diff options
| author | Claudiu Beznea <claudiu.beznea@microchip.com> | 2020-07-02 12:05:59 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-07-02 14:22:00 -0700 |
| commit | b7ab39b35935982d8306e3a97c57d8a232968f86 (patch) | |
| tree | aa63a8bf536de51e65fb169544d62fef4fc3a94f /drivers/net/ethernet/cadence/macb_main.c | |
| parent | fec371f624632bfa6ae4374fdb6f885f9961c42d (diff) | |
net: macb: use hweight32() to count set bits in queue_mask
Use hweight32() to count set bits in queue_mask.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cadence/macb_main.c')
| -rw-r--r-- | drivers/net/ethernet/cadence/macb_main.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 1bc2810f3dc4..7668b6ae8822 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -3482,8 +3482,6 @@ static void macb_probe_queues(void __iomem *mem, unsigned int *queue_mask, unsigned int *num_queues) { - unsigned int hw_q; - *queue_mask = 0x1; *num_queues = 1; @@ -3498,10 +3496,7 @@ static void macb_probe_queues(void __iomem *mem, /* bit 0 is never set but queue 0 always exists */ *queue_mask |= readl_relaxed(mem + GEM_DCFG6) & 0xff; - - for (hw_q = 1; hw_q < MACB_MAX_QUEUES; ++hw_q) - if (*queue_mask & (1 << hw_q)) - (*num_queues)++; + *num_queues = hweight32(*queue_mask); } static int macb_clk_init(struct platform_device *pdev, struct clk **pclk, |