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Author SHA1 Message Date
Geert Uytterhoeven
8f7f115596
Revert "drm: Make drivers depends on DRM_DW_HDMI"
This reverts commit c0e0f13935, as helper
code should always be selected by the driver that needs it, for the
convenience of the final user configuring a kernel.

The user who configures a kernel should not need to know which helpers
are needed for the driver he is interested in.  Making a driver depend
on helper code means that the user needs to know which helpers to enable
first, which is very user-unfriendly.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patchwork.freedesktop.org/patch/msgid/bd93d43b07f8ed6368119f4a5ddac2ee80debe53.1713780345.git.geert+renesas@glider.be
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-05-02 17:59:59 +02:00
Geert Uytterhoeven
05b8b6dd22
Revert "drm: Switch DRM_DISPLAY_HELPER to depends on"
This reverts commit e075e496f5, as helper
code should always be selected by the driver that needs it, for the
convenience of the final user configuring a kernel.

The user who configures a kernel should not need to know which helpers
are needed for the driver he is interested in.  Making a driver depend
on helper code means that the user needs to know which helpers to enable
first, which is very user-unfriendly.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patchwork.freedesktop.org/patch/msgid/1ba76cc4d96a8afefff5d1bc42fb1e1329c5da68.1713780345.git.geert+renesas@glider.be
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-05-02 17:58:23 +02:00
Geert Uytterhoeven
7fe302ae19
Revert "drm: Switch DRM_DISPLAY_DP_HELPER to depends on"
This reverts commit 0323287de8, as helper
code should always be selected by the driver that needs it, for the
convenience of the final user configuring a kernel.

The user who configures a kernel should not need to know which helpers
are needed for the driver he is interested in.  Making a driver depend
on helper code means that the user needs to know which helpers to enable
first, which is very user-unfriendly.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patchwork.freedesktop.org/patch/msgid/89ac456805746b6d0c888f10c5120b11aacd3319.1713780345.git.geert+renesas@glider.be
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-05-02 17:58:21 +02:00
Geert Uytterhoeven
d738adc2d9
Revert "drm: fix DRM_DISPLAY_DP_HELPER dependencies"
This reverts commit d1ef8fc18b, as the
commit it fixes will be reverted, too.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patchwork.freedesktop.org/patch/msgid/df2876c72e82cbecfe8406fa058e8d3e895e4b93.1713780345.git.geert+renesas@glider.be
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-05-02 17:58:20 +02:00
Geert Uytterhoeven
81f85dbddd
Revert "drm: fix DRM_DISPLAY_DP_HELPER dependencies, part 2"
This reverts commit a57e191ebb, as the
commits it fixes will be reverted, too.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patchwork.freedesktop.org/patch/msgid/37216404c77b4c677d3b3a80d12d6d4447a3f3a0.1713780345.git.geert+renesas@glider.be
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-05-02 17:58:13 +02:00
Jani Nikula
6221deb716 drm/rockchip: rk3066_hdmi: switch to struct drm_edid
Prefer struct drm_edid based functions over struct edid.

Acked-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/56ee6b7c3c018df55f5fe48a3e6d705dbad5ef74.1713273659.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-22 21:44:31 +03:00
Jani Nikula
7fa1d6c50a drm/rockchip: inno_hdmi: switch to struct drm_edid
Prefer struct drm_edid based functions over struct edid.

Acked-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/1218cb4fd79149c90dc0c82c42ae0c8a36acf055.1713273659.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-22 21:44:31 +03:00
Jani Nikula
917ebdd0a8 drm/rockchip: cdn-dp: switch to struct drm_edid
Prefer struct drm_edid based functions over struct edid.

Acked-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/59d2feb9f8b28d1a1cf49077a35941aa9b3d36af.1713273659.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2024-04-22 21:44:31 +03:00
Krzysztof Kozlowski
0e35313381 drm/rockchip: cdn-dp: drop driver owner assignment
Core in platform_driver_register() already sets the .owner, so driver
does not need to.  Whatever is set here will be anyway overwritten by
main driver calling platform_driver_register().

