i2c revert to old fifo write

me-no-dev · me-no-dev · commit 8e7d00b9a887 · 2016-12-09T18:07:59.000+02:00
diff --git a/cores/esp32/esp32-hal-i2c.c b/cores/esp32/esp32-hal-i2c.c
@@ -172,13 +172,9 @@ i2c_err_t i2cWrite(i2c_t * i2c, uint16_t address, bool addr_10bit, uint8_t * dat
             }
         }
         i = 0;
-        uint32_t fifotail = 0;
         while(i<dataSend) {
-            fifotail = i2c->dev->fifo_st.tx_fifo_end_addr;
             i++;
             i2c->dev->fifo_data.data = data[index++];
-            // Wait for FIFO to update
-            while(i2c->dev->fifo_st.tx_fifo_end_addr == fifotail) {};
         }
         i2cSetCmd(i2c, 1, I2C_CMD_WRITE, willSend, false, false, true);
         dataLen -= willSend;

Original file line number	Diff line number	Diff line change
`@@ -172,13 +172,9 @@ i2c_err_t i2cWrite(i2c_t * i2c, uint16_t address, bool addr_10bit, uint8_t * dat`
`172`	`172`	`}`
`173`	`173`	`}`
`174`	`174`	`i = 0;`
`175`		`- uint32_t fifotail = 0;`
`176`	`175`	`while(i<dataSend) {`
`177`		`- fifotail = i2c->dev->fifo_st.tx_fifo_end_addr;`
`178`	`176`	`i++;`
`179`	`177`	`i2c->dev->fifo_data.data = data[index++];`
`180`		`- // Wait for FIFO to update`
`181`		`- while(i2c->dev->fifo_st.tx_fifo_end_addr == fifotail) {};`
`182`	`178`	`}`
`183`	`179`	`i2cSetCmd(i2c, 1, I2C_CMD_WRITE, willSend, false, false, true);`
`184`	`180`	`dataLen -= willSend;`