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-rw-r--r--arch/xtensa/variants/s6000/gpio.c35
1 files changed, 17 insertions, 18 deletions
diff --git a/arch/xtensa/variants/s6000/gpio.c b/arch/xtensa/variants/s6000/gpio.c
index 380a70fff756..c694158817b2 100644
--- a/arch/xtensa/variants/s6000/gpio.c
+++ b/arch/xtensa/variants/s6000/gpio.c
@@ -85,30 +85,29 @@ int s6_gpio_init(u32 afsel)
85 return gpiochip_add(&gpiochip); 85 return gpiochip_add(&gpiochip);
86} 86}
87 87
88static void ack(unsigned int irq) 88static void ack(struct irq_data *d)
89{ 89{
90 writeb(1 << (irq - IRQ_BASE), S6_REG_GPIO + S6_GPIO_IC); 90 writeb(1 << (d->irq - IRQ_BASE), S6_REG_GPIO + S6_GPIO_IC);
91} 91}
92 92
93static void mask(unsigned int irq) 93static void mask(struct irq_data *d)
94{ 94{
95 u8 r = readb(S6_REG_GPIO + S6_GPIO_IE); 95 u8 r = readb(S6_REG_GPIO + S6_GPIO_IE);
96 r &= ~(1 << (irq - IRQ_BASE)); 96 r &= ~(1 << (d->irq - IRQ_BASE));
97 writeb(r, S6_REG_GPIO + S6_GPIO_IE); 97 writeb(r, S6_REG_GPIO + S6_GPIO_IE);
98} 98}
99 99
100static void unmask(unsigned int irq) 100static void unmask(struct irq_data *d)
101{ 101{
102 u8 m = readb(S6_REG_GPIO + S6_GPIO_IE); 102 u8 m = readb(S6_REG_GPIO + S6_GPIO_IE);
103 m |= 1 << (irq - IRQ_BASE); 103 m |= 1 << (d->irq - IRQ_BASE);
104 writeb(m, S6_REG_GPIO + S6_GPIO_IE); 104 writeb(m, S6_REG_GPIO + S6_GPIO_IE);
105} 105}
106 106
107static int set_type(unsigned int irq, unsigned int type) 107static int set_type(struct irq_data *d, unsigned int type)
108{ 108{
109 const u8 m = 1 << (irq - IRQ_BASE); 109 const u8 m = 1 << (d->irq - IRQ_BASE);
110 irq_flow_handler_t handler; 110 irq_flow_handler_t handler;
111 struct irq_desc *desc;
112 u8 reg; 111 u8 reg;
113 112
114 if (type == IRQ_TYPE_PROBE) { 113 if (type == IRQ_TYPE_PROBE) {
@@ -129,8 +128,7 @@ static int set_type(unsigned int irq, unsigned int type)
129 handler = handle_edge_irq; 128 handler = handle_edge_irq;
130 } 129 }
131 writeb(reg, S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_IS); 130 writeb(reg, S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_IS);
132 desc = irq_to_desc(irq); 131 __set_irq_handler_unlocked(irq, handler);
133 desc->handle_irq = handler;
134 132
135 reg = readb(S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_IEV); 133 reg = readb(S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_IEV);
136 if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_EDGE_RISING)) 134 if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_EDGE_RISING))
@@ -150,22 +148,23 @@ static int set_type(unsigned int irq, unsigned int type)
150 148
151static struct irq_chip gpioirqs = { 149static struct irq_chip gpioirqs = {
152 .name = "GPIO", 150 .name = "GPIO",
153 .ack = ack, 151 .irq_ack = ack,
154 .mask = mask, 152 .irq_mask = mask,
155 .unmask = unmask, 153 .irq_unmask = unmask,
156 .set_type = set_type, 154 .irq_set_type = set_type,
157}; 155};
158 156
159static u8 demux_masks[4]; 157static u8 demux_masks[4];
160 158
161static void demux_irqs(unsigned int irq, struct irq_desc *desc) 159static void demux_irqs(unsigned int irq, struct irq_desc *desc)
162{ 160{
161 struct irq_chip *chip = get_irq_desc_chip(desc);
163 u8 *mask = get_irq_desc_data(desc); 162 u8 *mask = get_irq_desc_data(desc);
164 u8 pending; 163 u8 pending;
165 int cirq; 164 int cirq;
166 165
167 desc->chip->mask(irq); 166 chip->irq_mask(&desc->irq_data);
168 desc->chip->ack(irq); 167 chip->irq_ack(&desc->irq_data));
169 pending = readb(S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_MIS) & *mask; 168 pending = readb(S6_REG_GPIO + S6_GPIO_BANK(0) + S6_GPIO_MIS) & *mask;
170 cirq = IRQ_BASE - 1; 169 cirq = IRQ_BASE - 1;
171 while (pending) { 170 while (pending) {
@@ -174,7 +173,7 @@ static void demux_irqs(unsigned int irq, struct irq_desc *desc)
174 pending >>= n; 173 pending >>= n;
175 generic_handle_irq(cirq); 174 generic_handle_irq(cirq);
176 } 175 }
177 desc->chip->unmask(irq); 176 chip->irq_unmask(&desc->irq_data));
178} 177}
179 178
180extern const signed char *platform_irq_mappings[XTENSA_NR_IRQS]; 179extern const signed char *platform_irq_mappings[XTENSA_NR_IRQS];