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240330202754.83907-1-krzysztof.kozlowski@linaro.org
2024-04-19 13:07:44 +02:00
Andy Yan
685ba01ebe drm/rockchip: lvds: Remove include of drm_dp_helper.h
drm_dp_helper.h is not used by lvds driver

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240414120841.837661-1-andyshrk@163.com
2024-04-19 13:05:43 +02:00
Detlev Casanova
e80c219f52 drm/rockchip: vop2: Do not divide height twice for YUV
For the cbcr format, gt2 and gt4 are computed again after src_h has been
divided by vsub.

As src_h as already been divided by 2 before, introduce cbcr_src_h and
cbcr_src_w to keep a copy of those values to be used for cbcr gt2 and
gt4 computation.

This fixes yuv planes being unaligned vertically when down scaling to
1080 pixels from 2160.

Signed-off-by: Detlev Casanova <detlev.casanova@collabora.com>
Fixes: 604be85547 ("drm/rockchip: Add VOP2 driver")
Acked-by: Andy Yan <andy.yan@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240414182706.655270-1-detlev.casanova@collabora.com
2024-04-19 13:05:35 +02:00
Arnd Bergmann
a57e191ebb
drm: fix DRM_DISPLAY_DP_HELPER dependencies, part 2
After my fix yesterday, I ran into another problem of the same kind:

aarch64-linux-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `drm_dp_dpcd_readb':
analogix_dp_core.c:(.text+0x194): undefined reference to `drm_dp_dpcd_read'
aarch64-linux-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `drm_dp_dpcd_writeb':
analogix_dp_core.c:(.text+0x214): undefined reference to `drm_dp_dpcd_write'
aarch64-linux-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_stop_crc':
analogix_dp_core.c:(.text+0x4b0): undefined reference to `drm_dp_stop_crc'
aarch64-linux-ld: drivers/gpu/drm/bridge/analogix/analogix_dp_core.o: in function `analogix_dp_start_crc':
analogix_dp_core.c:(.text+0xbe8): undefined reference to `drm_dp_start_crc'

Add the same dependency again to ROCKCHIP_ANALOGIX_DP after checking that
nothing else selects the analogix driver. Also add a dependency to
DRM_ANALOGIX_DP to make it easier to identifier future problems of
this type when they get introduced.

Fixes: 0323287de8 ("drm: Switch DRM_DISPLAY_DP_HELPER to depends on")
Fixes: d1ef8fc18b ("drm: fix DRM_DISPLAY_DP_HELPER dependencies")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240405143531.925589-1-arnd@kernel.org
2024-04-15 09:15:09 +02:00
Arnd Bergmann
d1ef8fc18b
drm: fix DRM_DISPLAY_DP_HELPER dependencies
Both the exynos and rockchip drivers ran into link failures after
a Kconfig cleanup:

aarch64-linux-ld: drivers/gpu/drm/exynos/exynos_dp.o: in function `exynos_dp_resume':
exynos_dp.c:(.text+0xc0): undefined reference to `analogix_dp_resume'
aarch64-linux-ld: drivers/gpu/drm/exynos/exynos_dp.o: in function `exynos_dp_suspend':
exynos_dp.c:(.text+0xf4): undefined reference to `analogix_dp_suspend'

x86_64-linux-ld: drivers/gpu/drm/rockchip/cdn-dp-core.o: in function `cdn_dp_connector_mode_valid':
cdn-dp-core.c:(.text+0x13a): undefined reference to `drm_dp_bw_code_to_link_rate'
x86_64-linux-ld: cdn-dp-core.c:(.text+0x148): undefined reference to `drm_dp_bw_code_to_link_rate'
x86_64-linux-ld: drivers/gpu/drm/rockchip/cdn-dp-core.o: in function `cdn_dp_check_link_status':
cdn-dp-core.c:(.text+0x1396): undefined reference to `drm_dp_channel_eq_ok'

In both cases, the problem is that ROCKCHIP_CDN_DP and DRM_EXYNOS_DP
are 'bool' symbols that depend on the the 'tristate' DRM_DISPLAY_HELPER
symbol, but end up not working when the SoC specific part is built-in
but the helper is in a loadable module.

