Lines Matching +full:op +full:- +full:mode
1 // SPDX-License-Identifier: GPL-2.0-only
10 #include <media/cec-pin.h>
11 #include "cec-pin-priv.h"
20 { CEC_ERROR_INJ_RX_NACK_OFFSET, -1, "rx-nack" },
22 CEC_ERROR_INJ_RX_LOW_DRIVE_ARG_IDX, "rx-low-drive" },
23 { CEC_ERROR_INJ_RX_ADD_BYTE_OFFSET, -1, "rx-add-byte" },
24 { CEC_ERROR_INJ_RX_REMOVE_BYTE_OFFSET, -1, "rx-remove-byte" },
26 CEC_ERROR_INJ_RX_ARB_LOST_ARG_IDX, "rx-arb-lost" },
28 { CEC_ERROR_INJ_TX_NO_EOM_OFFSET, -1, "tx-no-eom" },
29 { CEC_ERROR_INJ_TX_EARLY_EOM_OFFSET, -1, "tx-early-eom" },
31 CEC_ERROR_INJ_TX_ADD_BYTES_ARG_IDX, "tx-add-bytes" },
32 { CEC_ERROR_INJ_TX_REMOVE_BYTE_OFFSET, -1, "tx-remove-byte" },
34 CEC_ERROR_INJ_TX_SHORT_BIT_ARG_IDX, "tx-short-bit" },
36 CEC_ERROR_INJ_TX_LONG_BIT_ARG_IDX, "tx-long-bit" },
38 CEC_ERROR_INJ_TX_CUSTOM_BIT_ARG_IDX, "tx-custom-bit" },
39 { CEC_ERROR_INJ_TX_SHORT_START_OFFSET, -1, "tx-short-start" },
40 { CEC_ERROR_INJ_TX_LONG_START_OFFSET, -1, "tx-long-start" },
41 { CEC_ERROR_INJ_TX_CUSTOM_START_OFFSET, -1, "tx-custom-start" },
43 CEC_ERROR_INJ_TX_LAST_BIT_ARG_IDX, "tx-last-bit" },
45 CEC_ERROR_INJ_TX_LOW_DRIVE_ARG_IDX, "tx-low-drive" },
46 { 0, -1, NULL }
54 if (!(pin->error_inj[cmd] & CEC_ERROR_INJ_RX_MASK) && in cec_pin_rx_error_inj()
55 pin->rx_bit >= 18) in cec_pin_rx_error_inj()
56 cmd = pin->rx_msg.msg[1]; in cec_pin_rx_error_inj()
57 return (pin->error_inj[cmd] & CEC_ERROR_INJ_RX_MASK) ? cmd : in cec_pin_rx_error_inj()
65 if (!(pin->error_inj[cmd] & CEC_ERROR_INJ_TX_MASK) && in cec_pin_tx_error_inj()
66 pin->tx_msg.len > 1) in cec_pin_tx_error_inj()
67 cmd = pin->tx_msg.msg[1]; in cec_pin_tx_error_inj()
68 return (pin->error_inj[cmd] & CEC_ERROR_INJ_TX_MASK) ? cmd : in cec_pin_tx_error_inj()
75 struct cec_pin *pin = adap->pin; in cec_pin_error_inj_parse_line()
84 u8 op; in cec_pin_error_inj_parse_line() local
85 u8 mode; in cec_pin_error_inj_parse_line() local
91 memset(pin->error_inj, 0, sizeof(pin->error_inj)); in cec_pin_error_inj_parse_line()
92 pin->rx_toggle = pin->tx_toggle = false; in cec_pin_error_inj_parse_line()
93 pin->tx_ignore_nack_until_eom = false; in cec_pin_error_inj_parse_line()
94 pin->tx_custom_pulse = false; in cec_pin_error_inj_parse_line()
95 pin->tx_custom_low_usecs = CEC_TIM_CUSTOM_DEFAULT; in cec_pin_error_inj_parse_line()
96 pin->tx_custom_high_usecs = CEC_TIM_CUSTOM_DEFAULT; in cec_pin_error_inj_parse_line()
99 if (!strcmp(token, "rx-clear")) { in cec_pin_error_inj_parse_line()
101 pin->error_inj[i] &= ~CEC_ERROR_INJ_RX_MASK; in cec_pin_error_inj_parse_line()
102 pin->rx_toggle = false; in cec_pin_error_inj_parse_line()
105 if (!strcmp(token, "tx-clear")) { in cec_pin_error_inj_parse_line()
107 pin->error_inj[i] &= ~CEC_ERROR_INJ_TX_MASK; in cec_pin_error_inj_parse_line()
108 pin->tx_toggle = false; in cec_pin_error_inj_parse_line()
109 pin->tx_ignore_nack_until_eom = false; in cec_pin_error_inj_parse_line()
110 pin->tx_custom_pulse = false; in cec_pin_error_inj_parse_line()
111 pin->tx_custom_low_usecs = CEC_TIM_CUSTOM_DEFAULT; in cec_pin_error_inj_parse_line()
112 pin->tx_custom_high_usecs = CEC_TIM_CUSTOM_DEFAULT; in cec_pin_error_inj_parse_line()
115 if (!strcmp(token, "tx-ignore-nack-until-eom")) { in cec_pin_error_inj_parse_line()
