drm/komeda: Initialize and enable output polling on Komeda (1109635b) · Commits · 戴 / test

Initialize and enable output polling on Komeda. Changes since v1: 1. Enable the polling before registering the driver; 2. Disable the polling after unregistering the driver. Changes since v2: 1. If driver register failed, disable the polling. Signed-off-by:

Lowry Li (Arm Technology China) <lowry.li@arm.com> Reviewed-by:

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

james qian wang (Arm Technology China) <james.qian.wang@arm.com> Link: https://patchwork.freedesktop.org/patch/msgid/1564733249-24329-1-git-send-email-lowry.li@arm.com

drivers/gpu/drm/arm/display/komeda/komeda_kms.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -15,6 +15,7 @@
		#include <drm/drm_gem_framebuffer_helper.h>
		#include <drm/drm_irq.h>
		#include <drm/drm_vblank.h>
		#include <drm/drm_probe_helper.h>

		#include "komeda_dev.h"
		#include "komeda_framebuffer.h"
		@@ -315,6 +316,8 @@ struct komeda_kms_dev komeda_kms_attach(struct komeda_dev mdev)

		drm->irq_enabled = true;

		drm_kms_helper_poll_init(drm);

		err = drm_dev_register(drm, 0);
		if (err)
		goto cleanup_mode_config;
		@@ -322,6 +325,7 @@ struct komeda_kms_dev komeda_kms_attach(struct komeda_dev mdev)
		return kms;

		cleanup_mode_config:
		drm_kms_helper_poll_fini(drm);
		drm->irq_enabled = false;
		drm_mode_config_cleanup(drm);
		komeda_kms_cleanup_private_objs(kms);
		@@ -338,6 +342,7 @@ void komeda_kms_detach(struct komeda_kms_dev *kms)
		drm->irq_enabled = false;
		mdev->funcs->disable_irq(mdev);
		drm_dev_unregister(drm);
		drm_kms_helper_poll_fini(drm);
		component_unbind_all(mdev->dev, drm);
		komeda_kms_cleanup_private_objs(kms);
		drm_mode_config_cleanup(drm);

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