Re: linux-next: manual merge of the drm tree with the drm-misc-fixes tree

[Stephen Rothwell <sfr@canb.auug.org.au>]

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Hi Maxime,

On Tue, 30 Nov 2021 09:58:31 +0100 Maxime Ripard <maxime@cerno.tech> wrote:
>
> Unfortunately the merge resolution isn't entirely correct :/
> 
> There's multiple conflicts between those two branches on that file, but
> things went wrong between 16e101051f32 and 0c980a006d3f
> 
> The first one changes the logic a bit for the clk_set_min_rate argument,
> and the second moves the clk_set_min_rate around.
> 
> However, the merge resolution reintroduced the initial clk_set_min_rate
> call line (line 373), without changing the logic of the proper call site
> (line 396).
> 
> This is the patch to fix the resolution:
> 
> -- >8 --  
> --- a/drivers/gpu/drm/vc4/vc4_kms.c	2021-11-30 08:56:28.748524275 +0100
> +++ b/drivers/gpu/drm/vc4/vc4_kms.c	2021-11-29 15:46:11.692151678 +0100
> @@ -365,14 +365,6 @@
>  		vc4_hvs_mask_underrun(dev, vc4_crtc_state->assigned_channel);
>  	}
> 
> -	if (vc4->hvs->hvs5) {
> -		unsigned long core_rate = max_t(unsigned long,
> -						500000000,
> -						new_hvs_state->core_clock_rate);
> -
> -		clk_set_min_rate(hvs->core_clk, core_rate);
> -	}
> -
>  	for (channel = 0; channel < HVS_NUM_CHANNELS; channel++) {
>  		struct drm_crtc_commit *commit;
>  		int ret;
> @@ -392,8 +384,13 @@
>  		old_hvs_state->fifo_state[channel].pending_commit = NULL;
>  	}
> 
> -	if (vc4->hvs->hvs5)
> -		clk_set_min_rate(hvs->core_clk, 500000000);
> +	if (vc4->hvs->hvs5) {
> +		unsigned long core_rate = max_t(unsigned long,
> +						500000000,
> +						new_hvs_state->core_clock_rate);
> +
> +		clk_set_min_rate(hvs->core_clk, core_rate);
> +	}
> 
>  	drm_atomic_helper_commit_modeset_disables(dev, state);
> -- >8 --  

Thanks, I have fixed that up in my resolution.

-- 
Cheers,
Stephen Rothwell

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