116 pin->tx_ignore_nack_until_eom = true; in cec_pin_error_inj_parse_line()
119 if (!strcmp(token, "tx-custom-pulse")) { in cec_pin_error_inj_parse_line()
120 pin->tx_custom_pulse = true; in cec_pin_error_inj_parse_line()
128 if (!strcmp(token, "tx-custom-low-usecs")) { in cec_pin_error_inj_parse_line()
133 pin->tx_custom_low_usecs = usecs; in cec_pin_error_inj_parse_line()
136 if (!strcmp(token, "tx-custom-high-usecs")) { in cec_pin_error_inj_parse_line()
141 pin->tx_custom_high_usecs = usecs; in cec_pin_error_inj_parse_line()
150 error = pin->error_inj + CEC_ERROR_INJ_OP_ANY; in cec_pin_error_inj_parse_line()
151 args = pin->error_inj_args[CEC_ERROR_INJ_OP_ANY]; in cec_pin_error_inj_parse_line()
152 } else if (!kstrtou8(token, 0, &op)) { in cec_pin_error_inj_parse_line()
154 error = pin->error_inj + op; in cec_pin_error_inj_parse_line()
155 args = pin->error_inj_args[op]; in cec_pin_error_inj_parse_line()
160 mode = CEC_ERROR_INJ_MODE_ONCE; in cec_pin_error_inj_parse_line()
163 mode = CEC_ERROR_INJ_MODE_OFF; in cec_pin_error_inj_parse_line()
165 mode = CEC_ERROR_INJ_MODE_ONCE; in cec_pin_error_inj_parse_line()
167 mode = CEC_ERROR_INJ_MODE_ALWAYS; in cec_pin_error_inj_parse_line()
169 mode = CEC_ERROR_INJ_MODE_TOGGLE; in cec_pin_error_inj_parse_line()
184 if (!strcmp(token, "rx-clear")) { in cec_pin_error_inj_parse_line()
188 if (!strcmp(token, "tx-clear")) { in cec_pin_error_inj_parse_line()
232 *error |= (u64)mode << mode_offset; in cec_pin_error_inj_parse_line()
240 static void cec_pin_show_cmd(struct seq_file *sf, u32 cmd, u8 mode) in cec_pin_show_cmd() argument
246 switch (mode) { in cec_pin_show_cmd()
264 struct cec_pin *pin = adap->pin; in cec_pin_error_inj_show()
269 seq_puts(sf, "# rx-clear clear all rx error injections\n"); in cec_pin_error_inj_show()
270 seq_puts(sf, "# tx-clear clear all tx error injections\n"); in cec_pin_error_inj_show()
271 seq_puts(sf, "# <op> clear clear all rx and tx error injections for <op>\n"); in cec_pin_error_inj_show()
272 seq_puts(sf, "# <op> rx-clear clear all rx error injections for <op>\n"); in cec_pin_error_inj_show()
273 seq_puts(sf, "# <op> tx-clear clear all tx error injections for <op>\n"); in cec_pin_error_inj_show()
276 …seq_puts(sf, "# <op>[,<mode>] rx-nack NACK the message instead of sending an ACK\n"… in cec_pin_error_inj_show()
277 …seq_puts(sf, "# <op>[,<mode>] rx-low-drive <bit> force a low-drive condition at this bit posit… in cec_pin_error_inj_show()
278 …seq_puts(sf, "# <op>[,<mode>] rx-add-byte add a spurious byte to the received CEC messa… in cec_pin_error_inj_show()
279 …seq_puts(sf, "# <op>[,<mode>] rx-remove-byte remove the last byte from the received CEC me… in cec_pin_error_inj_show()
280 …seq_puts(sf, "# <op>[,<mode>] rx-arb-lost <poll> generate a POLL message to trigger an arbitra… in cec_pin_error_inj_show()
283 seq_puts(sf, "# tx-ignore-nack-until-eom ignore early NACKs until EOM\n"); in cec_pin_error_inj_show()
284 …seq_puts(sf, "# tx-custom-low-usecs <usecs> define the 'low' time for the custom pulse\n"… in cec_pin_error_inj_show()
285 …seq_puts(sf, "# tx-custom-high-usecs <usecs> define the 'high' time for the custom pulse\n… in cec_pin_error_inj_show()
286 …seq_puts(sf, "# tx-custom-pulse transmit the custom pulse once the bus is idl… in cec_pin_error_inj_show()
