add a check for a DS constraint

Gioelio · Gioelio · commit 904fde55a62a · 2025-11-04T14:26:53.000+01:00
OFF_CANC bit must be set to 1 when try to enable 'offset cancellation in
single measurement mode'.

Signed-off-by: Gioele Fiorenza &lt;gioele.fiorenza2000@gmail.com&gt;
diff --git a/lis2mdl_reg.c b/lis2mdl_reg.c
@@ -563,6 +563,10 @@ int32_t lis2mdl_set_rst_sensor_single_set(const stmdev_ctx_t *ctx,
 
   ret = lis2mdl_read_reg(ctx, LIS2MDL_CFG_REG_B, (uint8_t *)&reg, 1);
 
+  if (val == 1 && reg.set_rst != LIS2MDL_SENS_OFF_CANC_EVERY_ODR) {
+    return -1;
+  }
+
   if (ret == 0)
   {
     reg.off_canc_one_shot = val;

Original file line number	Diff line number	Diff line change
`@@ -563,6 +563,10 @@ int32_t lis2mdl_set_rst_sensor_single_set(const stmdev_ctx_t *ctx,`
`563`	`563`
`564`	`564`	`ret = lis2mdl_read_reg(ctx, LIS2MDL_CFG_REG_B, (uint8_t *)&reg, 1);`
`565`	`565`
	`566`	`+ if (val == 1 && reg.set_rst != LIS2MDL_SENS_OFF_CANC_EVERY_ODR) {`
	`567`	`+ return -1;`
	`568`	`+ }`
	`569`	`+`
`566`	`570`	`if (ret == 0)`
`567`	`571`	`{`
`568`	`572`	`reg.off_canc_one_shot = val;`