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authorOlof Johansson <olof@lixom.net>2017-01-29 16:08:07 -0800
committerOlof Johansson <olof@lixom.net>2017-01-29 16:08:07 -0800
commit1ae777618948ef6be566a8f993fce0638e08fc99 (patch)
tree80062db7f77f70dcaa65d9951e5a2f7ffd0d5698 /include/linux/qcom_scm.h
parent5f1223c5b09262bb5c88f77d2938c9a5ffefa40c (diff)
parenta811b420b6c13759540070c0e9541b7cd8569168 (diff)
downloadtalos-op-linux-1ae777618948ef6be566a8f993fce0638e08fc99.tar.gz
talos-op-linux-1ae777618948ef6be566a8f993fce0638e08fc99.zip
Merge tag 'qcom-drivers-for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux into next/drivers
Qualcomm ARM Based Driver Updates for v4.11 * Fix issues with SCM compile testing * Add SCM set remote state API * Mask APQ8064 SCM clock dependency issue * Add Qualcomm DMA folder to MAINTAINERS * Fix EBI2 dependencies * tag 'qcom-drivers-for-4.11' of git://git.kernel.org/pub/scm/linux/kernel/git/agross/linux: firmware: qcom_scm: Add set remote state API MAINTAINERS: Update the files to include the Qualcomm DMA folder bus: qcom_ebi2: default y if ARCH_QCOM firmware: qcom: scm: Mask APQ8064 core clk dependency firmware: qcom: scm: Add empty functions to help compile testing Signed-off-by: Olof Johansson <olof@lixom.net>
Diffstat (limited to 'include/linux/qcom_scm.h')
-rw-r--r--include/linux/qcom_scm.h54
1 files changed, 38 insertions, 16 deletions
diff --git a/include/linux/qcom_scm.h b/include/linux/qcom_scm.h
index cc32ab852fbc..d32f6f1a5225 100644
--- a/include/linux/qcom_scm.h
+++ b/include/linux/qcom_scm.h
@@ -13,9 +13,9 @@
#ifndef __QCOM_SCM_H
#define __QCOM_SCM_H
-extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
-extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus);
-
+#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 {
@@ -23,27 +23,49 @@ struct qcom_scm_hdcp_req {
u32 val;
};
+#if IS_ENABLED(CONFIG_QCOM_SCM)
+extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
+extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus);
extern bool qcom_scm_is_available(void);
-
extern bool qcom_scm_hdcp_available(void);
extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
- u32 *resp);
-
+ u32 *resp);
extern bool qcom_scm_pas_supported(u32 peripheral);
extern int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
- size_t size);
+ size_t size);
extern int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
- phys_addr_t size);
+ phys_addr_t size);
extern int qcom_scm_pas_auth_and_reset(u32 peripheral);
extern int qcom_scm_pas_shutdown(u32 peripheral);
-
-#define QCOM_SCM_CPU_PWR_DOWN_L2_ON 0x0
-#define QCOM_SCM_CPU_PWR_DOWN_L2_OFF 0x1
-
extern void qcom_scm_cpu_power_down(u32 flags);
-
-#define QCOM_SCM_VERSION(major, minor) (((major) << 16) | ((minor) & 0xFF))
-
extern u32 qcom_scm_get_version(void);
-
+extern int qcom_scm_set_remote_state(u32 state, u32 id);
+#else
+static inline
+int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus)
+{
+ return -ENODEV;
+}
+static inline
+int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus)
+{
+ return -ENODEV;
+}
+static inline bool qcom_scm_is_available(void) { return false; }
+static inline bool qcom_scm_hdcp_available(void) { return false; }
+static inline int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
+ u32 *resp) { return -ENODEV; }
+static inline bool qcom_scm_pas_supported(u32 peripheral) { return false; }
+static inline int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
+ size_t size) { return -ENODEV; }
+static inline int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
+ phys_addr_t size) { return -ENODEV; }
+static inline int
+qcom_scm_pas_auth_and_reset(u32 peripheral) { return -ENODEV; }
+static inline int qcom_scm_pas_shutdown(u32 peripheral) { return -ENODEV; }
+static inline void qcom_scm_cpu_power_down(u32 flags) {}
+static inline u32 qcom_scm_get_version(void) { return 0; }
+static inline u32
+qcom_scm_set_remote_state(u32 state,u32 id) { return -ENODEV; }
+#endif
#endif
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