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-rw-r--r--include/linux/firmware/imx/dsp.h10
-rw-r--r--include/linux/firmware/imx/ipc.h14
-rw-r--r--include/linux/firmware/imx/s4.h20
-rw-r--r--include/linux/firmware/imx/sci.h30
-rw-r--r--include/linux/firmware/imx/svc/misc.h19
-rw-r--r--include/linux/firmware/imx/svc/rm.h74
-rw-r--r--include/linux/firmware/imx/types.h65
7 files changed, 165 insertions, 67 deletions
diff --git a/include/linux/firmware/imx/dsp.h b/include/linux/firmware/imx/dsp.h
index 7562099c9e46..4f7895a3b73c 100644
--- a/include/linux/firmware/imx/dsp.h
+++ b/include/linux/firmware/imx/dsp.h
@@ -55,6 +55,9 @@ static inline void *imx_dsp_get_data(struct imx_dsp_ipc *ipc)
int imx_dsp_ring_doorbell(struct imx_dsp_ipc *dsp, unsigned int chan_idx);
+struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *ipc, int idx);
+void imx_dsp_free_channel(struct imx_dsp_ipc *ipc, int idx);
+
#else
static inline int imx_dsp_ring_doorbell(struct imx_dsp_ipc *ipc,
@@ -63,5 +66,12 @@ static inline int imx_dsp_ring_doorbell(struct imx_dsp_ipc *ipc,
return -ENOTSUPP;
}
+struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *ipc, int idx)
+{
+ return ERR_PTR(-EOPNOTSUPP);
+}
+
+void imx_dsp_free_channel(struct imx_dsp_ipc *ipc, int idx) { }
+
#endif
#endif /* _IMX_DSP_IPC_H */
diff --git a/include/linux/firmware/imx/ipc.h b/include/linux/firmware/imx/ipc.h
index 6312c8cb084a..0b4643571625 100644
--- a/include/linux/firmware/imx/ipc.h
+++ b/include/linux/firmware/imx/ipc.h
@@ -25,7 +25,6 @@ enum imx_sc_rpc_svc {
IMX_SC_RPC_SVC_PAD = 6,
IMX_SC_RPC_SVC_MISC = 7,
IMX_SC_RPC_SVC_IRQ = 8,
- IMX_SC_RPC_SVC_ABORT = 9
};
struct imx_sc_rpc_msg {
@@ -35,6 +34,7 @@ struct imx_sc_rpc_msg {
uint8_t func;
};
+#ifdef CONFIG_IMX_SCU
/*
* This is an function to send an RPC message over an IPC channel.
* It is called by client-side SCFW API function shims.
@@ -56,4 +56,16 @@ int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg, bool have_resp);
* @return Returns an error code (0 = success, failed if < 0)
*/
int imx_scu_get_handle(struct imx_sc_ipc **ipc);
+#else
+static inline int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg,
+ bool have_resp)
+{
+ return -ENOTSUPP;
+}
+
+static inline int imx_scu_get_handle(struct imx_sc_ipc **ipc)
+{
+ return -ENOTSUPP;
+}
+#endif
#endif /* _SC_IPC_H */
diff --git a/include/linux/firmware/imx/s4.h b/include/linux/firmware/imx/s4.h
new file mode 100644
index 000000000000..9e34923ae1d6
--- /dev/null
+++ b/include/linux/firmware/imx/s4.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2021 NXP
+ *
+ * Header file for the IPC implementation.
+ */
+
+#ifndef _S4_IPC_H
+#define _S4_IPC_H
+
+struct imx_s4_ipc;
+
+struct imx_s4_rpc_msg {
+ uint8_t ver;
+ uint8_t size;
+ uint8_t cmd;
+ uint8_t tag;
+} __packed;
+
+#endif /* _S4_IPC_H */
diff --git a/include/linux/firmware/imx/sci.h b/include/linux/firmware/imx/sci.h
index 17ba4e405129..5cc63fe7e84d 100644
--- a/include/linux/firmware/imx/sci.h
+++ b/include/linux/firmware/imx/sci.h
@@ -11,13 +11,41 @@
#define _SC_SCI_H
#include <linux/firmware/imx/ipc.h>
-#include <linux/firmware/imx/types.h>
#include <linux/firmware/imx/svc/misc.h>
