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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /arch/openrisc
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'arch/openrisc')
-rw-r--r--arch/openrisc/include/asm/dma-mapping.h67
-rw-r--r--arch/openrisc/kernel/time.c24
2 files changed, 2 insertions, 89 deletions
diff --git a/arch/openrisc/include/asm/dma-mapping.h b/arch/openrisc/include/asm/dma-mapping.h
index fab8628e1..413bfcf86 100644
--- a/arch/openrisc/include/asm/dma-mapping.h
+++ b/arch/openrisc/include/asm/dma-mapping.h
@@ -23,7 +23,6 @@
*/
#include <linux/dma-debug.h>
-#include <asm-generic/dma-coherent.h>
#include <linux/kmemcheck.h>
#include <linux/dma-mapping.h>
@@ -36,75 +35,13 @@ static inline struct dma_map_ops *get_dma_ops(struct device *dev)
return &or1k_dma_map_ops;
}
-#include <asm-generic/dma-mapping-common.h>
-
-#define dma_alloc_coherent(d,s,h,f) dma_alloc_attrs(d,s,h,f,NULL)
-
-static inline void *dma_alloc_attrs(struct device *dev, size_t size,
- dma_addr_t *dma_handle, gfp_t gfp,
- struct dma_attrs *attrs)
-{
- struct dma_map_ops *ops = get_dma_ops(dev);
- void *memory;
-
- memory = ops->alloc(dev, size, dma_handle, gfp, attrs);
-
- debug_dma_alloc_coherent(dev, size, *dma_handle, memory);
-
- return memory;
-}
-
-#define dma_free_coherent(d,s,c,h) dma_free_attrs(d,s,c,h,NULL)
-
-static inline void dma_free_attrs(struct device *dev, size_t size,
- void *cpu_addr, dma_addr_t dma_handle,
- struct dma_attrs *attrs)
-{
- struct dma_map_ops *ops = get_dma_ops(dev);
-
- debug_dma_free_coherent(dev, size, cpu_addr, dma_handle);
-
- ops->free(dev, size, cpu_addr, dma_handle, attrs);
-}
-
-static inline void *dma_alloc_noncoherent(struct device *dev, size_t size,
- dma_addr_t *dma_handle, gfp_t gfp)
-{
- struct dma_attrs attrs;
-
- dma_set_attr(DMA_ATTR_NON_CONSISTENT, &attrs);
-
- return dma_alloc_attrs(dev, size, dma_handle, gfp, &attrs);
-}
-
-static inline void dma_free_noncoherent(struct device *dev, size_t size,
- void *cpu_addr, dma_addr_t dma_handle)
-{
- struct dma_attrs attrs;
-
- dma_set_attr(DMA_ATTR_NON_CONSISTENT, &attrs);
-
- dma_free_attrs(dev, size, cpu_addr, dma_handle, &attrs);
-}
-
+#define HAVE_ARCH_DMA_SUPPORTED 1
static inline int dma_supported(struct device *dev, u64 dma_mask)
{
/* Support 32 bit DMA mask exclusively */
return dma_mask == DMA_BIT_MASK(32);
}
-static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
-{
- return 0;
-}
-
-static inline int dma_set_mask(struct device *dev, u64 dma_mask)
-{
- if (!dev->dma_mask || !dma_supported(dev, dma_mask))
- return -EIO;
-
- *dev->dma_mask = dma_mask;
+#include <asm-generic/dma-mapping-common.h>
- return 0;
-}
#endif /* __ASM_OPENRISC_DMA_MAPPING_H */
diff --git a/arch/openrisc/kernel/time.c b/arch/openrisc/kernel/time.c
index 7c52e9494..50e970183 100644
--- a/arch/openrisc/kernel/time.c
+++ b/arch/openrisc/kernel/time.c
@@ -48,29 +48,6 @@ static int openrisc_timer_set_next_event(unsigned long delta,
return 0;
}
-static void openrisc_timer_set_mode(enum clock_event_mode mode,
- struct clock_event_device *evt)
-{
- switch (mode) {
- case CLOCK_EVT_MODE_PERIODIC:
- pr_debug(KERN_INFO "%s: periodic\n", __func__);
- BUG();
- break;
- case CLOCK_EVT_MODE_ONESHOT:
- pr_debug(KERN_INFO "%s: oneshot\n", __func__);
- break;
- case CLOCK_EVT_MODE_UNUSED:
- pr_debug(KERN_INFO "%s: unused\n", __func__);
- break;
- case CLOCK_EVT_MODE_SHUTDOWN:
- pr_debug(KERN_INFO "%s: shutdown\n", __func__);
- break;
- case CLOCK_EVT_MODE_RESUME:
- pr_debug(KERN_INFO "%s: resume\n", __func__);
- break;
- }
-}
-
/* This is the clock event device based on the OR1K tick timer.
* As the timer is being used as a continuous clock-source (required for HR
* timers) we cannot enable the PERIODIC feature. The tick timer can run using
@@ -82,7 +59,6 @@ static struct clock_event_device clockevent_openrisc_timer = {
.features = CLOCK_EVT_FEAT_ONESHOT,
.rating = 300,
.set_next_event = openrisc_timer_set_next_event,
- .set_mode = openrisc_timer_set_mode,
};
static inline void timer_ack(void)