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Message-Id: <20190214145231.8750-13-brgl@bgdev.pl>
Date: Thu, 14 Feb 2019 15:52:06 +0100
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Dmitry Torokhov <dmitry.torokhov@...il.com>,
Sekhar Nori <nsekhar@...com>,
Kevin Hilman <khilman@...nel.org>,
Thomas Gleixner <tglx@...utronix.de>,
Jason Cooper <jason@...edaemon.net>,
Marc Zyngier <marc.zyngier@....com>,
David Lechner <david@...hnology.com>
Cc: linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Bartosz Golaszewski <bgolaszewski@...libre.com>
Subject: [PATCH v4 12/37] ARM: davinci: aintc: use a common prefix for symbols in the driver
From: Bartosz Golaszewski <bgolaszewski@...libre.com>
In preparation for moving the driver to drivers/irqchip do some
cleanup: use a common prefix for all symbols.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@...libre.com>
Reviewed-by: David Lechner <david@...hnology.com>
---
arch/arm/mach-davinci/dm355.c | 2 +-
arch/arm/mach-davinci/dm365.c | 2 +-
arch/arm/mach-davinci/dm644x.c | 2 +-
arch/arm/mach-davinci/dm646x.c | 2 +-
arch/arm/mach-davinci/include/mach/common.h | 2 +-
arch/arm/mach-davinci/irq.c | 107 ++++++++++----------
6 files changed, 60 insertions(+), 57 deletions(-)
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 6c65699cb074..e2b680e9944b 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -794,7 +794,7 @@ int __init dm355_init_video(struct vpfe_config *vpfe_cfg,
void __init dm355_init_irq(void)
{
- davinci_irq_init();
+ davinci_aintc_init();
}
static int __init dm355_init_devices(void)
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index e1c223c6031f..76507dcbcb3a 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -1053,7 +1053,7 @@ int __init dm365_init_video(struct vpfe_config *vpfe_cfg,
void __init dm365_init_irq(void)
{
- davinci_irq_init();
+ davinci_aintc_init();
}
static int __init dm365_init_devices(void)
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index 2b18c134ee15..27c73bc54069 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -730,7 +730,7 @@ int __init dm644x_init_video(struct vpfe_config *vpfe_cfg,
void __init dm644x_init_irq(void)
{
- davinci_irq_init();
+ davinci_aintc_init();
}
void __init dm644x_init_devices(void)
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
index 75a9f80317ca..98fc5e3815b9 100644
--- a/arch/arm/mach-davinci/dm646x.c
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -691,7 +691,7 @@ void __init dm646x_register_clocks(void)
void __init dm646x_init_irq(void)
{
- davinci_irq_init();
+ davinci_aintc_init();
}
static int __init dm646x_init_devices(void)
diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h
index 1ceed0345988..8c9c011f96f6 100644
--- a/arch/arm/mach-davinci/include/mach/common.h
+++ b/arch/arm/mach-davinci/include/mach/common.h
@@ -24,7 +24,7 @@
void davinci_timer_init(struct clk *clk);
-extern void davinci_irq_init(void);
+extern void davinci_aintc_init(void);
struct davinci_timer_instance {
u32 base;
diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c
index eadbb9d75415..2eb3d9b9f65f 100644
--- a/arch/arm/mach-davinci/irq.c
+++ b/arch/arm/mach-davinci/irq.c
@@ -19,39 +19,39 @@