#include <linux/firmware/imx/svc/pm.h>
+#include <linux/firmware/imx/svc/rm.h>
+#if IS_ENABLED(CONFIG_IMX_SCU)
int imx_scu_enable_general_irq_channel(struct device *dev);
int imx_scu_irq_register_notifier(struct notifier_block *nb);
int imx_scu_irq_unregister_notifier(struct notifier_block *nb);
int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable);
+int imx_scu_soc_init(struct device *dev);
+#else
+static inline int imx_scu_soc_init(struct device *dev)
+{
+ return -ENOTSUPP;
+}
+
+static inline int imx_scu_enable_general_irq_channel(struct device *dev)
+{
+ return -ENOTSUPP;
+}
+
+static inline int imx_scu_irq_register_notifier(struct notifier_block *nb)
+{
+ return -ENOTSUPP;
+}
+
+static inline int imx_scu_irq_unregister_notifier(struct notifier_block *nb)
+{
+ return -ENOTSUPP;
+}
+
+static inline int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable)
+{
+ return -ENOTSUPP;
+}
+#endif
#endif /* _SC_SCI_H */
diff --git a/include/linux/firmware/imx/svc/misc.h b/include/linux/firmware/imx/svc/misc.h
index 031dd4d3c766..760db08a67fc 100644
--- a/include/linux/firmware/imx/svc/misc.h
+++ b/include/linux/firmware/imx/svc/misc.h
@@ -46,6 +46,7 @@ enum imx_misc_func {
* Control Functions
*/
+#ifdef CONFIG_IMX_SCU
int imx_sc_misc_set_control(struct imx_sc_ipc *ipc, u32 resource,
u8 ctrl, u32 val);
@@ -54,5 +55,23 @@ int imx_sc_misc_get_control(struct imx_sc_ipc *ipc, u32 resource,
int imx_sc_pm_cpu_start(struct imx_sc_ipc *ipc, u32 resource,
bool enable, u64 phys_addr);
+#else
+static inline int imx_sc_misc_set_control(struct imx_sc_ipc *ipc,
+ u32 resource, u8 ctrl, u32 val)
+{
+ return -ENOTSUPP;
+}
+static inline int imx_sc_misc_get_control(struct imx_sc_ipc *ipc,
+ u32 resource, u8 ctrl, u32 *val)
+{
+ return -ENOTSUPP;
+}
+
+static inline int imx_sc_pm_cpu_start(struct imx_sc_ipc *ipc, u32 resource,
+ bool enable, u64 phys_addr)
+{
+ return -ENOTSUPP;
+}
+#endif
#endif /* _SC_MISC_API_H */
diff --git a/include/linux/firmware/imx/svc/rm.h b/include/linux/firmware/imx/svc/rm.h
new file mode 100644
index 000000000000..31456f897aa9
--- /dev/null
+++ b/include/linux/firmware/imx/svc/rm.h
@@ -0,0 +1,74 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017-2020 NXP
+ *
+ * Header file containing the public API for the System Controller (SC)
+ * Resource Management (RM) function. This includes functions for
+ * partitioning resources, pads, and memory regions.
+ *
+ * RM_SVC (SVC) Resource Management Service
+ *
+ * Module for the Resource Management (RM) service.
+ */
+
+#ifndef _SC_RM_API_H
+#define _SC_RM_API_H
+
+#include <linux/firmware/imx/sci.h>
+
+/*
+ * This type is used to indicate RPC RM function calls.
+ */
+enum imx_sc_rm_func {
+ IMX_SC_RM_FUNC_UNKNOWN = 0,
+ IMX_SC_RM_FUNC_PARTITION_ALLOC = 1,
+ IMX_SC_RM_FUNC_SET_CONFIDENTIAL = 31,
+ IMX_SC_RM_FUNC_PARTITION_FREE = 2,
+ IMX_SC_RM_FUNC_GET_DID = 26,
+ IMX_SC_RM_FUNC_PARTITION_STATIC = 3,
+ IMX_SC_RM_FUNC_PARTITION_LOCK = 4,
+ IMX_SC_RM_FUNC_GET_PARTITION = 5,
+ IMX_SC_RM_FUNC_SET_PARENT = 6,
+ IMX_SC_RM_FUNC_MOVE_ALL = 7,
+ IMX_SC_RM_FUNC_ASSIGN_RESOURCE = 8,
+ IMX_SC_RM_FUNC_SET_RESOURCE_MOVABLE = 9,
+ IMX_SC_RM_FUNC_SET_SUBSYS_RSRC_MOVABLE = 28,
