dts: mediatek: Add MT6331 PMIC devicetree")
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> arch/arm64/boot/dts/mediatek/mt6331.dtsi | 10 +-
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/m
On Thu, Jul 24, 2025 at 5:48 PM AngeloGioacchino Del Regno
wrote:
>
> Change the pinctrl node names to adhere to the binding: the main
> nodes are now named like "uart0-pins" and the children "pins-bus".
>
> Signed-off-by: AngeloGioacchino Del Regno
>
;partitions" subnode.
>
> Remove those to suppress an avoid_unnecessary_addr_size warning.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> arch/arm64/boot/dts/mediatek/mt7986a-acelink-ew-7886cax.dts | 2 --
> 1 file changed, 2 deletions(-)
>
On Thu, Jul 24, 2025 at 5:49 PM AngeloGioacchino Del Regno
wrote:
>
> The "M4U" IOMMU requires a handle to the infracfg to switch to
> the 4gb/pae addressing mode: add it.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> arch/a
dtbs_check warnings: remove it from all i2c nodes.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> arch/arm64/boot/dts/mediatek/mt6797.dtsi | 10 --
> 1 file changed, 10 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/mediatek/
ase to get working regulators.
>
> Fixes: 94aaf79a6af5 ("arm64: dts: mediatek: add Kontron 3.5"-SBC-i1200")
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> .../mediatek/mt8395-kontron-3-5-sbc-i1200.dts| 16
> 1
("arm64: dts: mediatek: add pumpkin board dts")
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> arch/arm64/boot/dts/mediatek/mt8516-pumpkin.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/bo
he binding and suppress
> dtbs_check warnings.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
It'd be nice to mention in v2 (if needed) that this patch also drops
redundant #address-cells and #size-cells, but it's minor.
Reviewed-by: Fei Shao
> ---
> arch/arm64/boot/d
the main
> node to silence a dtbs_check warning, and fix the children to
> use the MMIO range of t-phy.
>
> Fixes: 963c3b0c47ec ("arm64: dts: mediatek: fix t-phy unit name")
> Fixes: 918aed7abd2d ("arm64: dts: mt7986: add pcie related device nodes")
> Signed-
oGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> .../mediatek/mt8183-kukui-audio-da7219.dtsi | 4 +-
> .../mediatek/mt8183-kukui-audio-ts3a227e.dtsi | 2 +-
> .../dts/mediatek/mt8183-kukui-jacuzzi.dtsi| 22 +++---
> .../dts/mediatek/mt8183-kukui-kakadu.dtsi
coder isn't sorted in order, I guess we all agree
it's much easier to read in this way, so
Reviewed-by: Fei Shao
> ---
> arch/arm64/boot/dts/mediatek/mt8195.dtsi | 30 +---
> 1 file changed, 16 insertions(+), 14 deletions(-)
>
> diff --git a/arch/arm64
oGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> .../boot/dts/mediatek/pumpkin-common.dtsi | 18 +-
> 1 file changed, 9 insertions(+), 9 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/mediatek/pumpkin-common.dtsi
> b/arch/arm64/boot/dts/medi
On Tue, Mar 25, 2025 at 4:14 PM Fei Shao wrote:
>
> Simply clear the INTERFACE_CHANGE_INT register with 0 and replace the
> indirect `x & (~x)` pattern, since they are logically the same.
> No functional change.
>
> Signed-off-by: Fei Shao
> ---
Hi,
I noticed that Xin
Simply clear the INTERFACE_CHANGE_INT register with 0 and replace the
indirect `x & (~x)` pattern, since they are logically the same.
No functional change.
Signed-off-by: Fei Shao
---
drivers/gpu/drm/bridge/analogix/anx7625.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff -
On Fri, Jan 10, 2025 at 8:58 PM Krzysztof Kozlowski wrote:
>
> On 10/01/2025 13:33, paul-pl.chen wrote:
> > From: "Paul-pl.Chen"
> >
> > Add compatible for mmsys yaml of MT8196
> >
> > Signed-off-by: Paul-pl.Chen
>
>
> This is a wide pattern now in Mediatek: login name is used as family
> name.
indicates an error
in either the efuse data length described in DT or the efuse format
within the driver.