#include "irqs.h"
-#define FIQ_REG0_OFFSET 0x0000
-#define FIQ_REG1_OFFSET 0x0004
-#define IRQ_REG0_OFFSET 0x0008
-#define IRQ_REG1_OFFSET 0x000C
-#define IRQ_IRQENTRY_OFFSET 0x0014
-#define IRQ_ENT_REG0_OFFSET 0x0018
-#define IRQ_ENT_REG1_OFFSET 0x001C
-#define IRQ_INCTL_REG_OFFSET 0x0020
-#define IRQ_EABASE_REG_OFFSET 0x0024
-#define IRQ_INTPRI0_REG_OFFSET 0x0030
-#define IRQ_INTPRI7_REG_OFFSET 0x004C
-
-static void __iomem *davinci_intc_base;
-static struct irq_domain *davinci_irq_domain;
-
-static inline void davinci_irq_writel(unsigned long value, int offset)
+#define DAVINCI_AINTC_FIQ_REG0 0x0000
+#define DAVINCI_AINTC_FIQ_REG1 0x0004
+#define DAVINCI_AINTC_IRQ_REG0 0x0008
+#define DAVINCI_AINTC_IRQ_REG1 0x000C
+#define DAVINCI_AINTC_IRQ_IRQENTRY 0x0014
+#define DAVINCI_AINTC_IRQ_ENT_REG0 0x0018
+#define DAVINCI_AINTC_IRQ_ENT_REG1 0x001C
+#define DAVINCI_AINTC_IRQ_INCTL_REG 0x0020
+#define DAVINCI_AINTC_IRQ_EABASE_REG 0x0024
+#define DAVINCI_AINTC_IRQ_INTPRI0_REG 0x0030
+#define DAVINCI_AINTC_IRQ_INTPRI7_REG 0x004C
+
+static void __iomem *davinci_aintc_base;
+static struct irq_domain *davinci_aintc_irq_domain;
+
+static inline void davinci_aintc_writel(unsigned long value, int offset)
{
- __raw_writel(value, davinci_intc_base + offset);
+ __raw_writel(value, davinci_aintc_base + offset);
}
-static inline unsigned long davinci_irq_readl(int offset)
+static inline unsigned long davinci_aintc_readl(int offset)
{
- return readl_relaxed(davinci_intc_base + offset);
+ return readl_relaxed(davinci_aintc_base + offset);
}
static __init void
-davinci_irq_setup_gc(void __iomem *base,
- unsigned int irq_start, unsigned int num)
+davinci_aintc_setup_gc(void __iomem *base,
+ unsigned int irq_start, unsigned int num)
{
struct irq_chip_generic *gc;
struct irq_chip_type *ct;
- gc = irq_get_domain_generic_chip(davinci_irq_domain, irq_start);
+ gc = irq_get_domain_generic_chip(davinci_aintc_irq_domain, irq_start);
gc->reg_base = base;
gc->irq_base = irq_start;
@@ -60,16 +60,16 @@ davinci_irq_setup_gc(void __iomem *base,
ct->chip.irq_mask = irq_gc_mask_clr_bit;
ct->chip.irq_unmask = irq_gc_mask_set_bit;
- ct->regs.ack = IRQ_REG0_OFFSET;
- ct->regs.mask = IRQ_ENT_REG0_OFFSET;
+ ct->regs.ack = DAVINCI_AINTC_IRQ_REG0;
+ ct->regs.mask = DAVINCI_AINTC_IRQ_ENT_REG0;
irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE,
IRQ_NOREQUEST | IRQ_NOPROBE, 0);
}
static asmlinkage void __exception_irq_entry
-davinci_handle_irq(struct pt_regs *regs)
+davinci_aintc_handle_irq(struct pt_regs *regs)
{
- int irqnr = davinci_irq_readl(IRQ_IRQENTRY_OFFSET);
+ int irqnr = davinci_aintc_readl(DAVINCI_AINTC_IRQ_IRQENTRY);
/*
* Use the formula for entry vector index generation from section
@@ -78,70 +78,73 @@ davinci_handle_irq(struct pt_regs *regs)
irqnr >>= 2;
irqnr -= 1;
- handle_domain_irq(davinci_irq_domain, irqnr, regs);
+ handle_domain_irq(davinci_aintc_irq_domain, irqnr, regs);
}
/* ARM Interrupt Controller Initialization */
-void __init davinci_irq_init(void)
+void __init davinci_aintc_init(void)
{
unsigned i, j;
const u8 *davinci_def_priorities = davinci_soc_info.intc_irq_prios;
int ret, irq_base;
- davinci_intc_base = ioremap(davinci_soc_info.intc_base, SZ_4K);
