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Message-Id: <1329383368-12122-24-git-send-email-grant.likely@secretlab.ca>
Date: Thu, 16 Feb 2012 02:09:24 -0700
From: Grant Likely <grant.likely@...retlab.ca>
To: linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
devicetree-discuss@...ts.ozlabs.org,
linux-arm-kernel@...ts.infradead.org,
Benjamin Herrenschmidt <benh@...nel.crashing.org>,
Thomas Gleixner <tglx@...utronix.de>,
Milton Miller <miltonm@....com>,
Rob Herring <rob.herring@...xeda.com>
Cc: Grant Likely <grant.likely@...retlab.ca>
Subject: [PATCH v5 23/27] irq_domain/powerpc: Replace custom xlate functions with library functions
This patch converts a number of the powerpc drivers to use the common library
of irq_domain xlate functions, dropping a bunch of lines in the process.
v5: - Remove tsi108 changes from patch
Signed-off-by: Grant Likely <grant.likely@...retlab.ca>
Cc: Rob Herring <rob.herring@...xeda.com>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Milton Miller <miltonm@....com>
Tested-by: Olof Johansson <olof@...om.net>
---
arch/powerpc/platforms/powermac/pic.c | 13 +------------
arch/powerpc/platforms/wsp/opb_pic.c | 13 +------------
arch/powerpc/sysdev/cpm2_pic.c | 14 +-------------
arch/powerpc/sysdev/ipic.c | 18 +-----------------
arch/powerpc/sysdev/qe_lib/qe_ic.c | 15 +--------------
arch/powerpc/sysdev/uic.c | 14 +-------------
drivers/gpio/gpio-mpc8xxx.c | 17 +----------------
7 files changed, 7 insertions(+), 97 deletions(-)
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 46a5f32..92afc38 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -288,21 +288,10 @@ static int pmac_pic_host_map(struct irq_domain *h, unsigned int virq,
return 0;
}
-static int pmac_pic_host_xlate(struct irq_domain *h, struct device_node *ct,
- const u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq,
- unsigned int *out_flags)
-
-{
- *out_flags = IRQ_TYPE_NONE;
- *out_hwirq = *intspec;
- return 0;
-}
-
static const struct irq_domain_ops pmac_pic_host_ops = {
.match = pmac_pic_host_match,
.map = pmac_pic_host_map,
- .xlate = pmac_pic_host_xlate,
+ .xlate = irq_domain_xlate_onecell,
};
static void __init pmac_pic_probe_oldstyle(void)
diff --git a/arch/powerpc/platforms/wsp/opb_pic.c b/arch/powerpc/platforms/wsp/opb_pic.c
index 0c6fe0b..cb565bf 100644
--- a/arch/powerpc/platforms/wsp/opb_pic.c
+++ b/arch/powerpc/platforms/wsp/opb_pic.c
@@ -196,20 +196,9 @@ static int opb_host_map(struct irq_domain *host, unsigned int virq,
return 0;
}
-static int opb_host_xlate(struct irq_domain *host, struct device_node *dn,
- const u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq, unsigned int *out_type)
-{
- /* Interrupt size must == 2 */
- BUG_ON(intsize != 2);
- *out_hwirq = intspec[0];
- *out_type = intspec[1];
- return 0;
-}
-
static const struct irq_domain_ops opb_host_ops = {
.map = opb_host_map,
- .xlate = opb_host_xlate,
+ .xlate = irq_domain_xlate_twocell,
};
irqreturn_t opb_irq_handler(int irq, void *private)
diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c
index 8c9fc9c..d3be961 100644
--- a/arch/powerpc/sysdev/cpm2_pic.c
+++ b/arch/powerpc/sysdev/cpm2_pic.c
@@ -224,21 +224,9 @@ static int cpm2_pic_host_map(struct irq_domain *h, unsigned int virq,
return 0;
}
-static int cpm2_pic_host_xlate(struct irq_domain *h, struct device_node *ct,
- const u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq, unsigned int *out_flags)
-{
- *out_hwirq = intspec[0];
- if (intsize > 1)
- *out_flags = intspec[1];
- else
- *out_flags = IRQ_TYPE_NONE;
