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arch: cxd56xx: Fix SCU sensor data format

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Add offset setting for sensor data to be written to SCU math function.
Fix comments in function descriptions.
This commit is contained in:
SPRESENSE 2024-08-27 14:53:40 +09:00 committed by Alin Jerpelea
parent a6df724b4f
commit de8829f8cd
2 changed files with 8 additions and 4 deletions
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2
arch/arm/include/cxd56xx/scu.h
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@ -443,7 +443,7 @@ int seq_setinstruction(struct seq_s *seq, const uint16_t *inst,
* param [in] seq : Sequencer instance
* param [in] sample : Bytes per sample
* param [in] offset : Start offset of sampling data
* param [in] elemsize : Bytes of 1 element in sample
* param [in] elemsize : Number of vector elements - 1 (e.g. 3 axis = 2)
* param [in] swapbyte : Enable/Disable byte swapping
*
* return OK(0) is success. negative value is failure.

10
arch/arm/src/cxd56xx/cxd56_scu.c
View File

@ -777,8 +777,8 @@ static void seq_setbus(int sid, int bustype)
* sid - Sequencer ID
* start - Sensor data start offset in sequencer picked
* bps - Bytes per sample
* swap - Wwap bytes
* elem - Number of elements in sample
* swap - Swap bytes
* elem - Number of vector elements - 1 in sample
*
****************************************************************************/
@ -789,6 +789,7 @@ static void seq_setdataformat(int sid, int start,
val = start & 0xf;
val |= (bps & 0xf) << 4;
val |= (swap & 0x1) << 16;
val |= (start & 0xf) << 24;
val |= (elem & 0x3) << 28;
putreg32(val, SCUSEQ_OUT_FORMAT(sid));
}
@ -2814,7 +2815,7 @@ int seq_setinstruction(struct seq_s *seq, const uint16_t *inst,
* seq - An instance of sequencer
* sample - Size of sample (e.g. 16 bit 3 axis data = 6)
* offset - Start offset of sampling data
* elemsize - Size of 1 element (e.g. 16 bit 3 axis data = 2)
* elemsize - Number of vector elements - 1 (e.g. 3 axis = 2)
* swapbyte - Enable/Disable byte swapping if available
*
****************************************************************************/
@ -2823,6 +2824,9 @@ void seq_setsample(struct seq_s *seq, uint8_t sample, uint8_t offset,
uint8_t elemsize, bool swapbyte)
{
DEBUGASSERT(seq);
DEBUGASSERT(sample > 0 && sample <= 16);
DEBUGASSERT(offset >= 0 && offset < 15);
DEBUGASSERT(elemsize >= 0 && elemsize < 3);
seq->sample = sample;