Re: [PATCH v6 06/10] drm/tegra: Make panel parsing by tegra_output_probe() optional
From: Thierry Reding
Date: Fri Nov 06 2026 - 09:06:08 EST
On Thu, Nov 05, 2026 at 04:05:06PM +0200, Svyatoslav Ryhel wrote:
> The tegra_output_probe() performs panel parsing unconditionally, even for
> devices that do not require it (such as HDMI) or that handle panel parsing
> on their own (like DSI). Make panel parsing configurable.
>
> Signed-off-by: Svyatoslav Ryhel <clamor95@xxxxxxxxx>
> ---
> drivers/gpu/drm/tegra/drm.h | 2 +-
> drivers/gpu/drm/tegra/dsi.c | 2 +-
> drivers/gpu/drm/tegra/hdmi.c | 2 +-
> drivers/gpu/drm/tegra/output.c | 52 ++++++++++++++++++----------------
> drivers/gpu/drm/tegra/rgb.c | 2 +-
> drivers/gpu/drm/tegra/sor.c | 2 +-
> 6 files changed, 32 insertions(+), 30 deletions(-)
Does it break anything to try and parse this even when it's not needed?
In all cases we error out early, so there shouldn't be a whole lot of
extra overhead either.
Adding this extra parameter just adds extra complexity for seemingly no
benefit.
Thierry
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