Signed-off-by: Fei Shao
---
Changes in v2:
- use %zu identifier for size_t in dev_warn()
drivers/gpu/drm/mediatek/mtk_dp.c | 18 +-
1 file changed, 13 insertions(+), 5 deletions
error
in either the efuse data length described in DT or the efuse format
within the driver.
Signed-off-by: Fei Shao
---
drivers/gpu/drm/mediatek/mtk_dp.c | 18 +-
1 file changed, 13 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c
b/drivers/gpu/drm
ding doesn't support audio.
This fixes dtbs_check error:
'#sound-dai-cells' does not match any of the regexes: 'pinctrl-[0-9]+'
Signed-off-by: Fei Shao
---
Changes in v2:
- reference to dai-common.yaml since the hardware exposes DAI
and update to `unevalua
On Thu, Oct 24, 2024 at 8:36 PM Maxime Ripard wrote:
>
> On Wed, Oct 09, 2024 at 01:23:31PM +0800, Fei Shao wrote:
> > In the mtk_dsi driver, its DSI host attach callback calls
> > devm_drm_of_get_bridge() to get the next bridge. If that next bridge is
> > a panel bridge,
On Mon, Oct 28, 2024 at 4:52 AM Krzysztof Kozlowski wrote:
>
> On Fri, Oct 25, 2024 at 06:42:45PM +0800, Fei Shao wrote:
> > The MediaTek DP hardware supports audio, and the "#sound-dai-cells"
> > property is required to describe DAI links and audio routing.
&
The MediaTek DP hardware supports audio, and the "#sound-dai-cells"
property is required to describe DAI links and audio routing.
Add "#sound-dai-cells" property to the binding and filter out non-DP
compatibles, as MediaTek eDP doesn't support audio.
Signed-off-by: Fei
This list is expected to be fixed, and it
encourages new MTK DPI devices to describe their power domain whenever
possible; if not, those should be listed with proper rationale.
Signed-off-by: Fei Shao
---
.../bindings/display/mediatek/mediatek,dpi.yaml | 15 +++
1 file chang
On Wed, Oct 16, 2024 at 7:10 PM Hsin-Te Yuan wrote:
>
> In commit 9f428b95ac89 ("drm/mediatek: Add new color format MACROs in
> OVL"), some new color formats are defined in the MACROs to make the
> switch statement more concise. That commit was intended to be a no-op
> cleanup. However, there are
ort MT8188 dp/edp function")
> Reviewed-by: Matthias Brugger
> Reviewed-by: AngeloGioacchino Del Regno
>
> Signed-off-by: Liankun Yang
Tested on MT8188-based Lenovo Chromebook Duet 11.
Reviewed-by: Fei Shao
Tested-by: Fei Shao
> ---
> Changes in V5:
> - No change
ff80c4e9e100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ff80c4e9e180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ff80c4e9e200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
=======
Signe
Use the state-aware spin_lock_irqsave() and spin_unlock_irqrestore()
to avoid unconditionally re-enabling the local interrupts.
Fixes: 411f5c1eacfe ("drm/mediatek: handle events when enabling/disabling crtc")
Signed-off-by: Fei Shao
---
drivers/gpu/drm/mediatek/mtk_crtc.c | 5 +++
hen picking up the patch.
