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[POWERPC] Update axon_msi to use dcr_host_t.base 

Now that dcr_host_t contains the base address, we can use that in the
axon_msi code, rather than storing it separately.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Michael Ellerman 2007-09-17 16:05:02 +10:00 committed by Paul Mackerras
parent 0411a5e233
commit 4acb889627
1 changed files with 6 additions and 7 deletions
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13
arch/powerpc/platforms/cell/axon_msi.c
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@ -69,7 +69,6 @@ struct axon_msic {
dcr_host_t dcr_host;
struct list_head list;
u32 read_offset;
u32 dcr_base;
};
static LIST_HEAD(axon_msic_list);
@ -78,12 +77,12 @@ static void msic_dcr_write(struct axon_msic *msic, unsigned int dcr_n, u32 val)
{
pr_debug("axon_msi: dcr_write(0x%x, 0x%x)\n", val, dcr_n);
dcr_write(msic->dcr_host, msic->dcr_base + dcr_n, val);
dcr_write(msic->dcr_host, msic->dcr_host.base + dcr_n, val);
}
static u32 msic_dcr_read(struct axon_msic *msic, unsigned int dcr_n)
{
return dcr_read(msic->dcr_host, msic->dcr_base + dcr_n);
return dcr_read(msic->dcr_host, msic->dcr_host.base + dcr_n);
}
static void axon_msi_cascade(unsigned int irq, struct irq_desc *desc)
@ -324,7 +323,7 @@ static int axon_msi_setup_one(struct device_node *dn)
struct page *page;
struct axon_msic *msic;
unsigned int virq;
int dcr_len;
int dcr_base, dcr_len;
pr_debug("axon_msi: setting up dn %s\n", dn->full_name);
@ -335,17 +334,17 @@ static int axon_msi_setup_one(struct device_node *dn)
goto out;
}
msic->dcr_base = dcr_resource_start(dn, 0);
dcr_base = dcr_resource_start(dn, 0);
dcr_len = dcr_resource_len(dn, 0);
if (msic->dcr_base == 0 || dcr_len == 0) {
if (dcr_base == 0 || dcr_len == 0) {
printk(KERN_ERR
"axon_msi: couldn't parse dcr properties on %s\n",
dn->full_name);
goto out;
}
msic->dcr_host = dcr_map(dn, msic->dcr_base, dcr_len);
msic->dcr_host = dcr_map(dn, dcr_base, dcr_len);
if (!DCR_MAP_OK(msic->dcr_host)) {
printk(KERN_ERR "axon_msi: dcr_map failed for %s\n",
dn->full_name);