diff options
| author | Steve Longerbeam <slongerbeam@gmail.com> | 2016-07-19 18:11:02 -0700 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2016-08-08 11:44:20 +0200 |
| commit | 572a7615aeddc881057a4653658731c8bfac7d86 (patch) | |
| tree | a5d35f48966dbb8a2ed73c1a283ec9e9a76ac104 /drivers/gpu/ipu-v3 | |
| parent | 03085911d7bbe1132977302fe45ec4efea29cd3d (diff) | |
gpu: ipu-v3: Add ipu_get_num()
Adds of-alias id to ipu_soc and retrieve with ipu_get_num().
Signed-off-by: Steve Longerbeam <steve_longerbeam@mentor.com>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/ipu-v3')
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-common.c | 8 | ||||
| -rw-r--r-- | drivers/gpu/ipu-v3/ipu-prv.h | 1 |
2 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/ipu-v3/ipu-common.c b/drivers/gpu/ipu-v3/ipu-common.c index 99dcacf05b99..d697cd505289 100644 --- a/drivers/gpu/ipu-v3/ipu-common.c +++ b/drivers/gpu/ipu-v3/ipu-common.c @@ -45,6 +45,12 @@ static inline void ipu_cm_write(struct ipu_soc *ipu, u32 value, unsigned offset) writel(value, ipu->cm_reg + offset); } +int ipu_get_num(struct ipu_soc *ipu) +{ + return ipu->id; +} +EXPORT_SYMBOL_GPL(ipu_get_num); + void ipu_srm_dp_sync_update(struct ipu_soc *ipu) { u32 val; @@ -1209,6 +1215,7 @@ static int ipu_probe(struct platform_device *pdev) { const struct of_device_id *of_id = of_match_device(imx_ipu_dt_ids, &pdev->dev); + struct device_node *np = pdev->dev.of_node; struct ipu_soc *ipu; struct resource *res; unsigned long ipu_base; @@ -1237,6 +1244,7 @@ static int ipu_probe(struct platform_device *pdev) ipu->channel[i].ipu = ipu; ipu->devtype = devtype; ipu->ipu_type = devtype->type; + ipu->id = of_alias_get_id(np, "ipu"); spin_lock_init(&ipu->lock); mutex_init(&ipu->channel_lock); diff --git a/drivers/gpu/ipu-v3/ipu-prv.h b/drivers/gpu/ipu-v3/ipu-prv.h index bfb1e8a4483f..fd47f8f555cd 100644 --- a/drivers/gpu/ipu-v3/ipu-prv.h +++ b/drivers/gpu/ipu-v3/ipu-prv.h @@ -152,6 +152,7 @@ struct ipu_soc { void __iomem *cm_reg; void __iomem *idmac_reg; + int id; int usecount; struct clk *clk; |