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path: root/drivers/media/platform/vsp1/vsp1_drv.c
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Diffstat (limited to 'drivers/media/platform/vsp1/vsp1_drv.c')
-rw-r--r--drivers/media/platform/vsp1/vsp1_drv.c81
1 files changed, 29 insertions, 52 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c
index 5eb16e87d53f..913485a90e97 100644
--- a/drivers/media/platform/vsp1/vsp1_drv.c
+++ b/drivers/media/platform/vsp1/vsp1_drv.c
@@ -40,7 +40,7 @@ static irqreturn_t vsp1_irq_handler(int irq, void *data)
irqreturn_t ret = IRQ_NONE;
unsigned int i;
- for (i = 0; i < vsp1->pdata->wpf_count; ++i) {
+ for (i = 0; i < vsp1->pdata.wpf_count; ++i) {
struct vsp1_rwpf *wpf = vsp1->wpf[i];
struct vsp1_pipeline *pipe;
u32 status;
@@ -181,7 +181,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
list_add_tail(&vsp1->hst->entity.list_dev, &vsp1->entities);
- if (vsp1->pdata->features & VSP1_HAS_LIF) {
+ if (vsp1->pdata.features & VSP1_HAS_LIF) {
vsp1->lif = vsp1_lif_create(vsp1);
if (IS_ERR(vsp1->lif)) {
ret = PTR_ERR(vsp1->lif);
@@ -191,7 +191,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
list_add_tail(&vsp1->lif->entity.list_dev, &vsp1->entities);
}
- if (vsp1->pdata->features & VSP1_HAS_LUT) {
+ if (vsp1->pdata.features & VSP1_HAS_LUT) {
vsp1->lut = vsp1_lut_create(vsp1);
if (IS_ERR(vsp1->lut)) {
ret = PTR_ERR(vsp1->lut);
@@ -201,7 +201,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
list_add_tail(&vsp1->lut->entity.list_dev, &vsp1->entities);
}
- for (i = 0; i < vsp1->pdata->rpf_count; ++i) {
+ for (i = 0; i < vsp1->pdata.rpf_count; ++i) {
struct vsp1_rwpf *rpf;
rpf = vsp1_rpf_create(vsp1, i);
@@ -214,7 +214,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
list_add_tail(&rpf->entity.list_dev, &vsp1->entities);
}
- if (vsp1->pdata->features & VSP1_HAS_SRU) {
+ if (vsp1->pdata.features & VSP1_HAS_SRU) {
vsp1->sru = vsp1_sru_create(vsp1);
if (IS_ERR(vsp1->sru)) {
ret = PTR_ERR(vsp1->sru);
@@ -224,7 +224,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
list_add_tail(&vsp1->sru->entity.list_dev, &vsp1->entities);
}
- for (i = 0; i < vsp1->pdata->uds_count; ++i) {
+ for (i = 0; i < vsp1->pdata.uds_count; ++i) {
struct vsp1_uds *uds;
uds = vsp1_uds_create(vsp1, i);
@@ -237,7 +237,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
list_add_tail(&uds->entity.list_dev, &vsp1->entities);
}
- for (i = 0; i < vsp1->pdata->wpf_count; ++i) {
+ for (i = 0; i < vsp1->pdata.wpf_count; ++i) {
struct vsp1_rwpf *wpf;
wpf = vsp1_wpf_create(vsp1, i);
@@ -261,7 +261,7 @@ static int vsp1_create_entities(struct vsp1_device *vsp1)
goto done;
}
- if (vsp1->pdata->features & VSP1_HAS_LIF) {
+ if (vsp1->pdata.features & VSP1_HAS_LIF) {
ret = media_entity_create_link(
&vsp1->wpf[0]->entity.subdev.entity, RWPF_PAD_SOURCE,
&vsp1->lif->entity.subdev.entity, LIF_PAD_SINK, 0);
@@ -294,7 +294,7 @@ static int vsp1_device_init(struct vsp1_device *vsp1)
/* Reset any channel that might be running. */
status = vsp1_read(vsp1, VI6_STATUS);
- for (i = 0; i < vsp1->pdata->wpf_count; ++i) {
+ for (i = 0; i < vsp1->pdata.wpf_count; ++i) {
unsigned int timeout;
if (!(status & VI6_STATUS_SYS_ACT(i)))
@@ -318,10 +318,10 @@ static int vsp1_device_init(struct vsp1_device *vsp1)
vsp1_write(vsp1, VI6_CLK_DCSWT, (8 << VI6_CLK_DCSWT_CSTPW_SHIFT) |
