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78f5685f41
The 'wait_lock' name seems to be a copy-paste from omapdrm, and makes no sense here. Rename it to 'irq_lock'. Also clarify the related comment to make it clear what it protects, and drop any comments related to 'wait_list' which doesn't exist in tidss. Reviewed-by: Devarsh Thakkar <devarsht@ti.com> Reviewed-by: Aradhya Bhatia <aradhya.bhatia@linux.dev> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ideasonboard.com> Link: https://patchwork.freedesktop.org/patch/msgid/20241021-tidss-irq-fix-v1-7-82ddaec94e4a@ideasonboard.com
43 lines
1001 B
C
43 lines
1001 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2018 Texas Instruments Incorporated - https://www.ti.com/
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* Author: Tomi Valkeinen <tomi.valkeinen@ti.com>
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*/
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#ifndef __TIDSS_DRV_H__
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#define __TIDSS_DRV_H__
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#include <linux/spinlock.h>
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#define TIDSS_MAX_PORTS 4
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#define TIDSS_MAX_PLANES 4
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typedef u32 dispc_irq_t;
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struct tidss_device {
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struct drm_device ddev; /* DRM device for DSS */
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struct device *dev; /* Underlying DSS device */
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const struct dispc_features *feat;
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struct dispc_device *dispc;
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unsigned int num_crtcs;
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struct drm_crtc *crtcs[TIDSS_MAX_PORTS];
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unsigned int num_planes;
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struct drm_plane *planes[TIDSS_MAX_PLANES];
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unsigned int irq;
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/* protects the irq masks field and irqenable/irqstatus registers */
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spinlock_t irq_lock;
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dispc_irq_t irq_mask; /* enabled irqs */
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};
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#define to_tidss(__dev) container_of(__dev, struct tidss_device, ddev)
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int tidss_runtime_get(struct tidss_device *tidss);
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void tidss_runtime_put(struct tidss_device *tidss);
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#endif
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