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Date: Wed, 19 Dec 2018 18:12:06 +0530
From: Kishon Vijay Abraham I <kishon@...com>
To: Murali Karicheri <m-karicheri2@...com>,
Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
Gustavo Pimentel <gustavo.pimentel@...opsys.com>,
Marc Zyngier <marc.zyngier@....com>
CC: Bjorn Helgaas <bhelgaas@...gle.com>,
Jingoo Han <jingoohan1@...il.com>, <linux-pci@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
<linux-kernel@...r.kernel.org>, <kishon@...com>
Subject: [PATCH 09/10] PCI: dwc: Remove Keystone specific dw_pcie_host_ops
Now that Keystone started using it's own msi_irq_chip, remove
Keystone specific callback function defined in dw_pcie_host_ops.
Signed-off-by: Kishon Vijay Abraham I <kishon@...com>
---
.../pci/controller/dwc/pcie-designware-host.c | 45 ++++++-------------
drivers/pci/controller/dwc/pcie-designware.h | 5 ---
2 files changed, 14 insertions(+), 36 deletions(-)
diff --git a/drivers/pci/controller/dwc/pcie-designware-host.c b/drivers/pci/controller/dwc/pcie-designware-host.c
index db21bd11f153..dbc94f3be3d5 100644
--- a/drivers/pci/controller/dwc/pcie-designware-host.c
+++ b/drivers/pci/controller/dwc/pcie-designware-host.c
@@ -126,18 +126,12 @@ static void dw_pci_setup_msi_msg(struct irq_data *data, struct msi_msg *msg)
struct dw_pcie *pci = to_dw_pcie_from_pp(pp);
u64 msi_target;
- if (pp->ops->get_msi_addr)
- msi_target = pp->ops->get_msi_addr(pp);
- else
- msi_target = (u64)pp->msi_data;
+ msi_target = (u64)pp->msi_data;
msg->address_lo = lower_32_bits(msi_target);
msg->address_hi = upper_32_bits(msi_target);
- if (pp->ops->get_msi_data)
- msg->data = pp->ops->get_msi_data(pp, data->hwirq);
- else
- msg->data = data->hwirq;
+ msg->data = data->hwirq;
dev_dbg(pci->dev, "msi#%d address_hi %#x address_lo %#x\n",
(int)data->hwirq, msg->address_hi, msg->address_lo);
@@ -157,17 +151,13 @@ static void dw_pci_bottom_mask(struct irq_data *data)
raw_spin_lock_irqsave(&pp->lock, flags);
- if (pp->ops->msi_clear_irq) {
- pp->ops->msi_clear_irq(pp, data->hwirq);
- } else {
- ctrl = data->hwirq / MAX_MSI_IRQS_PER_CTRL;
- res = ctrl * MSI_REG_CTRL_BLOCK_SIZE;
- bit = data->hwirq % MAX_MSI_IRQS_PER_CTRL;
+ ctrl = data->hwirq / MAX_MSI_IRQS_PER_CTRL;
+ res = ctrl * MSI_REG_CTRL_BLOCK_SIZE;
+ bit = data->hwirq % MAX_MSI_IRQS_PER_CTRL;
- pp->irq_status[ctrl] &= ~(1 << bit);
- dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_MASK + res, 4,
- ~pp->irq_status[ctrl]);
- }
+ pp->irq_status[ctrl] &= ~(1 << bit);
+ dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_MASK + res, 4,
+ ~pp->irq_status[ctrl]);
raw_spin_unlock_irqrestore(&pp->lock, flags);
}
@@ -180,17 +170,13 @@ static void dw_pci_bottom_unmask(struct irq_data *data)
raw_spin_lock_irqsave(&pp->lock, flags);
- if (pp->ops->msi_set_irq) {
- pp->ops->msi_set_irq(pp, data->hwirq);
- } else {
- ctrl = data->hwirq / MAX_MSI_IRQS_PER_CTRL;
- res = ctrl * MSI_REG_CTRL_BLOCK_SIZE;
- bit = data->hwirq % MAX_MSI_IRQS_PER_CTRL;
+ ctrl = data->hwirq / MAX_MSI_IRQS_PER_CTRL;
+ res = ctrl * MSI_REG_CTRL_BLOCK_SIZE;
+ bit = data->hwirq % MAX_MSI_IRQS_PER_CTRL;
- pp->irq_status[ctrl] |= 1 << bit;
- dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_MASK + res, 4,
- ~pp->irq_status[ctrl]);
- }
+ pp->irq_status[ctrl] |= 1 << bit;
+ dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_MASK + res, 4,
+ ~pp->irq_status[ctrl]);
raw_spin_unlock_irqrestore(&pp->lock, flags);
}
@@ -209,9 +195,6 @@ static void dw_pci_bottom_ack(struct irq_data *d)
dw_pcie_wr_own_conf(pp, PCIE_MSI_INTR0_STATUS + res, 4, 1 << bit);
- if (pp->ops->msi_irq_ack)
- pp->ops->msi_irq_ack(d->hwirq, pp);
-
raw_spin_unlock_irqrestore(&pp->lock, flags);
}
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index 0873ee4084aa..53cb6ab405b5 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -134,14 +134,9 @@ struct dw_pcie_host_ops {
int (*wr_other_conf)(struct pcie_port *pp, struct pci_bus *bus,
unsigned int devfn, int where, int size, u32 val);
int (*host_init)(struct pcie_port *pp);
- void (*msi_set_irq)(struct pcie_port *pp, int irq);
- void (*msi_clear_irq)(struct pcie_port *pp, int irq);
- phys_addr_t (*get_msi_addr)(struct pcie_port *pp);
- u32 (*get_msi_data)(struct pcie_port *pp, int pos);
void (*scan_bus)(struct pcie_port *pp);
void (*set_num_vectors)(struct pcie_port *pp);
int (*msi_host_init)(struct pcie_port *pp);
- void (*msi_irq_ack)(int irq, struct pcie_port *pp);
};
struct pcie_port {
--
2.17.1
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