crypto: qat - add support for shared ustore

Add support for shared ustore mode support. This is required by the next
generation of QAT devices to share the same fw image across engines.
Signed-off-by: Jack Xu <jack.xu@intel.com>
Co-developed-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Signed-off-by: Wojciech Ziemba <wojciech.ziemba@intel.com>
Reviewed-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/qat/qat_common/icp_qat_fw_loader_handle.h

@@ -34,6 +34,7 @@ struct icp_qat_fw_loader_chip_info {
 	u32 wakeup_event_val;
 	bool fw_auth;
 	bool css_3k;
+	bool tgroup_share_ustore;
 	u32 fcu_ctl_csr;
 	u32 fcu_sts_csr;
 	u32 fcu_dram_addr_hi;

drivers/crypto/qat/qat_common/qat_hal.c

@@ -707,6 +707,7 @@ static int qat_hal_chip_init(struct icp_qat_fw_loader_handle *handle,
 		handle->chip_info->wakeup_event_val = WAKEUP_EVENT;
 		handle->chip_info->fw_auth = true;
 		handle->chip_info->css_3k = false;
+		handle->chip_info->tgroup_share_ustore = false;
 		handle->chip_info->fcu_ctl_csr = FCU_CONTROL;
 		handle->chip_info->fcu_sts_csr = FCU_STATUS;
 		handle->chip_info->fcu_dram_addr_hi = FCU_DRAM_ADDR_HI;
@@ -725,6 +726,7 @@ static int qat_hal_chip_init(struct icp_qat_fw_loader_handle *handle,
 		handle->chip_info->wakeup_event_val = WAKEUP_EVENT;
 		handle->chip_info->fw_auth = false;
 		handle->chip_info->css_3k = false;
+		handle->chip_info->tgroup_share_ustore = false;
 		handle->chip_info->fcu_ctl_csr = 0;
 		handle->chip_info->fcu_sts_csr = 0;
 		handle->chip_info->fcu_dram_addr_hi = 0;

drivers/crypto/qat/qat_common/qat_uclo.c

@@ -1180,21 +1180,24 @@ static int qat_uclo_map_suof(struct icp_qat_fw_loader_handle *handle,
 		if (!suof_img_hdr)
 			return -ENOMEM;
 		suof_handle->img_table.simg_hdr = suof_img_hdr;
-	}
 
-	for (i = 0; i < suof_handle->img_table.num_simgs; i++) {
-		qat_uclo_map_simg(handle, &suof_img_hdr[i],
-				  &suof_chunk_hdr[1 + i]);
-		ret = qat_uclo_check_simg_compat(handle,
-						 &suof_img_hdr[i]);
-		if (ret)
-			return ret;
-		suof_img_hdr[i].ae_mask &= handle->cfg_ae_mask;
-		if ((suof_img_hdr[i].ae_mask & 0x1) != 0)
-			ae0_img = i;
+		for (i = 0; i < suof_handle->img_table.num_simgs; i++) {
+			qat_uclo_map_simg(handle, &suof_img_hdr[i],
+					  &suof_chunk_hdr[1 + i]);
+			ret = qat_uclo_check_simg_compat(handle,
+							 &suof_img_hdr[i]);
+			if (ret)
+				return ret;
+			suof_img_hdr[i].ae_mask &= handle->cfg_ae_mask;
+			if ((suof_img_hdr[i].ae_mask & 0x1) != 0)
+				ae0_img = i;
+		}
+
+		if (!handle->chip_info->tgroup_share_ustore) {
+			qat_uclo_tail_img(suof_img_hdr, ae0_img,
+					  suof_handle->img_table.num_simgs);
+		}
 	}
-	qat_uclo_tail_img(suof_img_hdr, ae0_img,
-			  suof_handle->img_table.num_simgs);
 	return 0;
 }