PineNote Development/Software Tweaks - Revision history

Darclaw at 19:06, 14 December 2024

2024-12-14T19:06:19Z

@@ Line 26: / Line 26: @@
 * No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.
 * Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> (on older version: <code>AttrEventCodeDisable=ABS_TILT_X</code>) in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.
 [[Category:PineNote]]

C2c0 at 15:05, 22 February 2023

2023-02-22T15:05:28Z

← Older revision		Revision as of 15:05, 22 February 2023
Line 25:		Line 25:
	=== Issues and workarounds ===		=== Issues and workarounds ===
	* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.		* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.
	* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> (on older version: <code>AttrEventCodeDisable=ABS_TILT_X</code>)in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.		* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> (on older version: <code>AttrEventCodeDisable=ABS_TILT_X</code>) in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.

	[[Category:PineNote]]		[[Category:PineNote]]

C2c0 at 15:05, 22 February 2023

2023-02-22T15:05:17Z

← Older revision		Revision as of 15:05, 22 February 2023
Line 25:		Line 25:
	=== Issues and workarounds ===		=== Issues and workarounds ===
	* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.		* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.
	* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.		* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> (on older version: <code>AttrEventCodeDisable=ABS_TILT_X</code>)in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.

	[[Category:PineNote]]		[[Category:PineNote]]

C2c0: /* libinput Touch Arbitration */

2023-02-22T15:04:08Z

libinput Touch Arbitration

← Older revision		Revision as of 15:04, 22 February 2023
Line 25:		Line 25:
	=== Issues and workarounds ===		=== Issues and workarounds ===
	* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.		* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.
	* Remaining issues:
	* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.		* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.

	[[Category:PineNote]]		[[Category:PineNote]]

C2c0: /* libinput Touch Arbitration */

2023-02-08T09:36:54Z

libinput Touch Arbitration

← Older revision		Revision as of 09:36, 8 February 2023
Line 21:		Line 21:

	== libinput Touch Arbitration ==		== libinput Touch Arbitration ==
	Prerequisites: setup touch arbitration via udev: https://gitlab.com/hrdl/pinenote-shared/-/blob/main/etc/udev/rules.d/81-libinput-pinenote.rules		Prerequisites: <code>libinput>1.22.1</code> and setup touch arbitration via udev: https://gitlab.com/hrdl/pinenote-shared/-/blob/main/etc/udev/rules.d/81-libinput-pinenote.rules

	=== Issues and workarounds ===		=== Issues and workarounds ===
	* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set <code>AttrSizeHint=210x157</code>.		* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set device quirk <code>AttrSizeHint=210x157</code>.
	* Remaining issues:		* Remaining issues:
	** There are multiple issues related to touch screen arbitration~~: https://gitlab.freedesktop~~.~~org/libinput/libinput/-/issues/853~~		* Touch screen arbitration is independent of the screen's rotation. Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.
	** Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.

	[[Category:PineNote]]		[[Category:PineNote]]

C2c0: update /* Issues and workarounds */

2023-02-02T16:44:57Z

update Issues and workarounds

← Older revision		Revision as of 16:44, 2 February 2023
Line 25:		Line 25:
	=== Issues and workarounds ===		=== Issues and workarounds ===
	* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set <code>AttrSizeHint=210x157</code>.		* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set <code>AttrSizeHint=210x157</code>.
	** Remaining issues: the resolution is integer-valued. Due to rounding errors this leads to a reported touchscreen size of 233x155mm instead of the configured 210x157mm. This probably causes the touch arbitration rectangle to shrink slightly.		* Remaining issues:
	** ~~TODO: check whether rotation of the touchscreen and tablet also rotate libinput's coordinate system so the rectangle used for touch arbitration is rotated correctly. Preliminary investigations suggest~~ multiple issues related to touch screen arbitration: https://gitlab.freedesktop.org/libinput/libinput/-/issues/853		** There are multiple issues related to touch screen arbitration: https://gitlab.freedesktop.org/libinput/libinput/-/issues/853
	* ~~Alternatively, patch libinput to~~ use <code>~~ARBITRATION_IGNORE_ALL~~</code> ~~instead of~~ <code>~~ARBITRATION_IGNORE_RECT~~</code>~~: https://gitlab~~.~~com/hrdl/pinenote-shared/-/blob/main/patches/libinput/0001-Make-~~touch~~-screen-~~arbitration~~-position-~~independent.~~patch~~		** Workaround: use <code>AttrEventCode=-ABS_TILT_X</code> in a libinput quirk matching <code>w9013 2D1F:0095 Stylus</code>. This makes touch arbitration independent of the pen's location.

