| /kernel/linux/linux-5.10/drivers/gpu/drm/amd/display/modules/freesync/ |
| D | freesync.c | 36 /* Refresh rate ramp at a fixed rate of 65 Hz/second */
40 /* Threshold to exit/exit BTR (to avoid frequent enter-exits at the lower limit) */
44 /*Threshold to exit fixed refresh rate*/
46 /* Number of consecutive frames to check before entering/exiting fixed refresh*/
69 core_freesync->dc = dc; in mod_freesync_create()
70 return &core_freesync->public; in mod_freesync_create()
115 * 10000) * stream->timing.h_total, in calc_duration_in_us_from_v_total()
116 stream->timing.pix_clk_100hz)); in calc_duration_in_us_from_v_total()
133 frame_duration_in_ns) * (stream->timing.pix_clk_100hz / 10)), in calc_v_total_from_refresh()
134 stream->timing.h_total), 1000000); in calc_v_total_from_refresh()
[all …]
|
| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/display/modules/freesync/ |
| D | freesync.c | 2 * Copyright 2016-2023 Advanced Micro Devices, Inc.
34 /* Refresh rate ramp at a fixed rate of 65 Hz/second */
38 /* Threshold to exit/exit BTR (to avoid frequent enter-exits at the lower limit) */
42 /* Threshold to exit fixed refresh rate */
44 /* Number of consecutive frames to check before entering/exiting fixed refresh */
71 core_freesync->dc = dc; in mod_freesync_create()
72 return &core_freesync->public; in mod_freesync_create()
117 * 10000) * stream->timing.h_total, in calc_duration_in_us_from_v_total()
118 stream->timing.pix_clk_100hz)); in calc_duration_in_us_from_v_total()
135 frame_duration_in_ns) * (stream->timing.pix_clk_100hz / 10)), in mod_freesync_calc_v_total_from_refresh()
[all …]
|
| /kernel/linux/linux-5.10/Documentation/ABI/testing/ |
| D | sysfs-driver-hid-picolcd | 1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
3 Contact: Bruno Prémont <bonbons@linux-vserver.org>
11 the non-active mode names listed when read.
18 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
20 Contact: Bruno Prémont <bonbons@linux-vserver.org>
28 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
30 Contact: Bruno Prémont <bonbons@linux-vserver.org>
31 Description: Make it possible to adjust defio refresh rate.
33 Reading: returns list of available refresh rates (expressed in Hz),
34 the active refresh rate being enclosed in brackets ('[' and ']')
[all …]
|
| /kernel/linux/linux-6.6/Documentation/ABI/testing/ |
| D | sysfs-driver-hid-picolcd | 1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
3 Contact: Bruno Prémont <bonbons@linux-vserver.org>
11 the non-active mode names listed when read.
18 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
20 Contact: Bruno Prémont <bonbons@linux-vserver.org>
28 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p…
30 Contact: Bruno Prémont <bonbons@linux-vserver.org>
31 Description: Make it possible to adjust defio refresh rate.
33 Reading: returns list of available refresh rates (expressed in Hz),
34 the active refresh rate being enclosed in brackets ('[' and ']')
[all …]
|
| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/auxdisplay/ |
| D | holtek,ht16k33.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Robin van der Gracht <robin@protonic.nl>
13 - $ref: /schemas/input/matrix-keymap.yaml#
18 - items:
19 - enum:
20 - adafruit,3108 # 0.56" 4-Digit 7-Segment FeatherWing Display (Red)
21 - adafruit,3130 # 0.54" Quad Alphanumeric FeatherWing Display (Red)
22 - const: holtek,ht16k33
[all …]
|
| /kernel/linux/linux-5.10/Documentation/fb/ |
| D | uvesafb.rst | 2 uvesafb - A Generic Driver for VBE2+ compliant video cards
6 ---------------
30 --------------------------
36 - Lack of any type of acceleration.
37 - A strict and limited set of supported video modes. Often the native
38 or most optimal resolution/refresh rate for your setup will not work
42 ratio, which is what most BIOS-es are limited to.
43 - Adjusting the refresh rate is only possible with a VBE 3.0 compliant
44 Video BIOS. Note that many nVidia Video BIOS-es claim to be VBE 3.0
45 compliant, while they simply ignore any refresh rate settings.
