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rk3288: vcodec support pd clk operation

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This commit is contained in:
ljf
2014-04-16 15:26:49 +08:00
parent 96fad1a5c4
commit e31af3b37f
1 changed files with 79 additions and 64 deletions
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143
arch/arm/mach-rockchip/vcodec_service.c
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@@ -283,6 +283,7 @@ typedef struct vpu_service_info {
struct clk *hclk_vcodec;
struct clk *clk_core;
struct clk *clk_cabac;
struct clk *pd_video;
int irq_dec;
int irq_enc;
@@ -331,10 +332,10 @@ static struct dentry* vcodec_debugfs_create_device_dir(char *dirname, struct den
static int debug_vcodec_open(struct inode *inode, struct file *file);
static const struct file_operations debug_vcodec_fops = {
.open = debug_vcodec_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
.open = debug_vcodec_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
#endif
@@ -343,42 +344,61 @@ static const struct file_operations debug_vcodec_fops = {
#define VPU_SIMULATE_DELAY msecs_to_jiffies(15)
static void vpu_get_clk(struct vpu_service_info *pservice)
static int vpu_get_clk(struct vpu_service_info *pservice)
{
#if VCODEC_CLOCK_ENABLE
/*pd_video = clk_get(NULL, "pd_video");
if (IS_ERR(pd_video)) {
pr_err("failed on clk_get pd_video\n");
}*/
pservice->aclk_vcodec = devm_clk_get(pservice->dev, "aclk_vcodec");
if (IS_ERR(pservice->aclk_vcodec)) {
dev_err(pservice->dev, "failed on clk_get aclk_vcodec\n");
}
pservice->hclk_vcodec = devm_clk_get(pservice->dev, "hclk_vcodec");
if (IS_ERR(pservice->hclk_vcodec)) {
dev_err(pservice->dev, "failed on clk_get hclk_vcodec\n");
}
if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {
pservice->clk_core = devm_clk_get(pservice->dev, "clk_core");
if (IS_ERR(pservice->clk_core)) {
dev_err(pservice->dev, "failed on clk_get clk_core\n");
}
pservice->clk_cabac = devm_clk_get(pservice->dev, "clk_cabac");
if (IS_ERR(pservice->clk_cabac)) {
dev_err(pservice->dev, "failed on clk_get clk_cabac\n");
}
}
do {
pservice->aclk_vcodec = devm_clk_get(pservice->dev, "aclk_vcodec");
if (IS_ERR(pservice->aclk_vcodec)) {
dev_err(pservice->dev, "failed on clk_get aclk_vcodec\n");
break;
}
pservice->hclk_vcodec = devm_clk_get(pservice->dev, "hclk_vcodec");
if (IS_ERR(pservice->hclk_vcodec)) {
dev_err(pservice->dev, "failed on clk_get hclk_vcodec\n");
break;
}
if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {
pservice->clk_core = devm_clk_get(pservice->dev, "clk_core");
if (IS_ERR(pservice->clk_core)) {
dev_err(pservice->dev, "failed on clk_get clk_core\n");
break;
}
pservice->clk_cabac = devm_clk_get(pservice->dev, "clk_cabac");
if (IS_ERR(pservice->clk_cabac)) {
dev_err(pservice->dev, "failed on clk_get clk_cabac\n");
break;
}
pservice->pd_video = devm_clk_get(pservice->dev, "pd_hevc");
if (IS_ERR(pservice->pd_video)) {
dev_err(pservice->dev, "failed on clk_get pd_hevc\n");
break;
}
} else {
pservice->pd_video = devm_clk_get(pservice->dev, "pd_video");
if (IS_ERR(pservice->pd_video)) {
dev_err(pservice->dev, "failed on clk_get pd_video\n");
break;
}