(8 << VI6_CLK_DCSWT_CSTRW_SHIFT));
- for (i = 0; i < vsp1->pdata->rpf_count; ++i)
+ for (i = 0; i < vsp1->pdata.rpf_count; ++i)
vsp1_write(vsp1, VI6_DPR_RPF_ROUTE(i), VI6_DPR_NODE_UNUSED);
- for (i = 0; i < vsp1->pdata->uds_count; ++i)
+ for (i = 0; i < vsp1->pdata.uds_count; ++i)
vsp1_write(vsp1, VI6_DPR_UDS_ROUTE(i), VI6_DPR_NODE_UNUSED);
vsp1_write(vsp1, VI6_DPR_SRU_ROUTE, VI6_DPR_NODE_UNUSED);
@@ -428,28 +428,36 @@ static const struct dev_pm_ops vsp1_pm_ops = {
* Platform Driver
*/
-static int vsp1_validate_platform_data(struct platform_device *pdev,
- struct vsp1_platform_data *pdata)
+static int vsp1_parse_dt(struct vsp1_device *vsp1)
{
- if (pdata == NULL) {
- dev_err(&pdev->dev, "missing platform data\n");
- return -EINVAL;
- }
+ struct device_node *np = vsp1->dev->of_node;
+ struct vsp1_platform_data *pdata = &vsp1->pdata;
+
+ if (of_property_read_bool(np, "renesas,has-lif"))
+ pdata->features |= VSP1_HAS_LIF;
+ if (of_property_read_bool(np, "renesas,has-lut"))
+ pdata->features |= VSP1_HAS_LUT;
+ if (of_property_read_bool(np, "renesas,has-sru"))
+ pdata->features |= VSP1_HAS_SRU;
+
+ of_property_read_u32(np, "renesas,#rpf", &pdata->rpf_count);
+ of_property_read_u32(np, "renesas,#uds", &pdata->uds_count);
+ of_property_read_u32(np, "renesas,#wpf", &pdata->wpf_count);
if (pdata->rpf_count <= 0 || pdata->rpf_count > VSP1_MAX_RPF) {
- dev_err(&pdev->dev, "invalid number of RPF (%u)\n",
+ dev_err(vsp1->dev, "invalid number of RPF (%u)\n",
pdata->rpf_count);
return -EINVAL;
}
if (pdata->uds_count <= 0 || pdata->uds_count > VSP1_MAX_UDS) {
- dev_err(&pdev->dev, "invalid number of UDS (%u)\n",
+ dev_err(vsp1->dev, "invalid number of UDS (%u)\n",
pdata->uds_count);
return -EINVAL;
}
if (pdata->wpf_count <= 0 || pdata->wpf_count > VSP1_MAX_WPF) {
- dev_err(&pdev->dev, "invalid number of WPF (%u)\n",
+ dev_err(vsp1->dev, "invalid number of WPF (%u)\n",
pdata->wpf_count);
return -EINVAL;
}
@@ -457,33 +465,6 @@ static int vsp1_validate_platform_data(struct platform_device *pdev,
return 0;
}
-static struct vsp1_platform_data *
-vsp1_get_platform_data(struct platform_device *pdev)
-{
- struct device_node *np = pdev->dev.of_node;
- struct vsp1_platform_data *pdata;
-
- if (!IS_ENABLED(CONFIG_OF) || np == NULL)
- return pdev->dev.platform_data;
-
- pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata), GFP_KERNEL);
- if (pdata == NULL)
- return NULL;
-
- if (of_property_read_bool(np, "renesas,has-lif"))
- pdata->features |= VSP1_HAS_LIF;
- if (of_property_read_bool(np, "renesas,has-lut"))
- pdata->features |= VSP1_HAS_LUT;
- if (of_property_read_bool(np, "renesas,has-sru"))
- pdata->features |= VSP1_HAS_SRU;
-
- of_property_read_u32(np, "renesas,#rpf", &pdata->rpf_count);
- of_property_read_u32(np, "renesas,#uds", &pdata->uds_count);
- of_property_read_u32(np, "renesas,#wpf", &pdata->wpf_count);
-
- return pdata;
-}
-
static int vsp1_probe(struct platform_device *pdev)
{
struct vsp1_device *vsp1;
@@ -499,11 +480,7 @@ static int vsp1_probe(struct platform_device *pdev)
mutex_init(&vsp1->lock);
INIT_LIST_HEAD(&vsp1->entities);
- vsp1->pdata = vsp1_get_platform_data(pdev);
- if (vsp1->pdata == NULL)
- return -ENODEV;
-
- ret = vsp1_validate_platform_data(pdev, vsp1->pdata);
+ ret = vsp1_parse_dt(vsp1);
if (ret < 0)
return ret;