Message ID | 20190925090856.6964-2-fedux@fedux.com.ar (mailing list archive) |
---|---|
State | Rejected |
Delegated to: | Kalle Valo |
Headers | show |
Series | ath10k: Fix ath10k_init_uart when uart_print is false | expand |
+ ath10k Federico Cuello <fedux@fedux.com.ar> writes: > Patch 4504f0e5b5714d9d26b1a80bf1fc133c95830588 introduced a workaround > for a firmware UART pin configuration bug, but it caused uart_print to be > interpreted as true when it was false and uart_pin_workaround also false. > > This patch corrects the exit condition when uart_print is false. > > Signed-off-by: Federico Cuello <fedux@fedux.com.ar> I have already applied a fix for this: https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/commit/?h=ath-next&id=1340cc631bd00431e2f174525c971f119df9efa1 But it's not CCed for stable, hopefully the stable bots still catch it.
diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index dc45d16e8d21..dd1311910d6a 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -2118,12 +2118,14 @@ static int ath10k_init_uart(struct ath10k *ar) return ret; } - if (!uart_print && ar->hw_params.uart_pin_workaround) { - ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, - ar->hw_params.uart_pin); - if (ret) { - ath10k_warn(ar, "failed to set UART TX pin: %d", ret); - return ret; + if (!uart_print) { + if (ar->hw_params.uart_pin_workaround) { + ret = ath10k_bmi_write32(ar, hi_dbg_uart_txpin, + ar->hw_params.uart_pin); + if (ret) { + ath10k_warn(ar, "failed to set UART TX pin: %d", ret); + return ret; + } } return 0;
Patch 4504f0e5b5714d9d26b1a80bf1fc133c95830588 introduced a workaround for a firmware UART pin configuration bug, but it caused uart_print to be interpreted as true when it was false and uart_pin_workaround also false. This patch corrects the exit condition when uart_print is false. Signed-off-by: Federico Cuello <fedux@fedux.com.ar> --- drivers/net/wireless/ath/ath10k/core.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)