};
/**
+ * struct intel_community_context - community context for Cherryview
+ * @intr_lines: Mapping between 16 HW interrupt wires and GPIO offset (in GPIO number space)
+ * @saved_intmask: Interrupt mask saved for system sleep
+ */
+struct intel_community_context {
+ unsigned int intr_lines[16];
+ u32 saved_intmask;
+};
+
+/**
* struct chv_pinctrl - CHV pinctrl private structure
* @dev: Pointer to the parent device
* @pctldesc: Pin controller description
* @ncommunities: Number of communities in this pin controller
* @context: Configuration saved over system sleep
* @irq: Our parent irq
- * @intr_lines: Mapping between 16 HW interrupt wires and GPIO offset (in GPIO number space)
- * @saved_intmask: Interrupt mask saved for system sleep
*/
struct chv_pinctrl {
struct device *dev;
size_t ncommunities;
struct intel_pinctrl_context context;
int irq;
-
- unsigned int intr_lines[16];
- u32 saved_intmask;
};
#define PINMODE_INVERT_OE BIT(15)
return -EBUSY;
}
} else {
+ struct intel_community_context *cctx = &pctrl->context.communities[0];
int i;
/* Reset the interrupt mapping */
- for (i = 0; i < ARRAY_SIZE(pctrl->intr_lines); i++) {
- if (pctrl->intr_lines[i] == offset) {
- pctrl->intr_lines[i] = 0;
+ for (i = 0; i < ARRAY_SIZE(cctx->intr_lines); i++) {
+ if (cctx->intr_lines[i] == offset) {
+ cctx->intr_lines[i] = 0;
break;
}
}
if (irqd_get_trigger_type(d) == IRQ_TYPE_NONE) {
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct chv_pinctrl *pctrl = gpiochip_get_data(gc);
+ struct intel_community_context *cctx = &pctrl->context.communities[0];
unsigned int pin = irqd_to_hwirq(d);
irq_flow_handler_t handler;
unsigned long flags;
else
handler = handle_edge_irq;
- if (!pctrl->intr_lines[intsel]) {
+ if (!cctx->intr_lines[intsel]) {
irq_set_handler_locked(d, handler);
- pctrl->intr_lines[intsel] = pin;
+ cctx->intr_lines[intsel] = pin;
}
raw_spin_unlock_irqrestore(&chv_lock, flags);
}
{
struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
struct chv_pinctrl *pctrl = gpiochip_get_data(gc);
+ struct intel_community_context *cctx = &pctrl->context.communities[0];
unsigned int pin = irqd_to_hwirq(d);
unsigned long flags;
u32 value;
value &= CHV_PADCTRL0_INTSEL_MASK;
value >>= CHV_PADCTRL0_INTSEL_SHIFT;
- pctrl->intr_lines[value] = pin;
+ cctx->intr_lines[value] = pin;
if (type & IRQ_TYPE_EDGE_BOTH)
irq_set_handler_locked(d, handle_edge_irq);
struct gpio_chip *gc = irq_desc_get_handler_data(desc);
struct chv_pinctrl *pctrl = gpiochip_get_data(gc);
const struct intel_community *community = &pctrl->communities[0];
+ struct intel_community_context *cctx = &pctrl->context.communities[0];
struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned long pending;
unsigned long flags;
for_each_set_bit(intr_line, &pending, community->nirqs) {
unsigned int irq, offset;
- offset = pctrl->intr_lines[intr_line];
+ offset = cctx->intr_lines[intr_line];
irq = irq_find_mapping(gc->irq.domain, offset);
generic_handle_irq(irq);
}
return -ENOMEM;
#endif
+ pctrl->context.communities = devm_kcalloc(dev, pctrl->soc->ncommunities,
+ sizeof(*pctrl->context.communities),
+ GFP_KERNEL);
+ if (!pctrl->context.communities)
+ return -ENOMEM;
+
irq = platform_get_irq(pdev, 0);
if (irq < 0)
return irq;
static int chv_pinctrl_suspend_noirq(struct device *dev)
{
struct chv_pinctrl *pctrl = dev_get_drvdata(dev);
+ struct intel_community_context *cctx = &pctrl->context.communities[0];
unsigned long flags;
int i;
raw_spin_lock_irqsave(&chv_lock, flags);
- pctrl->saved_intmask = chv_pctrl_readl(pctrl, CHV_INTMASK);
+ cctx->saved_intmask = chv_pctrl_readl(pctrl, CHV_INTMASK);
for (i = 0; i < pctrl->soc->npins; i++) {
const struct pinctrl_pin_desc *desc;
static int chv_pinctrl_resume_noirq(struct device *dev)
{
struct chv_pinctrl *pctrl = dev_get_drvdata(dev);
+ struct intel_community_context *cctx = &pctrl->context.communities[0];
unsigned long flags;
int i;
* the interrupt mask register as well.
*/
chv_pctrl_writel(pctrl, CHV_INTSTAT, 0xffff);
- chv_pctrl_writel(pctrl, CHV_INTMASK, pctrl->saved_intmask);
+ chv_pctrl_writel(pctrl, CHV_INTMASK, cctx->saved_intmask);
raw_spin_unlock_irqrestore(&chv_lock, flags);