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Staging: sep: We have two different repeats of the same logic

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So how about a little helper

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Alan Cox 2009-08-06 20:45:35 +01:00 committed by Greg Kroah-Hartman
parent 79de99e864
commit 794f1d7895
1 changed files with 11 additions and 6 deletions
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17
drivers/staging/sep/sep_main_mod.c
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@ -3803,6 +3803,15 @@ static int sep_set_time(unsigned long *address_ptr,
return 0;
}
static void sep_wait_busy(struct sep_device *dev)
{
u32 reg;
do {
reg = sep_read_reg(sep_dev, HW_HOST_SEP_BUSY_REG_ADDR);
} while (reg);
}
/*
PATCH for configuring the DMA to single burst instead of multi-burst
*/
@ -3822,9 +3831,7 @@ static void sep_configure_dma_burst(void)
DEBUG_PRINT_0(SEP_DEBUG_LEVEL_BASIC,
"SEP Driver:<-------- sep_configure_dma_burst finished request access to registers from SEP (write reg) \n");
regVal = sep_read_reg(sep_dev, HW_HOST_SEP_BUSY_REG_ADDR);
while (regVal)
regVal = sep_read_reg(sep_dev, HW_HOST_SEP_BUSY_REG_ADDR);
sep_wait_busy(sep_dev);
DEBUG_PRINT_0(SEP_DEBUG_LEVEL_BASIC,
"SEP Driver:<-------- sep_configure_dma_burst finished request access to registers from SEP (while(revVal) wait loop) \n");
@ -3834,9 +3841,7 @@ static void sep_configure_dma_burst(void)
/* release the sep busy */
sep_write_reg(sep_dev, HW_HOST_HOST_SEP_GPR0_REG_ADDR, 0x0UL);
regVal = sep_read_reg(sep_dev, HW_HOST_SEP_BUSY_REG_ADDR);
while (regVal != 0x0)
regVal = sep_read_reg(sep_dev, HW_HOST_SEP_BUSY_REG_ADDR);
sep_wait_busy(sep_dev);
DEBUG_PRINT_0(SEP_DEBUG_LEVEL_BASIC,
"SEP Driver:<-------- sep_configure_dma_burst done \n");