[PATCH] irqchip: irq-bcm7120-l2: Use correct I/O accessors for irq_fwd_mask

From: Florian Fainelli
Date: Tue Aug 29 2017 - 14:49:43 EST


Initialization of irq_fwd_mask was done using __raw_readl() which
happens to work for all cases except when using ARM BE8 which requires
readl() (with the proper swapping). Move the initialization of the
irq_fwd_mask till later when we have correctly defined our I/O
accessors.

Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
---
drivers/irqchip/irq-bcm7120-l2.c | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c
index 64c2692070ef..983640eba418 100644
--- a/drivers/irqchip/irq-bcm7120-l2.c
+++ b/drivers/irqchip/irq-bcm7120-l2.c
@@ -250,12 +250,6 @@ static int __init bcm7120_l2_intc_probe(struct device_node *dn,
if (ret < 0)
goto out_free_l1_data;

- for (idx = 0; idx < data->n_words; idx++) {
- __raw_writel(data->irq_fwd_mask[idx],
- data->pair_base[idx] +
- data->en_offset[idx]);
- }
-
for (irq = 0; irq < data->num_parent_irqs; irq++) {
ret = bcm7120_l2_intc_init_one(dn, data, irq, valid_mask);
if (ret)
@@ -297,6 +291,10 @@ static int __init bcm7120_l2_intc_probe(struct device_node *dn,
gc->reg_base = data->pair_base[idx];
ct->regs.mask = data->en_offset[idx];

+ /* gc->reg_base is defined and so is gc->writel */
+ irq_reg_writel(gc, data->irq_fwd_mask[idx],
+ data->en_offset[idx]);
+
ct->chip.irq_mask = irq_gc_mask_clr_bit;
ct->chip.irq_unmask = irq_gc_mask_set_bit;
ct->chip.irq_ack = irq_gc_noop;
--
1.9.1