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octeontx2-pf: Remove wrapper APIs for mutex lock and unlock

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This patch removes wrapper fn()s around mutex_init/lock/unlock.

Signed-off-by: Sunil Goutham <sgoutham@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sunil Goutham 2020-03-21 00:27:26 +05:30 committed by David S. Miller
parent fc992e33f1
commit 4c3212f59c
5 changed files with 75 additions and 89 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

76
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c
View File

@ -49,15 +49,15 @@ void otx2_update_lmac_stats(struct otx2_nic *pfvf)
if (!netif_running(pfvf->netdev))
return;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
req = otx2_mbox_alloc_msg_cgx_stats(&pfvf->mbox);
if (!req) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return;
}
otx2_sync_mbox_msg(&pfvf->mbox);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
}
int otx2_update_rq_stats(struct otx2_nic *pfvf, int qidx)
@ -136,17 +136,17 @@ static int otx2_hw_set_mac_addr(struct otx2_nic *pfvf, u8 *mac)
struct nix_set_mac_addr *req;
int err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
req = otx2_mbox_alloc_msg_nix_set_mac_addr(&pfvf->mbox);
if (!req) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
ether_addr_copy(req->mac_addr, mac);
err = otx2_sync_mbox_msg(&pfvf->mbox);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
@ -158,27 +158,27 @@ static int otx2_hw_get_mac_addr(struct otx2_nic *pfvf,
struct msg_req *req;
int err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
req = otx2_mbox_alloc_msg_nix_get_mac_addr(&pfvf->mbox);
if (!req) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
err = otx2_sync_mbox_msg(&pfvf->mbox);
if (err) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
msghdr = otx2_mbox_get_rsp(&pfvf->mbox.mbox, 0, &req->hdr);
if (IS_ERR(msghdr)) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return PTR_ERR(msghdr);
}
rsp = (struct nix_get_mac_addr_rsp *)msghdr;
ether_addr_copy(netdev->dev_addr, rsp->mac_addr);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return 0;
}
@ -205,10 +205,10 @@ int otx2_hw_set_mtu(struct otx2_nic *pfvf, int mtu)
struct nix_frs_cfg *req;
int err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
req = otx2_mbox_alloc_msg_nix_set_hw_frs(&pfvf->mbox);
if (!req) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
@ -216,7 +216,7 @@ int otx2_hw_set_mtu(struct otx2_nic *pfvf, int mtu)
req->maxlen = pfvf->max_frs;
err = otx2_sync_mbox_msg(&pfvf->mbox);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
@ -228,7 +228,7 @@ int otx2_config_pause_frm(struct otx2_nic *pfvf)
if (is_otx2_lbkvf(pfvf->pdev))
return 0;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
req = otx2_mbox_alloc_msg_cgx_cfg_pause_frm(&pfvf->mbox);
if (!req) {
err = -ENOMEM;
@ -241,7 +241,7 @@ int otx2_config_pause_frm(struct otx2_nic *pfvf)
err = otx2_sync_mbox_msg(&pfvf->mbox);
unlock:
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
@ -251,10 +251,10 @@ int otx2_set_flowkey_cfg(struct otx2_nic *pfvf)
struct nix_rss_flowkey_cfg *req;
int err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
req = otx2_mbox_alloc_msg_nix_rss_flowkey_cfg(&pfvf->mbox);
if (!req) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
req->mcam_index = -1; /* Default or reserved index */
@ -262,7 +262,7 @@ int otx2_set_flowkey_cfg(struct otx2_nic *pfvf)
req->group = DEFAULT_RSS_CONTEXT_GROUP;
err = otx2_sync_mbox_msg(&pfvf->mbox);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
@ -273,7 +273,7 @@ int otx2_set_rss_table(struct otx2_nic *pfvf)
struct nix_aq_enq_req *aq;
int idx, err;
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
/* Get memory to put this msg */
for (idx = 0; idx < rss->rss_size; idx++) {
aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
@ -283,12 +283,12 @@ int otx2_set_rss_table(struct otx2_nic *pfvf)
*/
err = otx2_sync_mbox_msg(mbox);
if (err) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return err;
}
aq = otx2_mbox_alloc_msg_nix_aq_enq(mbox);
if (!aq) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return -ENOMEM;
}
}
@ -301,7 +301,7 @@ int otx2_set_rss_table(struct otx2_nic *pfvf)
aq->op = NIX_AQ_INSTOP_INIT;
}
err = otx2_sync_mbox_msg(mbox);
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return err;
}
@ -556,17 +556,17 @@ int otx2_txschq_stop(struct otx2_nic *pfvf)
struct nix_txsch_free_req *free_req;
int lvl, schq, err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
/* Free the transmit schedulers */
free_req = otx2_mbox_alloc_msg_nix_txsch_free(&pfvf->mbox);
if (!free_req) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
free_req->flags = TXSCHQ_FREE_ALL;
err = otx2_sync_mbox_msg(&pfvf->mbox);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
/* Clear the txschq list */
for (lvl = 0; lvl < NIX_TXSCH_LVL_CNT; lvl++) {
@ -1256,10 +1256,10 @@ int otx2_detach_resources(struct mbox *mbox)
{
struct rsrc_detach *detach;
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
detach = otx2_mbox_alloc_msg_detach_resources(mbox);
if (!detach) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return -ENOMEM;
}
@ -1268,7 +1268,7 @@ int otx2_detach_resources(struct mbox *mbox)
/* Send detach request to AF */
otx2_mbox_msg_send(&mbox->mbox, 0);
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return 0;
}
EXPORT_SYMBOL(otx2_detach_resources);
@ -1279,11 +1279,11 @@ int otx2_attach_npa_nix(struct otx2_nic *pfvf)
struct msg_req *msix;
int err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
/* Get memory to put this msg */
attach = otx2_mbox_alloc_msg_attach_resources(&pfvf->mbox);
if (!attach) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
@ -1293,7 +1293,7 @@ int otx2_attach_npa_nix(struct otx2_nic *pfvf)
/* Send attach request to AF */
err = otx2_sync_mbox_msg(&pfvf->mbox);
if (err) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
@ -1308,16 +1308,16 @@ int otx2_attach_npa_nix(struct otx2_nic *pfvf)
/* Get NPA and NIX MSIX vector offsets */
msix = otx2_mbox_alloc_msg_msix_offset(&pfvf->mbox);
if (!msix) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
err = otx2_sync_mbox_msg(&pfvf->mbox);
if (err) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
if (pfvf->hw.npa_msixoff == MSIX_VECTOR_INVALID ||
pfvf->hw.nix_msixoff == MSIX_VECTOR_INVALID) {
@ -1334,7 +1334,7 @@ void otx2_ctx_disable(struct mbox *mbox, int type, bool npa)
{
struct hwctx_disable_req *req;
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
/* Request AQ to disable this context */
if (npa)
req = otx2_mbox_alloc_msg_npa_hwctx_disable(mbox);
@ -1342,7 +1342,7 @@ void otx2_ctx_disable(struct mbox *mbox, int type, bool npa)
req = otx2_mbox_alloc_msg_nix_hwctx_disable(mbox);
if (!req) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return;
}
@ -1352,7 +1352,7 @@ void otx2_ctx_disable(struct mbox *mbox, int type, bool npa)
dev_err(mbox->pfvf->dev, "%s failed to disable context\n",
__func__);
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
}
int otx2_nix_config_bp(struct otx2_nic *pfvf, bool enable)