Use the same trick that DRM_ROCKCHIP already uses for the EXTCON
dependency and disallow DP support when it would not work.

Fixes: 0323287de8 ("drm: Switch DRM_DISPLAY_DP_HELPER to depends on")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240404124101.2988099-1-arnd@kernel.org
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-04-04 16:20:57 +02:00
Thomas Zimmermann
0d21364c6e Merge drm/drm-next into drm-misc-next
Backmerging to get v6.9-rc2 changes into drm-misc-next.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
2024-04-02 09:51:30 +02:00
Maxime Ripard
0323287de8
drm: Switch DRM_DISPLAY_DP_HELPER to depends on
Most of our helpers have relied on being selected so far through
Kconfig, but that creates issues when we have multiple layers of helpers
with some depending on others.

Indeed, select doesn't select a dependency's dependencies, and thus
isn't super intuitive. Depends on however doesn't have that limitation,
so we can just switch all the drivers that were selecting
DRM_DISPLAY_DP_HELPER to depend on it.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://lore.kernel.org/r/20240327-kms-kconfig-helpers-v3-10-eafee11b84b3@kernel.org
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-03-28 11:26:51 +01:00
Maxime Ripard
e075e496f5
drm: Switch DRM_DISPLAY_HELPER to depends on
Most of our helpers have relied on being selected so far through
Kconfig, but that creates issues when we have multiple layers of helpers
with some depending on others.

Indeed, select doesn't select a dependency's dependencies, and thus
isn't super intuitive. Depends on however doesn't have that limitation,
so we can just switch all the drivers that were selecting
DRM_DISPLAY_HELPER to depend on it.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Link: https://lore.kernel.org/r/20240327-kms-kconfig-helpers-v3-8-eafee11b84b3@kernel.org
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-03-28 11:26:49 +01:00
Maxime Ripard
c0e0f13935
drm: Make drivers depends on DRM_DW_HDMI
DRM_DW_HDMI has a number of dependencies that might not be enabled.
However, drivers were used to selecting it while not enforcing the
DRM_DW_HDMI dependencies.

This could result in Kconfig warnings (and further build breakages) such
as:

  Kconfig warnings: (for reference only)
     WARNING: unmet direct dependencies detected for DRM_DW_HDMI
     Depends on [n]: HAS_IOMEM [=y] && DRM [=m] && DRM_BRIDGE [=y] && DRM_DISPLAY_HELPER [=n]
     Selected by [m]:
     - DRM_SUN8I_DW_HDMI [=m] && HAS_IOMEM [=y] && DRM_SUN4I [=m]

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202403262127.kZkttfNz-lkp@intel.com/
Acked-by: Jani Nikula <jani.nikula@intel.com>
Link: https://lore.kernel.org/r/20240327-kms-kconfig-helpers-v3-7-eafee11b84b3@kernel.org
Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-03-28 11:26:49 +01:00
Andy Yan
905f7d53a1 drm/rockchip: vop2: Remove AR30 and AB30 format support
The Alpha blending for 30 bit RGB/BGR are not
functioning properly for rk3568/rk3588, so remove
it from the format list.

