| /linux-6.12.1/Documentation/networking/device_drivers/hamradio/ |
| D | baycom.rst | 80 about DCD, i.e. it starts to send even if there's someone else on the channel.
114 to use the software DCD algorithm (see below)::
121 hardware DCD, par96 implies software DCD).
127 Hardware DCD versus Software DCD
131 busy. This is the task of the DCD circuitry/software. The driver may either
132 utilise a software DCD algorithm (options=1) or use a DCD signal from
136 ser12 if software DCD is utilised, the radio's squelch should always be
137 open. It is highly recommended to use the software DCD algorithm,
141 par96 the software DCD algorithm for this type of modem is rather poor.
143 a reasonable DCD algorithm in software. Therefore, if your radio
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| /linux-6.12.1/Documentation/ABI/testing/ |
| D | sysfs-class-led-trigger-tty | 48 DCD = Data Carrier Detect
51 If set to 0 (default), the LED will not evaluate CAR (DCD).
52 If set to 1, the LED will evaluate CAR (DCD).
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| /linux-6.12.1/arch/arm/boot/dts/ti/omap/ |
| D | am335x-netcom-plus-2xx.dts | 29 AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* DCD */
42 AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) /* DCD */
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| D | am335x-baltos-ir3220.dts | 35 …M33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2[24] DCD */
48 …3XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) /* gpmc_ad14.gpio1[14] DCD */
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| D | am335x-baltos-ir5221.dts | 43 …M33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2[24] DCD */
56 …3XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_INPUT_PULLDOWN, MUX_MODE7) /* gpmc_ad14.gpio1[14] DCD */
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| D | am335x-baltos-ir2110.dts | 29 …M33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_INPUT_PULLDOWN, MUX_MODE7) /* lcd_pclk.gpio2[24] DCD */
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| /linux-6.12.1/Documentation/devicetree/bindings/soc/fsl/cpm_qe/ |
| D | serial.txt | 14 CTS, RTS, DCD, DSR, DTR, and RI.
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| /linux-6.12.1/Documentation/devicetree/bindings/serial/ |
| D | cirrus,clps711x-uart.txt | 11 - {rts,cts,dtr,dsr,rng,dcd}-gpios: specify a GPIO for RTS/CTS/DTR/DSR/RI/DCD
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| /linux-6.12.1/drivers/net/hamradio/ |
| D | z8530.h | 176 #define DCD 0x8 /* DCD */ macro
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| D | scc.c | 468 if((changes & DCD) && !scc->kiss.softdcd) /* DCD input changed state */ in scc_exint()
470 if(status & DCD) /* DCD is now ON */ in scc_exint()
866 if(scc->kiss.softdcd || (InReg(scc->ctrl,R0) & DCD)) in init_channel()
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| /linux-6.12.1/arch/arm/boot/dts/nxp/imx/ |
| D | imx6dl-eckelmann-ci4x10.dts | 239 MX6QDL_PAD_EIM_D23__GPIO3_IO23 0x0001b010 /* DCD */
251 MX6QDL_PAD_NANDF_D1__GPIO2_IO01 0x0001b010 /* DCD */
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| D | imx6ull-colibri.dtsi | 610 pinctrl_uart1_ctrl1: uart1ctrl1grp { /* Additional DTR, DCD */
612 MX6UL_PAD_JTAG_TDI__GPIO1_IO13 0x70a0 /* SODIMM 31 / DCD */
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| /linux-6.12.1/drivers/tty/serial/ |
| D | zs.h | 232 #define DCD 0x8 /* DCD */ macro
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| D | sunzilog.h | 216 #define DCD 0x8 /* DCD */ macro
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| D | ip22zilog.h | 212 #define DCD 0x8 /* DCD */ macro
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| D | pmac_zilog.h | 297 #define DCD 0x8 /* DCD */ macro
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| D | ip22zilog.c | 342 if ((status ^ up->prev_status) ^ DCD) in ip22zilog_status_handle()
344 (status & DCD)); in ip22zilog_status_handle()
529 if (status & DCD) in ip22zilog_get_mctrl()
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| D | pmac_zilog.c | 318 if ((status ^ uap->prev_status) & DCD) in pmz_status_handle()
320 (status & DCD)); in pmz_status_handle()
562 if (status & DCD) in pmz_get_mctrl()
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| D | sunzilog.c | 440 if ((status ^ up->prev_status) ^ DCD) in sunzilog_status_handle()
442 (status & DCD)); in sunzilog_status_handle()
630 if (status & DCD) in sunzilog_get_mctrl()
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| D | zs.c | 328 ((status_b & DCD) ? TIOCM_CAR : 0) | in zs_raw_get_ab_mctrl()
329 ((status_a & DCD) ? TIOCM_RNG : 0) | in zs_raw_get_ab_mctrl()
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| /linux-6.12.1/Documentation/arch/arm/sa1100/ |
| D | assabet.rst | 253 Radio: TX, RX, CTS, DSR, DCD, RI
255 - COM: TX, RX, CTS, DSR, DCD, RTS, DTR, PM
294 - COM1,2: TX, RX, CTS, DSR, DCD, RTS, DTR
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| /linux-6.12.1/drivers/tty/ |
| D | nozomi.c | 224 unsigned int DCD:1; member
281 unsigned int DCD:1; member
931 if (old_ctrl.DCD != ctrl_dl.DCD) in receive_flow_control()
1646 | (ctrl_dl->DCD ? TIOCM_CAR : 0) in ntty_tiocmget()
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| /linux-6.12.1/Documentation/driver-api/cxl/ |
| D | maturity-map.rst | 151 * [0] Dynamic Capacity Device (DCD) Support
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| /linux-6.12.1/arch/arm/boot/dts/gemini/ |
| D | gemini-dlink-dir-685.dts | 35 /* Collides with LPC_LAD[0], UART DCD, SSP 97RST */
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| /linux-6.12.1/Documentation/driver-api/ |
| D | pps.rst | 85 to usb_serial_handle_dcd_change after checking the DCD status (see
|