager {
* shift by the corresponding _LSB. This is because, they are
* finally taken and "OR'ed" into a single word again.
*/
#define HAL_RX_FIRST_MSDU_IN_MPDU_FLAG_SET(msdu_info_ptr, val) \
((*(((uint32_t *)msdu_info_ptr) + \
(RX_MSDU_DESC_INFO_0_FIRST_MSDU_IN_MPDU_FLAG_OFFSET >> 2))) |= \
(val << RX_MSDU_DESC_INFO_0_FIRST_MSDU_IN_MPDU_FLAG_LSB) & \
RX_MSDU_DESC_INFO_0_FIRST_MSDU_IN_MPDU_FLAG_MASK)
#define HAL_RX_LAST_MSDU_IN_MPDU_FLAG_SET(msdu_info_ptr, val) \
((*(((uint32_t *)msdu_info_ptr) + \
(RX_MSDU_DESC_INFO_0_LAST_MSDU_IN_MPDU_FLAG_OFFSET >> 2))) |= \
(val << RX_MSDU_DESC_INFO_0_LAST_MSDU_IN_MPDU_FLAG_LSB) & \
RX_MSDU_DESC_INFO_0_LAST_MSDU_IN_MPDU_FLAG_MASK)
#define HAL_RX_MSDU_CONTINUATION_FLAG_SET(msdu_info_ptr, val) \
((*(((uint32_t *)msdu_info_ptr) + \
(RX_MSDU_DESC_INFO_0_MSDU_CONTINUATION_OFFSET >> 2))) |= \
(val << RX_MSDU_DESC_INFO_0_MSDU_CONTINUATION_LSB) & \
RX_MSDU_DESC_INFO_0_MSDU_CONTINUATION_MASK)
#define HAL_RX_FIRST_MSDU_IN_MPDU_FLAG_GET(msdu_info_ptr) \
((*_OFFSET_TO_WORD_PTR(msdu_info_ptr, \
RX_MSDU_DESC_INFO_0_FIRST_MSDU_IN_MPDU_FLAG_OFFSET)) & \
@@ -1746,6 +1765,7 @@ hal_rx_mpdu_end_mic_err_get(uint8_t *buf)
struct hal_rx_msdu_list {
struct hal_rx_msdu_desc_info msdu_info[HAL_RX_NUM_MSDU_DESC];
uint32_t sw_cookie[HAL_RX_NUM_MSDU_DESC];
uint8_t rbm[HAL_RX_NUM_MSDU_DESC];
};
struct hal_buf_info {
@@ -1789,9 +1809,20 @@ static inline void hal_rx_msdu_list_get(void *msdu_link_desc,
* sometimes due to HW issue. Check msdu buffer address also */
if (HAL_RX_BUFFER_ADDR_31_0_GET(
&msdu_details[i].buffer_addr_info_details) == 0) {
/* set the last msdu bit in the prev msdu_desc_info */
msdu_desc_info =
HAL_RX_MSDU_DESC_INFO_GET(&msdu_details[i - 1]);
HAL_RX_LAST_MSDU_IN_MPDU_FLAG_SET(msdu_desc_info, 1);
break;
}
msdu_desc_info = HAL_RX_MSDU_DESC_INFO_GET(&msdu_details[i]);
/* set first MSDU bit or the last MSDU bit */
if (!i)
HAL_RX_FIRST_MSDU_IN_MPDU_FLAG_SET(msdu_desc_info, 1);
else if (i == (HAL_RX_NUM_MSDU_DESC - 1))
HAL_RX_LAST_MSDU_IN_MPDU_FLAG_SET(msdu_desc_info, 1);
msdu_list->msdu_info[i].msdu_flags =
HAL_RX_MSDU_FLAGS_GET(msdu_desc_info);
msdu_list->msdu_info[i].msdu_len =
@@ -1799,7 +1830,8 @@ static inline void hal_rx_msdu_list_get(void *msdu_link_desc,
msdu_list->sw_cookie[i] =
HAL_RX_BUF_COOKIE_GET(
&msdu_details[i].buffer_addr_info_details);
msdu_list->rbm[i] = HAL_RX_BUF_RBM_GET(
&msdu_details[i].buffer_addr_info_details);
QDF_TRACE(QDF_MODULE_ID_DP, QDF_TRACE_LEVEL_DEBUG,
"[%s][%d] i=%d sw_cookie=%d\n",
__func__, __LINE__, i, msdu_list->sw_cookie[i]);
@@ -1942,6 +1974,7 @@ enum hal_rxdma_error_code {
* HW BM action settings in WBM release ring
*/
#define HAL_BM_ACTION_PUT_IN_IDLE_LIST 0
#define HAL_BM_ACTION_RELEASE_MSDU_LIST 1
/**
* enum hal_rx_wbm_error_source: Indicates which module initiated the
@@ -2030,12 +2063,14 @@ static inline bool hal_rx_reo_is_2k_jump(void *rx_desc)
* @ soc : HAL version of the SOC pointer
* @ src_srng_desc : void pointer to the WBM Release Ring descriptor
* @ buf_addr_info : void pointer to the buffer_addr_info
* @ bm_action : put in IDLE list or release to MSDU_LIST
*
* Return: void
*/
/* look at implementation at dp_hw_link_desc_pool_setup()*/
static inline void hal_rx_msdu_link_desc_set(struct hal_soc *soc,
void *src_srng_desc, void *buf_addr_info)
void *src_srng_desc, void *buf_addr_info,
uint8_t bm_action)
{
struct wbm_release_ring *wbm_rel_srng =
(struct wbm_release_ring *)src_srng_desc;
@@ -2046,7 +2081,7 @@ static inline void hal_rx_msdu_link_desc_set(struct hal_soc *soc,
HAL_DESC_SET_FIELD(src_srng_desc, WBM_RELEASE_RING_2,
RELEASE_SOURCE_MODULE, HAL_RX_WBM_ERR_SRC_SW);
HAL_DESC_SET_FIELD(src_srng_desc, WBM_RELEASE_RING_2, BM_ACTION,
HAL_BM_ACTION_PUT_IN_IDLE_LIST);
bm_action);
HAL_DESC_SET_FIELD(src_srng_desc, WBM_RELEASE_RING_2,
BUFFER_OR_DESC_TYPE, HAL_RX_WBM_BUF_TYPE_MSDU_LINK_DESC);
}