15
drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.h
View File

@ -375,21 +375,6 @@ static inline void otx2_sync_mbox_bbuf(struct otx2_mbox *mbox, int devid)
hw_mbase + mbox->rx_start, msg_size + msgs_offset);
}
static inline void otx2_mbox_lock_init(struct mbox *mbox)
{
mutex_init(&mbox->lock);
}
static inline void otx2_mbox_lock(struct mbox *mbox)
{
mutex_lock(&mbox->lock);
}
static inline void otx2_mbox_unlock(struct mbox *mbox)
{
mutex_unlock(&mbox->lock);
}
/* With the absence of API for 128-bit IO memory access for arm64,
* implement required operations at place.
*/

65
drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c
View File

@ -98,15 +98,16 @@ static void otx2_flr_handler(struct work_struct *work)
{
struct flr_work *flrwork = container_of(work, struct flr_work, work);
struct otx2_nic *pf = flrwork->pf;
struct mbox *mbox = &pf->mbox;
struct msg_req *req;
int vf, reg = 0;
vf = flrwork - pf->flr_wrk;
otx2_mbox_lock(&pf->mbox);
req = otx2_mbox_alloc_msg_vf_flr(&pf->mbox);
mutex_lock(&mbox->lock);
req = otx2_mbox_alloc_msg_vf_flr(mbox);
if (!req) {
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&mbox->lock);
return;
}
req->hdr.pcifunc &= RVU_PFVF_FUNC_MASK;
@ -122,7 +123,7 @@ static void otx2_flr_handler(struct work_struct *work)
otx2_write64(pf, RVU_PF_VFFLR_INT_ENA_W1SX(reg), BIT_ULL(vf));
}
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&mbox->lock);
}
static irqreturn_t otx2_pf_flr_intr_handler(int irq, void *pf_irq)
@ -375,7 +376,7 @@ static int otx2_forward_vf_mbox_msgs(struct otx2_nic *pf,
dst_mdev = &dst_mbox->mbox.dev[0];
otx2_mbox_lock(&pf->mbox);
mutex_lock(&pf->mbox.lock);
dst_mdev->mbase = src_mdev->mbase;
dst_mdev->msg_size = mbox_hdr->msg_size;
dst_mdev->num_msgs = num_msgs;
@ -385,7 +386,7 @@ static int otx2_forward_vf_mbox_msgs(struct otx2_nic *pf,
"AF not responding to VF%d messages\n", vf);
/* restore PF mbase and exit */
dst_mdev->mbase = pf->mbox.bbuf_base;
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
return err;
}
/* At this point, all the VF messages sent to AF are acked
@ -398,7 +399,7 @@ static int otx2_forward_vf_mbox_msgs(struct otx2_nic *pf,
otx2_forward_msg_pfvf(dst_mdev, &pf->mbox_pfvf[0].mbox,
pf->mbox.bbuf_base, vf);
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
} else if (dir == MBOX_DIR_PFVF_UP) {
src_mdev = &src_mbox->dev[0];
mbox_hdr = src_mbox->hwbase + src_mbox->rx_start;
@ -1050,7 +1051,7 @@ static int otx2_pfaf_mbox_init(struct otx2_nic *pf)
INIT_WORK(&mbox->mbox_wrk, otx2_pfaf_mbox_handler);
INIT_WORK(&mbox->mbox_up_wrk, otx2_pfaf_mbox_up_handler);
otx2_mbox_lock_init(&pf->mbox);
mutex_init(&mbox->lock);
return 0;
exit:
@ -1063,19 +1064,19 @@ static int otx2_cgx_config_linkevents(struct otx2_nic *pf, bool enable)
struct msg_req *msg;
int err;
otx2_mbox_lock(&pf->mbox);
mutex_lock(&pf->mbox.lock);
if (enable)
msg = otx2_mbox_alloc_msg_cgx_start_linkevents(&pf->mbox);
else
msg = otx2_mbox_alloc_msg_cgx_stop_linkevents(&pf->mbox);
if (!msg) {
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
return -ENOMEM;
}
err = otx2_sync_mbox_msg(&pf->mbox);
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
return err;
}
@ -1084,19 +1085,19 @@ static int otx2_cgx_config_loopback(struct otx2_nic *pf, bool enable)
struct msg_req *msg;
int err;
otx2_mbox_lock(&pf->mbox);
mutex_lock(&pf->mbox.lock);
if (enable)
msg = otx2_mbox_alloc_msg_cgx_intlbk_enable(&pf->mbox);
else
msg = otx2_mbox_alloc_msg_cgx_intlbk_disable(&pf->mbox);
if (!msg) {
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
return -ENOMEM;
}
err = otx2_sync_mbox_msg(&pf->mbox);
