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Unified Diff: arch/arm/mach-tegra/nv/include/nvodm_query_kbc.h

Issue 3256004: [ARM] tegra: add nvos/nvrm/nvmap drivers (Closed) Base URL: ssh://git@gitrw.chromium.org/kernel.git
Patch Set: remove ap15 headers Created 10 years, 4 months ago
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Index: arch/arm/mach-tegra/nv/include/nvodm_query_kbc.h
diff --git a/arch/arm/mach-tegra/nv/include/nvodm_query_kbc.h b/arch/arm/mach-tegra/nv/include/nvodm_query_kbc.h
new file mode 100644
index 0000000000000000000000000000000000000000..f8078961978e4e9a1fe134751746e62f39c43c0f
--- /dev/null
+++ b/arch/arm/mach-tegra/nv/include/nvodm_query_kbc.h
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2006-2009 NVIDIA Corporation.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * Neither the name of the NVIDIA Corporation nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/**
+ * @file
+ * <b>NVIDIA Tegra ODM Kit:
+ * Keyboard Controller Interface</b>
+ *
+ * @b Description: Defines the ODM query interface for NVIDIA keyboard
+ * controller (KBC) adaptation.
+ *
+ */
+
+#ifndef INCLUDED_NVODM_QUERY_KBC_H
+#define INCLUDED_NVODM_QUERY_KBC_H
+
+#include "nvcommon.h"
+
+/**
+ * @defgroup nvodm_query_kbc Keyboard Controller Query Interface
+ * This is the keyboard controller (KBC) ODM Query interface.
+ * See also the \link nvodm_kbc KBC ODM Adaptation Interface\endlink.
+ * @ingroup nvodm_query
+ * @{
+ */
+
+/**
+ * Defines the parameters associated with this device.
+ */
+typedef enum
+{
+ NvOdmKbcParameter_NumOfRows=1,
+ NvOdmKbcParameter_NumOfColumns,
+ NvOdmKbcParameter_DebounceTime,
+ NvOdmKbcParameter_RepeatCycleTime,
+ NvOdmKbcParameter_Force32 = 0x7FFFFFFF
+} NvOdmKbcParameter;
+
+/**
+ * Queries the peripheral device for its current settings.
+ *
+ * @see NvOdmKbcParameter
+ *
+ * @param param Specifies which parameter value to get.
+ * @param sizeOfValue The length of the parameter data (in bytes).
+ * @param value A pointer to the location where the requested parameter shall
+ * be stored.
+ *
+ */
+void
+NvOdmKbcGetParameter(
+ NvOdmKbcParameter param,
+ NvU32 sizeOfValue,
+ void *value);
+
+/**
+ * Gets the key code depending upon the row and column values.
+ *
+ * @param Row The value of the row.
+ * @param Column The value of the column.
+ * @param RowCount The number of the rows present in the keypad matrix.
+ * @param ColumnCount The number of the columns present in the keypad matrix.
+ *
+ * @return The appropriate key code.
+ */
+NvU32
+NvOdmKbcGetKeyCode(
+ NvU32 Row,
+ NvU32 Column,
+ NvU32 RowCount,
+ NvU32 ColumnCount);
+
+/**
+ * Queries if wake-up only on selected keys is enabled for WPC-like
+ * configurations. If it is enabled, returns the pointers to the static array
+ * containing the row and columns numbers. If this is enabled and \a NumOfKeys
+ * selected is zero, all the keys are disabled for wake-up when system is
+ * suspended.
+ *
+ * @note The selected keys must not be a configuration of type 1x1, 1x2, etc.
+ * In other words, a minimum of two rows must be enabled due to hardware
+ * limitations.
+ *
+ * @param pRowNumber A pointer to the static array containing the row
+ * numbers of the keys.
+ * @param pColNumber A pointer to the static array containing the column
+ * numbers of the keys.
+ * @param NumOfKeys A pointer to the number of keys that must be enabled.
+ * This indicates the number of elements in the arrays pointer by
+ * \a pRowNumber and \a pColNumber.
+ * @return NV_TRUE if successful, or NV_FALSE otherwise.
+ */
+NvBool
+NvOdmKbcIsSelectKeysWkUpEnabled(
+ NvU32 **pRowNumber,
+ NvU32 **pColNumber,
+ NvU32 *NumOfKeys);
+
+/** @} */
+#endif // INCLUDED_NVODM_QUERY_KBC_H
+
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