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Subject[PATCH net-next 12/12] net: mvpp2: rename mvpp2_percpu function to mvpp2_thread
Date
As the mvpp2_percpu_read/write/... functions aren't really per-cpu but
per s/w thread, rename them to include 'thread' instead of 'percpu'.
This is a cosmetic patch.

Signed-off-by: Antoine Tenart <antoine.tenart@bootlin.com>
---
.../net/ethernet/marvell/mvpp2/mvpp2_main.c | 94 +++++++++----------
1 file changed, 47 insertions(+), 47 deletions(-)

diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index f34b958997dc..af6e62c6579b 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -129,25 +129,25 @@ static inline u32 mvpp2_cpu_to_thread(struct mvpp2 *priv, int cpu)
* MVPP2_TXQ_PREF_BUF_REG (related to MVPP2_TXQ_NUM_REG)
* MVPP2_TXQ_PREF_BUF_REG (related to MVPP2_TXQ_NUM_REG)
*/
-static void mvpp2_percpu_write(struct mvpp2 *priv, unsigned int thread,
+static void mvpp2_thread_write(struct mvpp2 *priv, unsigned int thread,
u32 offset, u32 data)
{
writel(data, priv->swth_base[thread] + offset);
}

-static u32 mvpp2_percpu_read(struct mvpp2 *priv, unsigned int thread,
+static u32 mvpp2_thread_read(struct mvpp2 *priv, unsigned int thread,
u32 offset)
{
return readl(priv->swth_base[thread] + offset);
}

-static void mvpp2_percpu_write_relaxed(struct mvpp2 *priv, unsigned int thread,
+static void mvpp2_thread_write_relaxed(struct mvpp2 *priv, unsigned int thread,
u32 offset, u32 data)
{
writel_relaxed(data, priv->swth_base[thread] + offset);
}

-static u32 mvpp2_percpu_read_relaxed(struct mvpp2 *priv, unsigned int thread,
+static u32 mvpp2_thread_read_relaxed(struct mvpp2 *priv, unsigned int thread,
u32 offset)
{
return readl_relaxed(priv->swth_base[thread] + offset);
@@ -394,15 +394,15 @@ static void mvpp2_bm_bufs_get_addrs(struct device *dev, struct mvpp2 *priv,
{
unsigned int thread = mvpp2_cpu_to_thread(priv, get_cpu());

- *dma_addr = mvpp2_percpu_read(priv, thread,
+ *dma_addr = mvpp2_thread_read(priv, thread,
MVPP2_BM_PHY_ALLOC_REG(bm_pool->id));
- *phys_addr = mvpp2_percpu_read(priv, thread, MVPP2_BM_VIRT_ALLOC_REG);
+ *phys_addr = mvpp2_thread_read(priv, thread, MVPP2_BM_VIRT_ALLOC_REG);

if (priv->hw_version == MVPP22) {
u32 val;
u32 dma_addr_highbits, phys_addr_highbits;

- val = mvpp2_percpu_read(priv, thread, MVPP22_BM_ADDR_HIGH_ALLOC);
+ val = mvpp2_thread_read(priv, thread, MVPP22_BM_ADDR_HIGH_ALLOC);
dma_addr_highbits = (val & MVPP22_BM_ADDR_HIGH_PHYS_MASK);
phys_addr_highbits = (val & MVPP22_BM_ADDR_HIGH_VIRT_MASK) >>
MVPP22_BM_ADDR_HIGH_VIRT_SHIFT;
@@ -651,7 +651,7 @@ static inline void mvpp2_bm_pool_put(struct mvpp2_port *port, int pool,
<< MVPP22_BM_ADDR_HIGH_VIRT_RLS_SHIFT) &
MVPP22_BM_ADDR_HIGH_VIRT_RLS_MASK;

- mvpp2_percpu_write_relaxed(port->priv, thread,
+ mvpp2_thread_write_relaxed(port->priv, thread,
MVPP22_BM_ADDR_HIGH_RLS_REG, val);
}

@@ -660,9 +660,9 @@ static inline void mvpp2_bm_pool_put(struct mvpp2_port *port, int pool,
* descriptor. Instead of storing the virtual address, we
* store the physical address
*/
- mvpp2_percpu_write_relaxed(port->priv, thread,
+ mvpp2_thread_write_relaxed(port->priv, thread,
MVPP2_BM_VIRT_RLS_REG, buf_phys_addr);
- mvpp2_percpu_write_relaxed(port->priv, thread,
+ mvpp2_thread_write_relaxed(port->priv, thread,
MVPP2_BM_PHY_RLS_REG(pool), buf_dma_addr);

if (test_bit(thread, &port->priv->lock_map))
@@ -912,7 +912,7 @@ static void mvpp2_interrupts_mask(void *arg)
if (smp_processor_id() > port->priv->nthreads)
return;

