linux-kernel - Re: drm: arm/komeda: Remove IRQ parsing from initial series

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Date:   Thu, 17 Jan 2019 11:09:22 +0000
From:   "james qian wang (Arm Technology China)" <james.qian.wang@....com>
To:     Liviu Dudau <Liviu.Dudau@....com>
CC:     David Airlie <airlied@...ux.ie>,
        LKML <linux-kernel@...r.kernel.org>,
        DRI devel <dri-devel@...ts.freedesktop.org>, nd <nd@....com>
Subject: Re: drm: arm/komeda: Remove IRQ parsing from initial series

On Tue, Jan 15, 2019 at 10:15:44AM +0000, Liviu Dudau wrote:
> The initial series is only introducing the basic components and not
> implementing IRQ handling. Remove the left over code that touches
> IRQs until the proper implementation is introduced in a later series.
> 
> Signed-off-by: Liviu Dudau <liviu.dudau@....com>

Reviewed-by: James Qian Wang (Arm Technology China) <james.qian.wang@....com>

> ---
>  drivers/gpu/drm/arm/display/komeda/komeda_dev.c | 5 -----
>  drivers/gpu/drm/arm/display/komeda/komeda_dev.h | 3 ---
>  drivers/gpu/drm/arm/display/komeda/komeda_kms.c | 4 +---
>  3 files changed, 1 insertion(+), 11 deletions(-)
> 
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> index 84fdf707f2107..16f4e72abc1a3 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.c
> @@ -59,11 +59,6 @@ static int komeda_parse_dt(struct device *dev, struct komeda_dev *mdev)
>  		return PTR_ERR(clk);
>  
>  	mdev->mclk = clk;
> -	mdev->irq  = platform_get_irq(pdev, 0);
> -	if (mdev->irq < 0) {
> -		DRM_ERROR("could not get IRQ number.\n");
> -		return mdev->irq;
> -	}
>  
>  	for_each_available_child_of_node(np, child) {
>  		if (of_node_cmp(child->name, "pipeline") == 0) {
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
> index a0bf7050037a0..0f77dead6a237 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_dev.h
> @@ -81,9 +81,6 @@ struct komeda_dev {
>  	/** @mck: HW main engine clk */
>  	struct clk *mclk;
>  
> -	/** @irq: irq number */
> -	u32 irq;
> -
>  	int n_pipelines;
>  	struct komeda_pipeline *pipelines[KOMEDA_MAX_PIPELINES];
>  
> diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
> index f41b20235130b..3fc096d3883e8 100644
> --- a/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
> +++ b/drivers/gpu/drm/arm/display/komeda/komeda_kms.c
> @@ -142,12 +142,10 @@ struct komeda_kms_dev *komeda_kms_attach(struct komeda_dev *mdev)
>  
>  	err = drm_dev_register(drm, 0);
>  	if (err)
> -		goto uninstall_irq;
> +		goto cleanup_mode_config;
>  
>  	return kms;
>  
> -uninstall_irq:
> -	drm_irq_uninstall(drm);
>  cleanup_mode_config:
>  	drm_mode_config_cleanup(drm);
>  free_kms: