i2c: jz4780: silence log flood on txabrt

commit 9e661cedcc0a072d91a32cb88e0515ea26e35711 upstream.

The printout for txabrt is way too talkative and is highly annoying with
scanning programs like 'i2cdetect'. Reduce it to the minimum, the rest
can be gained by I2C core debugging and datasheet information. Also,
make it a debug printout, it won't help the regular user.

Fixes: ba92222ed63a ("i2c: jz4780: Add i2c bus controller driver for Ingenic JZ4780")
Reported-by: H. Nikolaus Schaller <hns@goldelico.com>
Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c
index 4b58e8aaf5c5165d791f47c2115b5a2bc4aff14e..ba3b94505c1425d06e04dee29119f6b3c546f6a8 100644 (file)
--- a/drivers/i2c/busses/i2c-jz4780.c
+++ b/drivers/i2c/busses/i2c-jz4780.c
@@ -82,25 +82,6 @@
 #define JZ4780_I2C_STA_TFNF            BIT(1)
 #define JZ4780_I2C_STA_ACT             BIT(0)
 
-static const char * const jz4780_i2c_abrt_src[] = {
-       "ABRT_7B_ADDR_NOACK",
-       "ABRT_10ADDR1_NOACK",
-       "ABRT_10ADDR2_NOACK",
-       "ABRT_XDATA_NOACK",
-       "ABRT_GCALL_NOACK",
-       "ABRT_GCALL_READ",
-       "ABRT_HS_ACKD",
-       "SBYTE_ACKDET",
-       "ABRT_HS_NORSTRT",
-       "SBYTE_NORSTRT",
-       "ABRT_10B_RD_NORSTRT",
-       "ABRT_MASTER_DIS",
-       "ARB_LOST",
-       "SLVFLUSH_TXFIFO",
-       "SLV_ARBLOST",
-       "SLVRD_INTX",
-};
-
 #define JZ4780_I2C_INTST_IGC           BIT(11)
 #define JZ4780_I2C_INTST_ISTT          BIT(10)
 #define JZ4780_I2C_INTST_ISTP          BIT(9)
@@ -538,21 +519,8 @@ static irqreturn_t jz4780_i2c_irq(int irqno, void *dev_id)
 
 static void jz4780_i2c_txabrt(struct jz4780_i2c *i2c, int src)
 {
-       int i;
-
-       dev_err(&i2c->adap.dev, "txabrt: 0x%08x\n", src);
-       dev_err(&i2c->adap.dev, "device addr=%x\n",
-               jz4780_i2c_readw(i2c, JZ4780_I2C_TAR));
-       dev_err(&i2c->adap.dev, "send cmd count:%d  %d\n",
-               i2c->cmd, i2c->cmd_buf[i2c->cmd]);
-       dev_err(&i2c->adap.dev, "receive data count:%d  %d\n",
-               i2c->cmd, i2c->data_buf[i2c->cmd]);
-
-       for (i = 0; i < 16; i++) {
-               if (src & BIT(i))
-                       dev_dbg(&i2c->adap.dev, "I2C TXABRT[%d]=%s\n",
-                               i, jz4780_i2c_abrt_src[i]);
-       }
+       dev_dbg(&i2c->adap.dev, "txabrt: 0x%08x, cmd: %d, send: %d, recv: %d\n",
+               src, i2c->cmd, i2c->cmd_buf[i2c->cmd], i2c->data_buf[i2c->cmd]);
 }
 
 static inline int jz4780_i2c_xfer_read(struct jz4780_i2c *i2c,