[all …]
|
| D | modedb.rst | 9 - one routine to probe for video modes, which can be used by all frame buffer
11 - one generic video mode database with a fair amount of standard videomodes
13 - the possibility to supply your own mode database for graphics hardware that
14 needs non-standard modes, like amifb and Mac frame buffer drivers (which
23 <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m][eDd]
24 <name>[-<bpp>][@<refresh>]
26 with <xres>, <yres>, <bpp> and <refresh> decimal numbers and <name> a string.
30 <bpp> and <refresh>, if specified) the timings will be calculated using
37 Sample usage: 1024x768M@60m - CVT timing with margins
44 signals (e.g. HDMI and DVI-I). For other outputs it behaves like 'e'. If 'd'
[all …]
|
| D | intel810.rst | 20 - Intel 810
21 - Intel 810E
22 - Intel 810-DC100
23 - Intel 815 Internal graphics only, 100Mhz FSB
24 - Intel 815 Internal graphics only
25 - Intel 815 Internal graphics and AGP
30 - Choice of using Discrete Video Timings, VESA Generalized Timing
33 - Supports a variable range of horizontal and vertical resolution and
34 vertical refresh rates if the VESA Generalized Timing Formula is
37 - Supports color depths of 8, 16, 24 and 32 bits per pixel
[all …]
|
| /kernel/linux/linux-6.6/Documentation/fb/ |
| D | uvesafb.rst | 2 uvesafb - A Generic Driver for VBE2+ compliant video cards
6 ---------------
30 --------------------------
36 - Lack of any type of acceleration.
37 - A strict and limited set of supported video modes. Often the native
38 or most optimal resolution/refresh rate for your setup will not work
42 ratio, which is what most BIOS-es are limited to.
43 - Adjusting the refresh rate is only possible with a VBE 3.0 compliant
44 Video BIOS. Note that many nVidia Video BIOS-es claim to be VBE 3.0
45 compliant, while they simply ignore any refresh rate settings.
[all …]
|
| D | modedb.rst | 9 - one routine to probe for video modes, which can be used by all frame buffer
11 - one generic video mode database with a fair amount of standard videomodes
13 - the possibility to supply your own mode database for graphics hardware that
14 needs non-standard modes, like amifb and Mac frame buffer drivers (which
23 <xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m][eDd]
24 <name>[-<bpp>][@<refresh>]
26 with <xres>, <yres>, <bpp> and <refresh> decimal numbers and <name> a string.
31 - NSTC: 480i output, with the CCIR System-M TV mode and NTSC color encoding
32 - NTSC-J: 480i output, with the CCIR System-M TV mode, the NTSC color
34 - PAL: 576i output, with the CCIR System-B TV mode and PAL color encoding
[all …]
|
| D | intel810.rst | 20 - Intel 810
21 - Intel 810E
22 - Intel 810-DC100
23 - Intel 815 Internal graphics only, 100Mhz FSB
24 - Intel 815 Internal graphics only
25 - Intel 815 Internal graphics and AGP
30 - Choice of using Discrete Video Timings, VESA Generalized Timing
33 - Supports a variable range of horizontal and vertical resolution and
34 vertical refresh rates if the VESA Generalized Timing Formula is
37 - Supports color depths of 8, 16, 24 and 32 bits per pixel
[all …]
|
| /kernel/linux/linux-5.10/drivers/video/fbdev/core/ |
| D | modedb.c | 2 * linux/drivers/video/modedb.c -- Standard video mode database management
6 * 2001 - Documented with DocBook
7 * - Brad Douglas <brad@neruo.com>
38 /* 640x400 @ 70 Hz, 31.5 kHz hsync */
42 /* 640x480 @ 60 Hz, 31.5 kHz hsync */
46 /* 800x600 @ 56 Hz, 35.15 kHz hsync */
50 /* 1024x768 @ 87 Hz interlaced, 35.5 kHz hsync */
54 /* 640x400 @ 85 Hz, 37.86 kHz hsync */
58 /* 640x480 @ 72 Hz, 36.5 kHz hsync */
62 /* 640x480 @ 75 Hz, 37.50 kHz hsync */
[all …]
|
| D | fbcvt.c | 2 * linux/drivers/video/fbcvt.c - VESA(TM) Coordinated Video Timings
38 u32 refresh; member
75 u32 num = 1000000000/cvt->f_refresh; in fb_cvt_hperiod()
78 if (cvt->flags & FB_CVT_FLAG_REDUCED_BLANK) { in fb_cvt_hperiod()
79 num -= FB_CVT_RB_MIN_VBLANK * 1000; in fb_cvt_hperiod()
80 den = 2 * (cvt->yres/cvt->interlace + 2 * cvt->v_margin); in fb_cvt_hperiod()
82 num -= FB_CVT_MIN_VSYNC_BP * 1000; in fb_cvt_hperiod()
83 den = 2 * (cvt->yres/cvt->interlace + cvt->v_margin * 2 in fb_cvt_hperiod()
84 + FB_CVT_MIN_VPORCH + cvt->interlace/2); in fb_cvt_hperiod()
93 u32 c_prime = (FB_CVT_GTF_C - FB_CVT_GTF_J) * in fb_cvt_ideal_duty_cycle()
[all …]
|
| D | fbmon.c | 11 * Copyright (C) 1991-2002 SciTech Software, Inc. All rights reserved.