}
return 0;
} while (0);
return -1;
#endif
}
static void vpu_put_clk(struct vpu_service_info *pservice)
{
#if VCODEC_CLOCK_ENABLE
//clk_put(pd_video);
if (pservice->pd_video) {
devm_clk_put(pservice->dev, pservice->pd_video);
}
if (pservice->aclk_vcodec) {
devm_clk_put(pservice->dev, pservice->aclk_vcodec);
@@ -492,23 +512,19 @@ static void vpu_service_power_off(struct vpu_service_info *pservice)
vpu_service_dump(pservice);
}
printk("%s: power off...", dev_name(pservice->dev));
#ifdef CONFIG_ARCH_RK29
pmu_set_power_domain(PD_VCODEC, false);
#else
//clk_disable(pd_video);
#endif
udelay(10);
printk("%s: power off...", dev_name(pservice->dev));
udelay(10);
#if VCODEC_CLOCK_ENABLE
clk_disable_unprepare(pservice->hclk_vcodec);
clk_disable_unprepare(pservice->aclk_vcodec);
clk_disable_unprepare(pservice->pd_video);
clk_disable_unprepare(pservice->hclk_vcodec);
clk_disable_unprepare(pservice->aclk_vcodec);
if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {
clk_disable_unprepare(pservice->clk_core);
clk_disable_unprepare(pservice->clk_cabac);
}
#endif
wake_unlock(&pservice->wake_lock);
printk("done\n");
wake_unlock(&pservice->wake_lock);
printk("done\n");
}
static inline void vpu_queue_power_off_work(struct vpu_service_info *pservice)
@@ -532,27 +548,29 @@ static void vpu_power_off_work(struct work_struct *work_s)
static void vpu_service_power_on(struct vpu_service_info *pservice)
{
static ktime_t last;
ktime_t now = ktime_get();
if (ktime_to_ns(ktime_sub(now, last)) > NSEC_PER_SEC) {
cancel_delayed_work_sync(&pservice->power_off_work);
vpu_queue_power_off_work(pservice);
last = now;
}
if (pservice->enabled)
return ;
static ktime_t last;
ktime_t now = ktime_get();
if (ktime_to_ns(ktime_sub(now, last)) > NSEC_PER_SEC) {
cancel_delayed_work_sync(&pservice->power_off_work);
vpu_queue_power_off_work(pservice);
last = now;
}
if (pservice->enabled)
return ;
pservice->enabled = true;
printk("%s: power on\n", dev_name(pservice->dev));
pservice->enabled = true;
printk("%s: power on\n", dev_name(pservice->dev));
#if VCODEC_CLOCK_ENABLE
clk_prepare_enable(pservice->aclk_vcodec);
clk_prepare_enable(pservice->hclk_vcodec);
clk_prepare_enable(pservice->hclk_vcodec);
if (pservice->dev_id == VCODEC_DEVICE_ID_HEVC) {
clk_prepare_enable(pservice->clk_core);
clk_prepare_enable(pservice->clk_cabac);
}
clk_prepare_enable(pservice->pd_video);
#endif
#if defined(CONFIG_ARCH_RK319X)
@@ -560,14 +578,9 @@ static void vpu_service_power_on(struct vpu_service_info *pservice)
#define BIT_VCODEC_SEL (1<<7)
writel_relaxed(readl_relaxed(RK319X_GRF_BASE + GRF_SOC_CON1) | (BIT_VCODEC_SEL) | (BIT_VCODEC_SEL << 16), RK319X_GRF_BASE + GRF_SOC_CON1);
#endif
udelay(10);
#ifdef CONFIG_ARCH_RK29
pmu_set_power_domain(PD_VCODEC, true);
#else
//clk_enable(pd_video);
#endif
udelay(10);
wake_lock(&pservice->wake_lock);
udelay(10);
wake_lock(&pservice->wake_lock);
}
static inline bool reg_check_rmvb_wmv(vpu_reg *reg)
@@ -1402,7 +1415,9 @@ static int vcodec_probe(struct platform_device *pdev)
pservice->dev = dev;
vpu_get_clk(pservice);
if (0 > vpu_get_clk(pservice)) {
goto err;
}
INIT_DELAYED_WORK(&pservice->power_off_work, vpu_power_off_work);