	[[Category:PineNote]]		[[Category:PineNote]]

C2c0: /* Issues and workarounds */

2023-01-30T19:01:42Z

Issues and workarounds

← Older revision		Revision as of 19:01, 30 January 2023
Line 24:		Line 24:

	=== Issues and workarounds ===		=== Issues and workarounds ===
	* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960		* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960 or set <code>AttrSizeHint=210x157</code>.
	** Remaining issues: the resolution is integer-valued. Due to rounding errors this leads to a reported touchscreen size of 233x155mm instead of the configured 210x157mm.		** Remaining issues: the resolution is integer-valued. Due to rounding errors this leads to a reported touchscreen size of 233x155mm instead of the configured 210x157mm. This probably causes the touch arbitration rectangle to shrink slightly.
	** TODO: check whether rotation of the touchscreen and tablet also rotate libinput's coordinate system so the rectangle used for touch arbitration is rotated correctly.		** TODO: check whether rotation of the touchscreen and tablet also rotate libinput's coordinate system so the rectangle used for touch arbitration is rotated correctly. Preliminary investigations suggest multiple issues related to touch screen arbitration: https://gitlab.freedesktop.org/libinput/libinput/-/issues/853
	* Alternatively, patch libinput to use <code>ARBITRATION_IGNORE_ALL</code> instead of <code>ARBITRATION_IGNORE_RECT</code>: https://gitlab.com/hrdl/pinenote-shared/-/blob/main/patches/libinput/0001-Make-touch-screen-arbitration-position-independent.patch		* Alternatively, patch libinput to use <code>ARBITRATION_IGNORE_ALL</code> instead of <code>ARBITRATION_IGNORE_RECT</code>: https://gitlab.com/hrdl/pinenote-shared/-/blob/main/patches/libinput/0001-Make-touch-screen-arbitration-position-independent.patch

	[[Category:PineNote]]		[[Category:PineNote]]

C2c0: Add information on libinput

2023-01-29T21:04:06Z

Add information on libinput

← Older revision		Revision as of 21:04, 29 January 2023
Line 17:		Line 17:
	This will improve BT audio quality at least when using the AAC codec. In my experience, the quality is more than acceptable, but there are still issues apparent: occasional isolated stutters even on AAC; prohibitively frequent stutters on SBC-XQ remain. Fully resolving BT audio issues might require further changes similar to the one described above, or may alternatively be a matter of audio software settings (e. g., process priority, audio server buffer settings). Investigation ongoing.		This will improve BT audio quality at least when using the AAC codec. In my experience, the quality is more than acceptable, but there are still issues apparent: occasional isolated stutters even on AAC; prohibitively frequent stutters on SBC-XQ remain. Fully resolving BT audio issues might require further changes similar to the one described above, or may alternatively be a matter of audio software settings (e. g., process priority, audio server buffer settings). Investigation ongoing.

			== libinput Palm Detection ==
			See https://gitlab.com/hrdl/pinenote-shared/-/blob/main/etc/libinput/local-overrides.quirks.

