From: Thierry Reding <[email protected]>

Pass the driver-specific data via the syscore struct and use it in the
syscore ops.

Signed-off-by: Thierry Reding <[email protected]>
---
Changes in v3:
- adjust for API changes and update commit message
- remove unused global variable

 drivers/irqchip/irq-imx-gpcv2.c | 24 ++++++------------------
 1 file changed, 6 insertions(+), 18 deletions(-)

diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c
index 04f7ba0657be..ebfc659af385 100644
--- a/drivers/irqchip/irq-imx-gpcv2.c
+++ b/drivers/irqchip/irq-imx-gpcv2.c
@@ -19,6 +19,7 @@
 
 
 struct gpcv2_irqchip_data {
+       struct syscore          syscore;
        struct raw_spinlock     rlock;
        void __iomem            *gpc_base;
        u32                     wakeup_sources[IMR_NUM];
@@ -26,8 +27,6 @@ struct gpcv2_irqchip_data {
        u32                     cpu2wakeup;
 };
 
-static struct gpcv2_irqchip_data *imx_gpcv2_instance __ro_after_init;
-
 static void __iomem *gpcv2_idx_to_reg(struct gpcv2_irqchip_data *cd, int i)
 {
        return cd->gpc_base + cd->cpu2wakeup + i * 4;
@@ -35,14 +34,10 @@ static void __iomem *gpcv2_idx_to_reg(struct 
gpcv2_irqchip_data *cd, int i)
 
 static int gpcv2_wakeup_source_save(void *data)
 {
-       struct gpcv2_irqchip_data *cd;
+       struct gpcv2_irqchip_data *cd = data;
        void __iomem *reg;
        int i;
 
-       cd = imx_gpcv2_instance;
-       if (!cd)
-               return 0;
-
        for (i = 0; i < IMR_NUM; i++) {
                reg = gpcv2_idx_to_reg(cd, i);
                cd->saved_irq_mask[i] = readl_relaxed(reg);
@@ -54,13 +49,9 @@ static int gpcv2_wakeup_source_save(void *data)
 
 static void gpcv2_wakeup_source_restore(void *data)
 {
-       struct gpcv2_irqchip_data *cd;
+       struct gpcv2_irqchip_data *cd = data;
        int i;
 
-       cd = imx_gpcv2_instance;
-       if (!cd)
-               return;
-
        for (i = 0; i < IMR_NUM; i++)
                writel_relaxed(cd->saved_irq_mask[i], gpcv2_idx_to_reg(cd, i));
 }
@@ -70,10 +61,6 @@ static const struct syscore_ops gpcv2_syscore_ops = {
        .resume = gpcv2_wakeup_source_restore,
 };
 
-static struct syscore gpcv2_syscore = {
-       .ops = &gpcv2_syscore_ops,
-};
-
 static int imx_gpcv2_irq_set_wake(struct irq_data *d, unsigned int on)
 {
        struct gpcv2_irqchip_data *cd = d->chip_data;
@@ -279,8 +266,9 @@ static int __init imx_gpcv2_irqchip_init(struct device_node 
*node,
         */
        writel_relaxed(~0x1, cd->gpc_base + cd->cpu2wakeup);
 
-       imx_gpcv2_instance = cd;
-       register_syscore(&gpcv2_syscore);
+       cd->syscore.ops = &gpcv2_syscore_ops;
+       cd->syscore.data = cd;
+       register_syscore(&cd->syscore);
 
        /*
         * Clear the OF_POPULATED flag set in of_irq_init so that
-- 
2.51.0


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