diff options
Diffstat (limited to 'drivers/i2c/busses')
-rw-r--r-- | drivers/i2c/busses/i2c-designware.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-designware.c b/drivers/i2c/busses/i2c-designware.c index 443f398a2156..fd1616b3d2b5 100644 --- a/drivers/i2c/busses/i2c-designware.c +++ b/drivers/i2c/busses/i2c-designware.c | |||
@@ -257,7 +257,6 @@ static void | |||
257 | i2c_dw_xfer_msg(struct dw_i2c_dev *dev) | 257 | i2c_dw_xfer_msg(struct dw_i2c_dev *dev) |
258 | { | 258 | { |
259 | struct i2c_msg *msgs = dev->msgs; | 259 | struct i2c_msg *msgs = dev->msgs; |
260 | int num = dev->msgs_num; | ||
261 | u32 ic_con, intr_mask; | 260 | u32 ic_con, intr_mask; |
262 | int tx_limit = dev->tx_fifo_depth - readl(dev->base + DW_IC_TXFLR); | 261 | int tx_limit = dev->tx_fifo_depth - readl(dev->base + DW_IC_TXFLR); |
263 | int rx_limit = dev->rx_fifo_depth - readl(dev->base + DW_IC_RXFLR); | 262 | int rx_limit = dev->rx_fifo_depth - readl(dev->base + DW_IC_RXFLR); |
@@ -283,7 +282,7 @@ i2c_dw_xfer_msg(struct dw_i2c_dev *dev) | |||
283 | writel(1, dev->base + DW_IC_ENABLE); | 282 | writel(1, dev->base + DW_IC_ENABLE); |
284 | } | 283 | } |
285 | 284 | ||
286 | for (; dev->msg_write_idx < num; dev->msg_write_idx++) { | 285 | for (; dev->msg_write_idx < dev->msgs_num; dev->msg_write_idx++) { |
287 | /* if target address has changed, we need to | 286 | /* if target address has changed, we need to |
288 | * reprogram the target address in the i2c | 287 | * reprogram the target address in the i2c |
289 | * adapter when we are done with this transfer | 288 | * adapter when we are done with this transfer |
@@ -330,11 +329,10 @@ static void | |||
330 | i2c_dw_read(struct dw_i2c_dev *dev) | 329 | i2c_dw_read(struct dw_i2c_dev *dev) |
331 | { | 330 | { |
332 | struct i2c_msg *msgs = dev->msgs; | 331 | struct i2c_msg *msgs = dev->msgs; |
333 | int num = dev->msgs_num; | ||
334 | u32 addr = msgs[dev->msg_read_idx].addr; | 332 | u32 addr = msgs[dev->msg_read_idx].addr; |
335 | int rx_valid = readl(dev->base + DW_IC_RXFLR); | 333 | int rx_valid = readl(dev->base + DW_IC_RXFLR); |
336 | 334 | ||
337 | for (; dev->msg_read_idx < num; dev->msg_read_idx++) { | 335 | for (; dev->msg_read_idx < dev->msgs_num; dev->msg_read_idx++) { |
338 | u32 len; | 336 | u32 len; |
339 | u8 *buf; | 337 | u8 *buf; |
340 | 338 | ||