Fixes: bfd8a5c228 ("drm/rockchip: vop2: Add more supported 10bit formats")
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240304100952.3592984-1-andyshrk@163.com
2024-03-26 09:48:26 +01:00
Daniel Vetter
f112b68f27 Linux 6.8-rc6
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Merge v6.8-rc6 into drm-next

Thomas Zimmermann asked to backmerge -rc6 for drm-misc branches,
there's a few same-area-changed conflicts (xe and amdgpu mostly) that
are getting a bit too annoying.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2024-02-26 11:41:07 +01:00
Harshit Mogalapalli
b6ddaa63f7 drm/rockchip: vop2: add a missing unlock in vop2_crtc_atomic_enable()
Unlock before returning on the error path.

Fixes: 5a028e8f06 ("drm/rockchip: vop2: Add support for rk3588")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
Reviewed-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240119190841.1619443-1-harshit.m.mogalapalli@oracle.com
2024-02-13 20:33:39 +01:00
Maxime Ripard
4db102dcb0
Merge drm/drm-next into drm-misc-next
Kickstart 6.9 development cycle.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
2024-01-29 14:20:23 +01:00
Linus Torvalds
ed8d84530a This cycle, I2C removes the currently unused CLASS_DDC support
(controllers set the flag, but there is no client to use it). Also,
 CLASS_SPD support gets simplified to prepare removal in the future.
 Class based instantiation is not recommended these days anyhow.
 Furthermore, I2C core now creates a debugfs directory per I2C adapter.
 Current bus driver users were converted to use it. Then, there are also
 quite some driver updates. Standing out are patches for the wmt-driver
 which is refactored to support more variants. This is the rebased pull
 request where a large series for the designware driver was dropped.
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Merge tag 'i2c-for-6.8-rc1-rebased' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux

Pull i2c updates from Wolfram Sang:
 "This removes the currently unused CLASS_DDC support (controllers set
  the flag, but there is no client to use it).

  Also, CLASS_SPD support gets simplified to prepare removal in the
  future. Class based instantiation is not recommended these days
  anyhow.

  Furthermore, I2C core now creates a debugfs directory per I2C adapter.
  Current bus driver users were converted to use it.

  Finally, quite some driver updates. Standing out are patches for the
  wmt-driver which is refactored to support more variants.

  This is the rebased pull request where a large series for the
  designware driver was dropped"

* tag 'i2c-for-6.8-rc1-rebased' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: (38 commits)
  MAINTAINERS: use proper email for my I2C work
  i2c: stm32f7: add support for stm32mp25 soc
  i2c: stm32f7: perform I2C_ISR read once at beginning of event isr
  dt-bindings: i2c: document st,stm32mp25-i2c compatible
  i2c: stm32f7: simplify status messages in case of errors
  i2c: stm32f7: perform most of irq job in threaded handler
  i2c: stm32f7: use dev_err_probe upon calls of devm_request_irq
  i2c: i801: Add lis3lv02d for Dell XPS 15 7590
  i2c: i801: Add lis3lv02d for Dell Precision 3540
  i2c: wmt: Reduce redundant: REG_CR setting
  i2c: wmt: Reduce redundant: function parameter
  i2c: wmt: Reduce redundant: clock mode setting
  i2c: wmt: Reduce redundant: wait event complete
  i2c: wmt: Reduce redundant: bus busy check
  i2c: mux: reg: Remove class-based device auto-detection support
  i2c: make i2c_bus_type const
  dt-bindings: at24: add ROHM BR24G04
  eeprom: at24: use of_match_ptr()
  i2c: cpm: Remove linux,i2c-index conversion from be32
  i2c: imx: Make SDA actually optional for bus recovering
  ...
2024-01-18 17:29:01 -08:00
Heiner Kallweit
e965a70727 drm: remove I2C_CLASS_DDC support
After removal of the legacy EEPROM driver and I2C_CLASS_DDC support in
olpc_dcon there's no i2c client driver left supporting I2C_CLASS_DDC.
Class-based device auto-detection is a legacy mechanism and shouldn't
be used in new code. So we can remove this class completely now.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Reviewed-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Andi Shyti <andi.shyti@linux.intel.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
2024-01-18 21:10:41 +01:00
Alex Bee
aabf5c412f
drm/rockchip: inno_hdmi: Explicitly include drm_atomic.h
Commit d3e040f450 ("drm/rockchip: inno_hdmi: Get rid of mode_set")
started using drm_atomic_get_new_connector_state and
drm_atomic_get_new_crtc_state which are defined in drm_atomic.h
Building does currently only work if CONFIG_OF and CONFIG_DRM_PANEL_BRIDGE
are enabled since this will include drm_atomic.h via drm_bridge.h (see
drm_of.h).

