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Commit 65772257 authored by Gustavo Pimentel's avatar Gustavo Pimentel Committed by Lorenzo Pieralisi
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PCI: dwc: Replace bit rotation operation (1 << bit) with BIT(bit) 



Replace bit rotation operation (1 << bit) with BIT(bit), which
simplifies code reading.

No functional change is intended.

Signed-off-by: default avatarGustavo Pimentel <gustavo.pimentel@synopsys.com>
Signed-off-by: default avatarLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Cc: Joao Pinto <jpinto@synopsys.com>
Cc: Jingoo Han <jingoohan1@gmail.com>
parent a348d015

drivers/pci/controller/dwc/pcie-designware-host.c

+3 −3
Original line number Diff line number Diff line
@@ -164,7 +164,7 @@ static void dw_pci_bottom_mask(struct irq_data *d) 
		res = ctrl * MSI_REG_CTRL_BLOCK_SIZE;

		bit = d->hwirq % MAX_MSI_IRQS_PER_CTRL;



		pp->irq_mask[ctrl] |= (1 << bit);

		pp->irq_mask[ctrl] |= BIT(bit);

		dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_MASK + res, 4,

				    pp->irq_mask[ctrl]);

	}
@@ -187,7 +187,7 @@ static void dw_pci_bottom_unmask(struct irq_data *d) 
		res = ctrl * MSI_REG_CTRL_BLOCK_SIZE;

		bit = d->hwirq % MAX_MSI_IRQS_PER_CTRL;



		pp->irq_mask[ctrl] &= ~(1 << bit);

		pp->irq_mask[ctrl] &= ~BIT(bit);

		dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_MASK + res, 4,

				    pp->irq_mask[ctrl]);

	}
@@ -207,7 +207,7 @@ static void dw_pci_bottom_ack(struct irq_data *d) 


	raw_spin_lock_irqsave(&pp->lock, flags);



	dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_STATUS + res, 4, 1 << bit);

	dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_STATUS + res, 4, BIT(bit));



	if (pp->ops->msi_irq_ack)

		pp->ops->msi_irq_ack(d->hwirq, pp);