Qencoder implementations for imxrt, stm32f7, stm32h7, stm32l4 and tivia don't support QEIOC_SETPOSMAX

arch/arm/src/imxrt/imxrt_enc.c

@@ -339,6 +339,7 @@ static const struct qe_ops_s g_qecallbacks =
   .setup     = imxrt_setup,
   .shutdown  = imxrt_shutdown,
   .position  = imxrt_position,
+  .setposmax = NULL,            /* not supported yet */
   .reset     = imxrt_reset,
   .ioctl     = imxrt_ioctl,
 };

arch/arm/src/stm32f7/stm32_qencoder.c

@@ -266,6 +266,7 @@ static const struct qe_ops_s g_qecallbacks =
   .setup     = stm32_setup,
   .shutdown  = stm32_shutdown,
   .position  = stm32_position,
+  .setposmax = NULL,            /* not supported yet */
   .reset     = stm32_reset,
   .ioctl     = stm32_ioctl,
 };

arch/arm/src/stm32h7/stm32_qencoder.c

@@ -266,6 +266,7 @@ static const struct qe_ops_s g_qecallbacks =
   .setup     = stm32_setup,
   .shutdown  = stm32_shutdown,
   .position  = stm32_position,
+  .setposmax = NULL,            /* not supported yet */
   .reset     = stm32_reset,
   .ioctl     = stm32_ioctl,
 };

arch/arm/src/stm32l4/stm32l4_qencoder.c

@@ -261,6 +261,7 @@ static const struct qe_ops_s g_qecallbacks =
   .setup     = stm32l4_setup,
   .shutdown  = stm32l4_shutdown,
   .position  = stm32l4_position,
+  .setposmax = NULL,            /* not supported yet */
   .reset     = stm32l4_reset,
   .ioctl     = stm32l4_ioctl,
 };

arch/arm/src/tiva/common/tiva_qencoder.c

@@ -110,6 +110,7 @@ static const struct qe_ops_s g_qe_ops =
   .setup     = tiva_qe_setup,
   .shutdown  = tiva_qe_shutdown,
   .position  = tiva_qe_position,
+  .setposmax = NULL,            /* not supported yet */
   .reset     = tiva_qe_reset,
   .ioctl     = tiva_qe_ioctl,
 };