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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2023-07-19 16:14:45 +0300
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2023-07-25 09:24:30 +0200
commit78e9ab0f745f14b0d8a4caed7a0bce6d0876c7e0 (patch)
tree0c3e35d2016adfc1ac57bdff1e051c023f5395de
parent906a6c1c4561bfe5d819c9beeb82b38bbc256c2a (diff)
media: drxk: Use %*ph for printing hexdump of a small buffer
The kernel already has a helper to print a hexdump of a small buffer via pointer extension. Use that instead of open coded variant. In long term it helps to kill pr_cont() or at least narrow down its use. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
-rw-r--r--drivers/media/dvb-frontends/drxk_hard.c29
1 files changed, 5 insertions, 24 deletions
diff --git a/drivers/media/dvb-frontends/drxk_hard.c b/drivers/media/dvb-frontends/drxk_hard.c
index 3301ef75d441..d0c373e8002c 100644
--- a/drivers/media/dvb-frontends/drxk_hard.c
+++ b/drivers/media/dvb-frontends/drxk_hard.c
@@ -229,13 +229,8 @@ static int i2c_write(struct drxk_state *state, u8 adr, u8 *data, int len)
struct i2c_msg msg = {
.addr = adr, .flags = 0, .buf = data, .len = len };
- dprintk(3, ":");
- if (debug > 2) {
- int i;
- for (i = 0; i < len; i++)
- pr_cont(" %02x", data[i]);
- pr_cont("\n");
- }
+ dprintk(3, ": %*ph\n", len, data);
+
status = drxk_i2c_transfer(state, &msg, 1);
if (status >= 0 && status != 1)
status = -EIO;
@@ -267,16 +262,7 @@ static int i2c_read(struct drxk_state *state,
pr_err("i2c read error at addr 0x%02x\n", adr);
return status;
}
- if (debug > 2) {
- int i;
- dprintk(2, ": read from");
- for (i = 0; i < len; i++)
- pr_cont(" %02x", msg[i]);
- pr_cont(", value = ");
- for (i = 0; i < alen; i++)
- pr_cont(" %02x", answ[i]);
- pr_cont("\n");
- }
+ dprintk(3, ": read from %*ph, value = %*ph\n", len, msg, alen, answ);
return 0;
}
@@ -441,13 +427,8 @@ static int write_block(struct drxk_state *state, u32 address,
}
memcpy(&state->chunk[adr_length], p_block, chunk);
dprintk(2, "(0x%08x, 0x%02x)\n", address, flags);
- if (debug > 1) {
- int i;
- if (p_block)
- for (i = 0; i < chunk; i++)
- pr_cont(" %02x", p_block[i]);
- pr_cont("\n");
- }
+ if (p_block)
+ dprintk(2, "%*ph\n", chunk, p_block);
status = i2c_write(state, state->demod_address,
&state->chunk[0], chunk + adr_length);
if (status < 0) {