linux-kernel - [PATCH v2 2/5] mtd: spi-nor: core: Add vdbg msg for spi_nor_erase_multi

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Message-ID: <20210306095002.22983-3-tudor.ambarus@microchip.com>
Date:   Sat, 6 Mar 2021 11:49:59 +0200
From:   Tudor Ambarus <tudor.ambarus@...rochip.com>
To:     <vigneshr@...com>, <p.yadav@...com>, <michael@...le.cc>
CC:     <linux-mtd@...ts.infradead.org>, <miquel.raynal@...tlin.com>,
        <richard@....at>, <linux-kernel@...r.kernel.org>,
        Tudor Ambarus <tudor.ambarus@...rochip.com>
Subject: [PATCH v2 2/5] mtd: spi-nor: core: Add vdbg msg for spi_nor_erase_multi_sectors()

Useful when debugging non-uniform erase.

Signed-off-by: Tudor Ambarus <tudor.ambarus@...rochip.com>
---
v2: 
- s/dev_dbg/dev_vdb
- move vdbg message the first thing in the while

 drivers/mtd/spi-nor/core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c
index bcaa161bc7db..498da1ec3a89 100644
--- a/drivers/mtd/spi-nor/core.c
+++ b/drivers/mtd/spi-nor/core.c
@@ -1610,6 +1610,9 @@ static int spi_nor_erase_multi_sectors(struct spi_nor *nor, u64 addr, u32 len)
 	list_for_each_entry_safe(cmd, next, &erase_list, list) {
 		nor->erase_opcode = cmd->opcode;
 		while (cmd->count) {
+			dev_vdbg(nor->dev, "erase_cmd->size = 0x%08x, erase_cmd->opcode = 0x%02x, erase_cmd->count = %d\n",
+				 cmd->size, cmd->opcode, cmd->count);
+
 			ret = spi_nor_write_enable(nor);
 			if (ret)
 				goto destroy_erase_cmd_list;
-- 
2.25.1