Signed-off-by: Peng Sun <sironhide0n...@gmail.com>
---
 drivers/staging/slicoss/slicoss.c | 82 +++++++++++++++++++++++----------------
 1 file changed, 49 insertions(+), 33 deletions(-)

diff --git a/drivers/staging/slicoss/slicoss.c 
b/drivers/staging/slicoss/slicoss.c
index 21280a3..abe7592 100644
--- a/drivers/staging/slicoss/slicoss.c
+++ b/drivers/staging/slicoss/slicoss.c
@@ -924,8 +924,8 @@ err_unlock_irq:
 static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
 {
        struct slic_shmemory *sm = &adapter->shmem;
-       struct slic_shmem_data *sm_data = sm->shmem_data;
-       u32 lst = sm_data->lnkstatus;
+       struct slic_shmem_data __iomem *sm_data = sm->shmem_data;
+       u32 lst = IOMEM_GET_FIELD32(sm_data, lnkstatus);
        uint linkup;
        unsigned char linkspeed;
        unsigned char linkduplex;
@@ -1004,8 +1004,9 @@ static void slic_upr_request_complete(struct adapter 
*adapter, u32 isr)
        switch (upr->upr_request) {
        case SLIC_UPR_STATS: {
                struct slic_shmemory *sm = &adapter->shmem;
-               struct slic_shmem_data *sm_data = sm->shmem_data;
-               struct slic_stats *stats = &sm_data->stats;
+               struct slic_shmem_data __iomem *sm_data = sm->shmem_data;
+               struct slic_stats __iomem *stats =
+                               IOMEM_GET_FIELDADDR(sm_data, stats);
                struct slic_stats *old = &adapter->inicstats_prev;
                struct slicnet_stats *stst = &adapter->slic_stats;
 
@@ -1015,48 +1016,62 @@ static void slic_upr_request_complete(struct adapter 
*adapter, u32 isr)
                        break;
                }
 
-               UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs, stats->xmit_tcp_segs,
+               UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs,
+                               IOMEM_GET_FIELD64(stats, xmit_tcp_segs),
                                old->xmit_tcp_segs);
 
-               UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes, stats->xmit_tcp_bytes,
+               UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes,
+                               IOMEM_GET_FIELD64(stats, xmit_tcp_bytes),
                                old->xmit_tcp_bytes);
 
-               UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs, stats->rcv_tcp_segs,
+               UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs,
+                               IOMEM_GET_FIELD64(stats, rcv_tcp_segs),
                                old->rcv_tcp_segs);
 
-               UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes, stats->rcv_tcp_bytes,
+               UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes,
+                               IOMEM_GET_FIELD64(stats, rcv_tcp_bytes),
                                old->rcv_tcp_bytes);
 
-               UPDATE_STATS_GB(stst->iface.xmt_bytes, stats->xmit_bytes,
+               UPDATE_STATS_GB(stst->iface.xmt_bytes,
+                               IOMEM_GET_FIELD64(stats, xmit_bytes),
                                old->xmit_bytes);
 
-               UPDATE_STATS_GB(stst->iface.xmt_ucast, stats->xmit_unicasts,
+               UPDATE_STATS_GB(stst->iface.xmt_ucast,
+                               IOMEM_GET_FIELD64(stats, xmit_unicasts),
                                old->xmit_unicasts);
 
-               UPDATE_STATS_GB(stst->iface.rcv_bytes, stats->rcv_bytes,
+               UPDATE_STATS_GB(stst->iface.rcv_bytes,
+                               IOMEM_GET_FIELD64(stats, rcv_bytes),
                                old->rcv_bytes);
 
-               UPDATE_STATS_GB(stst->iface.rcv_ucast, stats->rcv_unicasts,
+               UPDATE_STATS_GB(stst->iface.rcv_ucast,
+                               IOMEM_GET_FIELD64(stats, rcv_unicasts),
                                old->rcv_unicasts);
 
-               UPDATE_STATS_GB(stst->iface.xmt_errors, stats->xmit_collisions,
+               UPDATE_STATS_GB(stst->iface.xmt_errors,
+                               IOMEM_GET_FIELD64(stats, xmit_collisions),
                                old->xmit_collisions);
 
                UPDATE_STATS_GB(stst->iface.xmt_errors,
-                               stats->xmit_excess_collisions,
+                               IOMEM_GET_FIELD64(stats,
+                                                 xmit_excess_collisions),
                                old->xmit_excess_collisions);
 
-               UPDATE_STATS_GB(stst->iface.xmt_errors, stats->xmit_other_error,
+               UPDATE_STATS_GB(stst->iface.xmt_errors,
+                               IOMEM_GET_FIELD64(stats, xmit_other_error),
                                old->xmit_other_error);
 
-               UPDATE_STATS_GB(stst->iface.rcv_errors, stats->rcv_other_error,
+               UPDATE_STATS_GB(stst->iface.rcv_errors,
+                               IOMEM_GET_FIELD64(stats, rcv_other_error),
                                old->rcv_other_error);
 
-               UPDATE_STATS_GB(stst->iface.rcv_discards, stats->rcv_drops,
+               UPDATE_STATS_GB(stst->iface.rcv_discards,
+                               IOMEM_GET_FIELD64(stats, rcv_drops),
                                old->rcv_drops);
 
-               if (stats->rcv_drops > old->rcv_drops)
-                       adapter->rcv_drops += (stats->rcv_drops -
+               if (IOMEM_GET_FIELD64(stats, rcv_drops) > old->rcv_drops)
+                       adapter->rcv_drops +=
+                                       (IOMEM_GET_FIELD64(stats, rcv_drops) -
                                               old->rcv_drops);
                memcpy_fromio(old, stats, sizeof(*stats));
                break;
@@ -1682,9 +1697,10 @@ static void slic_init_cleanup(struct adapter *adapter)
 
        if (adapter->shmem.shmem_data) {
                struct slic_shmemory *sm = &adapter->shmem;
-               struct slic_shmem_data *sm_data = sm->shmem_data;
+               struct slic_shmem_data __iomem *sm_data = sm->shmem_data;
 
-               pci_free_consistent(adapter->pcidev, sizeof(*sm_data), sm_data,
+               pci_free_consistent(adapter->pcidev, sizeof(*sm_data),
+                                   (void __force *)sm_data,
                                    sm->isr_phaddr);
        }
 
@@ -2071,15 +2087,15 @@ static irqreturn_t slic_interrupt(int irq, void *dev_id)
        struct net_device *dev = dev_id;
        struct adapter *adapter = netdev_priv(dev);
        struct slic_shmemory *sm = &adapter->shmem;
-       struct slic_shmem_data *sm_data = sm->shmem_data;
+       struct slic_shmem_data __iomem *sm_data = sm->shmem_data;
        u32 isr;
 
-       if (sm_data->isr) {
+       if (IOMEM_GET_FIELD32(sm_data, isr)) {
                slic_write32(adapter, SLIC_REG_ICR, ICR_INT_MASK);
                slic_flush_write(adapter);
 
-               isr = sm_data->isr;
-               sm_data->isr = 0;
+               isr = IOMEM_GET_FIELD32(sm_data, isr);
+               IOMEM_SET_FIELD32(0, sm_data, isr);
                adapter->num_isrs++;
                switch (adapter->card->state) {
                case CARD_UP:
@@ -2214,7 +2230,7 @@ static int slic_if_init(struct adapter *adapter, unsigned 
long *flags)
        struct sliccard *card = adapter->card;
        struct net_device *dev = adapter->netdev;
        struct slic_shmemory *sm = &adapter->shmem;
-       struct slic_shmem_data *sm_data = sm->shmem_data;
+       struct slic_shmem_data __iomem *sm_data = sm->shmem_data;
        int rc;
 
        /* adapter should be down at this point */
@@ -2298,7 +2314,7 @@ static int slic_if_init(struct adapter *adapter, unsigned 
long *flags)
        /*
         *    clear any pending events, then enable interrupts
         */
-       sm_data->isr = 0;
+       IOMEM_SET_FIELD32(0, sm_data, isr);
        slic_write32(adapter, SLIC_REG_ISR, 0);
        slic_write32(adapter, SLIC_REG_ICR, ICR_INT_ON);
 
@@ -2587,7 +2603,7 @@ static void slic_config_pci(struct pci_dev *pcidev)
 static int slic_card_init(struct sliccard *card, struct adapter *adapter)
 {
        struct slic_shmemory *sm = &adapter->shmem;
-       struct slic_shmem_data *sm_data = sm->shmem_data;
+       struct slic_shmem_data __iomem *sm_data = sm->shmem_data;
        struct slic_eeprom *peeprom;
        struct oslic_eeprom *pOeeprom;
        dma_addr_t phys_config;
@@ -2650,9 +2666,9 @@ static int slic_card_init(struct sliccard *card, struct 
adapter *adapter)
                }
 
                for (;;) {
-                       if (sm_data->isr) {
-                               if (sm_data->isr & ISR_UPC) {
-                                       sm_data->isr = 0;
+                       if (IOMEM_GET_FIELD32(sm_data, isr)) {
+                               if (IOMEM_GET_FIELD32(sm_data, isr) & ISR_UPC) {
+                                       IOMEM_SET_FIELD32(0, sm_data, isr);
                                        slic_write64(adapter, SLIC_REG_ISP, 0,
                                                     0);
                                        slic_write32(adapter, SLIC_REG_ISR, 0);
@@ -2662,7 +2678,7 @@ static int slic_card_init(struct sliccard *card, struct 
adapter *adapter)
                                        break;
                                }
 
-                               sm_data->isr = 0;
+                               IOMEM_SET_FIELD32(0, sm_data, isr);
                                slic_write32(adapter, SLIC_REG_ISR, 0);
                                slic_flush_write(adapter);
                        } else {
@@ -2867,7 +2883,7 @@ static int slic_init_adapter(struct net_device *netdev,
        if (!sm_data)
                return -ENOMEM;
 
-       sm->shmem_data = sm_data;
+       sm->shmem_data = (struct slic_shmem_data __force __iomem *)sm_data;
        sm->isr_phaddr = phaddr;
        sm->lnkstatus_phaddr = phaddr + offsetof(struct slic_shmem_data,
                                                 lnkstatus);
-- 
2.7.4

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