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path: root/drivers/pci/controller/pcie-xilinx-cpm.c
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Diffstat (limited to 'drivers/pci/controller/pcie-xilinx-cpm.c')
-rw-r--r--drivers/pci/controller/pcie-xilinx-cpm.c44
1 files changed, 22 insertions, 22 deletions
diff --git a/drivers/pci/controller/pcie-xilinx-cpm.c b/drivers/pci/controller/pcie-xilinx-cpm.c
index 95426df03200..c7cd44ed4dfc 100644
--- a/drivers/pci/controller/pcie-xilinx-cpm.c
+++ b/drivers/pci/controller/pcie-xilinx-cpm.c
@@ -99,10 +99,10 @@
#define XILINX_CPM_PCIE_REG_PSCR_LNKUP BIT(11)
/**
- * struct xilinx_cpm_pcie_port - PCIe port information
+ * struct xilinx_cpm_pcie - PCIe port information
+ * @dev: Device pointer
* @reg_base: Bridge Register Base
* @cpm_base: CPM System Level Control and Status Register(SLCR) Base
- * @dev: Device pointer
* @intx_domain: Legacy IRQ domain pointer
* @cpm_domain: CPM IRQ domain pointer
* @cfg: Holds mappings of config space window
@@ -110,10 +110,10 @@
* @irq: Error interrupt number
* @lock: lock protecting shared register access
*/
-struct xilinx_cpm_pcie_port {
+struct xilinx_cpm_pcie {
+ struct device *dev;
void __iomem *reg_base;
void __iomem *cpm_base;
- struct device *dev;
struct irq_domain *intx_domain;
struct irq_domain *cpm_domain;
struct pci_config_window *cfg;
@@ -122,24 +122,24 @@ struct xilinx_cpm_pcie_port {
raw_spinlock_t lock;
};
-static u32 pcie_read(struct xilinx_cpm_pcie_port *port, u32 reg)
+static u32 pcie_read(struct xilinx_cpm_pcie *port, u32 reg)
{
return readl_relaxed(port->reg_base + reg);
}
-static void pcie_write(struct xilinx_cpm_pcie_port *port,
+static void pcie_write(struct xilinx_cpm_pcie *port,
u32 val, u32 reg)
{
writel_relaxed(val, port->reg_base + reg);
}
-static bool cpm_pcie_link_up(struct xilinx_cpm_pcie_port *port)
+static bool cpm_pcie_link_up(struct xilinx_cpm_pcie *port)
{
return (pcie_read(port, XILINX_CPM_PCIE_REG_PSCR) &
XILINX_CPM_PCIE_REG_PSCR_LNKUP);
}
-static void cpm_pcie_clear_err_interrupts(struct xilinx_cpm_pcie_port *port)
+static void cpm_pcie_clear_err_interrupts(struct xilinx_cpm_pcie *port)
{
unsigned long val = pcie_read(port, XILINX_CPM_PCIE_REG_RPEFR);
@@ -153,7 +153,7 @@ static void cpm_pcie_clear_err_interrupts(struct xilinx_cpm_pcie_port *port)
static void xilinx_cpm_mask_leg_irq(struct irq_data *data)
{
- struct xilinx_cpm_pcie_port *port = irq_data_get_irq_chip_data(data);
+ struct xilinx_cpm_pcie *port = irq_data_get_irq_chip_data(data);
unsigned long flags;
u32 mask;
u32 val;
@@ -167,7 +167,7 @@ static void xilinx_cpm_mask_leg_irq(struct irq_data *data)
static void xilinx_cpm_unmask_leg_irq(struct irq_data *data)
{
- struct xilinx_cpm_pcie_port *port = irq_data_get_irq_chip_data(data);
+ struct xilinx_cpm_pcie *port = irq_data_get_irq_chip_data(data);
unsigned long flags;
u32 mask;
u32 val;
@@ -211,7 +211,7 @@ static const struct irq_domain_ops intx_domain_ops = {
static void xilinx_cpm_pcie_intx_flow(struct irq_desc *desc)
{
- struct xilinx_cpm_pcie_port *port = irq_desc_get_handler_data(desc);
+ struct xilinx_cpm_pcie *port = irq_desc_get_handler_data(desc);
struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned long val;
int i;
@@ -229,7 +229,7 @@ static void xilinx_cpm_pcie_intx_flow(struct irq_desc *desc)
static void xilinx_cpm_mask_event_irq(struct irq_data *d)
{
- struct xilinx_cpm_pcie_port *port = irq_data_get_irq_chip_data(d);
