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path: root/drivers/gpu/drm/bridge/cdns-dsi.c
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* drm/bridge: cdns: Convert to phy frameworkMaxime Ripard2019-02-071-426/+59
| | | | | | | | | | Now that we have everything we need in the phy framework to allow to tune the phy parameters, let's convert the Cadence DSI bridge to that API instead of creating a ad-hoc driver for its phy. Acked-by: Sean Paul <[email protected]> Signed-off-by: Maxime Ripard <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/8772ad061f07cd91fa48bb05880095b25eccec08.1548085432.git-series.maxime.ripard@bootlin.com
* drm/bridge: cdns: Separate DSI and D-PHY configurationMaxime Ripard2019-02-071-28/+73
| | | | | | | | | | The current configuration of the DSI bridge and its associated D-PHY is intertwined. In order to ease the future conversion to the phy framework for the D-PHY part, let's split the configuration in two. Reviewed-by: Paul Kocialkowski <[email protected]> Signed-off-by: Maxime Ripard <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/0b3bea44e05745b65c23af7926ca546bc80a1bcc.1548085432.git-series.maxime.ripard@bootlin.com
* drm: Split out drm_probe_helper.hDaniel Vetter2019-01-241-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Having the probe helper stuff (which pretty much everyone needs) in the drm_crtc_helper.h file (which atomic drivers should never need) is confusing. Split them out. To make sure I actually achieved the goal here I went through all drivers. And indeed, all atomic drivers are now free of drm_crtc_helper.h includes. v2: Make it compile. There was so much compile fail on arm drivers that I figured I'll better not include any of the acks on v1. v3: Massive rebase because i915 has lost a lot of drmP.h includes, but not all: Through drm_crtc_helper.h > drm_modeset_helper.h -> drmP.h there was still one, which this patch largely removes. Which means rolling out lots more includes all over. This will also conflict with ongoing drmP.h cleanup by others I expect. v3: Rebase on top of atomic bochs. v4: Review from Laurent for bridge/rcar/omap/shmob/core bits: - (re)move some of the added includes, use the better include files in other places (all suggested from Laurent adopted unchanged). - sort alphabetically v5: Actually try to sort them, and while at it, sort all the ones I touch. v6: Rebase onto i915 changes. v7: Rebase once more. Acked-by: Harry Wentland <[email protected]> Acked-by: Sam Ravnborg <[email protected]> Cc: Sam Ravnborg <[email protected]> Cc: Jani Nikula <[email protected]> Cc: Laurent Pinchart <[email protected]> Acked-by: Rodrigo Vivi <[email protected]> Acked-by: Benjamin Gaignard <[email protected]> Acked-by: Jani Nikula <[email protected]> Acked-by: Neil Armstrong <[email protected]> Acked-by: Oleksandr Andrushchenko <[email protected]> Acked-by: CK Hu <[email protected]> Acked-by: Alex Deucher <[email protected]> Acked-by: Sam Ravnborg <[email protected]> Reviewed-by: Laurent Pinchart <[email protected]> Acked-by: Liviu Dudau <[email protected]> Signed-off-by: Daniel Vetter <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
* drm/bridge: cdns: prepare for drmP.h removal from drm_modeset_helper.hSam Ravnborg2019-01-241-0/+2
| | | | | | | | | | | | | | | | | | The use of drmP.h is discouraged and removal of it from drm_modeset_helper.h caused cdns to fail to build. This patch introduce the necessary fixes to prepare for the drmP.h removal from drm_modeset_helper.h. Build tested on arm x86 and arm allmodconfig. Signed-off-by: Sam Ravnborg <[email protected]> Cc: Andrzej Hajda <[email protected]> Cc: Laurent Pinchart <[email protected]> Cc: David Airlie <[email protected]> Cc: Daniel Vetter <[email protected]> Signed-off-by: Daniel Vetter <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
* drm/panel: Make of_drm_find_panel() return an ERR_PTR() instead of NULLBoris Brezillon2018-07-101-1/+1
| | | | | | | | | | | | | | | | | | Right now, the DRM panel logic returns NULL when a panel pointing to the passed OF node is not present in the list of registered panels. Most drivers interpret this NULL value as -EPROBE_DEFER, but we are about to modify the semantic of of_drm_find_panel() and let the framework return -ENODEV when the device node we're pointing to has a status property that is not equal to "okay" or "ok". Let's first patch the of_drm_find_panel() implementation to return ERR_PTR(-EPROBE_DEFER) instead of NULL and patch all callers to replace the '!panel' check by an 'IS_ERR(panel)' one. Signed-off-by: Boris Brezillon <[email protected]> Signed-off-by: Thierry Reding <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
* drm/bridge: cdns: Mark runtime PM operations as maybe unusedThierry Reding2018-05-181-2/+2
| | | | | | | | | | Building the driver in a configuration with !PM currently causes a warning about these operations being unused. Mark them as such to shut up the compiler. Reviewed-by: Daniel Vetter <[email protected]> Signed-off-by: Thierry Reding <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
* drm/bridge: Add Cadence DSI driverBoris Brezillon2018-04-231-0/+1623
Add a driver for Cadence DPI -> DSI bridge. This driver only support a subset of Cadence DSI bridge capabilities. This driver has been tested/debugged in a simulated environment which explains why some of the features are missing. Here is a non-exhaustive list of missing features: * burst mode * DPHY init/configuration steps * support for additional input interfaces (SDI input) DSI commands and non-burst video mode have been tested. Signed-off-by: Boris Brezillon <[email protected]> Reviewed-by: Andrzej Hajda <[email protected]> Acked-by: Eric Anholt <[email protected]> Reviewed-by: Archit Taneja <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]