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| author | Jakub Kicinski <kuba@kernel.org> | 2022-11-03 11:38:42 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-11-03 13:21:54 -0700 |
| commit | fbeb229a6622523c092a13c02bd0e15f69240dde (patch) | |
| tree | a48bf5ff455cedae6555ef071e0d8bdb29487824 /drivers/counter/microchip-tcb-capture.c | |
| parent | d9095f92950bd16745b9ec24ebebc12d14b3a3e8 (diff) | |
| parent | 9521c9d6a53df9c44a5f5ddbc229ceaf3cf79ef6 (diff) | |
| download | linux-fbeb229a6622523c092a13c02bd0e15f69240dde.tar.gz linux-fbeb229a6622523c092a13c02bd0e15f69240dde.tar.bz2 linux-fbeb229a6622523c092a13c02bd0e15f69240dde.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/counter/microchip-tcb-capture.c')
| -rw-r--r-- | drivers/counter/microchip-tcb-capture.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c index f9dee15d9777..e2d1dc6ca668 100644 --- a/drivers/counter/microchip-tcb-capture.c +++ b/drivers/counter/microchip-tcb-capture.c @@ -28,7 +28,6 @@ struct mchp_tc_data { int qdec_mode; int num_channels; int channel[2]; - bool trig_inverted; }; static const enum counter_function mchp_tc_count_functions[] = { @@ -153,7 +152,7 @@ static int mchp_tc_count_signal_read(struct counter_device *counter, regmap_read(priv->regmap, ATMEL_TC_REG(priv->channel[0], SR), &sr); - if (priv->trig_inverted) + if (signal->id == 1) sigstatus = (sr & ATMEL_TC_MTIOB); else sigstatus = (sr & ATMEL_TC_MTIOA); @@ -171,6 +170,17 @@ static int mchp_tc_count_action_read(struct counter_device *counter, struct mchp_tc_data *const priv = counter_priv(counter); u32 cmr; + if (priv->qdec_mode) { + *action = COUNTER_SYNAPSE_ACTION_BOTH_EDGES; + return 0; + } + + /* Only TIOA signal is evaluated in non-QDEC mode */ + if (synapse->signal->id != 0) { + *action = COUNTER_SYNAPSE_ACTION_NONE; + return 0; + } + regmap_read(priv->regmap, ATMEL_TC_REG(priv->channel[0], CMR), &cmr); switch (cmr & ATMEL_TC_ETRGEDG) { @@ -199,8 +209,8 @@ static int mchp_tc_count_action_write(struct counter_device *counter, struct mchp_tc_data *const priv = counter_priv(counter); u32 edge = ATMEL_TC_ETRGEDG_NONE; - /* QDEC mode is rising edge only */ - if (priv->qdec_mode) + /* QDEC mode is rising edge only; only TIOA handled in non-QDEC mode */ + if (priv->qdec_mode || synapse->signal->id != 0) return -EINVAL; switch (action) { |