+ struct xilinx_cpm_pcie *port = irq_data_get_irq_chip_data(d);
u32 val;
raw_spin_lock(&port->lock);
@@ -241,7 +241,7 @@ static void xilinx_cpm_mask_event_irq(struct irq_data *d)
static void xilinx_cpm_unmask_event_irq(struct irq_data *d)
{
- struct xilinx_cpm_pcie_port *port = irq_data_get_irq_chip_data(d);
+ struct xilinx_cpm_pcie *port = irq_data_get_irq_chip_data(d);
u32 val;
raw_spin_lock(&port->lock);
@@ -273,7 +273,7 @@ static const struct irq_domain_ops event_domain_ops = {
static void xilinx_cpm_pcie_event_flow(struct irq_desc *desc)
{
- struct xilinx_cpm_pcie_port *port = irq_desc_get_handler_data(desc);
+ struct xilinx_cpm_pcie *port = irq_desc_get_handler_data(desc);
struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned long val;
int i;
@@ -327,7 +327,7 @@ static const struct {
static irqreturn_t xilinx_cpm_pcie_intr_handler(int irq, void *dev_id)
{
- struct xilinx_cpm_pcie_port *port = dev_id;
+ struct xilinx_cpm_pcie *port = dev_id;
struct device *dev = port->dev;
struct irq_data *d;
@@ -350,7 +350,7 @@ static irqreturn_t xilinx_cpm_pcie_intr_handler(int irq, void *dev_id)
return IRQ_HANDLED;
}
-static void xilinx_cpm_free_irq_domains(struct xilinx_cpm_pcie_port *port)
+static void xilinx_cpm_free_irq_domains(struct xilinx_cpm_pcie *port)
{
if (port->intx_domain) {
irq_domain_remove(port->intx_domain);
@@ -369,7 +369,7 @@ static void xilinx_cpm_free_irq_domains(struct xilinx_cpm_pcie_port *port)
*
* Return: '0' on success and error value on failure
*/
-static int xilinx_cpm_pcie_init_irq_domain(struct xilinx_cpm_pcie_port *port)
+static int xilinx_cpm_pcie_init_irq_domain(struct xilinx_cpm_pcie *port)
{
struct device *dev = port->dev;
struct device_node *node = dev->of_node;
@@ -410,7 +410,7 @@ out:
return -ENOMEM;
}
-static int xilinx_cpm_setup_irq(struct xilinx_cpm_pcie_port *port)
+static int xilinx_cpm_setup_irq(struct xilinx_cpm_pcie *port)
{
struct device *dev = port->dev;
struct platform_device *pdev = to_platform_device(dev);
@@ -462,7 +462,7 @@ static int xilinx_cpm_setup_irq(struct xilinx_cpm_pcie_port *port)
* xilinx_cpm_pcie_init_port - Initialize hardware
* @port: PCIe port information
*/
-static void xilinx_cpm_pcie_init_port(struct xilinx_cpm_pcie_port *port)
+static void xilinx_cpm_pcie_init_port(struct xilinx_cpm_pcie *port)
{
if (cpm_pcie_link_up(port))
dev_info(port->dev, "PCIe Link is UP\n");
@@ -497,7 +497,7 @@ static void xilinx_cpm_pcie_init_port(struct xilinx_cpm_pcie_port *port)
*
* Return: '0' on success and error value on failure
*/
-static int xilinx_cpm_pcie_parse_dt(struct xilinx_cpm_pcie_port *port,
+static int xilinx_cpm_pcie_parse_dt(struct xilinx_cpm_pcie *port,
struct resource *bus_range)
{
struct device *dev = port->dev;
@@ -523,7 +523,7 @@ static int xilinx_cpm_pcie_parse_dt(struct xilinx_cpm_pcie_port *port,
return 0;
}
-static void xilinx_cpm_free_interrupts(struct xilinx_cpm_pcie_port *port)
+static void xilinx_cpm_free_interrupts(struct xilinx_cpm_pcie *port)
{
irq_set_chained_handler_and_data(port->intx_irq, NULL, NULL);
irq_set_chained_handler_and_data(port->irq, NULL, NULL);
@@ -537,7 +537,7 @@ static void xilinx_cpm_free_interrupts(struct xilinx_cpm_pcie_port *port)
*/
static int xilinx_cpm_pcie_probe(struct platform_device *pdev)
{
- struct xilinx_cpm_pcie_port *port;
+ struct xilinx_cpm_pcie *port;
struct device *dev = &pdev->dev;
struct pci_host_bridge *bridge;
struct resource_entry *bus;