Explicitly include drm_atomic.h in inno_hdmi.c to fix this.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202401100949.ZVRr0pIa-lkp@intel.com/
Closes: https://lore.kernel.org/oe-kbuild-all/202401081720.UtgAZgba-lkp@intel.com/
Fixes: d3e040f450 ("drm/rockchip: inno_hdmi: Get rid of mode_set")
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240115092434.41695-2-knaerzche@gmail.com
2024-01-17 10:34:23 +01:00
Cristian Ciocaltea
196da3f3f7 drm/rockchip: vop2: Drop unused if_dclk_rate variable
Commit 5a028e8f06 ("drm/rockchip: vop2: Add support for rk3588")
introduced a variable which ended up being unused:

rockchip_drm_vop2.c:1688:23: warning: variable ‘if_dclk_rate’ set but not used [-Wunused-but-set-variable]

This has been initially used as part of a formula to compute the clock
dividers, but eventually it has been replaced by static values.

Drop the variable declaration and move its assignment to the comment
block, to serve as documentation of how the constants have been
generated.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240105174007.98054-1-cristian.ciocaltea@collabora.com
2024-01-05 21:34:24 +01:00
Cristian Ciocaltea
38709af26c drm/rockchip: vop2: Drop superfluous include
The rockchip_drm_fb.h header contains just a single function which is
not directly used by the VOP2 driver.  Drop the unnecessary include.

Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240104143951.85219-1-cristian.ciocaltea@collabora.com
2024-01-04 17:17:25 +01:00
Quentin Schulz
52d11c863a drm/rockchip: lvds: do not print scary message when probing defer
This scary message can misled the user into thinking something bad has
happened and needs to be fixed, however it could simply be part of a
normal boot process where EPROBE_DEFER is taken into account. Therefore,
let's use dev_err_probe so that this message doesn't get shown (by
default) when the return code is EPROBE_DEFER.

Fixes: 34cc0aa254 ("drm/rockchip: Add support for Rockchip Soc LVDS")
Cc: Quentin Schulz <foss+kernel@0leil.net>
Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231120-rk-lvds-defer-msg-v2-2-9c59a5779cf9@theobroma-systems.com
2024-01-04 11:45:55 +01:00
Quentin Schulz
79b09453c4 drm/rockchip: lvds: do not overwrite error code
ret variable stores the return value of drm_of_find_panel_or_bridge
which can return error codes different from EPROBE_DEFER. Therefore,
let's just return that error code instead of forcing it to EPROBE_DEFER.

Fixes: 34cc0aa254 ("drm/rockchip: Add support for Rockchip Soc LVDS")
Cc: Quentin Schulz <foss+kernel@0leil.net>
Signed-off-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231120-rk-lvds-defer-msg-v2-1-9c59a5779cf9@theobroma-systems.com
2024-01-04 11:45:54 +01:00
Alex Bee
50a3c772bd drm/rockchip: inno_hdmi: Drop custom fill_modes hook
Now that we have proper pixelclock-based mode validation we can drop the
custom fill_modes hook.
CRTC size validation for the display controller has been added with
Commit 8e140cb602 ("drm/rockchip: vop: limit maximum resolution to
hardware capabilities")