14 * Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE>
62 /* DEC FR-PCXAV-YZ */
93 while (i-- && (*--s == 0x20)) *s = 0; in copy_string()
240 b[9] = 17; /* pixclock - 170 MHz*/ in fix_edid()
248 for (i = 0; i < EDID_LENGTH - 1; i++) in fix_edid()
251 edid[127] = 256 - csum; in fix_edid()
294 specs->manufacturer[0] = ((block[0] & 0x7c) >> 2) + '@'; in parse_vendor_block()
295 specs->manufacturer[1] = ((block[0] & 0x03) << 3) + in parse_vendor_block()
297 specs->manufacturer[2] = (block[1] & 0x1f) + '@'; in parse_vendor_block()
[all …]
|
| /kernel/linux/linux-6.6/drivers/video/fbdev/core/ |
| D | modedb.c | 2 * linux/drivers/video/modedb.c -- Standard video mode database management
6 * 2001 - Documented with DocBook
7 * - Brad Douglas <brad@neruo.com>
38 /* 640x400 @ 70 Hz, 31.5 kHz hsync */
42 /* 640x480 @ 60 Hz, 31.5 kHz hsync */
46 /* 800x600 @ 56 Hz, 35.15 kHz hsync */
50 /* 1024x768 @ 87 Hz interlaced, 35.5 kHz hsync */
54 /* 640x400 @ 85 Hz, 37.86 kHz hsync */
58 /* 640x480 @ 72 Hz, 36.5 kHz hsync */
62 /* 640x480 @ 75 Hz, 37.50 kHz hsync */
[all …]
|
| D | fbcvt.c | 2 * linux/drivers/video/fbcvt.c - VESA(TM) Coordinated Video Timings
38 u32 refresh; member
75 u32 num = 1000000000/cvt->f_refresh; in fb_cvt_hperiod()
78 if (cvt->flags & FB_CVT_FLAG_REDUCED_BLANK) { in fb_cvt_hperiod()
79 num -= FB_CVT_RB_MIN_VBLANK * 1000; in fb_cvt_hperiod()
80 den = 2 * (cvt->yres/cvt->interlace + 2 * cvt->v_margin); in fb_cvt_hperiod()
82 num -= FB_CVT_MIN_VSYNC_BP * 1000; in fb_cvt_hperiod()
83 den = 2 * (cvt->yres/cvt->interlace + cvt->v_margin * 2 in fb_cvt_hperiod()
84 + FB_CVT_MIN_VPORCH + cvt->interlace/2); in fb_cvt_hperiod()
93 u32 c_prime = (FB_CVT_GTF_C - FB_CVT_GTF_J) * in fb_cvt_ideal_duty_cycle()
[all …]
|
| D | fbmon.c | 11 * Copyright (C) 1991-2002 SciTech Software, Inc. All rights reserved.
14 * Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE>
62 /* DEC FR-PCXAV-YZ */
93 while (i-- && (*--s == 0x20)) *s = 0; in copy_string()
240 b[9] = 17; /* pixclock - 170 MHz*/ in fix_edid()
248 for (i = 0; i < EDID_LENGTH - 1; i++) in fix_edid()
251 edid[127] = 256 - csum; in fix_edid()
294 specs->manufacturer[0] = ((block[0] & 0x7c) >> 2) + '@'; in parse_vendor_block()
295 specs->manufacturer[1] = ((block[0] & 0x03) << 3) + in parse_vendor_block()
297 specs->manufacturer[2] = (block[1] & 0x1f) + '@'; in parse_vendor_block()
[all …]
|
| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/ |
| D | ht16k33.txt | 2 -------------------------------------------------------------------------------
5 - compatible: "holtek,ht16k33"
6 - reg: I2C slave address of the chip.
7 - interrupts: Interrupt specification for the key pressed interrupt.
8 - refresh-rate-hz: Display update interval in HZ.
9 - debounce-delay-ms: Debouncing interval time in milliseconds.
