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From: Javier Martinez Canillas <javierm@redhat.com>
To: Thomas Zimmermann <tzimmermann@suse.de>,
	maarten.lankhorst@linux.intel.com, mripard@kernel.org,
	airlied@gmail.com, daniel@ffwll.ch, andrew@aj.id.au,
	laurentiu.palcu@oss.nxp.com, l.stach@pengutronix.de,
	shawnguo@kernel.org, s.hauer@pengutronix.de,
	kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
	p.zabel@pengutronix.de, anitha.chrisanthus@intel.com,
	edmund.j.dea@intel.com, khilman@baylibre.com,
	jbrunet@baylibre.com, martin.blumenstingl@googlemail.com,
	alain.volmat@foss.st.com, yannick.fertre@foss.st.com,
	raphael.gallais-pou@foss.st.com, philippe.cornu@foss.st.com,
	mcoquelin.stm32@gmail.com, alexandre.torgue@foss.st.com,
	jernej.skrabec@gmail.com, samuel@sholland.org, jyri.sarha@iki.fi,
	tomba@kernel.org, linus.walleij@linaro.org, hyun.kwon@xilinx.com,
	laurent.pinchart@ideasonboard.com
Cc: linux-aspeed@lists.ozlabs.org, dri-devel@lists.freedesktop.org,
	linux-stm32@st-md-mailman.stormreply.com,
	Thomas Zimmermann <tzimmermann@suse.de>,
	linux-amlogic@lists.infradead.org, linux-sunxi@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 01/22] drm/fbdev-dma: Implement fbdev emulation for GEM DMA helpers
Date: Thu, 09 Mar 2023 12:14:39 +0100	[thread overview]
Message-ID: <871qlydvmo.fsf@minerva.mail-host-address-is-not-set> (raw)
In-Reply-To: <87o7p2p4n4.fsf@minerva.mail-host-address-is-not-set>

Javier Martinez Canillas <javierm@redhat.com> writes:

[...]

>> +	drm_fb_helper_prepare(dev, fb_helper, preferred_bpp, &drm_fbdev_dma_helper_funcs);
>> +
>> +	ret = drm_client_init(dev, &fb_helper->client, "fbdev", &drm_fbdev_dma_client_funcs);
>> +	if (ret) {
>> +		drm_err(dev, "Failed to register client: %d\n", ret);
>> +		goto err_drm_client_init;
>> +	}
>> +
>> +	ret = drm_fbdev_dma_client_hotplug(&fb_helper->client);
>> +	if (ret)
>> +		drm_dbg_kms(dev, "client hotplug ret=%d\n", ret);
>> +
>> +	drm_client_register(&fb_helper->client);
>> +
>> +	return;
>> +
>> +err_drm_client_init:
>> +	drm_fb_helper_unprepare(fb_helper);
>> +	kfree(fb_helper);
>> +}
>> +EXPORT_SYMBOL(drm_fbdev_dma_setup);
>
> And this one could also be shared AFAICT if drm_fbdev_client_hotplug()
> is used instead.
>

Scratch this one, you need the custom setup function to pass the 
drm_fbdev_dma_helper_funcs to drm_client_init(). But I think the
other comments this apply.

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat


  reply	other threads:[~2023-03-09 11:14 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-01 15:30 [PATCH 00/22] drm/dma-helper: Add dedicated fbdev emulation Thomas Zimmermann
2023-03-01 15:30 ` [PATCH 01/22] drm/fbdev-dma: Implement fbdev emulation for GEM DMA helpers Thomas Zimmermann
2023-03-09 11:04   ` Javier Martinez Canillas
2023-03-09 11:14     ` Javier Martinez Canillas [this message]
2023-03-10 13:54     ` Thomas Zimmermann
2023-03-01 15:30 ` [PATCH 02/22] arm/hdlcd: Use GEM DMA fbdev emulation Thomas Zimmermann
2023-03-09 11:17   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 03/22] arm/malidp: " Thomas Zimmermann
2023-03-09 11:18   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 04/22] drm/aspeed: " Thomas Zimmermann
2023-03-09 11:20   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 05/22] drm/atmel-hlcdc: " Thomas Zimmermann
2023-03-02 19:47   ` Sam Ravnborg
2023-03-09 11:20   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 06/22] drm/fsl-dcu: " Thomas Zimmermann
2023-03-09 11:20   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 07/22] drm/imx/dcss: " Thomas Zimmermann
2023-03-09 11:20   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 08/22] drm/imx: " Thomas Zimmermann
2023-03-09 11:21   ` Javier Martinez Canillas
2023-03-09 11:22   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 09/22] drm/kmb: " Thomas Zimmermann
2023-03-06 17:18   ` Chrisanthus, Anitha
2023-03-09 11:21   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 10/22] drm/logicvc: " Thomas Zimmermann
2023-03-09 11:23   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 11/22] drm/meson: " Thomas Zimmermann
2023-03-04 21:53   ` Martin Blumenstingl
2023-03-09 11:22   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 12/22] drm/mxsfb/lcdif: " Thomas Zimmermann
2023-03-09 11:24   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 13/22] drm/mxsfb: " Thomas Zimmermann
2023-03-09 11:25   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 14/22] drm/sti: " Thomas Zimmermann
2023-03-09 11:26   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 15/22] drm/stm: " Thomas Zimmermann
2023-03-09 11:26   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 16/22] drm/sun4i: " Thomas Zimmermann
2023-03-09 11:26   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 17/22] drm/tidss: " Thomas Zimmermann
2023-03-09 11:27   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 18/22] drm/tilcdc: " Thomas Zimmermann
2023-03-09 11:27   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 19/22] drm/arcpgu: " Thomas Zimmermann
2023-03-09 11:28   ` Javier Martinez Canillas
2023-03-01 15:30 ` [PATCH 20/22] drm/tve200: " Thomas Zimmermann
2023-03-06 22:19   ` Linus Walleij
2023-03-09 11:28   ` Javier Martinez Canillas
2023-03-01 15:31 ` [PATCH 21/22] drm/vc4: " Thomas Zimmermann
2023-03-09 11:28   ` Javier Martinez Canillas
2023-03-01 15:31 ` [PATCH 22/22] drm/xlnx: " Thomas Zimmermann
2023-03-09 11:29   ` Javier Martinez Canillas
2023-03-06 22:19 ` [PATCH 00/22] drm/dma-helper: Add dedicated " Linus Walleij
2023-03-07  8:55   ` Thomas Zimmermann
2023-03-09  8:17     ` Linus Walleij

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