drm/bridge/sii8620: improve transfer logs

Use dev_dbg instead of pr_debug and prettify error logs.

Change-Id: I2e7f568ce3fddab8607c83bfa3b6cdfa1af49586
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>

diff --git a/drivers/gpu/drm/bridge/sii8620.c b/drivers/gpu/drm/bridge/sii8620.c
index 25eef3a88252dec5175f58642fa130326078d5ef..c0c33d2de2deaba4069e0493ea20d88f1815803f 100644 (file)
--- a/drivers/gpu/drm/bridge/sii8620.c
+++ b/drivers/gpu/drm/bridge/sii8620.c
@@ -137,12 +137,11 @@ static void sii8620_read_buf(struct sii8620 *ctx, u16 addr, u8 *buf, int len)
                return;
 
        ret = i2c_transfer(client->adapter, msg, 2);
-       pr_debug("MHLR %02x:%02x %*ph, %d\n", msg[0].addr, addr & 0xff, len,
-                buf, ret);
+       dev_dbg(dev, "read at %04x: %*ph, %d\n", addr, len, buf, ret);
 
        if (ret != 2) {
-               dev_err(dev, "I2C read of [%#06x] failed with code %d.\n",
-                       addr, ret);
+               dev_err(dev, "Read at %#06x of %d bytes failed with code %d.\n",
+                       addr, len, ret);
                ctx->error = ret < 0 ? ret : -EIO;
        }
 }
@@ -186,11 +185,10 @@ static void sii8620_write_buf(struct sii8620 *ctx, u16 addr, const u8 *buf,
        msg.buf[0] = addr;
 
        ret = i2c_transfer(client->adapter, &msg, 1);
-       pr_debug("MHLW %02x:%02x %*ph, %d\n", msg.addr, addr & 0xff, len, buf,
-                ret);
+       dev_dbg(dev, "write at %04x: %*ph, %d\n", addr, len, buf, ret);
 
        if (ret != 1) {
-               dev_err(dev, "I2C write [%#06x]=%*ph failed with code %d.\n",
+               dev_err(dev, "Write at %#06x of %*ph failed with code %d.\n",
                        addr, len, buf, ret);
                ctx->error = ret ?: -EIO;
        }