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qcacmn: Correct the return types of CE functions

Browse source 
A few functions in CE files returns QDF status value with return
type as non QDF STATUS. For such functions, update the return type as
QDF_STATUS.

Change-Id: I401c0a1e1c21ac0865cf4da018eb2d2fb6d86900
CRs-Fixed: 2734818
This commit is contained in:
Shashikala Prabhu 2020-07-14 18:49:02 +05:30 • committed by snandini
commit a143607a26
4 changed files with 83 additions and 56 deletions
Download patch file Download diff file Expand all files Collapse all files

95
hif/src/ce/ce_api.h
View file

@ -230,19 +230,21 @@ QDF_STATUS ce_sendlist_send(struct CE_handle *copyeng,
/*==================Recv=====================================================*/
/*
* Make a buffer available to receive. The buffer must be at least of a
* minimal size appropriate for this copy engine (src_sz_max attribute).
* copyeng - which copy engine to use
* per_transfer_recv_context - context passed back to caller's recv_cb
* buffer - address of buffer in CE space
* Returns 0 on success; otherwise an error status.
/**
* ce_recv_buf_enqueue() - Make a buffer available to receive. The buffer must
* be at least of a minimal size appropriate for this copy engine (src_sz_max
* attribute).
* @copyeng: which copy engine to use
* @per_transfer_recv_context: context passed back to caller's recv_cb
* @buffer: address of buffer in CE space
*
* Implementation note: Pushes a buffer to Dest ring.
*
* Return: QDF_STATUS.
*/
int ce_recv_buf_enqueue(struct CE_handle *copyeng,
void *per_transfer_recv_context,
qdf_dma_addr_t buffer);
QDF_STATUS ce_recv_buf_enqueue(struct CE_handle *copyeng,
void *per_transfer_recv_context,
qdf_dma_addr_t buffer);
/*
* Register a Receive Callback function.
@ -313,8 +315,16 @@ unsigned int ce_recv_entries_avail(struct CE_handle *copyeng);
/* Data is byte-swapped */
#define CE_RECV_FLAG_SWAPPED 1
/*
* Supply data for the next completed unprocessed receive descriptor.
/**
* ce_completed_recv_next() - Supply data for the next completed unprocessed
* receive descriptor.
* @copyeng: which copy engine to use
* @per_CE_contextp: CE context
* @per_transfer_contextp: Transfer context
* @bufferp: buffer pointer
* @nbytesp: number of bytes
* @transfer_idp: Transfer idp
* @flagsp: flags
*
* For use
* with CE Watermark callback,
@ -322,33 +332,47 @@ unsigned int ce_recv_entries_avail(struct CE_handle *copyeng);
* in a recv_cb function in order to mitigate recv_cb's.
*
* Implementation note: Pops buffer from Dest ring.
*
* Return: QDF_STATUS
*/
int ce_completed_recv_next(struct CE_handle *copyeng,
void **per_CE_contextp,
void **per_transfer_contextp,
qdf_dma_addr_t *bufferp,
unsigned int *nbytesp,
unsigned int *transfer_idp,
unsigned int *flagsp);
QDF_STATUS ce_completed_recv_next(struct CE_handle *copyeng,
void **per_CE_contextp,
void **per_transfer_contextp,
qdf_dma_addr_t *bufferp,
unsigned int *nbytesp,
unsigned int *transfer_idp,
unsigned int *flagsp);
/*
* Supply data for the next completed unprocessed send descriptor.
/**
* ce_completed_send_next() - Supply data for the next completed unprocessed
* send descriptor.
* @copyeng: which copy engine to use
* @per_CE_contextp: CE context
* @per_transfer_contextp: Transfer context
* @bufferp: buffer pointer
* @nbytesp: number of bytes
* @transfer_idp: Transfer idp
* @sw_idx: SW index
* @hw_idx: HW index
* @toeplitz_hash_result: toeplitz hash result
*
* For use
* with CE Watermark callback
* in a send_cb function in order to mitigate send_cb's.
*
* Implementation note: Pops 1 completed send buffer from Source ring
*
* Return: QDF_STATUS
*/
int ce_completed_send_next(struct CE_handle *copyeng,
void **per_CE_contextp,
void **per_transfer_contextp,
qdf_dma_addr_t *bufferp,
unsigned int *nbytesp,
unsigned int *transfer_idp,
unsigned int *sw_idx,
unsigned int *hw_idx,
uint32_t *toeplitz_hash_result);
QDF_STATUS ce_completed_send_next(struct CE_handle *copyeng,
void **per_CE_contextp,
void **per_transfer_contextp,
qdf_dma_addr_t *bufferp,
unsigned int *nbytesp,
unsigned int *transfer_idp,
unsigned int *sw_idx,
unsigned int *hw_idx,
uint32_t *toeplitz_hash_result);
/*==================CE Engine Initialization=================================*/
@ -530,17 +554,20 @@ struct ce_ops {
qdf_dma_addr_t *bufferp, unsigned int *nbytesp,
unsigned int *transfer_idp,
uint32_t *toeplitz_hash_result);
int (*ce_recv_buf_enqueue)(struct CE_handle *copyeng,
void *per_recv_context, qdf_dma_addr_t buffer);
QDF_STATUS (*ce_recv_buf_enqueue)(struct CE_handle *copyeng,
void *per_recv_context,
qdf_dma_addr_t buffer);
bool (*watermark_int)(struct CE_state *CE_state, unsigned int *flags);
int (*ce_completed_recv_next_nolock)(struct CE_state *CE_state,
QDF_STATUS (*ce_completed_recv_next_nolock)(
struct CE_state *CE_state,
void **per_CE_contextp,
void **per_transfer_contextp,
qdf_dma_addr_t *bufferp,
unsigned int *nbytesp,
unsigned int *transfer_idp,
unsigned int *flagsp);
int (*ce_completed_send_next_nolock)(struct CE_state *CE_state,
QDF_STATUS (*ce_completed_send_next_nolock)(
struct CE_state *CE_state,
void **per_CE_contextp,
void **per_transfer_contextp,
qdf_dma_addr_t *bufferp,

