mirror of https://github.com/joan2937/pigpio
Skip wave padding when size = 0
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parent
f4a4b9772f
commit
58c5ad756b
7
pigpio.c
7
pigpio.c
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@ -3130,10 +3130,13 @@ static int wave2Cbs(unsigned wave_mode, int *CB, int *BOOL, int *TOOL, int size)
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}
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}
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if (size)
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{
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/* pad the wave */
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botCB = *CB + NUM_WAVE_CBS / size - 1;
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botOOL = *BOOL + NUM_WAVE_OOL / size - 1;
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//topOOL = *TOOL - (NUM_WAVE_OOL / size / 8);
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//topOOL = //Fix: Ignore topOOL, flags not supported.
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/* link the last CB to end of wave */
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@ -3147,7 +3150,7 @@ static int wave2Cbs(unsigned wave_mode, int *CB, int *BOOL, int *TOOL, int size)
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p->dst = ((GPIO_BASE + (GPSET0*4)) & 0x00ffffff) | PI_PERI_BUS;
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p->length = 4;
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p->next = 0;
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}
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if (p != NULL)
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{
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