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Diffstat (limited to 'arch/ia64/sn/pci/tioce_provider.c')
-rw-r--r--arch/ia64/sn/pci/tioce_provider.c36
1 files changed, 19 insertions, 17 deletions
diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c
index 8e75db2b825..dda196c9e32 100644
--- a/arch/ia64/sn/pci/tioce_provider.c
+++ b/arch/ia64/sn/pci/tioce_provider.c
@@ -11,6 +11,7 @@
#include <linux/pci.h>
#include <asm/sn/sn_sal.h>
#include <asm/sn/addrs.h>
+#include <asm/sn/io.h>
#include <asm/sn/pcidev.h>
#include <asm/sn/pcibus_provider_defs.h>
#include <asm/sn/tioce_provider.h>
@@ -217,7 +218,7 @@ tioce_alloc_map(struct tioce_kernel *ce_kern, int type, int port,
if (i > last)
return 0;
- map = kcalloc(1, sizeof(struct tioce_dmamap), GFP_ATOMIC);
+ map = kzalloc(sizeof(struct tioce_dmamap), GFP_ATOMIC);
if (!map)
return 0;
@@ -227,7 +228,7 @@ tioce_alloc_map(struct tioce_kernel *ce_kern, int type, int port,
ate = ATE_MAKE(addr, pagesize);
ate_shadow[i + j] = ate;
- ate_reg[i + j] = ate;
+ writeq(ate, &ate_reg[i + j]);
addr += pagesize;
}
@@ -268,10 +269,10 @@ tioce_dma_d32(struct pci_dev *pdev, uint64_t ct_addr)
pcidev_to_tioce(pdev, &ce_mmr, &ce_kern, &port);
if (ce_kern->ce_port[port].dirmap_refcnt == 0) {
- volatile uint64_t tmp;
+ uint64_t tmp;
ce_kern->ce_port[port].dirmap_shadow = ct_upper;
- ce_mmr->ce_ure_dir_map[port] = ct_upper;
+ writeq(ct_upper, &ce_mmr->ce_ure_dir_map[port]);
tmp = ce_mmr->ce_ure_dir_map[port];
dma_ok = 1;
} else
@@ -343,7 +344,7 @@ tioce_dma_unmap(struct pci_dev *pdev, dma_addr_t bus_addr, int dir)
if (TIOCE_D32_ADDR(bus_addr)) {
if (--ce_kern->ce_port[port].dirmap_refcnt == 0) {
ce_kern->ce_port[port].dirmap_shadow = 0;
- ce_mmr->ce_ure_dir_map[port] = 0;
+ writeq(0, &ce_mmr->ce_ure_dir_map[port]);
}
} else {
struct tioce_dmamap *map;
@@ -554,7 +555,7 @@ tioce_kern_init(struct tioce_common *tioce_common)
struct tioce *tioce_mmr;
struct tioce_kernel *tioce_kern;
- tioce_kern = kcalloc(1, sizeof(struct tioce_kernel), GFP_KERNEL);
+ tioce_kern = kzalloc(sizeof(struct tioce_kernel), GFP_KERNEL);
if (!tioce_kern) {
return NULL;
}
@@ -582,18 +583,18 @@ tioce_kern_init(struct tioce_common *tioce_common)
*/
tioce_mmr = (struct tioce *)tioce_common->ce_pcibus.bs_base;
- tioce_mmr->ce_ure_page_map &= ~CE_URE_PAGESIZE_MASK;
- tioce_mmr->ce_ure_page_map |= CE_URE_256K_PAGESIZE;
+ __sn_clrq_relaxed(&tioce_mmr->ce_ure_page_map, CE_URE_PAGESIZE_MASK);
+ __sn_setq_relaxed(&tioce_mmr->ce_ure_page_map, CE_URE_256K_PAGESIZE);
tioce_kern->ce_ate3240_pagesize = KB(256);
for (i = 0; i < TIOCE_NUM_M40_ATES; i++) {
tioce_kern->ce_ate40_shadow[i] = 0;
- tioce_mmr->ce_ure_ate40[i] = 0;
+ writeq(0, &tioce_mmr->ce_ure_ate40[i]);
}
for (i = 0; i < TIOCE_NUM_M3240_ATES; i++) {
tioce_kern->ce_ate3240_shadow[i] = 0;
- tioce_mmr->ce_ure_ate3240[i] = 0;
+ writeq(0, &tioce_mmr->ce_ure_ate3240[i]);
}
return tioce_kern;
@@ -665,7 +666,7 @@ tioce_force_interrupt(struct sn_irq_info *sn_irq_info)
default:
return;
}
- ce_mmr->ce_adm_force_int = force_int_val;
+ writeq(force_int_val, &ce_mmr->ce_adm_force_int);
}
/**
@@ -686,6 +687,7 @@ tioce_target_interrupt(struct sn_irq_info *sn_irq_info)
struct tioce_common *ce_common;
struct tioce *ce_mmr;
int bit;
+ uint64_t vector;
pcidev_info = (struct pcidev_info *)sn_irq_info->irq_pciioinfo;
if (!pcidev_info)
@@ -696,11 +698,11 @@ tioce_target_interrupt(struct sn_irq_info *sn_irq_info)
bit = sn_irq_info->irq_int_bit;
- ce_mmr->ce_adm_int_mask |= (1UL << bit);
- ce_mmr->ce_adm_int_dest[bit] =
- ((uint64_t)sn_irq_info->irq_irq << INTR_VECTOR_SHFT) |
- sn_irq_info->irq_xtalkaddr;
- ce_mmr->ce_adm_int_mask &= ~(1UL << bit);
+ __sn_setq_relaxed(&ce_mmr->ce_adm_int_mask, (1UL << bit));
+ vector = (uint64_t)sn_irq_info->irq_irq << INTR_VECTOR_SHFT;
+ vector |= sn_irq_info->irq_xtalkaddr;
+ writeq(vector, &ce_mmr->ce_adm_int_dest[bit]);
+ __sn_clrq_relaxed(&ce_mmr->ce_adm_int_mask, (1UL << bit));
tioce_force_interrupt(sn_irq_info);
}
@@ -725,7 +727,7 @@ tioce_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
* Allocate kernel bus soft and copy from prom.
*/
- tioce_common = kcalloc(1, sizeof(struct tioce_common), GFP_KERNEL);
+ tioce_common = kzalloc(sizeof(struct tioce_common), GFP_KERNEL);
if (!tioce_common)
return NULL;