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-27-knaerzche@gmail.com
2024-01-04 09:08:08 +01:00
Alex Bee
701029621d drm/rockchip: inno_hdmi: Add basic mode validation
As per TRM this controller supports pixelclocks starting from 25 MHz. The
maximum supported pixelclocks are defined by the phy configurations we
have. Also it can't support modes that require doubled clocks. If the
variant has a phy reference clock we can additionally validate against VESA
DMT'srecommendations.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-26-knaerzche@gmail.com
2024-01-04 09:08:07 +01:00
Alex Bee
aa54f334c2 drm/rockchip: inno_hdmi: Add RK3128 support
This variant requires the phy reference clock to be enabled before the DDC
block can work and the (initial) DDC bus frequency is calculated based on
the rate of this clock. Besides the only difference is phy configuration
required to make the driver working for this variant as well.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-25-knaerzche@gmail.com
2024-01-04 09:08:05 +01:00
Alex Bee
5f2e93e671 drm/rockchip: inno_hdmi: Add variant support
In preparation to support RK3128's integration of the controller, this
patch adds a simple variant implementation. They mainly differ in the phy
configuration required, so those are part of the match_data. The values
have been taken from downstream. The pixelclocks in there are meant to be
max-inclusive.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-24-knaerzche@gmail.com
2024-01-04 09:08:04 +01:00
Lucas Stach
bb056046c2 drm/rockchip: analogix_dp: get encoder port ID from DT
The VOP2 driver needs this port ID to properly configure the
display data routing.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240103181301.3339595-1-l.stach@pengutronix.de
2024-01-04 09:03:47 +01:00
Alex Bee
f01e33cb58 drm/rockchip: inno_hdmi: Split power mode setting
This splits setting the power mode of the controller / phy in two
functions. It's done in preparation of setting up the phy based on the
pixelclock.

No functional changes intended.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-23-knaerzche@gmail.com
2023-12-30 00:38:31 +01:00
Alex Bee
71892cee6c drm/rockchip: inno_hdmi: Don't power up the phy after resetting
inno_hdmi_reset is only ever called when initializing the controller. At
this point it’s completely uneccessary to power up the PHY, since all
what has to work at this point is the DDC bus. The phy will be powered up
correctly when a mode is set in inno_hdmi_encoder_enable and disabled in
inno_hdmi_encoder_disable.
Set it to LOWER_PWR after resetting the controller.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-22-knaerzche@gmail.com
2023-12-30 00:38:30 +01:00
Alex Bee
164abbd2b7 drm/rockchip: inno_hdmi: Correctly setup HDMI quantization range
The display controller will always give full range RGB regardless of the
mode set, but HDMI requires certain modes to be transmitted in limited
range RGB. This is especially required for HDMI sinks which do not support
non-standard quantization ranges.

This enables color space conversion for those modes and sets the
quantization range accordingly in the AVI infoframe.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-21-knaerzche@gmail.com
2023-12-30 00:38:29 +01:00
Alex Bee
ceeb0f0104 drm/rockchip: inno_hdmi: Subclass connector state
The data which is currently hold in hdmi_data should not be part of device
itself but of the connector state.
Introduce a connector state subclass and move the data from hdmi_data in
there.

Suggested-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-20-knaerzche@gmail.com
2023-12-30 00:38:28 +01:00
Alex Bee
f68a68fe9d drm/rockchip: inno_hdmi: Remove useless include
The inclusion syscon.h isn't used anywhere. Remove it.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-19-knaerzche@gmail.com
2023-12-30 00:38:27 +01:00
Alex Bee
073aa696f8 drm/rockchip: inno_hdmi: Drop irq struct member
The struct member irq isn't used anywhere. Drop it.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-18-knaerzche@gmail.com
2023-12-30 00:38:26 +01:00
Maxime Ripard
153fe8dbd8 drm/rockchip: inno_hdmi: Remove unused drm device pointer
The drm_dev field in the inno_hdmi struct stores a pointer to the DRM
device but is never used anywhere in the driver. Let's remove it.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-17-knaerzche@gmail.com
2023-12-30 00:38:25 +01:00
Maxime Ripard
4278ff62b7 drm/rockchip: inno_hdmi: Switch to infoframe type
The inno_hdmi driver relies on its own internal infoframe type matching
the hardware.

