1// SPDX-License-Identifier: GPL-2.0 OR MIT
 2/* Copyright 2018-2019 Qiang Yu <yuq825@gmail.com> */
 3
 4#include <linux/io.h>
 5#include <linux/device.h>
 6
 7#include "lima_device.h"
 8#include "lima_bcast.h"
 9#include "lima_regs.h"
10
11#define bcast_write(reg, data) writel(data, ip->iomem + reg)
12#define bcast_read(reg) readl(ip->iomem + reg)
13
14void lima_bcast_enable(struct lima_device *dev, int num_pp)
15{
16	struct lima_sched_pipe *pipe = dev->pipe + lima_pipe_pp;
17	struct lima_ip *ip = dev->ip + lima_ip_bcast;
18	int i, mask = bcast_read(LIMA_BCAST_BROADCAST_MASK) & 0xffff0000;
19
20	for (i = 0; i < num_pp; i++) {
21		struct lima_ip *pp = pipe->processor[i];
22
23		mask |= 1 << (pp->id - lima_ip_pp0);
24	}
25
26	bcast_write(LIMA_BCAST_BROADCAST_MASK, mask);
27}
28
29static int lima_bcast_hw_init(struct lima_ip *ip)
30{
31	bcast_write(LIMA_BCAST_BROADCAST_MASK, ip->data.mask << 16);
32	bcast_write(LIMA_BCAST_INTERRUPT_MASK, ip->data.mask);
33	return 0;
34}
35
36int lima_bcast_resume(struct lima_ip *ip)
37{
38	return lima_bcast_hw_init(ip);
39}
40
41void lima_bcast_suspend(struct lima_ip *ip)
42{
43
44}
45
46int lima_bcast_init(struct lima_ip *ip)
47{
48	int i;
49
50	for (i = lima_ip_pp0; i <= lima_ip_pp7; i++) {
51		if (ip->dev->ip[i].present)
52			ip->data.mask |= 1 << (i - lima_ip_pp0);
53	}
54
55	return lima_bcast_hw_init(ip);
 
 
56}
57
58void lima_bcast_fini(struct lima_ip *ip)
59{
60
61}
62

 1// SPDX-License-Identifier: GPL-2.0 OR MIT
 2/* Copyright 2018-2019 Qiang Yu <yuq825@gmail.com> */
 3
 4#include <linux/io.h>
 5#include <linux/device.h>
 6
 7#include "lima_device.h"
 8#include "lima_bcast.h"
 9#include "lima_regs.h"
10
11#define bcast_write(reg, data) writel(data, ip->iomem + reg)
12#define bcast_read(reg) readl(ip->iomem + reg)
13
14void lima_bcast_enable(struct lima_device *dev, int num_pp)
15{
16	struct lima_sched_pipe *pipe = dev->pipe + lima_pipe_pp;
17	struct lima_ip *ip = dev->ip + lima_ip_bcast;
18	int i, mask = bcast_read(LIMA_BCAST_BROADCAST_MASK) & 0xffff0000;
19
20	for (i = 0; i < num_pp; i++) {
21		struct lima_ip *pp = pipe->processor[i];
22
23		mask |= 1 << (pp->id - lima_ip_pp0);
24	}
25
26	bcast_write(LIMA_BCAST_BROADCAST_MASK, mask);
27}
28
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
29int lima_bcast_init(struct lima_ip *ip)
30{
31	int i, mask = 0;
32
33	for (i = lima_ip_pp0; i <= lima_ip_pp7; i++) {
34		if (ip->dev->ip[i].present)
35			mask |= 1 << (i - lima_ip_pp0);
36	}
37
38	bcast_write(LIMA_BCAST_BROADCAST_MASK, mask << 16);
39	bcast_write(LIMA_BCAST_INTERRUPT_MASK, mask);
40	return 0;
41}
42
43void lima_bcast_fini(struct lima_ip *ip)
44{
45
46}
47