linux-kernel - [PATCH v3 04/10] drm/cirrus: Replace module-init boiler-plate code with DRM helpers

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Message-Id: <20211222082831.196562-5-javierm@redhat.com>
Date:   Wed, 22 Dec 2021 09:28:25 +0100
From:   Javier Martinez Canillas <javierm@...hat.com>
To:     linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Cc:     Thomas Zimmermann <tzimmermann@...e.de>,
        Javier Martinez Canillas <javierm@...hat.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Dave Airlie <airlied@...hat.com>,
        David Airlie <airlied@...ux.ie>,
        Gerd Hoffmann <kraxel@...hat.com>,
        virtualization@...ts.linux-foundation.org
Subject: [PATCH v3 04/10] drm/cirrus: Replace module-init boiler-plate code with DRM helpers

From: Thomas Zimmermann <tzimmermann@...e.de>

Remove custom cirrus_init() and cirrus_exit() functions and initialize
the module with DRM module helpers.

Signed-off-by: Thomas Zimmermann <tzimmermann@...e.de>
Signed-off-by: Javier Martinez Canillas <javierm@...hat.com>
---

(no changes since v1)

 drivers/gpu/drm/tiny/cirrus.c | 17 ++---------------
 1 file changed, 2 insertions(+), 15 deletions(-)

diff --git a/drivers/gpu/drm/tiny/cirrus.c b/drivers/gpu/drm/tiny/cirrus.c
index c95d9ff7d600..ecf2475d0f16 100644
--- a/drivers/gpu/drm/tiny/cirrus.c
+++ b/drivers/gpu/drm/tiny/cirrus.c
@@ -39,6 +39,7 @@
 #include <drm/drm_ioctl.h>
 #include <drm/drm_managed.h>
 #include <drm/drm_modeset_helper_vtables.h>
+#include <drm/drm_module.h>
 #include <drm/drm_probe_helper.h>
 #include <drm/drm_simple_kms_helper.h>
 
@@ -633,21 +634,7 @@ static struct pci_driver cirrus_pci_driver = {
 	.remove = cirrus_pci_remove,
 };
 
-static int __init cirrus_init(void)
-{
-	if (drm_firmware_drivers_only())
-		return -EINVAL;
-
-	return pci_register_driver(&cirrus_pci_driver);
-}
-
-static void __exit cirrus_exit(void)
-{
-	pci_unregister_driver(&cirrus_pci_driver);
-}
-
-module_init(cirrus_init);
-module_exit(cirrus_exit);
+drm_module_pci_driver(cirrus_pci_driver)
 
 MODULE_DEVICE_TABLE(pci, pciidlist);
 MODULE_LICENSE("GPL");
-- 
2.33.1