But the change itself is valid, so after fixing that:
Reviewed-by: Fei Shao
Regards,
Fei
> Signed-off-by: Jason-JH.Lin
the Z position for all planes with an immutable property
> at least for now, so that the userspace can take its decisions
> accordingly.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
> ---
> drivers/gpu/drm/mediatek/mtk_crtc.c | 2 +-
> drivers/gpu/d
On Thu, Jul 18, 2024 at 4:49 PM Chen-Yu Tsai wrote:
>
> (CC-ed Fei Shao)
>
> On Thu, Jul 18, 2024 at 4:24 PM AngeloGioacchino Del Regno
> wrote:
> >
> > Hardware-speaking, there is no feature-reduced cursor specific
> > plane, so this driver reserves the last
On Mon, May 27, 2024 at 12:38 PM Chen-Yu Tsai wrote:
>
> On Mon, May 27, 2024 at 12:34 PM Fei Shao wrote:
> >
> > Hi Shawn,
> >
> > On Thu, May 2, 2024 at 6:39 PM Shawn Sung wrote:
> > >
> > > From: Hsiao Chien Sung
> > >
> &
Hi Shawn,
On Thu, May 2, 2024 at 6:39 PM Shawn Sung wrote:
>
> From: Hsiao Chien Sung
>
> Set DRM mode configs limitation according to the hardware capabilities
> and pass the IGT checks as below:
>
> - The test "graphics.IgtKms.kms_plane" requires a frame buffer with
> width of 4512 pixels (>
On Mon, Feb 26, 2024 at 4:07 PM Fei Shao wrote:
>
> Specify the component type for mediatek,mt8195-disp-ovl in the MediaTek
> DRM driver on top of commit 76cdcb87d391 ("drm/mediatek: Add MT8195 ovl
> driver support").
>
> With this, the compatible can function as
On Mon, Feb 26, 2024 at 4:43 PM AngeloGioacchino Del Regno
wrote:
>
> Il 26/02/24 09:21, Fei Shao ha scritto:
> > On Thu, Feb 22, 2024 at 4:43 PM AngeloGioacchino Del Regno
> > wrote:
> >>
> >> Il 21/02/24 17:56, Justin Green ha scritto:
> >>> Ad
On Thu, Feb 22, 2024 at 4:43 PM AngeloGioacchino Del Regno
wrote:
>
> Il 21/02/24 17:56, Justin Green ha scritto:
> > Add MT8188 overlay driver configuration data. This change consequently
> > enables 10-bit overlay support on MT8188 devices.
> >
> > Tested by running ChromeOS UI on MT8188 and usi
ned-off-by: Fei Shao
---
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 14a1e0157cc4..703caba48420 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drive
On Fri, Jan 19, 2024 at 2:32 PM Jason-JH.Lin wrote:
Hi Jason,
Just few nitpicks about typo:
>
> Add mediatek,gce-props.yaml for common GCE properties that is used for
> both mailbox providers and consumers. We place the common property
> "mediatek,gce-events" in this binding currently.
>
> The pr
o add another patch
and integrate those usages. Just a thought. :)
>
> +
> + ps_wc = vm->hactive * dsi_buf_bpp;
I noticed the "& DSI_PS_WC" part was dropped (but perhaps with awareness?).
While the outcome seems to always fall within the range of
DSI_PS_WC so we sho
Hi Angelo,
On Wed, Dec 20, 2023 at 9:57 PM AngeloGioacchino Del Regno
wrote:
>
> Change magic numerical masks with usage of the GENMASK() macro
> to improve readability.
>
> This commit brings no functional changes.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
> ---
> drivers/gpu/drm/mediat
Hi,
On Mon, Oct 2, 2023 at 5:21 PM Chen-Yu Tsai wrote:
>
> The MediaTek DRM driver implements GEM PRIME vmap by fetching the
> sg_table for the object, iterating through the pages, and then
> vmapping them. In essence, unlike the GEM DMA helpers which vmap
> when the object is first created or im
Hi Angelo,
On Wed, Sep 13, 2023 at 4:35 PM AngeloGioacchino Del Regno
wrote:
>
> Il 22/08/23 15:26, Jason-JH.Lin ha scritto:
> > Add spinlock protection to avoid race condition on vblank event
> > between mtk_drm_crtc_atomic_begin() and mtk_drm_finish_page_flip().
> >
>
> Hello Jason,
>
> Can you
On Thu, Aug 31, 2023 at 3:12 PM Fei Shao wrote:
>
> On Tue, Aug 22, 2023 at 10:27 PM Jason-JH.Lin
> wrote:
> >
> > Add spinlock protection to avoid race condition on vblank event
> > between mtk_drm_crtc_atomic_begin() and mtk_drm_finish_page_flip().
> >
>
On Tue, Sep 12, 2023 at 12:11 AM Doug Anderson wrote:
>
[...]
>
> That makes sense. I had based this series on drm-misc-next which
> didn't have those, but now that a new -rc1 is out it then
> drm-misc-next should rebase shortly. I'll make sure that the next
> version includes Uwe's changes as muc
see issues during boot / reboot, so
Reviewed-by: Fei Shao
Tested-by: Fei Shao
[1]:
https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/commit/?h=mediatek-drm-next&id=b3af12a0b46888340e024ba8b231605bcf2d0ab3
> + .shutdown = mtk_drm_shutdown,
> .dr
On Fri, Jul 14, 2023 at 6:59 PM Jason-JH.Lin wrote:
>
> 1. Instead of multiplying 2 variable of different types. Change to
> assign a value of one variable and then multiply the other variable.
>
> 2. Add a int variable for multiplier calculation instead of calculating
> different types multiplier
;)
> Signed-off-by: Jason-JH.Lin
Reviewed-by: Fei Shao
g Li
> Signed-off-by: Jitao Shi
Reviewed-by: Fei Shao
On Mon, Aug 14, 2023 at 3:28 PM Shuijing Li wrote:
>
> Due to the difference of HW, different dividers need to be set.
>
> Signed-off-by: Shuijing Li
> Signed-off-by: Jitao Shi
Reviewed-by: Fei Shao
On Thu, Aug 10, 2023 at 2:15 AM Jason-JH.Lin wrote:
>
> Add DSI as a main display output selection on MT8188 VDOSYS0.
>
> Signed-off-by: Nathan Lu
> Reviewed-by: Matthias Brugger
> Signed-off-by: Jason-JH.Lin
Reviewed-by: Fei Shao
Tested-by: Fei Shao
On Thu, Aug 10, 2023 at 2:16 AM Jason-JH.Lin wrote:
>
> Add implementation of mtk_dsi_encoder_index to mtk_ddp_comp_func
> to make mtk_dsi support dynamic connector selection.
>
> Signed-off-by: Jason-JH.Lin
Reviewed-by: Fei Shao
Tested-by: Fei Shao
array to a
> connector routes array called mt8188_mtk_ddp_main_routes to support
> dynamic selection capability for mt8188.
>
> Signed-off-by: Nancy Lin
> Signed-off-by: Nathan Lu
> Signed-off-by: Jason-JH.Lin
Tested-by: Fei Shao
ementation
> of mtk_dpi_encoder_index to get its encoder_index.
>
> Signed-off-by: Jason-JH.Lin
Reviewed-by: Fei Shao
Tested-by: Fei Shao
ned-off-by: Jason-JH.Lin
> Reviewed-by: AngeloGioacchino Del Regno
>
> Reviewed-by: CK Hu
Tested-by: Fei Shao
d with MT8188 and the internal display is up and functioning.
Reviewed-by: Fei Shao
Tested-by: Fei Shao
Reviewed-by: AngeloGioacchino Del Regno
>
Tested with MT8188 and the internal display is up and functioning.
Reviewed-by: Fei Shao
Tested-by: Fei Shao
On Thu, Aug 3, 2023 at 10:57 PM Daniel Vetter wrote:
>
> On Thu, Aug 03, 2023 at 08:48:56AM -0400, Justin Green wrote:
> > > See c91acda3a380 ("drm/gem: Check for valid formats") and the related gem
> > fb helper functions to see how this is supposed to be done.
Thanks for shedding the light, Sim
hromeOS kms_addfb_basic binary, which has a test called
> "addfb25-bad-modifier" that attempts to create a framebuffer with the
> modifier DRM_FORMAT_MOD_INVALID and verifies the ADDFB2 ioctl returns
> EINVAL.
>
> Signed-off-by: Justin Green
Tested-by: Fei Shao
Tested the U
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
On Wed, Jul 19, 2023 at 3:51 PM AngeloGioacchino Del Regno
wrote:
>
> The .remove() callback cannot fail: switch to .remove_new() and
> change mtk_dpi_remove() to void.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
On Wed, Jul 19, 2023 at 3:51 PM AngeloGioacchino Del Regno
wrote:
>
> Change drm_bridge_add() to its devm variant to slightly simplify the
> probe function.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
Hi CK,
On Fri, Jul 14, 2023 at 5:27 PM CK Hu (胡俊光) wrote:
>
> Hi, Nancy:
>
> On Fri, 2023-04-21 at 10:16 +0800, Nancy.Lin wrote:
snip
>
> In line 566, the statement is
>
> if (nodo) {
> comp_pdev = ...