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
return err;
}
@ -1282,7 +1283,7 @@ static int otx2_init_hw_resources(struct otx2_nic *pf)
/* Get the size of receive buffers to allocate */
pf->rbsize = RCV_FRAG_LEN(pf->netdev->mtu + OTX2_ETH_HLEN);
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
/* NPA init */
err = otx2_config_npa(pf);
if (err)
@ -1299,35 +1300,35 @@ static int otx2_init_hw_resources(struct otx2_nic *pf)
/* Init Auras and pools used by NIX RQ, for free buffer ptrs */
err = otx2_rq_aura_pool_init(pf);
if (err) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
goto err_free_nix_lf;
}
/* Init Auras and pools used by NIX SQ, for queueing SQEs */
err = otx2_sq_aura_pool_init(pf);
if (err) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
goto err_free_rq_ptrs;
}
err = otx2_txsch_alloc(pf);
if (err) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
goto err_free_sq_ptrs;
}
err = otx2_config_nix_queues(pf);
if (err) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
goto err_free_txsch;
}
for (lvl = 0; lvl < NIX_TXSCH_LVL_CNT; lvl++) {
err = otx2_txschq_config(pf, lvl);
if (err) {
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
goto err_free_nix_queues;
}
}
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return err;
err_free_nix_queues:
@ -1345,7 +1346,7 @@ err_free_rq_ptrs:
otx2_ctx_disable(mbox, NPA_AQ_CTYPE_AURA, true);
otx2_aura_pool_free(pf);
err_free_nix_lf:
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
req = otx2_mbox_alloc_msg_nix_lf_free(mbox);
if (req) {
if (otx2_sync_mbox_msg(mbox))
@ -1359,7 +1360,7 @@ err_free_npa_lf:
dev_err(pf->dev, "%s failed to free npalf\n", __func__);
}
exit:
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
return err;
}
@ -1379,11 +1380,11 @@ static void otx2_free_hw_resources(struct otx2_nic *pf)
if (err)
dev_err(pf->dev, "RVUPF: Failed to stop/free TX schedulers\n");
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
/* Disable backpressure */
if (!(pf->pcifunc & RVU_PFVF_FUNC_MASK))
otx2_nix_config_bp(pf, false);
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
/* Disable RQs */
otx2_ctx_disable(mbox, NIX_AQ_CTYPE_RQ, false);
@ -1404,28 +1405,28 @@ static void otx2_free_hw_resources(struct otx2_nic *pf)
otx2_free_cq_res(pf);
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
/* Reset NIX LF */
req = otx2_mbox_alloc_msg_nix_lf_free(mbox);
if (req) {
if (otx2_sync_mbox_msg(mbox))
dev_err(pf->dev, "%s failed to free nixlf\n", __func__);
}
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
/* Disable NPA Pool and Aura hw context */
otx2_ctx_disable(mbox, NPA_AQ_CTYPE_POOL, true);
otx2_ctx_disable(mbox, NPA_AQ_CTYPE_AURA, true);
otx2_aura_pool_free(pf);
otx2_mbox_lock(mbox);
mutex_lock(&mbox->lock);
/* Reset NPA LF */
req = otx2_mbox_alloc_msg_npa_lf_free(mbox);
if (req) {
if (otx2_sync_mbox_msg(mbox))
dev_err(pf->dev, "%s failed to free npalf\n", __func__);
}
otx2_mbox_unlock(mbox);
mutex_unlock(&mbox->lock);
}
int otx2_open(struct net_device *netdev)
@ -1683,10 +1684,10 @@ static void otx2_set_rx_mode(struct net_device *netdev)
if (!(netdev->flags & IFF_UP))
return;
otx2_mbox_lock(&pf->mbox);
mutex_lock(&pf->mbox.lock);
req = otx2_mbox_alloc_msg_nix_set_rx_mode(&pf->mbox);
if (!req) {
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
return;
}
@ -1699,7 +1700,7 @@ static void otx2_set_rx_mode(struct net_device *netdev)
req->mode |= NIX_RX_MODE_ALLMULTI;
otx2_sync_mbox_msg(&pf->mbox);
otx2_mbox_unlock(&pf->mbox);
mutex_unlock(&pf->mbox.lock);
}
static int otx2_set_features(struct net_device *netdev,

