[PATCH 6/7] mtd: implement support for LED status activity
Christian Marangi
ansuelsmth at gmail.com
Wed Jun 5 21:21:38 CEST 2024
Implement support for LED status activity. If the feature is enabled,
make the defined ACTIVITY LED to signal mtd write or erase operations.
Signed-off-by: Christian Marangi <ansuelsmth at gmail.com>
---
cmd/mtd.c | 23 +++++++++++++++++++++++
drivers/mtd/nand/core.c | 4 ++++
drivers/mtd/nand/spi/core.c | 5 +++++
drivers/mtd/spi/spi-nor-core.c | 9 +++++++++
4 files changed, 41 insertions(+)
diff --git a/cmd/mtd.c b/cmd/mtd.c
index 9189f45cabd..aa0a41ac3bb 100644
--- a/cmd/mtd.c
+++ b/cmd/mtd.c
@@ -11,6 +11,7 @@
#include <command.h>
#include <common.h>
#include <console.h>
+#include <status_led.h>
#if CONFIG_IS_ENABLED(CMD_MTD_OTP)
#include <hexdump.h>
#endif
@@ -559,6 +560,12 @@ static int do_mtd_io(struct cmd_tbl *cmdtp, int flag, int argc,
while (mtd_block_isbad(mtd, off))
off += mtd->erasesize;
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ if (!read)
+ status_led_set(CONFIG_LED_STATUS_ACTIVITY,
+ CONFIG_LED_STATUS_BLINKING);
+#endif
+
/* Loop over the pages to do the actual read/write */
while (remaining) {
/* Skip the block if it is bad */
@@ -586,6 +593,12 @@ static int do_mtd_io(struct cmd_tbl *cmdtp, int flag, int argc,
io_op.oobbuf += io_op.oobretlen;
}
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ if (!read)
+ status_led_set(CONFIG_LED_STATUS_ACTIVITY,
+ CONFIG_LED_STATUS_OFF);
+#endif
+
if (!ret && dump)
mtd_dump_device_buf(mtd, start_off, buf, len, woob);
@@ -653,6 +666,11 @@ static int do_mtd_erase(struct cmd_tbl *cmdtp, int flag, int argc,
erase_op.addr = off;
erase_op.len = mtd->erasesize;
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ status_led_set(CONFIG_LED_STATUS_ACTIVITY,
+ CONFIG_LED_STATUS_ON);
+#endif
+
while (len) {
if (!scrub) {
ret = mtd_block_isbad(mtd, erase_op.addr);
@@ -681,6 +699,11 @@ static int do_mtd_erase(struct cmd_tbl *cmdtp, int flag, int argc,
erase_op.addr += mtd->erasesize;
}
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ status_led_set(CONFIG_LED_STATUS_ACTIVITY,
+ CONFIG_LED_STATUS_OFF);
+#endif
+
if (ret && ret != -EIO)
ret = CMD_RET_FAILURE;
else
diff --git a/drivers/mtd/nand/core.c b/drivers/mtd/nand/core.c
index f6d9c584f78..631a4c83e04 100644
--- a/drivers/mtd/nand/core.c
+++ b/drivers/mtd/nand/core.c
@@ -18,6 +18,7 @@
#include <linux/bitops.h>
#include <linux/mtd/nand.h>
#include <linux/printk.h>
+#include <status_led.h>
/**
* nanddev_isbad() - Check if a block is bad
@@ -182,6 +183,9 @@ int nanddev_mtd_erase(struct mtd_info *mtd, struct erase_info *einfo)
}
nanddev_pos_next_eraseblock(nand, &pos);
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ status_led_activity(CONFIG_LED_STATUS_ACTIVITY);
+#endif
}
return 0;
diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
index 62c28aa422d..86d7ed9e9d0 100644
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -32,6 +32,7 @@
#include <linux/bug.h>
#include <linux/mtd/spinand.h>
#include <linux/printk.h>
+#include <status_led.h>
#endif
/* SPI NAND index visible in MTD names */
@@ -657,6 +658,10 @@ static int spinand_mtd_write(struct mtd_info *mtd, loff_t to,
ops->retlen += iter.req.datalen;
ops->oobretlen += iter.req.ooblen;
+
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ status_led_activity(CONFIG_LED_STATUS_ACTIVITY);
+#endif
}
#ifndef __UBOOT__
diff --git a/drivers/mtd/spi/spi-nor-core.c b/drivers/mtd/spi/spi-nor-core.c
index f86003ca8c0..1e7436079e9 100644
--- a/drivers/mtd/spi/spi-nor-core.c
+++ b/drivers/mtd/spi/spi-nor-core.c
@@ -32,6 +32,8 @@
#include <spi-mem.h>
#include <spi.h>
+#include <status_led.h>
+
#include "sf_internal.h"
/* Define max times to check status register before we give up. */
@@ -1039,6 +1041,10 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr)
ret = spi_nor_wait_till_ready(nor);
if (ret)
goto erase_err;
+
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ status_led_activity(CONFIG_LED_STATUS_ACTIVITY);
+#endif
}
addr_known = false;
@@ -1816,6 +1822,9 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
goto write_err;
*retlen += written;
i += written;
+#ifdef CONFIG_LED_STATUS_ACTIVITY_ENABLE
+ status_led_activity(CONFIG_LED_STATUS_ACTIVITY);
+#endif
}
write_err:
--
2.43.0
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