> }
>
> The comment says that only ovl_adaptoer has no device node, so the
> checking s
Hi Angelo,
On Wed, Apr 12, 2023 at 7:53 PM AngeloGioacchino Del Regno
wrote:
>
> Instead of the open-coded platform_get_resource, devm_ioremap_resource
> switch to devm_platform_get_and_ioremap_resource(), doing exactly the
> same.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
> ---
> driver
rm_of_find_panel_or_bridge(). Furthermore, that will make the code
visually align with your previous patch.
But that's just optional, and since this patch works anyway,
Reviewed-by: Fei Shao
>
> dev_info(dev, "Found bridge node: %pOF\n", dpi->next_bridge->of_node);
>
> --
> 2.40.0
>
>
On Wed, Apr 12, 2023 at 7:53 PM AngeloGioacchino Del Regno
wrote:
>
> Use dev_err_probe() across the entire probe function of this driver
> to shrink the size.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
Reviewed-by: Fei Shao
Hi Angelo,
On Wed, Apr 12, 2023 at 7:53 PM AngeloGioacchino Del Regno
wrote:
>
> Change drm_bridge_add() to its devm variant to slightly simplify the
> probe function.
>
> Signed-off-by: AngeloGioacchino Del Regno
>
> ---
> drivers/gpu/drm/mediatek/mtk_dpi.c | 5 +++--
> 1 file changed, 3 inse
On Fri, Apr 21, 2023 at 10:16 AM Nancy.Lin wrote:
>
> fix Smatch static checker warning
> - uninitialized symbol comp_pdev in mtk_ddp_comp_init.
>
> Fixes: 0d9eee9118b7 ("drm/mediatek: Add drm ovl_adaptor sub driver for
> MT8195")
> Signed-off-by: Nancy.Lin
Rev
Hi Jason,
On Mon, Jul 10, 2023 at 12:27 AM Jason-JH.Lin wrote:
>
> OVL layer should not be enabled before crtc is enabled.
> The plane_state of drm_atomic_state is not sync to
> the plane_state stored in mtk_crtc during crtc enabling,
> so just set all planes to disabled.
>
Please add the "Fixes"
On Thu, Apr 14, 2022 at 10:53 AM Nick Fan wrote:
>
> Add a basic GPU node for mt8192.
>
> Signed-off-by: Nick Fan
Reviewed-by: Fei Shao
cmdq done. If it fail to execute in next 3 vblank,
> tiemout happen.
>
> Signed-off-by: Chun-Kuang Hu
> Signed-off-by: jason-jh.lin
Reviewed-by: Fei Shao
> ---
> drivers/gpu/drm/mediatek/mtk_drm_crtc.c | 20 ++--
> 1 file changed, 18 insertions(+), 2 del
Hi Chun-Kuang,
On Thu, Oct 28, 2021 at 7:47 AM Chun-Kuang Hu wrote:
>
> Hi, Fei:
>
> Fei Shao 於 2021年10月27日 週三 下午5:32寫道：
> >
> > Hi Jason,
> >
> > On Wed, Oct 27, 2021 at 10:19 AM jason-jh.lin
> > wrote:
> > >
> > > From: Chun-Kuan
Hi Jason,
On Wed, Oct 27, 2021 at 10:19 AM jason-jh.lin wrote:
>
> From: Chun-Kuang Hu
>
> CMDQ is used to update display register in vblank period, so
> it should be execute in next 2 vblank. One vblank interrupt
> before send message (occasionally) and one vblank interrupt
> after cmdq done. I
On Fri, Oct 22, 2021 at 6:13 PM Jason-JH Lin wrote:
>
> Hi Angelo,
>
> Thanks for the reviews.
>
>
> On Thu, 2021-10-14 at 16:05 +0200, AngeloGioacchino Del Regno wrote:
> > > Add mt8195 vdosys0 clock driver name and routing table to
> > > the driver data of mtk-mmsys.
> > >
>
> [snip]
>
> > >
> >
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