6
drivers/net/ethernet/marvell/octeontx2/nic/otx2_txrx.c
View File

@ -856,18 +856,18 @@ int otx2_rxtx_enable(struct otx2_nic *pfvf, bool enable)
struct msg_req *msg;
int err;
otx2_mbox_lock(&pfvf->mbox);
mutex_lock(&pfvf->mbox.lock);
if (enable)
msg = otx2_mbox_alloc_msg_nix_lf_start_rx(&pfvf->mbox);
else
msg = otx2_mbox_alloc_msg_nix_lf_stop_rx(&pfvf->mbox);
if (!msg) {
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return -ENOMEM;
}
err = otx2_sync_mbox_msg(&pfvf->mbox);
otx2_mbox_unlock(&pfvf->mbox);
mutex_unlock(&pfvf->mbox.lock);
return err;
}

2
drivers/net/ethernet/marvell/octeontx2/nic/otx2_vf.c
View File

@ -323,7 +323,7 @@ static int otx2vf_vfaf_mbox_init(struct otx2_nic *vf)
INIT_WORK(&mbox->mbox_wrk, otx2vf_vfaf_mbox_handler);
INIT_WORK(&mbox->mbox_up_wrk, otx2vf_vfaf_mbox_up_handler);
otx2_mbox_lock_init(&vf->mbox);
mutex_init(&mbox->lock);
return 0;
exit: