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a34255b795
Removed upstreamed: bcm27xx/patches-5.15/950-0446-drm-vc4-Fix-timings-for-VEC-modes.patch[1] Manually rebased: patches-5.15/950-0600-xhci-quirks-add-link-TRB-quirk-for-VL805.patch bcm27xx/patches-5.15/950-0606-usb-xhci-add-VLI_TRB_CACHE_BUG-quirk.patch bcm27xx/patches-5.15/950-0717-usb-xhci-add-a-quirk-for-Superspeed-bulk-OUT-transfe.patch bcm53xx/patches-5.15/180-usb-xhci-add-support-for-performing-fake-doorbell.patch All other patches automatically rebased 1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.15.75&id=2810061452f9b748b096ad023d318690ca519aa3 Build system: x86_64 Build-tested: bcm2711/RPi4B, mt7622/RT3200 Run-tested: bcm2711/RPi4B, mt7622/RT3200 Signed-off-by: John Audia <therealgraysky@proton.me>
34 lines
1.1 KiB
Diff
34 lines
1.1 KiB
Diff
--- a/drivers/tty/serial/8250/8250.h
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+++ b/drivers/tty/serial/8250/8250.h
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@@ -85,6 +85,7 @@ struct serial8250_config {
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#define UART_CAP_MINI BIT(17) /* Mini UART on BCM283X family lacks:
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* STOP PARITY EPAR SPAR WLEN5 WLEN6
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*/
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+#define UART_CAP_NMOD (1 << 18) /* UART doesn't do termios */
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#define UART_BUG_QUOT BIT(0) /* UART has buggy quot LSB */
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#define UART_BUG_TXEN BIT(1) /* UART has buggy TX IIR status */
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--- a/drivers/tty/serial/8250/8250_port.c
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+++ b/drivers/tty/serial/8250/8250_port.c
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@@ -288,7 +288,7 @@ static const struct serial8250_config ua
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.tx_loadsz = 16,
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.fcr = UART_FCR_ENABLE_FIFO |
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UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT,
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- .flags = UART_CAP_FIFO,
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+ .flags = UART_CAP_FIFO | UART_CAP_NMOD,
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},
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[PORT_NPCM] = {
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.name = "Nuvoton 16550",
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@@ -2748,6 +2748,11 @@ serial8250_do_set_termios(struct uart_po
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unsigned long flags;
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unsigned int baud, quot, frac = 0;
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+ if (up->capabilities & UART_CAP_NMOD) {
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+ termios->c_cflag = 0;
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+ return;
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+ }
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+
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if (up->capabilities & UART_CAP_MINI) {
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termios->c_cflag &= ~(CSTOPB | PARENB | PARODD | CMSPAR);
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if ((termios->c_cflag & CSIZE) == CS5 ||
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