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| author | Kevin O'Connor <kevin@koconnor.net> | 2017-06-16 14:18:30 -0400 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2017-06-16 14:26:37 -0400 |
| commit | bd48c3a083485b87e3b06c4f72b7a07d41f08d78 (patch) | |
| tree | f543e1112bee982acd551a4e8f23e2bf4ad97850 /src | |
| parent | ba58e0446dc5eeda5194b5db298bf36471b27d9f (diff) | |
| download | kutter-bd48c3a083485b87e3b06c4f72b7a07d41f08d78.tar.gz kutter-bd48c3a083485b87e3b06c4f72b7a07d41f08d78.tar.xz kutter-bd48c3a083485b87e3b06c4f72b7a07d41f08d78.zip | |
pru: Remove unnecessary barrier() calls
The writel() call already implements a barrier() internally.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'src')
| -rw-r--r-- | src/pru/main.c | 2 | ||||
| -rw-r--r-- | src/pru/pru0.c | 3 |
2 files changed, 0 insertions, 5 deletions
diff --git a/src/pru/main.c b/src/pru/main.c index 46722709..9a132a02 100644 --- a/src/pru/main.c +++ b/src/pru/main.c @@ -114,7 +114,6 @@ console_get_input(uint8_t *plen) void console_pop_input(uint8_t len) { - barrier(); writel(&SHARED_MEM->read_count, 0); } @@ -136,7 +135,6 @@ void console_push_output(uint8_t len) { uint32_t send_push_pos = SHARED_MEM->send_push_pos; - barrier(); writel(&SHARED_MEM->send_data[send_push_pos].count, len); write_r31(R31_WRITE_IRQ_SELECT | (KICK_PRU0_EVENT - R31_WRITE_IRQ_OFFSET)); SHARED_MEM->send_push_pos = ( diff --git a/src/pru/pru0.c b/src/pru/pru0.c index 1455c820..424ba5c6 100644 --- a/src/pru/pru0.c +++ b/src/pru/pru0.c @@ -40,7 +40,6 @@ check_can_send(struct pru_rpmsg_transport *transport) pru_rpmsg_send( transport, CHAN_PORT, transport_dst , &SHARED_MEM->send_data[send_pop_pos].data, count); - barrier(); writel(&SHARED_MEM->send_data[send_pop_pos].count, 0); SHARED_MEM->send_pop_pos = ( (send_pop_pos + 1) % ARRAY_SIZE(SHARED_MEM->send_data)); @@ -59,7 +58,6 @@ check_can_read(struct pru_rpmsg_transport *transport) if (ret || !len) return; SHARED_MEM->read_pos = 0; - barrier(); writel(&SHARED_MEM->read_count, len); write_r31(R31_WRITE_IRQ_SELECT | (KICK_PRU1_EVENT - R31_WRITE_IRQ_OFFSET)); } @@ -107,7 +105,6 @@ adc_reset(void) ADC->step[i].delay = 0; } // Enable ADC - barrier(); writel(&ADC->ctrl, 0x07); // Drain fifo while (readl(&ADC->fifo0count)) |