12
hif/src/ce/ce_service.c
View file

@ -671,9 +671,9 @@ QDF_STATUS ce_send_single(struct CE_handle *ce_tx_hdl, qdf_nbuf_t msdu,
* @per_recv_context: virtual address of the nbuf
* @buffer: physical address of the nbuf
*
* Return: 0 if the buffer is enqueued
* Return: QDF_STATUS_SUCCESS if the buffer is enqueued
*/
int
QDF_STATUS
ce_recv_buf_enqueue(struct CE_handle *copyeng,
void *per_recv_context, qdf_dma_addr_t buffer)
{
@ -749,7 +749,7 @@ unsigned int ce_recv_entries_avail(struct CE_handle *copyeng)
* Guts of ce_completed_recv_next.
* The caller takes responsibility for any necessary locking.
*/
int
QDF_STATUS
ce_completed_recv_next(struct CE_handle *copyeng,
void **per_CE_contextp,
void **per_transfer_contextp,
@ -758,7 +758,7 @@ ce_completed_recv_next(struct CE_handle *copyeng,
unsigned int *transfer_idp, unsigned int *flagsp)
{
struct CE_state *CE_state = (struct CE_state *)copyeng;
int status;
QDF_STATUS status;
struct hif_softc *scn = CE_state->scn;
struct HIF_CE_state *hif_state = HIF_GET_CE_STATE(scn);
struct ce_ops *ce_services;
@ -804,7 +804,7 @@ ce_cancel_send_next(struct CE_handle *copyeng,
}
qdf_export_symbol(ce_cancel_send_next);
int
QDF_STATUS
ce_completed_send_next(struct CE_handle *copyeng,
void **per_CE_contextp,
void **per_transfer_contextp,
@ -819,7 +819,7 @@ ce_completed_send_next(struct CE_handle *copyeng,
struct hif_softc *scn = CE_state->scn;
struct HIF_CE_state *hif_state = HIF_GET_CE_STATE(scn);
struct ce_ops *ce_services;
int status;
QDF_STATUS status;
ce_services = hif_state->ce_services;
qdf_spin_lock_bh(&CE_state->ce_index_lock);