- return 0;
-}
-
static const struct irq_domain_ops cpm2_pic_host_ops = {
.map = cpm2_pic_host_map,
- .xlate = cpm2_pic_host_xlate,
+ .xlate = irq_domain_xlate_onetwocell,
};
void cpm2_pic_init(struct device_node *node)
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index 0eaaa01..b50f978 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -692,26 +692,10 @@ static int ipic_host_map(struct irq_domain *h, unsigned int virq,
return 0;
}
-static int ipic_host_xlate(struct irq_domain *h, struct device_node *ct,
- const u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq, unsigned int *out_flags)
-
-{
- /* interrupt sense values coming from the device tree equal either
- * LEVEL_LOW (low assertion) or EDGE_FALLING (high-to-low change)
- */
- *out_hwirq = intspec[0];
- if (intsize > 1)
- *out_flags = intspec[1];
- else
- *out_flags = IRQ_TYPE_NONE;
- return 0;
-}
-
static struct irq_domain_ops ipic_host_ops = {
.match = ipic_host_match,
.map = ipic_host_map,
- .xlate = ipic_host_xlate,
+ .xlate = irq_domain_xlate_onetwocell,
};
struct ipic * __init ipic_init(struct device_node *node, unsigned int flags)
diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index e9b3d5c..2fba6ef 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -272,23 +272,10 @@ static int qe_ic_host_map(struct irq_domain *h, unsigned int virq,
return 0;
}
-static int qe_ic_host_xlate(struct irq_domain *h, struct device_node *ct,
- const u32 * intspec, unsigned int intsize,
- irq_hw_number_t * out_hwirq,
- unsigned int *out_flags)
-{
- *out_hwirq = intspec[0];
- if (intsize > 1)
- *out_flags = intspec[1];
- else
- *out_flags = IRQ_TYPE_NONE;
- return 0;
-}
-
static struct irq_domain_ops qe_ic_host_ops = {
.match = qe_ic_host_match,
.map = qe_ic_host_map,
- .xlate = qe_ic_host_xlate,
+ .xlate = irq_domain_xlate_onetwocell,
};
/* Return an interrupt vector or NO_IRQ if no interrupt is pending. */
diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c
index 84e59c9..9203393 100644
--- a/arch/powerpc/sysdev/uic.c
+++ b/arch/powerpc/sysdev/uic.c
@@ -190,21 +190,9 @@ static int uic_host_map(struct irq_domain *h, unsigned int virq,
return 0;
}
-static int uic_host_xlate(struct irq_domain *h, struct device_node *ct,
- const u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq, unsigned int *out_type)
-
-{
- /* UIC intspecs must have 2 cells */
- BUG_ON(intsize != 2);
- *out_hwirq = intspec[0];
- *out_type = intspec[1];
- return 0;
-}
-
static struct irq_domain_ops uic_host_ops = {
.map = uic_host_map,
- .xlate = uic_host_xlate,
+ .xlate = irq_domain_xlate_twocell,
};
void uic_irq_cascade(unsigned int virq, struct irq_desc *desc)
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index 149d987..e6568c1 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -296,24 +296,9 @@ static int mpc8xxx_gpio_irq_map(struct irq_domain *h, unsigned int virq,
return 0;
}
-static int mpc8xxx_gpio_irq_xlate(struct irq_domain *h, struct device_node *ct,
- const u32 *intspec, unsigned int intsize,
- irq_hw_number_t *out_hwirq,
- unsigned int *out_flags)
-
-{
- /* interrupt sense values coming from the device tree equal either
- * EDGE_FALLING or EDGE_BOTH
- */
- *out_hwirq = intspec[0];
- *out_flags = intspec[1];
-
- return 0;
-}
-
static struct irq_domain_ops mpc8xxx_gpio_irq_ops = {
.map = mpc8xxx_gpio_irq_map,
- .xlate = mpc8xxx_gpio_irq_xlate,
+ .xlate = irq_domain_xlate_twocell,
};
static struct of_device_id mpc8xxx_gpio_ids[] __initdata = {
--
1.7.9
--
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