openwrt/target/linux/mediatek/patches-5.15/410-bt-mtk-serial-fix.patch
Petr Štetiar ca5c695a45 kernel: bump 5.15 to 5.15.62
Deleted following upstreamed patches:

 bcm27xx: 950-0006-drm-vc4-hdmi-Fix-HPD-GPIO-detection.patch
 bcm27xx: 950-0420-drm-vc4-Adopt-the-dma-configuration-from-the-HVS-or-.patch
 bcm27xx: 950-0425-drm-vc4-A-present-but-empty-dmas-disables-audio.patch
 bcm27xx: 950-0432-vc4-drm-Avoid-full-hdmi-audio-fifo-writes.patch
 bcm27xx: 950-0433-vc4-drm-vc4_plane-Remove-subpixel-positioning-check.patch
 bcm27xx: 950-0435-drm-vc4-Correct-pixel-order-for-DSI0.patch
 bcm27xx: 950-0436-drm-vc4-Register-dsi0-as-the-correct-vc4-encoder-typ.patch
 bcm27xx: 950-0437-drm-vc4-Fix-dsi0-interrupt-support.patch
 bcm27xx: 950-0438-drm-vc4-Add-correct-stop-condition-to-vc4_dsi_encode.patch
 bcm27xx: 950-0443-drm-vc4-Fix-timings-for-interlaced-modes.patch
 bcm27xx: 950-0445-drm-vc4-Fix-margin-calculations-for-the-right-bottom.patch
 bcm27xx: 950-0475-drm-vc4-Reset-HDMI-MISC_CONTROL-register.patch
 bcm27xx: 950-0476-drm-vc4-Release-workaround-buffer-and-DMA-in-error-p.patch
 bcm27xx: 950-0477-drm-vc4-Correct-DSI-divider-calculations.patch
 bcm27xx: 950-0664-drm-vc4-dsi-Correct-max-divider-to-255-not-7.patch

 bcm53xx: 072-next-ARM_dts_BCM53015-add-mr26.patch

 mediatek: 920-linux-next-dts-mt7622-bpi-r64-fix-wps-button.patch

Manually rebased following patches:

 bcm27xx: 950-0004-drm-vc4-hdmi-Remove-the-DDC-probing-for-status-detec.patch
 bcm27xx: 950-0700-net-phy-lan87xx-Decrease-phy-polling-rate.patch
 bcm27xx: 950-0711-drm-vc4-Rename-bridge-to-out_bridge.patch
 bcm27xx: 950-0713-drm-vc4-Remove-splitting-the-bridge-chain-from-the-d.patch
 bcm27xx: 950-0715-drm-vc4-Convert-vc4_dsi-to-using-a-bridge-instead-of.patch
 bcm27xx: 950-0787-vc4-drm-vc4_plane-Keep-fractional-source-coords-insi.patch
 bcm27xx: 950-0914-mmc-block-Don-t-do-single-sector-reads-during-recove.patch

Runtime tested on turris-omnia and glinet-b1300.

Tested-by: John Audia <therealgraysky@proton.me> [bcm2711/RPi4B, mt7622/RT3200]
Signed-off-by: Petr Štetiar <ynezz@true.cz>
2022-08-23 10:37:04 +02:00

34 lines
1.1 KiB
Diff

--- a/drivers/tty/serial/8250/8250.h
+++ b/drivers/tty/serial/8250/8250.h
@@ -85,6 +85,7 @@ struct serial8250_config {
#define UART_CAP_MINI BIT(17) /* Mini UART on BCM283X family lacks:
* STOP PARITY EPAR SPAR WLEN5 WLEN6
*/
+#define UART_CAP_NMOD (1 << 18) /* UART doesn't do termios */
#define UART_BUG_QUOT BIT(0) /* UART has buggy quot LSB */
#define UART_BUG_TXEN BIT(1) /* UART has buggy TX IIR status */
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -288,7 +288,7 @@ static const struct serial8250_config ua
.tx_loadsz = 16,
.fcr = UART_FCR_ENABLE_FIFO |
UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT,
- .flags = UART_CAP_FIFO,
+ .flags = UART_CAP_FIFO | UART_CAP_NMOD,
},
[PORT_NPCM] = {
.name = "Nuvoton 16550",
@@ -2745,6 +2745,11 @@ serial8250_do_set_termios(struct uart_po
unsigned long flags;
unsigned int baud, quot, frac = 0;
+ if (up->capabilities & UART_CAP_NMOD) {
+ termios->c_cflag = 0;
+ return;
+ }
+
if (up->capabilities & UART_CAP_MINI) {
termios->c_cflag &= ~(CSTOPB | PARENB | PARODD | CMSPAR);
if ((termios->c_cflag & CSIZE) == CS5 ||