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Commit 057d2b19 authored by Sudarsana Reddy Kalluru's avatar Sudarsana Reddy Kalluru Committed by David S. Miller
Browse files

qed: Add support for MBI upgrade over MFW. 



The patch adds driver support for MBI image update through MFW.

Signed-off-by: default avatarSudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: default avatarAriel Elior <Ariel.Elior@cavium.com>
Signed-off-by: default avatarMichal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f04e48db

drivers/net/ethernet/qlogic/qed/qed_hsi.h

+6 −0
Original line number Diff line number Diff line
@@ -12655,6 +12655,7 @@ struct public_drv_mb { 
#define DRV_MB_PARAM_DCBX_NOTIFY_MASK		0x000000FF

#define DRV_MB_PARAM_DCBX_NOTIFY_SHIFT		3



#define DRV_MB_PARAM_NVM_PUT_FILE_BEGIN_MBI     0x3

#define DRV_MB_PARAM_NVM_LEN_OFFSET		24



#define DRV_MB_PARAM_CFG_VF_MSIX_VF_ID_SHIFT	0
@@ -12814,6 +12815,11 @@ struct public_drv_mb { 
	union drv_union_data union_data;

};



#define FW_MB_PARAM_NVM_PUT_FILE_REQ_OFFSET_MASK	0x00ffffff

#define FW_MB_PARAM_NVM_PUT_FILE_REQ_OFFSET_SHIFT	0

#define FW_MB_PARAM_NVM_PUT_FILE_REQ_SIZE_MASK		0xff000000

#define FW_MB_PARAM_NVM_PUT_FILE_REQ_SIZE_SHIFT		24



enum MFW_DRV_MSG_TYPE {

	MFW_DRV_MSG_LINK_CHANGE,

	MFW_DRV_MSG_FLR_FW_ACK_FAILED,

drivers/net/ethernet/qlogic/qed/qed_main.c

+11 −2
Original line number Diff line number Diff line
@@ -1939,21 +1939,30 @@ static int qed_nvm_flash_image_access(struct qed_dev *cdev, const u8 **data, 
 * 0B  |                       0x3 [command index]                            |

 * 4B  | b'0: check_response?   | b'1-31  reserved                            |

 * 8B  | File-type |                   reserved                               |

 * 12B |                    Image length in bytes                             |

 *     \----------------------------------------------------------------------/

 *     Start a new file of the provided type

 */

static int qed_nvm_flash_image_file_start(struct qed_dev *cdev,

					  const u8 **data, bool *check_resp)

{

	u32 file_type, file_size = 0;

	int rc;



	*data += 4;

	*check_resp = !!(**data & BIT(0));

	*data += 4;

	file_type = **data;



	DP_VERBOSE(cdev, NETIF_MSG_DRV,

		   "About to start a new file of type %02x\n", **data);

	rc = qed_mcp_nvm_put_file_begin(cdev, **data);

		   "About to start a new file of type %02x\n", file_type);

	if (file_type == DRV_MB_PARAM_NVM_PUT_FILE_BEGIN_MBI) {

		*data += 4;

		file_size = *((u32 *)(*data));

	}



	rc = qed_mcp_nvm_write(cdev, QED_PUT_FILE_BEGIN, file_type,

			       (u8 *)(&file_size), 4);

	*data += 4;



	return rc;

drivers/net/ethernet/qlogic/qed/qed_mcp.c

+23 −22
Original line number Diff line number Diff line
@@ -2745,24 +2745,6 @@ int qed_mcp_nvm_resp(struct qed_dev *cdev, u8 *p_buf) 
	return 0;

}



int qed_mcp_nvm_put_file_begin(struct qed_dev *cdev, u32 addr)

{

	struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);

	struct qed_ptt *p_ptt;

	u32 resp, param;

	int rc;



	p_ptt = qed_ptt_acquire(p_hwfn);

	if (!p_ptt)

		return -EBUSY;

	rc = qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_NVM_PUT_FILE_BEGIN, addr,

			 &resp, &param);

	cdev->mcp_nvm_resp = resp;

	qed_ptt_release(p_hwfn, p_ptt);



	return rc;

}



int qed_mcp_nvm_write(struct qed_dev *cdev,

		      u32 cmd, u32 addr, u8 *p_buf, u32 len)

{
@@ -2776,6 +2758,9 @@ int qed_mcp_nvm_write(struct qed_dev *cdev, 
		return -EBUSY;



	switch (cmd) {

	case QED_PUT_FILE_BEGIN:

		nvm_cmd = DRV_MSG_CODE_NVM_PUT_FILE_BEGIN;

		break;

	case QED_PUT_FILE_DATA:

		nvm_cmd = DRV_MSG_CODE_NVM_PUT_FILE_DATA;

		break;
@@ -2788,10 +2773,14 @@ int qed_mcp_nvm_write(struct qed_dev *cdev, 
		goto out;

	}



	while (buf_idx < len) {

	buf_size = min_t(u32, (len - buf_idx), MCP_DRV_NVM_BUF_LEN);

		nvm_offset = ((buf_size << DRV_MB_PARAM_NVM_LEN_OFFSET) |

			      addr) + buf_idx;

	while (buf_idx < len) {

		if (cmd == QED_PUT_FILE_BEGIN)

			nvm_offset = addr;

		else

			nvm_offset = ((buf_size <<

				       DRV_MB_PARAM_NVM_LEN_OFFSET) | addr) +

				       buf_idx;

		rc = qed_mcp_nvm_wr_cmd(p_hwfn, p_ptt, nvm_cmd, nvm_offset,

					&resp, &param, buf_size,

					(u32 *)&p_buf[buf_idx]);
@@ -2816,7 +2805,19 @@ int qed_mcp_nvm_write(struct qed_dev *cdev, 
		if (buf_idx % 0x1000 > (buf_idx + buf_size) % 0x1000)

			usleep_range(1000, 2000);



		/* For MBI upgrade, MFW response includes the next buffer offset

		 * to be delivered to MFW.

		 */

		if (param && cmd == QED_PUT_FILE_DATA) {

			buf_idx = QED_MFW_GET_FIELD(param,

					FW_MB_PARAM_NVM_PUT_FILE_REQ_OFFSET);

			buf_size = QED_MFW_GET_FIELD(param,

					 FW_MB_PARAM_NVM_PUT_FILE_REQ_SIZE);

		} else {

			buf_idx += buf_size;

			buf_size = min_t(u32, (len - buf_idx),

					 MCP_DRV_NVM_BUF_LEN);

		}

	}



	cdev->mcp_nvm_resp = resp;

drivers/net/ethernet/qlogic/qed/qed_mcp.h

+0 −10
Original line number Diff line number Diff line
@@ -542,16 +542,6 @@ int qed_mcp_nvm_read(struct qed_dev *cdev, u32 addr, u8 *p_buf, u32 len); 
int qed_mcp_nvm_write(struct qed_dev *cdev,

		      u32 cmd, u32 addr, u8 *p_buf, u32 len);



/**

 * @brief Put file begin

 *

 *  @param cdev

 *  @param addr - nvm offset

 *

 * @return int - 0 - operation was successful.

 */

int qed_mcp_nvm_put_file_begin(struct qed_dev *cdev, u32 addr);



/**

 * @brief Check latest response

 *