linux-kernel - Re: [PATCH v3 drm-dp 8/8] drm/hisilicon/hibmc: Add MSI irq getting and requesting for HPD

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Message-ID: <sjddkllmy4fptwpzlejyjo5jlusxlnipf2fryziirbbetkrbmp@bx62xcu5kzjz>
Date: Sat, 22 Feb 2025 07:57:44 +0200
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Yongbang Shi <shiyongbang@...wei.com>
Cc: xinliang.liu@...aro.org, tiantao6@...ilicon.com, 
	maarten.lankhorst@...ux.intel.com, mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com, 
	daniel@...ll.ch, kong.kongxinwei@...ilicon.com, liangjian010@...wei.com, 
	chenjianmin@...wei.com, lidongming5@...wei.com, libaihan@...wei.com, 
	shenjian15@...wei.com, shaojijie@...wei.com, dri-devel@...ts.freedesktop.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 drm-dp 8/8] drm/hisilicon/hibmc: Add MSI irq getting
 and requesting for HPD

On Sat, Feb 22, 2025 at 10:51:01AM +0800, Yongbang Shi wrote:
> From: Baihan Li <libaihan@...wei.com>
> 
> To realize HPD feature, request irq for HPD , add its handler function.
> We use pci_alloc_irq_vectors() to get our msi irq, because we have two
> interrupts now.
> 
> Signed-off-by: Baihan Li <libaihan@...wei.com>
> Signed-off-by: Yongbang Shi <shiyongbang@...wei.com>
> ---
>  drivers/gpu/drm/hisilicon/hibmc/dp/dp_reg.h   |  3 +
>  .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c   | 77 +++++++++++++++----
>  .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h   |  3 +
>  3 files changed, 69 insertions(+), 14 deletions(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
> 

-- 
With best wishes
Dmitry