- mvpp2_percpu_write(port->priv,
+ mvpp2_thread_write(port->priv,
mvpp2_cpu_to_thread(port->priv, smp_processor_id()),
MVPP2_ISR_RX_TX_MASK_REG(port->id), 0);
}
@@ -935,7 +935,7 @@ static void mvpp2_interrupts_unmask(void *arg)
if (port->has_tx_irqs)
val |= MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK;

- mvpp2_percpu_write(port->priv,
+ mvpp2_thread_write(port->priv,
mvpp2_cpu_to_thread(port->priv, smp_processor_id()),
MVPP2_ISR_RX_TX_MASK_REG(port->id), val);
}
@@ -960,7 +960,7 @@ mvpp2_shared_interrupt_mask_unmask(struct mvpp2_port *port, bool mask)
if (v->type != MVPP2_QUEUE_VECTOR_SHARED)
continue;

- mvpp2_percpu_write(port->priv, v->sw_thread_id,
+ mvpp2_thread_write(port->priv, v->sw_thread_id,
MVPP2_ISR_RX_TX_MASK_REG(port->id), val);
}
}
@@ -1648,7 +1648,7 @@ mvpp2_txq_next_desc_get(struct mvpp2_tx_queue *txq)
static void mvpp2_aggr_txq_pend_desc_add(struct mvpp2_port *port, int pending)
{
/* aggregated access - relevant TXQ number is written in TX desc */
- mvpp2_percpu_write(port->priv,
+ mvpp2_thread_write(port->priv,
mvpp2_cpu_to_thread(port->priv, smp_processor_id()),
MVPP2_AGGR_TXQ_UPDATE_REG, pending);
}
@@ -1691,9 +1691,9 @@ static int mvpp2_txq_alloc_reserved_desc(struct mvpp2_port *port,
u32 val;

val = (txq->id << MVPP2_TXQ_RSVD_REQ_Q_OFFSET) | num;
- mvpp2_percpu_write_relaxed(priv, thread, MVPP2_TXQ_RSVD_REQ_REG, val);
+ mvpp2_thread_write_relaxed(priv, thread, MVPP2_TXQ_RSVD_REQ_REG, val);

- val = mvpp2_percpu_read_relaxed(priv, thread, MVPP2_TXQ_RSVD_RSLT_REG);
+ val = mvpp2_thread_read_relaxed(priv, thread, MVPP2_TXQ_RSVD_RSLT_REG);

return val & MVPP2_TXQ_RSVD_RSLT_MASK;
}
@@ -1799,7 +1799,7 @@ static inline int mvpp2_txq_sent_desc_proc(struct mvpp2_port *port,
u32 val;

/* Reading status reg resets transmitted descriptor counter */
- val = mvpp2_percpu_read_relaxed(port->priv,
+ val = mvpp2_thread_read_relaxed(port->priv,
mvpp2_cpu_to_thread(port->priv, smp_processor_id()),
MVPP2_TXQ_SENT_REG(txq->id));

@@ -1822,7 +1822,7 @@ static void mvpp2_txq_sent_counter_clear(void *arg)
for (queue = 0; queue < port->ntxqs; queue++) {
int id = port->txqs[queue]->id;

- mvpp2_percpu_read(port->priv,
+ mvpp2_thread_read(port->priv,
mvpp2_cpu_to_thread(port->priv, smp_processor_id()),
MVPP2_TXQ_SENT_REG(id));
}
@@ -1888,8 +1888,8 @@ static void mvpp2_rx_pkts_coal_set(struct mvpp2_port *port,
if (rxq->pkts_coal > MVPP2_OCCUPIED_THRESH_MASK)
rxq->pkts_coal = MVPP2_OCCUPIED_THRESH_MASK;

- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_NUM_REG, rxq->id);
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_THRESH_REG,
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_NUM_REG, rxq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_THRESH_REG,
rxq->pkts_coal);

put_cpu();
@@ -1906,8 +1906,8 @@ static void mvpp2_tx_pkts_coal_set(struct mvpp2_port *port,
txq->done_pkts_coal = MVPP2_TXQ_THRESH_MASK;

val = (txq->done_pkts_coal << MVPP2_TXQ_THRESH_OFFSET);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_THRESH_REG, val);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_THRESH_REG, val);

put_cpu();
}
@@ -2109,14 +2109,14 @@ static int mvpp2_rxq_init(struct mvpp2_port *port,

/* Set Rx descriptors queue starting address - indirect access */
thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_NUM_REG, rxq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_NUM_REG, rxq->id);
if (port->priv->hw_version == MVPP21)
rxq_dma = rxq->descs_dma;
else
rxq_dma = rxq->descs_dma >> MVPP22_DESC_ADDR_OFFS;
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_DESC_ADDR_REG, rxq_dma);
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_DESC_SIZE_REG, rxq->size);
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_INDEX_REG, 0);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_DESC_ADDR_REG, rxq_dma);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_DESC_SIZE_REG, rxq->size);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_INDEX_REG, 0);
put_cpu();