This works fine, but in order to make further reworks easier, let's
switch to the HDMI spec definition of those types.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-16-knaerzche@gmail.com
2023-12-30 00:38:24 +01:00
Maxime Ripard
cc9ec38cb2 drm/rockchip: inno_hdmi: Move infoframe disable to separate function
The code to upload infoframes to the controller uses a weird construct
which, based on the previous function call return code, will either
disable or enable that infoframe.

In order to get rid of that argument, let's split the function to
disable the infoframe into a separate function and make it obvious what
we are doing in the error path.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-15-knaerzche@gmail.com
2023-12-30 00:38:23 +01:00
Maxime Ripard
aa4f96e2de drm/rockchip: inno_hdmi: Drop HDMI Vendor Infoframe support
The HDMI vendor infoframe is only meant to be sent with 4k60 modes and
higher, but the controller doesn't support them. Let's drop them from
the kernel.

Suggested-by: Johan Jonker <jbx6244@gmail.com>
Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-14-knaerzche@gmail.com
2023-12-30 00:38:22 +01:00
Maxime Ripard
5f92474844 drm/rockchip: inno_hdmi: Remove tmds rate from structure
The tmds_rate field in the inno_hdmi structure is used mostly to
configure the internal i2c controller divider through a call to the
inno_hdmi_i2c_init() function.

We can simply make that rate an argument to that function, which also
removes a workaround to initialize the divider at probe time when we
don't have a mode yet.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-13-knaerzche@gmail.com
2023-12-30 00:33:21 +01:00
Alex Bee
139771b823 drm/rockchip: inno_hdmi: Remove YUV-based csc coefficents
Now that the unneeded support for YUV based input formats is gone, the csc
coefficients for those formats can be dropped as well.

Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-12-knaerzche@gmail.com
2023-12-30 00:33:20 +01:00
Maxime Ripard
c1ceee3248 drm/rockchip: inno_hdmi: Remove useless input format
The driver has a lot of logic to deal with multiple input formats, but
hardcodes it to RGB. This means that most of that code has been dead
code, so let's get rid of it.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
[made checkpatch happy]
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-11-knaerzche@gmail.com
2023-12-30 00:33:19 +01:00
Maxime Ripard
f8723484e0 drm/rockchip: inno_hdmi: Remove unneeded has audio flag
The sink_has_audio flag is not used anywhere in the driver so let's get
rid of it. It's redundant with drm_display_info.has_audio anyway.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-10-knaerzche@gmail.com
2023-12-30 00:33:18 +01:00
Maxime Ripard
d7ba3d711c drm/rockchip: inno_hdmi: no need to store vic
The mode's VIC is only ever used in the inno_hdmi_setup() function so
there's no need to store it in the main structure.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
[made checkpatch happy]
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-9-knaerzche@gmail.com
2023-12-30 00:33:17 +01:00
Maxime Ripard
d3e040f450 drm/rockchip: inno_hdmi: Get rid of mode_set
We're not doing anything special in atomic_mode_set so we can simply
merge it into atomic_enable.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-8-knaerzche@gmail.com
2023-12-30 00:33:16 +01:00
Maxime Ripard
ff4d4fa76f drm/rockchip: inno_hdmi: Switch encoder hooks to atomic
The inno_hdmi encoder still uses the !atomic variants of enable, disable
and modeset. Convert to their atomic equivalents.

Signed-off-by: Maxime Ripard <mripard@kernel.org>
Tested-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Alex Bee <knaerzche@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222174220.55249-7-knaerzche@gmail.com
2023-12-30 00:33:15 +01:00