From 78e9ab0f745f14b0d8a4caed7a0bce6d0876c7e0 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Wed, 19 Jul 2023 16:14:45 +0300 Subject: [PATCH] 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 Signed-off-by: Hans Verkuil --- drivers/media/dvb-frontends/drxk_hard.c | 29 +++++-------------------- 1 file 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) { -- 2.25.1