289 seq_puts(sf, "# <op>[,<mode>] tx-no-eom don't set the EOM bit\n"); in cec_pin_error_inj_show()
290 seq_puts(sf, "# <op>[,<mode>] tx-early-eom set the EOM bit one byte too soon\n"); in cec_pin_error_inj_show()
291 …seq_puts(sf, "# <op>[,<mode>] tx-add-bytes <num> append <num> (1-255) spurious bytes to the me… in cec_pin_error_inj_show()
292 seq_puts(sf, "# <op>[,<mode>] tx-remove-byte drop the last byte from the message\n"); in cec_pin_error_inj_show()
293 seq_puts(sf, "# <op>[,<mode>] tx-short-bit <bit> make this bit shorter than allowed\n"); in cec_pin_error_inj_show()
294 seq_puts(sf, "# <op>[,<mode>] tx-long-bit <bit> make this bit longer than allowed\n"); in cec_pin_error_inj_show()
295 seq_puts(sf, "# <op>[,<mode>] tx-custom-bit <bit> send the custom pulse instead of this bit\n"); in cec_pin_error_inj_show()
296 seq_puts(sf, "# <op>[,<mode>] tx-short-start send a start pulse that's too short\n"); in cec_pin_error_inj_show()
297 seq_puts(sf, "# <op>[,<mode>] tx-long-start send a start pulse that's too long\n"); in cec_pin_error_inj_show()
298 …seq_puts(sf, "# <op>[,<mode>] tx-custom-start send the custom pulse instead of the start pu… in cec_pin_error_inj_show()
299 seq_puts(sf, "# <op>[,<mode>] tx-last-bit <bit> stop sending after this bit\n"); in cec_pin_error_inj_show()
300 …seq_puts(sf, "# <op>[,<mode>] tx-low-drive <bit> force a low-drive condition at this bit posit… in cec_pin_error_inj_show()
302 seq_puts(sf, "# <op> CEC message opcode (0-255) or 'any'\n"); in cec_pin_error_inj_show()
303 seq_puts(sf, "# <mode> 'once' (default), 'always', 'toggle' or 'off'\n"); in cec_pin_error_inj_show()
304 seq_puts(sf, "# <bit> CEC message bit (0-159)\n"); in cec_pin_error_inj_show()
305 seq_puts(sf, "# 10 bits per 'byte': bits 0-7: data, bit 8: EOM, bit 9: ACK\n"); in cec_pin_error_inj_show()
306 …seq_puts(sf, "# <poll> CEC poll message used to test arbitration lost (0x00-0xff, default 0x0f… in cec_pin_error_inj_show()
307 seq_puts(sf, "# <usecs> microseconds (0-10000000, default 1000)\n"); in cec_pin_error_inj_show()
311 for (i = 0; i < ARRAY_SIZE(pin->error_inj); i++) { in cec_pin_error_inj_show()
312 u64 e = pin->error_inj[i]; in cec_pin_error_inj_show()
316 unsigned int mode; in cec_pin_error_inj_show() local
322 mode = (e >> mode_offset) & CEC_ERROR_INJ_MODE_MASK; in cec_pin_error_inj_show()
323 if (!mode) in cec_pin_error_inj_show()
325 cec_pin_show_cmd(sf, i, mode); in cec_pin_error_inj_show()
329 pin->error_inj_args[i][arg_idx]); in cec_pin_error_inj_show()
334 if (pin->tx_ignore_nack_until_eom) in cec_pin_error_inj_show()
335 seq_puts(sf, "tx-ignore-nack-until-eom\n"); in cec_pin_error_inj_show()
336 if (pin->tx_custom_pulse) in cec_pin_error_inj_show()
337 seq_puts(sf, "tx-custom-pulse\n"); in cec_pin_error_inj_show()
338 if (pin->tx_custom_low_usecs != CEC_TIM_CUSTOM_DEFAULT) in cec_pin_error_inj_show()
339 seq_printf(sf, "tx-custom-low-usecs %u\n", in cec_pin_error_inj_show()
340 pin->tx_custom_low_usecs); in cec_pin_error_inj_show()
341 if (pin->tx_custom_high_usecs != CEC_TIM_CUSTOM_DEFAULT) in cec_pin_error_inj_show()
342 seq_printf(sf, "tx-custom-high-usecs %u\n", in cec_pin_error_inj_show()
343 pin->tx_custom_high_usecs); in cec_pin_error_inj_show()