ledbar: rename to my9221

* Use new cmake macro

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>

src/my9221/CMakeLists.txt

@@ -0,0 +1,4 @@
+set (libname "my9221")
+set (libdecription "upm ledbar")
+add_library (${libname} SHARED my9221.cxx)
+upm_module_init()

src/my9221/jsupm_my9221.i

@@ -0,0 +1,7 @@
+%module jsupm_my9221
+
+%{
+    #include "my9221.h"
+%}
+
+%include "my9221.h"

src/my9221/my9221.cxx

@@ -0,0 +1,119 @@
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include <iostream>
+#include <unistd.h>
+#include <stdlib.h>
+
+#include "my9221.h"
+
+using namespace upm;
+
+MY9221::MY9221 (uint8_t di, uint8_t dcki) {
+    maa_result_t error = MAA_SUCCESS;
+    maa_init();
+
+    // init clock context
+    m_clkPinCtx = maa_gpio_init(dcki);
+    if (m_clkPinCtx == NULL) {
+        fprintf(stderr, "Are you sure that pin%d you requested is valid on your platform?", dcki);
+        exit(1);
+    }
+    // init data context
+    m_dataPinCtx = maa_gpio_init(di);
+    if (m_dataPinCtx == NULL) {
+        fprintf(stderr, "Are you sure that pin%d you requested is valid on your platform?", di);
+        exit(1);
+    }
+    
+    // set direction (out)
+    error = maa_gpio_dir(m_clkPinCtx, MAA_GPIO_OUT);
+    if (error != MAA_SUCCESS) {
+        maa_result_print(error);
+    }
+
+    // set direction (out)
+    error = maa_gpio_dir(m_dataPinCtx, MAA_GPIO_OUT);
+    if (error != MAA_SUCCESS) {
+        maa_result_print(error);
+    }
+}
+
+MY9221::~MY9221() {
+    maa_result_t error = MAA_SUCCESS;
+    error = maa_gpio_close (m_dataPinCtx);
+    if (error != MAA_SUCCESS) {
+        maa_result_print(error);
+    }
+    error = maa_gpio_close (m_clkPinCtx);
+    if (error != MAA_SUCCESS) {
+        maa_result_print(error);
+    }
+}
+
+maa_result_t
+MY9221::setBarLevel (uint8_t level) {
+    if (level > 10) {
+        return MAA_ERROR_INVALID_PARAMETER;
+    }
+
+    send16bitBlock (CMDMODE);
+    for(uint8_t block_idx = 0; block_idx < 12; block_idx++) {
+        uint32_t state = (block_idx < level) ? BIT_HIGH : BIT_LOW;
+        send16bitBlock (state);
+    }
+    lockData ();
+}
+
+maa_result_t
+MY9221::lockData () {
+    maa_result_t error = MAA_SUCCESS;
+    error = maa_gpio_write (m_dataPinCtx, LOW);
+    usleep(100);
+    
+    for(int idx = 0; idx < 4; idx++) {
+        error = maa_gpio_write (m_dataPinCtx, HIGH);
+        error = maa_gpio_write (m_dataPinCtx, LOW);
+    }
+}
+
+maa_result_t
+MY9221::send16bitBlock (short data) {
+    maa_result_t error = MAA_SUCCESS;
+    for (uint8_t bit_idx = 0; bit_idx < MAX_BIT_PER_BLOCK; bit_idx++) {
+        uint32_t state = (data & 0x8000) ? HIGH : LOW;
+        error = maa_gpio_write (m_dataPinCtx, state);
+        state = maa_gpio_read (m_clkPinCtx);
+
+        if (state) {
+            state = LOW;
+        } else {
+            state = HIGH;
+        }
+
+        error = maa_gpio_write (m_clkPinCtx, state);
+
+        data <<= 1;
+    }
+}

src/my9221/my9221.h

@@ -0,0 +1,85 @@
+/*
+ * Author: Yevgeniy Kiveisha <yevgeniy.kiveisha@intel.com>
+ * Copyright (c) 2014 Intel Corporation.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#pragma once
+
+#include <string>
+#include <maa/aio.h>
+#include <maa/gpio.h>
+
+#define MAX_BIT_PER_BLOCK     16
+#define CMDMODE               0x0000
+#define BIT_HIGH              0x00ff
+#define BIT_LOW               0x0000
+
+#define HIGH                  1
+#define LOW                   0
+
+namespace upm {
+
+/**
+ * @brief C++ API for MY9221 led bar module
+ *
+ * This file defines the MY9221 C++ interface for libmy9221
+ *
+ * @snippet led-bar.cxx Interesting
+ */
+class MY9221 {
+    public:
+         /**
+         * Instanciates a MY9221 object
+         *
+         * @param di data pin
+         * @param dcki clock pin
+         */
+        MY9221 (uint8_t di, uint8_t dcki);
+
+        /**
+         * MY9221 object destructor
+         */
+        ~MY9221 ();
+
+        /**
+         * Set the level bar
+         *
+         * @param level selected level for the bar (1 - 10)
+         */
+        maa_result_t setBarLevel (uint8_t level);
+
+        /**
+         * Return name of the component
+         */
+        std::string name()
+        {
+            return m_name;
+        }
+    private:
+        maa_result_t lockData ();
+        maa_result_t send16bitBlock (short data);
+
+        std::string m_name;
+        maa_gpio_context m_clkPinCtx;
+        maa_gpio_context m_dataPinCtx;
+};
+
+}

src/my9221/pyupm_my9221.i

@@ -0,0 +1,8 @@
+%module pyupm_my9221
+
+%feature("autodoc", "3");
+
+%include "my9221.h"
+%{
+    #include "my9221.h"
+%}