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path: root/drivers/i2c/busses/i2c-qcom-geni.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-qcom-geni.c')
-rw-r--r--drivers/i2c/busses/i2c-qcom-geni.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c
index a89bfce5388e..17abf60c94ae 100644
--- a/drivers/i2c/busses/i2c-qcom-geni.c
+++ b/drivers/i2c/busses/i2c-qcom-geni.c
@@ -355,11 +355,13 @@ static int geni_i2c_rx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg,
{
dma_addr_t rx_dma;
unsigned long time_left;
- void *dma_buf;
+ void *dma_buf = NULL;
struct geni_se *se = &gi2c->se;
size_t len = msg->len;
- dma_buf = i2c_get_dma_safe_msg_buf(msg, 32);
+ if (!of_machine_is_compatible("lenovo,yoga-c630"))
+ dma_buf = i2c_get_dma_safe_msg_buf(msg, 32);
+
if (dma_buf)
geni_se_select_mode(se, GENI_SE_DMA);
else
@@ -394,11 +396,13 @@ static int geni_i2c_tx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg,
{
dma_addr_t tx_dma;
unsigned long time_left;
- void *dma_buf;
+ void *dma_buf = NULL;
struct geni_se *se = &gi2c->se;
size_t len = msg->len;
- dma_buf = i2c_get_dma_safe_msg_buf(msg, 32);
+ if (!of_machine_is_compatible("lenovo,yoga-c630"))
+ dma_buf = i2c_get_dma_safe_msg_buf(msg, 32);
+
if (dma_buf)
geni_se_select_mode(se, GENI_SE_DMA);
else