1 files changed, 108 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_irq_private.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_irq_private.h
new file mode 100644
index 0000000..c17ce13
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/css_2401_csi2p_system/host/isys_irq_private.h
@@ -0,0 +1,108 @@
+/*
+ * Support for Intel Camera Imaging ISP subsystem.
+ * Copyright (c) 2015, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef __ISYS_IRQ_PRIVATE_H__
+#define __ISYS_IRQ_PRIVATE_H__
+
+#include "isys_irq_global.h"
+#include "isys_irq_local.h"
+
+#if defined(USE_INPUT_SYSTEM_VERSION_2401)
+
+/* -------------------------------------------------------+
+ |             Native command interface (NCI)             |
+ + -------------------------------------------------------*/
+
+/**
+* @brief Get the isys irq status.
+* Refer to "isys_irq.h" for details.
+*/
+STORAGE_CLASS_ISYS2401_IRQ_C void isys_irqc_state_get(
+	const isys_irq_ID_t	isys_irqc_id,
+	isys_irqc_state_t *state)
+{
+	state->edge     = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_EDGE_REG_IDX);
+	state->mask     = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_MASK_REG_IDX);
+	state->status   = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_STATUS_REG_IDX);
+	state->enable   = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_ENABLE_REG_IDX);
+	state->level_no = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_LEVEL_NO_REG_IDX);
+	/*
+	** Invalid to read/load from write-only register 'clear'
+	** state->clear = isys_irqc_reg_load(isys_irqc_id, ISYS_IRQ_CLEAR_REG_IDX);
+	*/
+}
+
+/**
+* @brief Dump the isys irq status.
+* Refer to "isys_irq.h" for details.
+*/
+STORAGE_CLASS_ISYS2401_IRQ_C void isys_irqc_state_dump(
+	const isys_irq_ID_t	isys_irqc_id,
+	const isys_irqc_state_t *state)
+{
+	ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE,
+		"isys irq controller id %d"
+		"\n\tstatus:0x%x\n\tedge:0x%x\n\tmask:0x%x"
+		"\n\tenable:0x%x\n\tlevel_not_pulse:0x%x\n",
+		isys_irqc_id,
+		state->status, state->edge, state->mask, state->enable, state->level_no);
+}
+
+/** end of NCI */
+
+/* -------------------------------------------------------+
+ |              Device level interface (DLI)              |
+ + -------------------------------------------------------*/
+
+/* Support functions */
+STORAGE_CLASS_ISYS2401_IRQ_C void isys_irqc_reg_store(
+	const isys_irq_ID_t	isys_irqc_id,
+	const unsigned int	reg_idx,
+	const hrt_data	value)
+{
+	unsigned int reg_addr;
+
+	assert(isys_irqc_id < N_ISYS_IRQ_ID);
+	assert(reg_idx <= ISYS_IRQ_LEVEL_NO_REG_IDX);
+
+	reg_addr = ISYS_IRQ_BASE[isys_irqc_id] + (reg_idx * sizeof(hrt_data));
+	ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE,
+		"isys irq store at addr(0x%x) val(%u)\n", reg_addr, (unsigned int)value);
+
+	ia_css_device_store_uint32(reg_addr, value);
+}
+
+STORAGE_CLASS_ISYS2401_IRQ_C hrt_data isys_irqc_reg_load(
+	const isys_irq_ID_t	isys_irqc_id,
+	const unsigned int	reg_idx)
+{
+	unsigned int reg_addr;
+	hrt_data value;
+
+	assert(isys_irqc_id < N_ISYS_IRQ_ID);
+	assert(reg_idx <= ISYS_IRQ_LEVEL_NO_REG_IDX);
+
+	reg_addr = ISYS_IRQ_BASE[isys_irqc_id] + (reg_idx * sizeof(hrt_data));
+	value = ia_css_device_load_uint32(reg_addr);
+	ia_css_debug_dtrace(IA_CSS_DEBUG_TRACE,
+		"isys irq load from addr(0x%x) val(%u)\n", reg_addr, (unsigned int)value);
+
+	return value;
+}
+
+/** end of DLI */
+
+#endif /* defined(USE_INPUT_SYSTEM_VERSION_2401) */
+
+#endif	/* __ISYS_IRQ_PRIVATE_H__ */