shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-09 04:10:18 +09:00
Code Issues Packages Projects Releases Wiki Activity

rk: vpu_service: support rk3026 by irq import

Browse Source
This commit is contained in:
黄涛
2013-08-01 15:33:10 +08:00
parent 13b97a1014
commit 7ca0a63294
1 changed files with 35 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
arch/arm/plat-rk/vpu_service.c
View File

@@ -231,6 +231,9 @@ static struct clk *hclk_cpu_vcodec;
static vpu_service_info service;
static vpu_device dec_dev;
static vpu_device enc_dev;
static unsigned int irq_vdpu = IRQ_VDPU;
static unsigned int irq_vepu = IRQ_VEPU;
static bool dev_already_added = false;
#define VPU_POWER_OFF_DELAY 4*HZ /* 4s */
#define VPU_TIMEOUT_DELAY 2*HZ /* 2s */
@@ -1028,7 +1031,27 @@ static struct platform_device vpu_service_device = {
.id = -1,
};
static int vpu_service_probe(struct platform_device *pdev)
{
int irq;
if (dev_already_added)
return -EEXIST;
irq = platform_get_irq_byname(pdev, "irq_vdpu");
if (irq > 0)
irq_vdpu = irq;
irq = platform_get_irq_byname(pdev, "irq_vepu");
if (irq > 0)
irq_vepu = irq;
dev_already_added = true;
return 0;
}
static struct platform_driver vpu_service_driver = {
.probe = vpu_service_probe,
.driver = {
.name = "vpu_service",
.owner = THIS_MODULE,
@@ -1343,7 +1366,8 @@ static int __init vpu_service_init(void)
{
int ret;
pr_debug("baseaddr = 0x%08x vdpu irq = %d vepu irq = %d\n", VCODEC_PHYS, IRQ_VDPU, IRQ_VEPU);
platform_driver_register(&vpu_service_driver);
pr_debug("baseaddr = 0x%08x vdpu irq = %d vepu irq = %d\n", VCODEC_PHYS, irq_vdpu, irq_vepu);
wake_lock_init(&service.wake_lock, WAKE_LOCK_SUSPEND, "vpu");
INIT_LIST_HEAD(&service.waiting);
@@ -1384,15 +1408,15 @@ static int __init vpu_service_init(void)
}
/* get the IRQ line */
ret = request_threaded_irq(IRQ_VDPU, vdpu_irq, vdpu_isr, IRQF_SHARED, "vdpu", (void *)&dec_dev);
ret = request_threaded_irq(irq_vdpu, vdpu_irq, vdpu_isr, 0, "vdpu", (void *)&dec_dev);
if (ret) {
pr_err("error: can't request vdpu irq %d\n", IRQ_VDPU);
pr_err("error: can't request vdpu irq %d\n", irq_vdpu);
goto err_req_vdpu_irq;
}
ret = request_threaded_irq(IRQ_VEPU, vepu_irq, vepu_isr, IRQF_SHARED, "vepu", (void *)&enc_dev);
ret = request_threaded_irq(irq_vepu, vepu_irq, vepu_isr, 0, "vepu", (void *)&enc_dev);
if (ret) {
pr_err("error: can't request vepu irq %d\n", IRQ_VEPU);
pr_err("error: can't request vepu irq %d\n", irq_vepu);
goto err_req_vepu_irq;
}
@@ -1402,8 +1426,8 @@ static int __init vpu_service_init(void)
goto err_register;
}
platform_device_register(&vpu_service_device);
platform_driver_probe(&vpu_service_driver, NULL);
if (!dev_already_added)
platform_device_register(&vpu_service_device);
get_hw_info();
vpu_service_power_off();
pr_info("init success\n");
@@ -1412,9 +1436,9 @@ static int __init vpu_service_init(void)
return 0;
err_register:
free_irq(IRQ_VEPU, (void *)&enc_dev);
free_irq(irq_vepu, (void *)&enc_dev);
err_req_vepu_irq:
free_irq(IRQ_VDPU, (void *)&dec_dev);
free_irq(irq_vdpu, (void *)&dec_dev);
err_req_vdpu_irq:
pr_info("init failed\n");
err_reserve_io:
@@ -1440,8 +1464,8 @@ static void __exit vpu_service_exit(void)
platform_device_unregister(&vpu_service_device);
platform_driver_unregister(&vpu_service_driver);
misc_deregister(&vpu_service_misc_device);
free_irq(IRQ_VEPU, (void *)&enc_dev);
free_irq(IRQ_VDPU, (void *)&dec_dev);
free_irq(irq_vepu, (void *)&enc_dev);
free_irq(irq_vdpu, (void *)&dec_dev);
vpu_service_release_io();
vpu_put_clk();
wake_lock_destroy(&service.wake_lock);