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path: root/drivers/fpga/intel-m10-bmc-sec-update.c
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Diffstat (limited to 'drivers/fpga/intel-m10-bmc-sec-update.c')
-rw-r--r--drivers/fpga/intel-m10-bmc-sec-update.c54
1 files changed, 31 insertions, 23 deletions
diff --git a/drivers/fpga/intel-m10-bmc-sec-update.c b/drivers/fpga/intel-m10-bmc-sec-update.c
index d7e2f9f461bc..10f678b9ed36 100644
--- a/drivers/fpga/intel-m10-bmc-sec-update.c
+++ b/drivers/fpga/intel-m10-bmc-sec-update.c
@@ -376,12 +376,11 @@ static enum fw_upload_err rsu_update_init(struct m10bmc_sec *sec)
u32 doorbell_reg, progress, status;
int ret, err;
- ret = regmap_update_bits(sec->m10bmc->regmap,
- csr_map->base + csr_map->doorbell,
- DRBL_RSU_REQUEST | DRBL_HOST_STATUS,
- DRBL_RSU_REQUEST |
- FIELD_PREP(DRBL_HOST_STATUS,
- HOST_STATUS_IDLE));
+ ret = m10bmc_sys_update_bits(sec->m10bmc, csr_map->doorbell,
+ DRBL_RSU_REQUEST | DRBL_HOST_STATUS,
+ DRBL_RSU_REQUEST |
+ FIELD_PREP(DRBL_HOST_STATUS,
+ HOST_STATUS_IDLE));
if (ret)
return FW_UPLOAD_ERR_RW_ERROR;
@@ -450,11 +449,10 @@ static enum fw_upload_err rsu_send_data(struct m10bmc_sec *sec)
u32 doorbell_reg, status;
int ret;
- ret = regmap_update_bits(sec->m10bmc->regmap,
- csr_map->base + csr_map->doorbell,
- DRBL_HOST_STATUS,
- FIELD_PREP(DRBL_HOST_STATUS,
- HOST_STATUS_WRITE_DONE));
+ ret = m10bmc_sys_update_bits(sec->m10bmc, csr_map->doorbell,
+ DRBL_HOST_STATUS,
+ FIELD_PREP(DRBL_HOST_STATUS,
+ HOST_STATUS_WRITE_DONE));
if (ret)
return FW_UPLOAD_ERR_RW_ERROR;
@@ -517,11 +515,10 @@ static enum fw_upload_err rsu_cancel(struct m10bmc_sec *sec)
if (rsu_prog(doorbell) != RSU_PROG_READY)
return FW_UPLOAD_ERR_BUSY;
- ret = regmap_update_bits(sec->m10bmc->regmap,
- csr_map->base + csr_map->doorbell,
- DRBL_HOST_STATUS,
- FIELD_PREP(DRBL_HOST_STATUS,
- HOST_STATUS_ABORT_RSU));
+ ret = m10bmc_sys_update_bits(sec->m10bmc, csr_map->doorbell,
+ DRBL_HOST_STATUS,
+ FIELD_PREP(DRBL_HOST_STATUS,
+ HOST_STATUS_ABORT_RSU));
if (ret)
return FW_UPLOAD_ERR_RW_ERROR;
@@ -532,11 +529,12 @@ static enum fw_upload_err m10bmc_sec_prepare(struct fw_upload *fwl,
const u8 *data, u32 size)
{
struct m10bmc_sec *sec = fwl->dd_handle;
+ const struct m10bmc_csr_map *csr_map = sec->m10bmc->info->csr_map;
u32 ret;
sec->cancel_request = false;
- if (!size || size > M10BMC_STAGING_SIZE)
+ if (!size || size > csr_map->staging_size)
return FW_UPLOAD_ERR_INVALID_SIZE;
if (sec->m10bmc->flash_bulk_ops)
@@ -547,21 +545,28 @@ static enum fw_upload_err m10bmc_sec_prepare(struct fw_upload *fwl,
if (ret != FW_UPLOAD_ERR_NONE)
goto unlock_flash;
+ m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_SEC_UPDATE_PREPARE);
+
ret = rsu_update_init(sec);
if (ret != FW_UPLOAD_ERR_NONE)
- goto unlock_flash;
+ goto fw_state_exit;
ret = rsu_prog_ready(sec);
if (ret != FW_UPLOAD_ERR_NONE)
- goto unlock_flash;
+ goto fw_state_exit;
if (sec->cancel_request) {
ret = rsu_cancel(sec);
- goto unlock_flash;
+ goto fw_state_exit;
}
+ m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_SEC_UPDATE_WRITE);
+
return FW_UPLOAD_ERR_NONE;
+fw_state_exit:
+ m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_NORMAL);
+
unlock_flash:
if (sec->m10bmc->flash_bulk_ops)
sec->m10bmc->flash_bulk_ops->unlock_write(sec->m10bmc);
@@ -610,6 +615,8 @@ static enum fw_upload_err m10bmc_sec_poll_complete(struct fw_upload *fwl)
if (sec->cancel_request)
return rsu_cancel(sec);
+ m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_SEC_UPDATE_PROGRAM);
+
result = rsu_send_data(sec);
if (result != FW_UPLOAD_ERR_NONE)
return result;
@@ -653,6 +660,8 @@ static void m10bmc_sec_cleanup(struct fw_upload *fwl)
(void)rsu_cancel(sec);
+ m10bmc_fw_state_set(sec->m10bmc, M10BMC_FW_STATE_NORMAL);
+
if (sec->m10bmc->flash_bulk_ops)
sec->m10bmc->flash_bulk_ops->unlock_write(sec->m10bmc);
}
@@ -722,15 +731,13 @@ fw_name_fail:
return ret;
}
-static int m10bmc_sec_remove(struct platform_device *pdev)
+static void m10bmc_sec_remove(struct platform_device *pdev)
{
struct m10bmc_sec *sec = dev_get_drvdata(&pdev->dev);
firmware_upload_unregister(sec->fwl);
kfree(sec->fw_name);
xa_erase(&fw_upload_xa, sec->fw_name_id);
-
- return 0;
}
static const struct platform_device_id intel_m10bmc_sec_ids[] = {
@@ -764,3 +771,4 @@ module_platform_driver(intel_m10bmc_sec_driver);
MODULE_AUTHOR("Intel Corporation");
MODULE_DESCRIPTION("Intel MAX10 BMC Secure Update");
MODULE_LICENSE("GPL");
+MODULE_IMPORT_NS("INTEL_M10_BMC_CORE");