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qcacmn: REO management changes

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Changes to use REO HW command/status interface to update/delete REO queues.

Change-Id: I3500d45db021ef314b4d03fa878314d407ddfe65
This commit is contained in:
Karunakar Dasineni
2016-11-21 17:41:31 -08:00
committed by qcabuildsw
parent 4f0c6b1732
commit a0f09eae1d
7 changed files with 290 additions and 47 deletions
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61
hal/wifi3.0/hal_api.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2016, The Linux Foundation. All rights reserved.
* Copyright (c) 2017, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
@@ -210,15 +210,22 @@ static inline int hal_srng_access_start(void *hal_soc, void *hal_ring)
static inline void *hal_srng_dst_get_next(void *hal_soc, void *hal_ring)
{
struct hal_srng *srng = (struct hal_srng *)hal_ring;
uint32_t *desc = &(srng->ring_base_vaddr[srng->u.dst_ring.tp]);
volatile uint32_t *desc = &(srng->ring_base_vaddr[srng->u.dst_ring.tp]);
uint32_t desc_loop_cnt;
desc_loop_cnt = (desc[srng->entry_size - 1] & SRNG_LOOP_CNT_MASK)
>> SRNG_LOOP_CNT_LSB;
if (srng->u.dst_ring.loop_cnt == desc_loop_cnt) {
srng->u.dst_ring.tp = (srng->u.dst_ring.tp + srng->entry_size) &
srng->ring_size_mask;
/* TODO: Using % is expensive, but we have to do this since
* size of some SRNG rings is not power of 2 (due to descriptor
* sizes). Need to create separate API for rings used
* per-packet, with sizes power of 2 (TCL2SW, REO2SW,
* SW2RXDMA and CE rings)
*/
srng->u.dst_ring.tp = (srng->u.dst_ring.tp + srng->entry_size) %
srng->ring_size;
srng->u.dst_ring.loop_cnt = (srng->u.dst_ring.loop_cnt +
!srng->u.dst_ring.tp) &
(SRNG_LOOP_CNT_MASK >> SRNG_LOOP_CNT_LSB);
@@ -298,8 +305,15 @@ static inline void *hal_srng_src_reap_next(void *hal_soc, void *hal_ring)
{
struct hal_srng *srng = (struct hal_srng *)hal_ring;
uint32_t *desc;
uint32_t next_reap_hp = (srng->u.src_ring.reap_hp + srng->entry_size) &
srng->ring_size_mask;
/* TODO: Using % is expensive, but we have to do this since
* size of some SRNG rings is not power of 2 (due to descriptor
* sizes). Need to create separate API for rings used
* per-packet, with sizes power of 2 (TCL2SW, REO2SW,
* SW2RXDMA and CE rings)
*/
uint32_t next_reap_hp = (srng->u.src_ring.reap_hp + srng->entry_size) %
srng->ring_size;
if (next_reap_hp != srng->u.src_ring.cached_tp) {
desc = &(srng->ring_base_vaddr[next_reap_hp]);
@@ -327,8 +341,9 @@ static inline void *hal_srng_src_get_next_reaped(void *hal_soc, void *hal_ring)
if (srng->u.src_ring.hp != srng->u.src_ring.reap_hp) {
desc = &(srng->ring_base_vaddr[srng->u.src_ring.hp]);
srng->u.src_ring.hp = (srng->u.src_ring.hp + srng->entry_size) &
srng->ring_size_mask;
srng->u.src_ring.hp = (srng->u.src_ring.hp + srng->entry_size) %
srng->ring_size;
return (void *)desc;
}
@@ -346,8 +361,14 @@ static inline void *hal_srng_src_get_next_reaped(void *hal_soc, void *hal_ring)
static inline uint32_t hal_srng_src_done_val(void *hal_soc, void *hal_ring)
{
struct hal_srng *srng = (struct hal_srng *)hal_ring;
uint32_t next_reap_hp = (srng->u.src_ring.reap_hp + srng->entry_size) &
srng->ring_size_mask;
/* TODO: Using % is expensive, but we have to do this since
* size of some SRNG rings is not power of 2 (due to descriptor
* sizes). Need to create separate API for rings used
* per-packet, with sizes power of 2 (TCL2SW, REO2SW,
* SW2RXDMA and CE rings)
*/
uint32_t next_reap_hp = (srng->u.src_ring.reap_hp + srng->entry_size) %
srng->ring_size;
if (next_reap_hp == srng->u.src_ring.cached_tp)
return 0;
@@ -371,8 +392,14 @@ static inline void *hal_srng_src_get_next(void *hal_soc, void *hal_ring)
{
struct hal_srng *srng = (struct hal_srng *)hal_ring;
uint32_t *desc;
uint32_t next_hp = (srng->u.src_ring.hp + srng->entry_size) &
srng->ring_size_mask;
/* TODO: Using % is expensive, but we have to do this since
* size of some SRNG rings is not power of 2 (due to descriptor
* sizes). Need to create separate API for rings used
* per-packet, with sizes power of 2 (TCL2SW, REO2SW,
* SW2RXDMA and CE rings)
*/
uint32_t next_hp = (srng->u.src_ring.hp + srng->entry_size) %
srng->ring_size;
if (next_hp != srng->u.src_ring.cached_tp) {
desc = &(srng->ring_base_vaddr[srng->u.src_ring.hp]);
@@ -403,8 +430,14 @@ static inline void *hal_srng_src_peek(void *hal_soc, void *hal_ring)
struct hal_srng *srng = (struct hal_srng *)hal_ring;
uint32_t *desc;
if (((srng->u.src_ring.hp + srng->entry_size) &
srng->ring_size_mask) != srng->u.src_ring.cached_tp) {
/* TODO: Using % is expensive, but we have to do this since
* size of some SRNG rings is not power of 2 (due to descriptor
* sizes). Need to create separate API for rings used
* per-packet, with sizes power of 2 (TCL2SW, REO2SW,
* SW2RXDMA and CE rings)
*/
if (((srng->u.src_ring.hp + srng->entry_size) %
srng->ring_size) != srng->u.src_ring.cached_tp) {
desc = &(srng->ring_base_vaddr[srng->u.src_ring.hp]);
return (void *)desc;
}