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drm/tegra: Use new multi-driver module helpers 

Use the new multi-driver module helpers to get rid of some boilerplate
in the module initialization and cleanup functions.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2015-09-10 16:07:14 +02:00
parent a134789a67
commit 473112e443
2 changed files with 14 additions and 46 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

56
drivers/gpu/drm/tegra/drm.c
View File

@ -1076,6 +1076,16 @@ static struct host1x_driver host1x_drm_driver = {
.subdevs = host1x_drm_subdevs,
};
static struct platform_driver * const drivers[] = {
&tegra_dc_driver,
&tegra_hdmi_driver,
&tegra_dsi_driver,
&tegra_dpaux_driver,
&tegra_sor_driver,
&tegra_gr2d_driver,
&tegra_gr3d_driver,
};
static int __init host1x_drm_init(void)
{
int err;
@ -1084,48 +1094,12 @@ static int __init host1x_drm_init(void)
if (err < 0)
return err;
err = platform_driver_register(&tegra_dc_driver);
err = platform_register_drivers(drivers, ARRAY_SIZE(drivers));
if (err < 0)
goto unregister_host1x;
err = platform_driver_register(&tegra_dsi_driver);
if (err < 0)
goto unregister_dc;
err = platform_driver_register(&tegra_sor_driver);
if (err < 0)
goto unregister_dsi;
err = platform_driver_register(&tegra_hdmi_driver);
if (err < 0)
goto unregister_sor;
err = platform_driver_register(&tegra_dpaux_driver);
if (err < 0)
goto unregister_hdmi;
err = platform_driver_register(&tegra_gr2d_driver);
if (err < 0)
goto unregister_dpaux;
err = platform_driver_register(&tegra_gr3d_driver);
if (err < 0)
goto unregister_gr2d;
return 0;
unregister_gr2d:
platform_driver_unregister(&tegra_gr2d_driver);
unregister_dpaux:
platform_driver_unregister(&tegra_dpaux_driver);
unregister_hdmi:
platform_driver_unregister(&tegra_hdmi_driver);
unregister_sor:
platform_driver_unregister(&tegra_sor_driver);
unregister_dsi:
platform_driver_unregister(&tegra_dsi_driver);
unregister_dc:
platform_driver_unregister(&tegra_dc_driver);
unregister_host1x:
host1x_driver_unregister(&host1x_drm_driver);
return err;
@ -1134,13 +1108,7 @@ module_init(host1x_drm_init);
static void __exit host1x_drm_exit(void)
{
platform_driver_unregister(&tegra_gr3d_driver);
platform_driver_unregister(&tegra_gr2d_driver);
platform_driver_unregister(&tegra_dpaux_driver);
platform_driver_unregister(&tegra_hdmi_driver);
platform_driver_unregister(&tegra_sor_driver);
platform_driver_unregister(&tegra_dsi_driver);
platform_driver_unregister(&tegra_dc_driver);
platform_unregister_drivers(drivers, ARRAY_SIZE(drivers));
host1x_driver_unregister(&host1x_drm_driver);
}
module_exit(host1x_drm_exit);

4
drivers/gpu/drm/tegra/drm.h
View File

@ -279,10 +279,10 @@ void tegra_fb_output_poll_changed(struct drm_device *drm);
#endif
extern struct platform_driver tegra_dc_driver;
extern struct platform_driver tegra_dsi_driver;
extern struct platform_driver tegra_sor_driver;
extern struct platform_driver tegra_hdmi_driver;
extern struct platform_driver tegra_dsi_driver;
extern struct platform_driver tegra_dpaux_driver;
extern struct platform_driver tegra_sor_driver;
extern struct platform_driver tegra_gr2d_driver;
extern struct platform_driver tegra_gr3d_driver;