From b7ab39b35935982d8306e3a97c57d8a232968f86 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Thu, 2 Jul 2020 12:05:59 +0300 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- drivers/net/ethernet/cadence/macb_main.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 1bc2810..7668b6a 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, -- 2.7.4