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SubjectRe: [PATCH 0/9] drm: meson: global clean-up (use proper macros, update comments ...)
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Hi Julien,

On 08/08/2019 16:12, Neil Armstrong wrote:
> On 25/06/2019 01:24, Kevin Hilman wrote:
>> Julien Masson <jmasson@baylibre.com> writes:
>>
>>> This patch series aims to clean-up differents parts of the drm meson
>>> code source.
>>>
>>> Couple macros have been defined and used to set several registers
>>> instead of using magic constants.
>>>
>>> I also took the opportunity to:
>>> - add/remove/update comments
>>> - remove useless code
>>> - minor fix/improvment
>>
>> Nice set of cleanups, thanks! I especially like the extra in-code
>> comments.
>>
>> Could you also add to the cover-letter how this was tested, and on what
>> platforms so we know it's not going to introduce any regressions.
>>
>> Thanks,
>>
>> Kevin
>>
>
> Apart the wrong magic value in patch 4 that I'll fix while applying,
> Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
>
> I'll run a few tests on all the supported SoC versions:
> - GXBB
> - GXL
> - GXM
> - G12A/G12B

Tested on :
- 1024x768x60 DVI Dell monitor
- 3840x2160x60 HDMI2.0 Samsung TV

Tested :
- Simple DMT mode
- Advanced HDMI2.0 4k60 mode with SCDC negotiation and scrambling
- OSD layer and scaling
- Video layer and scaling

SoCs:
- GXBB: meson-gxbb-odroidc2
modetest -M meson -s 32:1024x768-60 -P 33@37:1024x768@AR24 -P 35@37:1024x768@NV12
modetest -M meson -s 32:1024x768-60 -P 33@37:1024x768@AR24 -P 35@37:1024x768*2@NV12
modetest -M meson -s 32:1024x768-60 -P 33@37:512x384*2@AR24 -P 35@37:2048x1536*0.5@NV12

modetest -M meson -s 32:3840x2160-60 -P 33@37:3840x2160@AR24 -P 35@37:3840x2160@NV12
modetest -M meson -s 32:3840x2160-60 -P 33@37:1920x1080*2@AR24 -P 35@37:3840x2160*0.8@NV12

No visual issues

- GXL: meson-gxl-s905x-libretech-cc
modetest -M meson -s 34:1024x768-60 -P 35@39:1024x768@AR24 -P 37@39:1024x768@NV12
modetest -M meson -s 34:1024x768-60 -P 35@39:1024x768@AR24 -P 37@39:1024x768*2@NV12
modetest -M meson -s 34:1024x768-60 -P 35@39:512x384*2@AR24 -P 37@39:2048x1536*0.5@NV12
modetest -M meson -s 34:3840x2160-60 -P 35@39:3840x2160@AR24 -P 37@39:3840x2160@NV12
modetest -M meson -s 34:3840x2160-60 -P 35@39:1920x1080*2@AR24 -P 37@39:3840x2160*0.8@NV12

No visual issues

- GXM: meson-gxm-khadas-vim2
modetest -M meson -s 32:1024x768-60 -P 33@37:1024x768@AR24 -P 35@37:1024x768@NV12
modetest -M meson -s 32:1024x768-60 -P 33@37:1024x768@AR24 -P 35@37:1024x768*2@NV12
modetest -M meson -s 32:1024x768-60 -P 33@37:512x384*2@AR24 -P 35@37:2048x1536*0.5@NV12

modetest -M meson -s 32:3840x2160-60 -P 33@37:3840x2160@AR24 -P 35@37:3840x2160@NV12
modetest -M meson -s 32:3840x2160-60 -P 33@37:1920x1080*2@AR24 -P 35@37:3840x2160*0.8@NV12

With the following fix on patch 4:
========><====================================
--- a/drivers/gpu/drm/meson/meson_vpp.c
+++ b/drivers/gpu/drm/meson/meson_vpp.c
@@ -98,7 +98,7 @@ void meson_vpp_init(struct meson_drm *priv)
priv->io_base + _REG(VIU_MISC_CTRL1));
writel_relaxed(VPP_PPS_DUMMY_DATA_MODE,
priv->io_base + _REG(VPP_DOLBY_CTRL));
- writel_relaxed(0x108080,
+ writel_relaxed(0x1020080,
priv->io_base + _REG(VPP_DUMMY_DATA1));
} else if (meson_vpu_is_compatible(priv, "amlogic,meson-g12a-vpu"))
writel_relaxed(0xf, priv->io_base + _REG(DOLBY_PATH_CTRL));
========><====================================
No visual issues

- G12A/G12B: meson-g12a-sei510

Issue found in patch 5, the following fix will be applied while applying onto drm-misc-next :
========><====================================
--- a/drivers/gpu/drm/meson/meson_viu.c
+++ b/drivers/gpu/drm/meson/meson_viu.c
@@ -407,7 +407,7 @@ void meson_viu_init(struct meson_drm *priv)
VIU_OSD_BLEND_HOLD_LINES(4),
priv->io_base + _REG(VIU_OSD_BLEND_CTRL));

- writel_relaxed(VIU_OSD1_POSTBLD_SRC_OSD1,
+ writel_relaxed(OSD_BLEND_PATH_SEL_ENABLE,
priv->io_base + _REG(OSD1_BLEND_SRC_CTRL));
writel_relaxed(OSD_BLEND_PATH_SEL_ENABLE,
priv->io_base + _REG(OSD2_BLEND_SRC_CTRL));
========><====================================
modetest -M meson -s 34:800x600 -P 35@39:800x600@AR24 -P 37@39:800x600@NV12
modetest -M meson -s 34:800x600 -P 35@39:800x600@AR24 -P 37@39:800x600*2@NV12
modetest -M meson -s 34:800x600 -P 35@39:400x300*2@AR24 -P 37@39:1600x600*0.5@NV12
modetest -M meson -s 34:3840x2160-60 -P 35@39:3840x2160@AR24 -P 37@39:3840x2160@NV12
modetest -M meson -s 34:3840x2160-60 -P 35@39:1920x1080*2@AR24 -P 37@39:3840x2160*0.8@NV12

No visual issues

>
> and push to drm-misc-next.
>
> Neil
>

Applying to drm-misc-next with the fixes

Neil

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