10 - linux,keymap: The keymap for keys as described in the binding
11 document (devicetree/bindings/input/matrix-keymap.txt).
14 - linux,no-autorepeat: Disable keyrepeat.
15 - default-brightness-level: Initial brightness level [0-15] (default: 15).
[all …]
|
| /kernel/linux/linux-6.6/arch/arm/mach-omap2/ |
| D | sdrc.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
8 * Copyright (C) 2007-2008, 2012 Texas Instruments, Inc.
9 * Copyright (C) 2007-2008 Nokia Corporation
55 * struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate
56 * @rate: SDRC clock rate (in Hz)
57 * @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate
58 * @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate
59 * @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate
60 * @mr: Value to program to SDRC_MR for this rate
62 * This structure holds a pre-computed set of register values for the
[all …]
|
| /kernel/linux/linux-5.10/drivers/staging/sm750fb/ |
| D | readme | 4 - dual display
5 - 2D acceleration
6 - 16MB integrated video memory
10 Use 1280,8bpp index color and 60 hz mode:
11 insmod ./sm750fb.ko g_option="1280x1024-8@60"
23 1) if you build the driver with built-in method, the parameter
33 refresh rate, kernel driver will defaulty use 16bpp and 60hz
37 and this driver will use fb1, fb2. In that case, you need to configure your X-server
|
| /kernel/linux/linux-6.6/drivers/staging/sm750fb/ |
| D | readme | 4 - dual display
5 - 2D acceleration
6 - 16MB integrated video memory
10 Use 1280,8bpp index color and 60 hz mode:
11 insmod ./sm750fb.ko g_option="1280x1024-8@60"
23 1) if you build the driver with built-in method, the parameter
33 refresh rate, kernel driver will defaulty use 16bpp and 60hz
37 and this driver will use fb1, fb2. In that case, you need to configure your X-server
|
| /kernel/linux/linux-5.10/arch/m68k/include/asm/ |
| D | MC68EZ328.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 /* include/asm-m68knommu/MC68EZ328.h: 'EZ328 control registers
8 * Based on include/asm-m68knommu/MC68332.h
27 * 0xFFFFF0xx -- System Control
37 #define SCR_WDTH8 0x01 /* 8-Bit Width Select */
40 #define SCR_BETEN 0x10 /* Bus-Error Time-Out Enable */
43 #define SCR_BETO 0x80 /* Bus-Error TimeOut */
53 * 0xFFFFF1xx -- Chip-Select logic
84 #define CSA_EN 0x0001 /* Chip-Select Enable */
85 #define CSA_SIZ_MASK 0x000e /* Chip-Select Size */
[all …]
|
| /kernel/linux/linux-6.6/arch/m68k/include/asm/ |
| D | MC68EZ328.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 /* include/asm-m68knommu/MC68EZ328.h: 'EZ328 control registers
8 * Based on include/asm-m68knommu/MC68332.h
27 * 0xFFFFF0xx -- System Control
37 #define SCR_WDTH8 0x01 /* 8-Bit Width Select */
40 #define SCR_BETEN 0x10 /* Bus-Error Time-Out Enable */
43 #define SCR_BETO 0x80 /* Bus-Error TimeOut */
53 * 0xFFFFF1xx -- Chip-Select logic
84 #define CSA_EN 0x0001 /* Chip-Select Enable */
85 #define CSA_SIZ_MASK 0x000e /* Chip-Select Size */
[all …]
|
| /kernel/linux/linux-5.10/arch/arm/mach-omap2/ |
| D | sdrc.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
8 * Copyright (C) 2007-2008, 2012 Texas Instruments, Inc.
9 * Copyright (C) 2007-2008 Nokia Corporation
55 * struct omap_sdrc_params - SDRC parameters for a given SDRC clock rate
56 * @rate: SDRC clock rate (in Hz)
57 * @actim_ctrla: Value to program to SDRC_ACTIM_CTRLA for this rate
58 * @actim_ctrlb: Value to program to SDRC_ACTIM_CTRLB for this rate
59 * @rfr_ctrl: Value to program to SDRC_RFR_CTRL for this rate
60 * @mr: Value to program to SDRC_MR for this rate
62 * This structure holds a pre-computed set of register values for the
[all …]
|
| /kernel/linux/linux-5.10/drivers/memory/ |
| D | jedec_ddr.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
64 /* Refresh rate in nano-seconds */
105 /* MR4 SDRAM Refresh Rate field values */
176 * are in Hz.
|