firmware: qcom_scm: Move qcom_scm.h to include/linux/firmware/qcom/

Move include/linux/qcom_scm.h to include/linux/firmware/qcom/qcom_scm.h.
This removes 1 of a few remaining Qualcomm-specific headers into a more
approciate subdirectory under include/.

Suggested-by: Bjorn Andersson <andersson@kernel.org>
Signed-off-by: Elliot Berman <quic_eberman@quicinc.com>
Reviewed-by: Guru Das Srinagesh <quic_gurus@quicinc.com>
Acked-by: Mukesh Ojha <quic_mojha@quicinc.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230203210956.3580811-1-quic_eberman@quicinc.com

1 files changed, 125 insertions, 0 deletions

diff --git a/include/linux/firmware/qcom/qcom_scm.h b/include/linux/firmware/qcom/qcom_scm.h
new file mode 100644
index 000000000000..1e449a5d7f5c
--- /dev/null
+++ b/include/linux/firmware/qcom/qcom_scm.h
@@ -0,0 +1,125 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/* Copyright (c) 2010-2015, 2018-2019 The Linux Foundation. All rights reserved.
+ * Copyright (C) 2015 Linaro Ltd.
+ */
+#ifndef __QCOM_SCM_H
+#define __QCOM_SCM_H
+
+#include <linux/err.h>
+#include <linux/types.h>
+#include <linux/cpumask.h>
+
+#include <dt-bindings/firmware/qcom,scm.h>
+
+#define QCOM_SCM_VERSION(major, minor)	(((major) << 16) | ((minor) & 0xFF))
+#define QCOM_SCM_CPU_PWR_DOWN_L2_ON	0x0
+#define QCOM_SCM_CPU_PWR_DOWN_L2_OFF	0x1
+#define QCOM_SCM_HDCP_MAX_REQ_CNT	5
+
+struct qcom_scm_hdcp_req {
+	u32 addr;
+	u32 val;
+};
+
+struct qcom_scm_vmperm {
+	int vmid;
+	int perm;
+};
+
+enum qcom_scm_ocmem_client {
+	QCOM_SCM_OCMEM_UNUSED_ID = 0x0,
+	QCOM_SCM_OCMEM_GRAPHICS_ID,
+	QCOM_SCM_OCMEM_VIDEO_ID,
+	QCOM_SCM_OCMEM_LP_AUDIO_ID,
+	QCOM_SCM_OCMEM_SENSORS_ID,
+	QCOM_SCM_OCMEM_OTHER_OS_ID,
+	QCOM_SCM_OCMEM_DEBUG_ID,
+};
+
+enum qcom_scm_sec_dev_id {
+	QCOM_SCM_MDSS_DEV_ID    = 1,
+	QCOM_SCM_OCMEM_DEV_ID   = 5,
+	QCOM_SCM_PCIE0_DEV_ID   = 11,
+	QCOM_SCM_PCIE1_DEV_ID   = 12,
+	QCOM_SCM_GFX_DEV_ID     = 18,
+	QCOM_SCM_UFS_DEV_ID     = 19,
+	QCOM_SCM_ICE_DEV_ID     = 20,
+};
+
+enum qcom_scm_ice_cipher {
+	QCOM_SCM_ICE_CIPHER_AES_128_XTS = 0,
+	QCOM_SCM_ICE_CIPHER_AES_128_CBC = 1,
+	QCOM_SCM_ICE_CIPHER_AES_256_XTS = 3,
+	QCOM_SCM_ICE_CIPHER_AES_256_CBC = 4,
+};
+
+#define QCOM_SCM_PERM_READ       0x4
+#define QCOM_SCM_PERM_WRITE      0x2
+#define QCOM_SCM_PERM_EXEC       0x1
+#define QCOM_SCM_PERM_RW (QCOM_SCM_PERM_READ | QCOM_SCM_PERM_WRITE)
+#define QCOM_SCM_PERM_RWX (QCOM_SCM_PERM_RW | QCOM_SCM_PERM_EXEC)
+
+extern bool qcom_scm_is_available(void);
+
+extern int qcom_scm_set_cold_boot_addr(void *entry);
+extern int qcom_scm_set_warm_boot_addr(void *entry);
+extern void qcom_scm_cpu_power_down(u32 flags);
+extern int qcom_scm_set_remote_state(u32 state, u32 id);
+
+struct qcom_scm_pas_metadata {
+	void *ptr;
+	dma_addr_t phys;
+	ssize_t size;
+};
+
+extern int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
+				   size_t size,
+				   struct qcom_scm_pas_metadata *ctx);
+void qcom_scm_pas_metadata_release(struct qcom_scm_pas_metadata *ctx);
+extern int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
+				  phys_addr_t size);
+extern int qcom_scm_pas_auth_and_reset(u32 peripheral);
+extern int qcom_scm_pas_shutdown(u32 peripheral);
+extern bool qcom_scm_pas_supported(u32 peripheral);
+
+extern int qcom_scm_io_readl(phys_addr_t addr, unsigned int *val);
+extern int qcom_scm_io_writel(phys_addr_t addr, unsigned int val);
+
+extern bool qcom_scm_restore_sec_cfg_available(void);
+extern int qcom_scm_restore_sec_cfg(u32 device_id, u32 spare);
+extern int qcom_scm_iommu_secure_ptbl_size(u32 spare, size_t *size);
+extern int qcom_scm_iommu_secure_ptbl_init(u64 addr, u32 size, u32 spare);
+extern int qcom_scm_iommu_set_cp_pool_size(u32 spare, u32 size);
+extern int qcom_scm_mem_protect_video_var(u32 cp_start, u32 cp_size,
+					  u32 cp_nonpixel_start,
+					  u32 cp_nonpixel_size);
+extern int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
+			       unsigned int *src,
+			       const struct qcom_scm_vmperm *newvm,
+			       unsigned int dest_cnt);
+
+extern bool qcom_scm_ocmem_lock_available(void);
+extern int qcom_scm_ocmem_lock(enum qcom_scm_ocmem_client id, u32 offset,
+			       u32 size, u32 mode);
+extern int qcom_scm_ocmem_unlock(enum qcom_scm_ocmem_client id, u32 offset,
+				 u32 size);
+
+extern bool qcom_scm_ice_available(void);
+extern int qcom_scm_ice_invalidate_key(u32 index);
+extern int qcom_scm_ice_set_key(u32 index, const u8 *key, u32 key_size,
+				enum qcom_scm_ice_cipher cipher,
+				u32 data_unit_size);
+
+extern bool qcom_scm_hdcp_available(void);
+extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
+			     u32 *resp);
+
+extern int qcom_scm_iommu_set_pt_format(u32 sec_id, u32 ctx_num, u32 pt_fmt);
+extern int qcom_scm_qsmmu500_wait_safe_toggle(bool en);
+
+extern int qcom_scm_lmh_dcvsh(u32 payload_fn, u32 payload_reg, u32 payload_val,
+			      u64 limit_node, u32 node_id, u64 version);
+extern int qcom_scm_lmh_profile_change(u32 profile_id);
+extern bool qcom_scm_lmh_dcvsh_available(void);
+
+#endif