- if (WARN_ON(!davinci_intc_base))
+ davinci_aintc_base = ioremap(davinci_soc_info.intc_base, SZ_4K);
+ if (WARN_ON(!davinci_aintc_base))
return;
/* Clear all interrupt requests */
- davinci_irq_writel(~0x0, FIQ_REG0_OFFSET);
- davinci_irq_writel(~0x0, FIQ_REG1_OFFSET);
- davinci_irq_writel(~0x0, IRQ_REG0_OFFSET);
- davinci_irq_writel(~0x0, IRQ_REG1_OFFSET);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_FIQ_REG0);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_FIQ_REG1);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_IRQ_REG0);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_IRQ_REG1);
/* Disable all interrupts */
- davinci_irq_writel(0x0, IRQ_ENT_REG0_OFFSET);
- davinci_irq_writel(0x0, IRQ_ENT_REG1_OFFSET);
+ davinci_aintc_writel(0x0, DAVINCI_AINTC_IRQ_ENT_REG0);
+ davinci_aintc_writel(0x0, DAVINCI_AINTC_IRQ_ENT_REG1);
/* Interrupts disabled immediately, IRQ entry reflects all */
- davinci_irq_writel(0x0, IRQ_INCTL_REG_OFFSET);
+ davinci_aintc_writel(0x0, DAVINCI_AINTC_IRQ_INCTL_REG);
/* we don't use the hardware vector table, just its entry addresses */
- davinci_irq_writel(0, IRQ_EABASE_REG_OFFSET);
+ davinci_aintc_writel(0, DAVINCI_AINTC_IRQ_EABASE_REG);
/* Clear all interrupt requests */
- davinci_irq_writel(~0x0, FIQ_REG0_OFFSET);
- davinci_irq_writel(~0x0, FIQ_REG1_OFFSET);
- davinci_irq_writel(~0x0, IRQ_REG0_OFFSET);
- davinci_irq_writel(~0x0, IRQ_REG1_OFFSET);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_FIQ_REG0);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_FIQ_REG1);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_IRQ_REG0);
+ davinci_aintc_writel(~0x0, DAVINCI_AINTC_IRQ_REG1);
- for (i = IRQ_INTPRI0_REG_OFFSET; i <= IRQ_INTPRI7_REG_OFFSET; i += 4) {
+ for (i = DAVINCI_AINTC_IRQ_INTPRI0_REG;
+ i <= DAVINCI_AINTC_IRQ_INTPRI7_REG; i += 4) {
u32 pri;
for (j = 0, pri = 0; j < 32; j += 4, davinci_def_priorities++)
pri |= (*davinci_def_priorities & 0x07) << j;
- davinci_irq_writel(pri, i);
+ davinci_aintc_writel(pri, i);
}
irq_base = irq_alloc_descs(-1, 0, davinci_soc_info.intc_irq_num, 0);
if (WARN_ON(irq_base < 0))
return;
- davinci_irq_domain = irq_domain_add_legacy(NULL,
+ davinci_aintc_irq_domain = irq_domain_add_legacy(NULL,
davinci_soc_info.intc_irq_num,
irq_base, 0, &irq_domain_simple_ops,
NULL);
- if (WARN_ON(!davinci_irq_domain))
+ if (WARN_ON(!davinci_aintc_irq_domain))
return;
- ret = irq_alloc_domain_generic_chips(davinci_irq_domain, 32, 1,
- "AINTC", handle_edge_irq,
- IRQ_NOREQUEST | IRQ_NOPROBE, 0, 0);
+ ret = irq_alloc_domain_generic_chips(davinci_aintc_irq_domain, 32, 1,
+ "AINTC", handle_edge_irq,
+ IRQ_NOREQUEST | IRQ_NOPROBE, 0, 0);
if (WARN_ON(ret))
return;
- for (i = 0, j = 0; i < davinci_soc_info.intc_irq_num; i += 32, j += 0x04)
- davinci_irq_setup_gc(davinci_intc_base + j, irq_base + i, 32);
+ for (i = 0, j = 0; i < davinci_soc_info.intc_irq_num;
+ i += 32, j += 0x04)
+ davinci_aintc_setup_gc(davinci_aintc_base + j,
+ irq_base + i, 32);
irq_set_handler(DAVINCI_INTC_IRQ(IRQ_TINT1_TINT34), handle_level_irq);
- set_handle_irq(davinci_handle_irq);
+ set_handle_irq(davinci_aintc_handle_irq);
}
--
2.20.1
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