Hi,
On 12/01/2024 08:47, Siddharth Vadapalli wrote:
From: Kishon Vijay Abraham I kishon@ti.com
Initialize base address of ring config registers required to natively setup ring cfg registers in the absence of Device Manager (DM) services at R5 SPL stage.
Signed-off-by: Kishon Vijay Abraham I kishon@ti.com Signed-off-by: Siddharth Vadapalli s-vadapalli@ti.com
drivers/soc/ti/k3-navss-ringacc.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/soc/ti/k3-navss-ringacc.c b/drivers/soc/ti/k3-navss-ringacc.c index 7a2fbb0db6..31e9b372ee 100644 --- a/drivers/soc/ti/k3-navss-ringacc.c +++ b/drivers/soc/ti/k3-navss-ringacc.c @@ -1030,8 +1030,8 @@ static int k3_nav_ringacc_init(struct udevice *dev, struct k3_nav_ringacc *ringa struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, struct k3_ringacc_init_data *data) {
- void __iomem *base_rt, *base_cfg; struct k3_nav_ringacc *ringacc;
void __iomem *base_rt; int i;
ringacc = devm_kzalloc(dev, sizeof(*ringacc), GFP_KERNEL);
@@ -1049,6 +1049,10 @@ struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, if (!base_rt) return ERR_PTR(-EINVAL);
- base_cfg = dev_read_addr_name_ptr(dev, "cfg");
- if (!base_cfg)
return ERR_PTR(-EINVAL);
Should this be restricted only for R5 SPL case? else we conflict with Device Manager services?
ringacc->rings = devm_kzalloc(dev, sizeof(*ringacc->rings) * ringacc->num_rings * 2, @@ -1063,6 +1067,7 @@ struct k3_nav_ringacc *k3_ringacc_dmarings_init(struct udevice *dev, for (i = 0; i < ringacc->num_rings; i++) { struct k3_nav_ring *ring = &ringacc->rings[i];
ring->cfg = base_cfg + KNAV_RINGACC_CFG_REGS_STEP * i;