[PATCH RFC v2 0/2] drm/meson: vclk: revert and re-fix vclk calculations
Neil Armstrong
neil.armstrong at linaro.org
Tue Apr 22 00:32:31 PDT 2025
Hi,
On Mon, 21 Apr 2025 22:12:58 +0200, Martin Blumenstingl wrote:
> This is a successor of a previous patchset by Christian [0]
>
> Patch 1 reverts a previous fix for loss of HDMI sync when playing YUV420
> @ 59.94 media. The patch does resolve a calculation issue. It also makes
> all fractional rates invalid which is a bigger problem.
>
> Patch 2 changes the whole drm/meson driver to use Hz as unit for clocks/
> frequencies. And importantly it uses the relevant 64-bit maths helpers so
> the code can still be compiled using for 32-bit ARM.
> Maxime previously suggested using drm_hdmi_compute_mode_clock(). That's
> still something to implement with future patches.
>
> [...]
Thanks, Applied to https://gitlab.freedesktop.org/drm/misc/kernel.git (drm-misc-fixes)
[1/2] Revert "drm/meson: vclk: fix calculation of 59.94 fractional rates"
https://gitlab.freedesktop.org/drm/misc/kernel/-/commit/f37bb5486ea536c1d61df89feeaeff3f84f0b560
[2/2] drm/meson: use unsigned long long / Hz for frequency types
https://gitlab.freedesktop.org/drm/misc/kernel/-/commit/1017560164b6bbcbc93579266926e6e96675262a
--
Neil
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