soc: ti: k3-navss-ringacc: Fix reset ring API
Expectation of k3_ringacc_ring_reset_raw() is to reset the ring to
requested size and not to 0. Fix this.
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Signed-off-by: Chintan Vankar <c-vankar@ti.com>
Reviewed-by: Alexander Sverdlin <alexander.sverdlin@siemens.com>
diff --git a/drivers/soc/ti/k3-navss-ringacc-u-boot.c b/drivers/soc/ti/k3-navss-ringacc-u-boot.c
index f958239..2799f21 100644
--- a/drivers/soc/ti/k3-navss-ringacc-u-boot.c
+++ b/drivers/soc/ti/k3-navss-ringacc-u-boot.c
@@ -25,9 +25,16 @@
#define KNAV_RINGACC_CFG_RING_SIZE_ELSIZE_MASK GENMASK(26, 24)
#define KNAV_RINGACC_CFG_RING_SIZE_ELSIZE_SHIFT (24)
+#define KNAV_RINGACC_CFG_RING_SIZE_MASK GENMASK(19, 0)
+
static void k3_ringacc_ring_reset_raw(struct k3_nav_ring *ring)
{
- writel(0, &ring->cfg->size);
+ u32 reg;
+
+ reg = readl(&ring->cfg->size);
+ reg &= ~KNAV_RINGACC_CFG_RING_SIZE_MASK;
+ reg |= ring->size;
+ writel(reg, &ring->cfg->size);
}
static void k3_ringacc_ring_reconfig_qmode_raw(struct k3_nav_ring *ring, enum k3_nav_ring_mode mode)