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arm64: zynqmp: Add command for disabling loading other overlays

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Add command "zynqmp pmufw node close" to disable permission to load
additional pmufw config overlays. This command will make sure that any
other sw will ask for changing permission.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/cfa5cc7909eb8deb23eb0f11c26954cbaddeb861.1642163135.git.michal.simek@xilinx.com
This commit is contained in:
Michal Simek
2022-01-14 13:25:38 +01:00
parent c750c6dbb2
commit fac46bc446
3 changed files with 36 additions and 0 deletions
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1
include/zynqmp_firmware.h
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@@ -368,6 +368,7 @@ enum pm_ioctl_id {
unsigned int zynqmp_firmware_version(void);
int zynqmp_pmufw_node(u32 id);
int zynqmp_pmufw_config_close(void);
void zynqmp_pmufw_load_config_object(const void *cfg_obj, size_t size);
int xilinx_pm_request(u32 api_id, u32 arg0, u32 arg1, u32 arg2,
u32 arg3, u32 *ret_payload);