diff options
author | Jens Axboe <axboe@kernel.dk> | 2018-02-07 15:54:20 -0700 |
---|---|---|
committer | Jens Axboe <axboe@kernel.dk> | 2018-02-07 15:54:20 -0700 |
commit | 61a695184fcc8f225327206b88320279dd8684af (patch) | |
tree | 6cbda2b0e7de94ebad95072d17cc0aa82c9d8ab3 /drivers/media/cec/cec-adap.c | |
parent | 9e05c864993c5442227f83ae1694a737d7a102ed (diff) | |
parent | 581e400ff935d34d95811258586128bf11baef15 (diff) |
Merge branch 'master' into test
* master: (1190 commits)
ASoC: stm32: add of dependency for stm32 drivers
ASoC: mt8173-rt5650: fix child-node lookup
ASoC: dapm: fix debugfs read using path->connected
platform/x86: samsung-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro
platform/x86: ideapad-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro
platform/x86: dell-laptop: Re-use DEFINE_SHOW_ATTRIBUTE() macro
seq_file: Introduce DEFINE_SHOW_ATTRIBUTE() helper macro
Documentation/sysctl/user.txt: fix typo
MAINTAINERS: update ARM/QUALCOMM SUPPORT patterns
MAINTAINERS: update various PALM patterns
MAINTAINERS: update "ARM/OXNAS platform support" patterns
MAINTAINERS: update Cortina/Gemini patterns
MAINTAINERS: remove ARM/CLKDEV SUPPORT file pattern
MAINTAINERS: remove ANDROID ION pattern
mm: docs: add blank lines to silence sphinx "Unexpected indentation" errors
mm: docs: fix parameter names mismatch
mm: docs: fixup punctuation
pipe: read buffer limits atomically
pipe: simplify round_pipe_size()
pipe: reject F_SETPIPE_SZ with size over UINT_MAX
...
Diffstat (limited to 'drivers/media/cec/cec-adap.c')
-rw-r--r-- | drivers/media/cec/cec-adap.c | 81 |
1 files changed, 29 insertions, 52 deletions
diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c index 98f88c43f62c..2b1e540587d6 100644 --- a/drivers/media/cec/cec-adap.c +++ b/drivers/media/cec/cec-adap.c @@ -540,7 +540,7 @@ void cec_transmit_done_ts(struct cec_adapter *adap, u8 status, unsigned int attempts_made = arb_lost_cnt + nack_cnt + low_drive_cnt + error_cnt; - dprintk(2, "%s: status %02x\n", __func__, status); + dprintk(2, "%s: status 0x%02x\n", __func__, status); if (attempts_made < 1) attempts_made = 1; @@ -1788,9 +1788,6 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg, int la_idx = cec_log_addr2idx(adap, dest_laddr); bool from_unregistered = init_laddr == 0xf; struct cec_msg tx_cec_msg = { }; -#ifdef CONFIG_MEDIA_CEC_RC - int scancode; -#endif dprintk(2, "%s: %*ph\n", __func__, msg->len, msg->msg); @@ -1886,9 +1883,11 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg, */ case 0x60: if (msg->len == 2) - scancode = msg->msg[2]; + rc_keydown(adap->rc, RC_PROTO_CEC, + msg->msg[2], 0); else - scancode = msg->msg[2] << 8 | msg->msg[3]; + rc_keydown(adap->rc, RC_PROTO_CEC, + msg->msg[2] << 8 | msg->msg[3], 0); break; /* * Other function messages that are not handled. @@ -1901,54 +1900,11 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg, */ case 0x56: case 0x57: case 0x67: case 0x68: case 0x69: case 0x6a: - scancode = -1; break; default: - scancode = msg->msg[2]; - break; - } - - /* Was repeating, but keypress timed out */ - if (adap->rc_repeating && !adap->rc->keypressed) { - adap->rc_repeating = false; - adap->rc_last_scancode = -1; - } - /* Different keypress from last time, ends repeat mode */ - if (adap->rc_last_scancode != scancode) { - rc_keyup(adap->rc); - adap->rc_repeating = false; - } - /* We can't handle this scancode */ - if (scancode < 0) { - adap->rc_last_scancode = scancode; - break; - } - - /* Send key press */ - rc_keydown(adap->rc, RC_PROTO_CEC, scancode, 0); - - /* When in repeating mode, we're done */ - if (adap->rc_repeating) - break; - - /* - * We are not repeating, but the new scancode is - * the same as the last one, and this second key press is - * within 550 ms (the 'Follower Safety Timeout') from the - * previous key press, so we now enable the repeating mode. - */ - if (adap->rc_last_scancode == scancode && - msg->rx_ts - adap->rc_last_keypress < 550 * NSEC_PER_MSEC) { - adap->rc_repeating = true; + rc_keydown(adap->rc, RC_PROTO_CEC, msg->msg[2], 0); break; } - /* - * Not in repeating mode, so avoid triggering repeat mode - * by calling keyup. - */ - rc_keyup(adap->rc); - adap->rc_last_scancode = scancode; - adap->rc_last_keypress = msg->rx_ts; #endif break; @@ -1958,8 +1914,6 @@ static int cec_receive_notify(struct cec_adapter *adap, struct cec_msg *msg, break; #ifdef CONFIG_MEDIA_CEC_RC rc_keyup(adap->rc); - adap->rc_repeating = false; - adap->rc_last_scancode = -1; #endif break; @@ -2053,6 +2007,29 @@ void cec_monitor_all_cnt_dec(struct cec_adapter *adap) WARN_ON(call_op(adap, adap_monitor_all_enable, 0)); } +/* + * Helper functions to keep track of the 'monitor pin' use count. + * + * These functions are called with adap->lock held. + */ +int cec_monitor_pin_cnt_inc(struct cec_adapter *adap) +{ + int ret = 0; + + if (adap->monitor_pin_cnt == 0) + ret = call_op(adap, adap_monitor_pin_enable, 1); + if (ret == 0) + adap->monitor_pin_cnt++; + return ret; +} + +void cec_monitor_pin_cnt_dec(struct cec_adapter *adap) +{ + adap->monitor_pin_cnt--; + if (adap->monitor_pin_cnt == 0) + WARN_ON(call_op(adap, adap_monitor_pin_enable, 0)); +} + #ifdef CONFIG_DEBUG_FS /* * Log the current state of the CEC adapter. |