+ IMX_SC_RM_FUNC_SET_MASTER_ATTRIBUTES = 10,
+ IMX_SC_RM_FUNC_SET_MASTER_SID = 11,
+ IMX_SC_RM_FUNC_SET_PERIPHERAL_PERMISSIONS = 12,
+ IMX_SC_RM_FUNC_IS_RESOURCE_OWNED = 13,
+ IMX_SC_RM_FUNC_GET_RESOURCE_OWNER = 33,
+ IMX_SC_RM_FUNC_IS_RESOURCE_MASTER = 14,
+ IMX_SC_RM_FUNC_IS_RESOURCE_PERIPHERAL = 15,
+ IMX_SC_RM_FUNC_GET_RESOURCE_INFO = 16,
+ IMX_SC_RM_FUNC_MEMREG_ALLOC = 17,
+ IMX_SC_RM_FUNC_MEMREG_SPLIT = 29,
+ IMX_SC_RM_FUNC_MEMREG_FRAG = 32,
+ IMX_SC_RM_FUNC_MEMREG_FREE = 18,
+ IMX_SC_RM_FUNC_FIND_MEMREG = 30,
+ IMX_SC_RM_FUNC_ASSIGN_MEMREG = 19,
+ IMX_SC_RM_FUNC_SET_MEMREG_PERMISSIONS = 20,
+ IMX_SC_RM_FUNC_IS_MEMREG_OWNED = 21,
+ IMX_SC_RM_FUNC_GET_MEMREG_INFO = 22,
+ IMX_SC_RM_FUNC_ASSIGN_PAD = 23,
+ IMX_SC_RM_FUNC_SET_PAD_MOVABLE = 24,
+ IMX_SC_RM_FUNC_IS_PAD_OWNED = 25,
+ IMX_SC_RM_FUNC_DUMP = 27,
+};
+
+#if IS_ENABLED(CONFIG_IMX_SCU)
+bool imx_sc_rm_is_resource_owned(struct imx_sc_ipc *ipc, u16 resource);
+int imx_sc_rm_get_resource_owner(struct imx_sc_ipc *ipc, u16 resource, u8 *pt);
+#else
+static inline bool
+imx_sc_rm_is_resource_owned(struct imx_sc_ipc *ipc, u16 resource)
+{
+ return true;
+}
+static inline int imx_sc_rm_get_resource_owner(struct imx_sc_ipc *ipc, u16 resource, u8 *pt)
+{
+ return -EOPNOTSUPP;
+}
+#endif
+#endif
diff --git a/include/linux/firmware/imx/types.h b/include/linux/firmware/imx/types.h
deleted file mode 100644
index 80821100e85f..000000000000
--- a/include/linux/firmware/imx/types.h
+++ /dev/null
@@ -1,65 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * Copyright (C) 2016 Freescale Semiconductor, Inc.
- * Copyright 2017~2018 NXP
- *
- * Header file containing types used across multiple service APIs.
- */
-
-#ifndef _SC_TYPES_H
-#define _SC_TYPES_H
-
-/*
- * This type is used to indicate a control.
- */
-enum imx_sc_ctrl {
- IMX_SC_C_TEMP = 0,
- IMX_SC_C_TEMP_HI = 1,
- IMX_SC_C_TEMP_LOW = 2,
- IMX_SC_C_PXL_LINK_MST1_ADDR = 3,
- IMX_SC_C_PXL_LINK_MST2_ADDR = 4,
- IMX_SC_C_PXL_LINK_MST_ENB = 5,
- IMX_SC_C_PXL_LINK_MST1_ENB = 6,
- IMX_SC_C_PXL_LINK_MST2_ENB = 7,
- IMX_SC_C_PXL_LINK_SLV1_ADDR = 8,
- IMX_SC_C_PXL_LINK_SLV2_ADDR = 9,
- IMX_SC_C_PXL_LINK_MST_VLD = 10,
- IMX_SC_C_PXL_LINK_MST1_VLD = 11,
- IMX_SC_C_PXL_LINK_MST2_VLD = 12,
- IMX_SC_C_SINGLE_MODE = 13,
- IMX_SC_C_ID = 14,
- IMX_SC_C_PXL_CLK_POLARITY = 15,
- IMX_SC_C_LINESTATE = 16,
- IMX_SC_C_PCIE_G_RST = 17,
- IMX_SC_C_PCIE_BUTTON_RST = 18,
- IMX_SC_C_PCIE_PERST = 19,
- IMX_SC_C_PHY_RESET = 20,
- IMX_SC_C_PXL_LINK_RATE_CORRECTION = 21,
- IMX_SC_C_PANIC = 22,
- IMX_SC_C_PRIORITY_GROUP = 23,
- IMX_SC_C_TXCLK = 24,
- IMX_SC_C_CLKDIV = 25,
- IMX_SC_C_DISABLE_50 = 26,
- IMX_SC_C_DISABLE_125 = 27,
- IMX_SC_C_SEL_125 = 28,
- IMX_SC_C_MODE = 29,
- IMX_SC_C_SYNC_CTRL0 = 30,
- IMX_SC_C_KACHUNK_CNT = 31,
- IMX_SC_C_KACHUNK_SEL = 32,
- IMX_SC_C_SYNC_CTRL1 = 33,
- IMX_SC_C_DPI_RESET = 34,
- IMX_SC_C_MIPI_RESET = 35,
- IMX_SC_C_DUAL_MODE = 36,
- IMX_SC_C_VOLTAGE = 37,
- IMX_SC_C_PXL_LINK_SEL = 38,
- IMX_SC_C_OFS_SEL = 39,
- IMX_SC_C_OFS_AUDIO = 40,
- IMX_SC_C_OFS_PERIPH = 41,
- IMX_SC_C_OFS_IRQ = 42,
- IMX_SC_C_RST0 = 43,
- IMX_SC_C_RST1 = 44,
- IMX_SC_C_SEL0 = 45,
- IMX_SC_C_LAST
-};
-
-#endif /* _SC_TYPES_H */