16
hif/src/ce/ce_service_legacy.c
View file

@ -706,13 +706,13 @@ ce_sendlist_send_legacy(struct CE_handle *copyeng,
* @per_recv_context: virtual address of the nbuf
* @buffer: physical address of the nbuf
*
* Return: 0 if the buffer is enqueued
* Return: QDF_STATUS_SUCCESS if the buffer is enqueued
*/
static int
static QDF_STATUS
ce_recv_buf_enqueue_legacy(struct CE_handle *copyeng,
void *per_recv_context, qdf_dma_addr_t buffer)
{
int status;
QDF_STATUS status;
struct CE_state *CE_state = (struct CE_state *)copyeng;
struct CE_ring_state *dest_ring = CE_state->dest_ring;
uint32_t ctrl_addr = CE_state->ctrl_addr;
@ -728,7 +728,7 @@ ce_recv_buf_enqueue_legacy(struct CE_handle *copyeng,
if (Q_TARGET_ACCESS_BEGIN(scn) < 0) {
qdf_spin_unlock_bh(&CE_state->ce_index_lock);
return -EIO;
return QDF_STATUS_E_IO;
}
if ((CE_RING_DELTA(nentries_mask, write_index, sw_index - 1) > 0) ||
@ -802,7 +802,7 @@ ce_recv_entries_done_nolock_legacy(struct hif_softc *scn,
return CE_RING_DELTA(nentries_mask, sw_index, read_index);
}
static int
static QDF_STATUS
ce_completed_recv_next_nolock_legacy(struct CE_state *CE_state,
void **per_CE_contextp,
void **per_transfer_contextp,
@ -811,7 +811,7 @@ ce_completed_recv_next_nolock_legacy(struct CE_state *CE_state,
unsigned int *transfer_idp,
unsigned int *flagsp)
{
int status;
QDF_STATUS status;
struct CE_ring_state *dest_ring = CE_state->dest_ring;
unsigned int nentries_mask = dest_ring->nentries_mask;
unsigned int sw_index = dest_ring->sw_index;
@ -930,7 +930,7 @@ ce_revoke_recv_next_legacy(struct CE_handle *copyeng,
* Guts of ce_completed_send_next.
* The caller takes responsibility for any necessary locking.
*/
static int
static QDF_STATUS
ce_completed_send_next_nolock_legacy(struct CE_state *CE_state,
void **per_CE_contextp,
void **per_transfer_contextp,
@ -941,7 +941,7 @@ ce_completed_send_next_nolock_legacy(struct CE_state *CE_state,
unsigned int *hw_idx,
uint32_t *toeplitz_hash_result)
{
int status = QDF_STATUS_E_FAILURE;
QDF_STATUS status = QDF_STATUS_E_FAILURE;
struct CE_ring_state *src_ring = CE_state->src_ring;
uint32_t ctrl_addr = CE_state->ctrl_addr;
unsigned int nentries_mask = src_ring->nentries_mask;

16
hif/src/ce/ce_service_srng.c
View file

@ -294,13 +294,13 @@ ce_sendlist_send_srng(struct CE_handle *copyeng,
* @per_recv_context: virtual address of the nbuf
* @buffer: physical address of the nbuf
*
* Return: 0 if the buffer is enqueued
* Return: QDF_STATUS_SUCCESS if the buffer is enqueued
*/
static int
static QDF_STATUS
ce_recv_buf_enqueue_srng(struct CE_handle *copyeng,
void *per_recv_context, qdf_dma_addr_t buffer)
{
int status;
QDF_STATUS status;
struct CE_state *CE_state = (struct CE_state *)copyeng;
struct CE_ring_state *dest_ring = CE_state->dest_ring;
unsigned int nentries_mask = dest_ring->nentries_mask;
@ -316,7 +316,7 @@ ce_recv_buf_enqueue_srng(struct CE_handle *copyeng,
if (Q_TARGET_ACCESS_BEGIN(scn) < 0) {
qdf_spin_unlock_bh(&CE_state->ce_index_lock);
return -EIO;
return QDF_STATUS_E_IO;
}
if (hal_srng_access_start(scn->hal_soc, dest_ring->srng_ctx)) {
@ -402,7 +402,7 @@ ce_send_entries_done_nolock_srng(struct hif_softc *scn,
* Guts of ce_completed_recv_next.
* The caller takes responsibility for any necessary locking.
*/
static int
static QDF_STATUS
ce_completed_recv_next_nolock_srng(struct CE_state *CE_state,
void **per_CE_contextp,
void **per_transfer_contextp,
@ -411,7 +411,7 @@ ce_completed_recv_next_nolock_srng(struct CE_state *CE_state,
unsigned int *transfer_idp,
unsigned int *flagsp)
{
int status;
QDF_STATUS status;
struct CE_ring_state *dest_ring = CE_state->dest_ring;
struct CE_ring_state *status_ring = CE_state->status_ring;
unsigned int nentries_mask = dest_ring->nentries_mask;
@ -547,7 +547,7 @@ ce_revoke_recv_next_srng(struct CE_handle *copyeng,
* Guts of ce_completed_send_next.
* The caller takes responsibility for any necessary locking.
*/
static int
static QDF_STATUS
ce_completed_send_next_nolock_srng(struct CE_state *CE_state,
void **per_CE_contextp,
void **per_transfer_contextp,
@ -558,7 +558,7 @@ ce_completed_send_next_nolock_srng(struct CE_state *CE_state,
unsigned int *hw_idx,
uint32_t *toeplitz_hash_result)
{
int status = QDF_STATUS_E_FAILURE;
QDF_STATUS status = QDF_STATUS_E_FAILURE;
struct CE_ring_state *src_ring = CE_state->src_ring;
unsigned int nentries_mask = src_ring->nentries_mask;
unsigned int sw_index = src_ring->sw_index;