			== libinput Touch Arbitration ==
			Prerequisites: setup touch arbitration via udev: https://gitlab.com/hrdl/pinenote-shared/-/blob/main/etc/udev/rules.d/81-libinput-pinenote.rules

			=== Issues and workarounds ===
			* No resolution reported by touchscreen driver. Workaround: patch <code>cyttsp5.c</code> and device tree: https://gitlab.com/hrdl/linux/-/commit/f1f9eb197d3bd88c9189ab9d8fba2d03d2e13960
			** Remaining issues: the resolution is integer-valued. Due to rounding errors this leads to a reported touchscreen size of 233x155mm instead of the configured 210x157mm.
			** TODO: check whether rotation of the touchscreen and tablet also rotate libinput's coordinate system so the rectangle used for touch arbitration is rotated correctly.
			* Alternatively, patch libinput to use <code>ARBITRATION_IGNORE_ALL</code> instead of <code>ARBITRATION_IGNORE_RECT</code>: https://gitlab.com/hrdl/pinenote-shared/-/blob/main/patches/libinput/0001-Make-touch-screen-arbitration-position-independent.patch

	[[Category:PineNote]]		[[Category:PineNote]]

Aarondabomb: /* Fixing Bluetooth */

2023-01-18T18:51:57Z

Fixing Bluetooth

← Older revision		Revision as of 18:51, 18 January 2023
Line 1:		Line 1:
	== Fixing Bluetooth ==		== Fixing Bluetooth ==
	Some users have noticed instability with their wireless driver. Upgrading the driver to the version provided by LibreELEC may help! To do this, download the BCM4345C0.hcd, brcmfmac43455-sdio.bin, and brcmfmac43455-sdio.txt from the [https://github.com/LibreELEC/brcmfmac_sdio-firmware/tree/master libreELEC repositories] and place them in the same location as your previous firmware (`/lib/firmware/brmc/`). Then rename brcmfmac43455-sdio.{txt,bin} as `brcmfmac43455-sdio.pine64,pinenote-v1.2.{txt,bin}`. If this doesn't help, ask about it in the matrix chat!		Some users have noticed instability with their wireless driver. Upgrading the driver to the version provided by LibreELEC may help! To do this, download the BCM4345C0.hcd, brcmfmac43455-sdio.bin, and brcmfmac43455-sdio.txt from the [https://github.com/LibreELEC/brcmfmac_sdio-firmware/tree/master libreELEC repositories] and place them in the same location as your previous firmware (`/lib/firmware/brmc/`). Then rename brcmfmac43455-sdio.{txt,bin} as `brcmfmac43455-sdio.pine64,pinenote-v1.2.{txt,bin}`. If this doesn't help, ask about it in the matrix chat!

	~~=== Autoconnect to your Bluetooth devices ===~~
	~~This [https://github.com/jrouleau/bluetooth-autoconnect bluetooth-autoconnect project] may help.~~

	=== Preliminary fix for stuttering bluetooth audio ===		=== Preliminary fix for stuttering bluetooth audio ===

Fxc: +cat

2023-01-12T20:49:35Z

+cat

← Older revision		Revision as of 20:49, 12 January 2023
Line 19:		Line 19:

	This will improve BT audio quality at least when using the AAC codec. In my experience, the quality is more than acceptable, but there are still issues apparent: occasional isolated stutters even on AAC; prohibitively frequent stutters on SBC-XQ remain. Fully resolving BT audio issues might require further changes similar to the one described above, or may alternatively be a matter of audio software settings (e. g., process priority, audio server buffer settings). Investigation ongoing.		This will improve BT audio quality at least when using the AAC codec. In my experience, the quality is more than acceptable, but there are still issues apparent: occasional isolated stutters even on AAC; prohibitively frequent stutters on SBC-XQ remain. Fully resolving BT audio issues might require further changes similar to the one described above, or may alternatively be a matter of audio software settings (e. g., process priority, audio server buffer settings). Investigation ongoing.


			[[Category:PineNote]]