diff options
| author | David Daney <ddaney@caviumnetworks.com> | 2010-02-18 11:48:20 -0800 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-02-27 12:53:40 +0100 |
| commit | 541247f4d26f90ce0d277082d108feb121b6ae03 (patch) | |
| tree | f8282f4bab6112f07d98366ac19d281e581553db | |
| parent | 399614226cfa45ffaba45b269e8af9ddc26de537 (diff) | |
MIPS: Octeon: Replace spinlock with raw_spinlocks in dma-octeon.c.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Cc: linux-mips@linux-mips.org
Patchwork: http://patchwork.linux-mips.org/patch/973/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| -rw-r--r-- | arch/mips/cavium-octeon/dma-octeon.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c index 4b92bfc662d..be531ec1f20 100644 --- a/arch/mips/cavium-octeon/dma-octeon.c +++ b/arch/mips/cavium-octeon/dma-octeon.c @@ -41,7 +41,7 @@ struct bar1_index_state { }; #ifdef CONFIG_PCI -static DEFINE_SPINLOCK(bar1_lock); +static DEFINE_RAW_SPINLOCK(bar1_lock); static struct bar1_index_state bar1_state[32]; #endif @@ -198,7 +198,7 @@ dma_addr_t octeon_map_dma_mem(struct device *dev, void *ptr, size_t size) start_index = 31; /* Only one processor can access the Bar register at once */ - spin_lock_irqsave(&bar1_lock, flags); + raw_spin_lock_irqsave(&bar1_lock, flags); /* Look through Bar1 for existing mapping that will work */ for (index = start_index; index >= 0; index--) { @@ -250,7 +250,7 @@ dma_addr_t octeon_map_dma_mem(struct device *dev, void *ptr, size_t size) (unsigned long long) physical); done_unlock: - spin_unlock_irqrestore(&bar1_lock, flags); + raw_spin_unlock_irqrestore(&bar1_lock, flags); done: pr_debug("dma_map_single 0x%llx->0x%llx\n", physical, result); return result; @@ -324,14 +324,14 @@ void octeon_unmap_dma_mem(struct device *dev, dma_addr_t dma_addr) "Attempt to unmap an invalid address (0x%llx)\n", dma_addr); - spin_lock_irqsave(&bar1_lock, flags); + raw_spin_lock_irqsave(&bar1_lock, flags); bar1_state[index].ref_count--; if (bar1_state[index].ref_count == 0) octeon_npi_write32(CVMX_NPI_PCI_BAR1_INDEXX(index), 0); else if (unlikely(bar1_state[index].ref_count < 0)) panic("dma_unmap_single: Bar1[%u] reference count < 0\n", (int) index); - spin_unlock_irqrestore(&bar1_lock, flags); + raw_spin_unlock_irqrestore(&bar1_lock, flags); done: pr_debug("dma_unmap_single 0x%llx\n", dma_addr); return; |