/* Set Offset */
@@ -2181,9 +2181,9 @@ static void mvpp2_rxq_deinit(struct mvpp2_port *port,
*/
mvpp2_write(port->priv, MVPP2_RXQ_STATUS_REG(rxq->id), 0);
thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_NUM_REG, rxq->id);
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_DESC_ADDR_REG, 0);
- mvpp2_percpu_write(port->priv, thread, MVPP2_RXQ_DESC_SIZE_REG, 0);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_NUM_REG, rxq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_DESC_ADDR_REG, 0);
+ mvpp2_thread_write(port->priv, thread, MVPP2_RXQ_DESC_SIZE_REG, 0);
put_cpu();
}

@@ -2209,17 +2209,17 @@ static int mvpp2_txq_init(struct mvpp2_port *port,

/* Set Tx descriptors queue starting address - indirect access */
thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_DESC_ADDR_REG,
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_DESC_ADDR_REG,
txq->descs_dma);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_DESC_SIZE_REG,
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_DESC_SIZE_REG,
txq->size & MVPP2_TXQ_DESC_SIZE_MASK);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_INDEX_REG, 0);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_RSVD_CLR_REG,
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_INDEX_REG, 0);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_RSVD_CLR_REG,
txq->id << MVPP2_TXQ_RSVD_CLR_OFFSET);
- val = mvpp2_percpu_read(port->priv, thread, MVPP2_TXQ_PENDING_REG);
+ val = mvpp2_thread_read(port->priv, thread, MVPP2_TXQ_PENDING_REG);
val &= ~MVPP2_TXQ_PENDING_MASK;
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_PENDING_REG, val);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_PENDING_REG, val);

/* Calculate base address in prefetch buffer. We reserve 16 descriptors
* for each existing TXQ.
@@ -2230,7 +2230,7 @@ static int mvpp2_txq_init(struct mvpp2_port *port,
desc = (port->id * MVPP2_MAX_TXQ * desc_per_txq) +
(txq->log_id * desc_per_txq);

- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG,
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG,
MVPP2_PREF_BUF_PTR(desc) | MVPP2_PREF_BUF_SIZE_16 |
MVPP2_PREF_BUF_THRESH(desc_per_txq / 2));
put_cpu();
@@ -2314,9 +2314,9 @@ static void mvpp2_txq_deinit(struct mvpp2_port *port,

/* Set Tx descriptors queue starting address and size */
thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_DESC_ADDR_REG, 0);
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_DESC_SIZE_REG, 0);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_DESC_ADDR_REG, 0);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_DESC_SIZE_REG, 0);
put_cpu();
}

@@ -2328,10 +2328,10 @@ static void mvpp2_txq_clean(struct mvpp2_port *port, struct mvpp2_tx_queue *txq)
unsigned int thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
u32 val;

- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
- val = mvpp2_percpu_read(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
+ val = mvpp2_thread_read(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG);
val |= MVPP2_TXQ_DRAIN_EN_MASK;
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG, val);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG, val);

/* The napi queue has been stopped so wait for all packets
* to be transmitted.
@@ -2347,13 +2347,13 @@ static void mvpp2_txq_clean(struct mvpp2_port *port, struct mvpp2_tx_queue *txq)
mdelay(1);
delay++;

- pending = mvpp2_percpu_read(port->priv, thread,
+ pending = mvpp2_thread_read(port->priv, thread,
MVPP2_TXQ_PENDING_REG);
pending &= MVPP2_TXQ_PENDING_MASK;
} while (pending);

val &= ~MVPP2_TXQ_DRAIN_EN_MASK;
- mvpp2_percpu_write(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG, val);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_PREF_BUF_REG, val);
put_cpu();

for (thread = 0; thread < port->priv->nthreads; thread++) {
@@ -3090,7 +3090,7 @@ static int mvpp2_poll(struct napi_struct *napi, int budget)
*
* Each CPU has its own Rx/Tx cause register
*/
- cause_rx_tx = mvpp2_percpu_read_relaxed(port->priv, qv->sw_thread_id,
+ cause_rx_tx = mvpp2_thread_read_relaxed(port->priv, qv->sw_thread_id,
MVPP2_ISR_RX_TX_CAUSE_REG(port->id));

cause_misc = cause_rx_tx & MVPP2_CAUSE_MISC_SUM_MASK;
@@ -3099,7 +3099,7 @@ static int mvpp2_poll(struct napi_struct *napi, int budget)

/* Clear the cause register */
mvpp2_write(port->priv, MVPP2_ISR_MISC_CAUSE_REG, 0);
- mvpp2_percpu_write(port->priv, thread,
+ mvpp2_thread_write(port->priv, thread,
MVPP2_ISR_RX_TX_CAUSE_REG(port->id),
cause_rx_tx & ~MVPP2_CAUSE_MISC_SUM_MASK);
}
--
2.17.1
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