diff options
Diffstat (limited to 'drivers/media/cec/cec-pin-priv.h')
| -rw-r--r-- | drivers/media/cec/cec-pin-priv.h | 38 |
1 files changed, 34 insertions, 4 deletions
diff --git a/drivers/media/cec/cec-pin-priv.h b/drivers/media/cec/cec-pin-priv.h index 779384f18689..c9349f68e554 100644 --- a/drivers/media/cec/cec-pin-priv.h +++ b/drivers/media/cec/cec-pin-priv.h @@ -28,14 +28,30 @@ enum cec_pin_state { CEC_ST_TX_START_BIT_LOW, /* Drive CEC high for the start bit */ CEC_ST_TX_START_BIT_HIGH, + /* Generate a start bit period that is too short */ + CEC_ST_TX_START_BIT_HIGH_SHORT, + /* Generate a start bit period that is too long */ + CEC_ST_TX_START_BIT_HIGH_LONG, + /* Drive CEC low for the start bit using the custom timing */ + CEC_ST_TX_START_BIT_LOW_CUSTOM, + /* Drive CEC high for the start bit using the custom timing */ + CEC_ST_TX_START_BIT_HIGH_CUSTOM, /* Drive CEC low for the 0 bit */ CEC_ST_TX_DATA_BIT_0_LOW, /* Drive CEC high for the 0 bit */ CEC_ST_TX_DATA_BIT_0_HIGH, + /* Generate a bit period that is too short */ + CEC_ST_TX_DATA_BIT_0_HIGH_SHORT, + /* Generate a bit period that is too long */ + CEC_ST_TX_DATA_BIT_0_HIGH_LONG, /* Drive CEC low for the 1 bit */ CEC_ST_TX_DATA_BIT_1_LOW, /* Drive CEC high for the 1 bit */ CEC_ST_TX_DATA_BIT_1_HIGH, + /* Generate a bit period that is too short */ + CEC_ST_TX_DATA_BIT_1_HIGH_SHORT, + /* Generate a bit period that is too long */ + CEC_ST_TX_DATA_BIT_1_HIGH_LONG, /* * Wait for start of sample time to check for Ack bit or first * four initiator bits to check for Arbitration Lost. @@ -43,6 +59,20 @@ enum cec_pin_state { CEC_ST_TX_DATA_BIT_1_HIGH_PRE_SAMPLE, /* Wait for end of bit period after sampling */ CEC_ST_TX_DATA_BIT_1_HIGH_POST_SAMPLE, + /* Generate a bit period that is too short */ + CEC_ST_TX_DATA_BIT_1_HIGH_POST_SAMPLE_SHORT, + /* Generate a bit period that is too long */ + CEC_ST_TX_DATA_BIT_1_HIGH_POST_SAMPLE_LONG, + /* Drive CEC low for a data bit using the custom timing */ + CEC_ST_TX_DATA_BIT_LOW_CUSTOM, + /* Drive CEC high for a data bit using the custom timing */ + CEC_ST_TX_DATA_BIT_HIGH_CUSTOM, + /* Drive CEC low for a standalone pulse using the custom timing */ + CEC_ST_TX_PULSE_LOW_CUSTOM, + /* Drive CEC high for a standalone pulse using the custom timing */ + CEC_ST_TX_PULSE_HIGH_CUSTOM, + /* Start low drive */ + CEC_ST_TX_LOW_DRIVE, /* Rx states */ @@ -54,8 +84,8 @@ enum cec_pin_state { CEC_ST_RX_DATA_SAMPLE, /* Wait for earliest end of bit period after sampling */ CEC_ST_RX_DATA_POST_SAMPLE, - /* Wait for CEC to go high (i.e. end of bit period */ - CEC_ST_RX_DATA_HIGH, + /* Wait for CEC to go low (i.e. end of bit period) */ + CEC_ST_RX_DATA_WAIT_FOR_LOW, /* Drive CEC low to send 0 Ack bit */ CEC_ST_RX_ACK_LOW, /* End of 0 Ack time, wait for earliest end of bit period */ @@ -64,9 +94,9 @@ enum cec_pin_state { CEC_ST_RX_ACK_HIGH_POST, /* Wait for earliest end of bit period and end of message */ CEC_ST_RX_ACK_FINISH, - /* Start low drive */ - CEC_ST_LOW_DRIVE, + CEC_ST_RX_LOW_DRIVE, + /* Monitor pin using interrupts */ CEC_ST_RX_IRQ, |