[PATCH v3 2/4] Staging: rts5208: Replace custom macro with print_hex_dump_bytes

[Fabio Falzoi <fabio.falzoi84@gmail.com>]

Use print_hex_dump_bytes to have memory properly dumped only when
DEBUG is defined.

Signed-off-by: Fabio Falzoi <fabio.falzoi84@gmail.com>
---
 drivers/staging/rts5208/ms.c        |  4 ++--
 drivers/staging/rts5208/rtsx_chip.c |  4 ++--
 drivers/staging/rts5208/rtsx_scsi.c |  9 ++++-----
 drivers/staging/rts5208/sd.c        |  6 +++---
 drivers/staging/rts5208/trace.h     | 11 +++++------
 5 files changed, 16 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/rts5208/ms.c b/drivers/staging/rts5208/ms.c
index 2476d22..0a33043 100644
--- a/drivers/staging/rts5208/ms.c
+++ b/drivers/staging/rts5208/ms.c
@@ -307,7 +307,7 @@ static int ms_read_bytes(struct rtsx_chip *chip,
 
 	if ((tpc == PRO_READ_SHORT_DATA) && (data_len == 8)) {
 		pr_debug("Read format progress:\n");
-		RTSX_DUMP(ptr, cnt);
+		rtsx_hex_dump(ptr, cnt);
 	}
 
 	return STATUS_SUCCESS;
@@ -1910,7 +1910,7 @@ RE_SEARCH:
 	ptr = rtsx_get_cmd_data(chip);
 
 	pr_debug("Boot block data:\n");
-	RTSX_DUMP(ptr, 16);
+	rtsx_hex_dump(ptr, 16);
 
 	/* Block ID error
 	 * HEADER_ID0, HEADER_ID1
diff --git a/drivers/staging/rts5208/rtsx_chip.c b/drivers/staging/rts5208/rtsx_chip.c
index 8f447ef..761e83c 100644
--- a/drivers/staging/rts5208/rtsx_chip.c
+++ b/drivers/staging/rts5208/rtsx_chip.c
@@ -1299,8 +1299,8 @@ int rtsx_write_cfg_seq(struct rtsx_chip *chip, u8 func, u16 addr, u8 *buf,
 		}
 	}
 
-	RTSX_DUMP(mask, dw_len * 4);
-	RTSX_DUMP(data, dw_len * 4);
+	rtsx_hex_dump(mask, dw_len * 4);
+	rtsx_hex_dump(data, dw_len * 4);
 
 	for (i = 0; i < dw_len; i++) {
 		retval = rtsx_write_cfg_dw(chip, func, aligned_addr + i * 4,
diff --git a/drivers/staging/rts5208/rtsx_scsi.c b/drivers/staging/rts5208/rtsx_scsi.c
index fd3c2e7..8269a02 100644
--- a/drivers/staging/rts5208/rtsx_scsi.c
+++ b/drivers/staging/rts5208/rtsx_scsi.c
@@ -40,7 +40,8 @@
 void scsi_show_command(struct scsi_cmnd *srb)
 {
 	char *what = NULL;
-	int i, unknown_cmd = 0;
+	int unknown_cmd = 0;
+	size_t len;
 
 	switch (srb->cmnd[0]) {
 	case TEST_UNIT_READY:
@@ -319,10 +320,8 @@ void scsi_show_command(struct scsi_cmnd *srb)
 		pr_debug("Command %s (%d bytes)\n", what, srb->cmd_len);
 
 	if (unknown_cmd) {
-		pr_debug("");
-		for (i = 0; i < srb->cmd_len && i < 16; i++)
-			pr_debug(" %02x", srb->cmnd[i]);
-		pr_debug("\n");
+		len = min_t(size_t, srb->cmd_len, 16);
+		rtsx_hex_dump(srb->cmnd, len);
 	}
 }
 
diff --git a/drivers/staging/rts5208/sd.c b/drivers/staging/rts5208/sd.c
index 96acd39..2f50f9c 100644
--- a/drivers/staging/rts5208/sd.c
+++ b/drivers/staging/rts5208/sd.c
@@ -426,7 +426,7 @@ static int sd_check_csd(struct rtsx_chip *chip, char check_wp)
 	memcpy(sd_card->raw_csd, rsp + 1, 15);
 
 	pr_debug("CSD Response:\n");
-	RTSX_DUMP(sd_card->raw_csd, 16);
+	rtsx_hex_dump(sd_card->raw_csd, 16);
 
 	csd_ver = (rsp[1] & 0xc0) >> 6;
 	pr_debug("csd_ver = %d\n", csd_ver);
@@ -1059,7 +1059,7 @@ static int sd_check_switch_mode(struct rtsx_chip *chip, u8 mode,
 		TRACE_RET(chip, STATUS_FAIL);
 	}
 
-	RTSX_DUMP(buf, 64);
+	rtsx_hex_dump(buf, 64);
 
 	if (func_group == NO_ARGUMENT) {
 		sd_card->func_group1_mask = buf[0x0D];
@@ -2107,7 +2107,7 @@ static int sd_check_wp_state(struct rtsx_chip *chip)
 	}
 
 	pr_debug("ACMD13:\n");
-	RTSX_DUMP(buf, 64);
+	rtsx_hex_dump(buf, 64);
 
 	sd_card_type = ((u16)buf[2] << 8) | buf[3];
 	pr_debug("sd_card_type = 0x%04x\n", sd_card_type);
diff --git a/drivers/staging/rts5208/trace.h b/drivers/staging/rts5208/trace.h
index 7fcb459..6a85415 100644
--- a/drivers/staging/rts5208/trace.h
+++ b/drivers/staging/rts5208/trace.h
@@ -82,12 +82,11 @@ static inline char *filename(char *path)
 #define TRACE_GOTO(chip, label)	goto label
 #endif
 
-#ifdef CONFIG_RTS5208_DEBUG
-#define RTSX_DUMP(buf, buf_len)					\
-	print_hex_dump(KERN_DEBUG, KBUILD_MODNAME ": ",		\
-		       DUMP_PREFIX_NONE, 16, 1, (buf), (buf_len), false)
-#else
-#define RTSX_DUMP(buf, buf_len)
+static inline void rtsx_hex_dump(const void *buf, size_t len)
+{
+#ifdef DEBUG
+	print_hex_dump_bytes(KBUILD_MODNAME ": ", DUMP_PREFIX_NONE, buf, len);
 #endif
+}
 
 #endif  /* __REALTEK_RTSX_TRACE_H */
-- 
2.0.0