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| author | Ibai Erkiaga <ibai.erkiaga-elorza@xilinx.com> | 2020-08-04 23:17:26 +0100 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2020-08-20 09:49:20 +0200 |
| commit | f6cccbb5f24ff7a19be84fb755d8566aee647244 (patch) | |
| tree | 26bc4cd681a5332aaa92aff3c88c0e6946d78b4d /include/zynqmp_firmware.h | |
| parent | e8deb2218509ffe686601b7e51091407fda58fbf (diff) | |
| download | u-boot-f6cccbb5f24ff7a19be84fb755d8566aee647244.tar.gz | |
xilinx: zynqmp: synchronize firmware call return payload
Removes duplicated definition of PAYLOAD_ARG_CNT and define it in the
firmware driver. Additionally fixes payload buffer declarations without
macro usage
Signed-off-by: Ibai Erkiaga <ibai.erkiaga-elorza@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'include/zynqmp_firmware.h')
| -rw-r--r-- | include/zynqmp_firmware.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/zynqmp_firmware.h b/include/zynqmp_firmware.h index 93d771ece2..2c44951f86 100644 --- a/include/zynqmp_firmware.h +++ b/include/zynqmp_firmware.h @@ -77,6 +77,15 @@ enum pm_api_id { #define PMUFW_V1_0 ((1 << ZYNQMP_PM_VERSION_MAJOR_SHIFT) | 0) +/* + * Return payload size + * Not every firmware call expects the same amount of return bytes, however the + * firmware driver always copies 5 bytes from RX buffer to the ret_payload + * buffer. Therefore allocating with this defined value is recommended to avoid + * overflows. + */ +#define PAYLOAD_ARG_CNT 5U + unsigned int zynqmp_firmware_version(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, |