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authorPeter Ujfalusi <peter.ujfalusi@ti.com>2020-12-08 11:04:25 +0200
committerVinod Koul <vkoul@kernel.org>2020-12-11 21:20:08 +0530
commitaa8a4c4edad0bed7aaf3a7cfcae9fa555d847955 (patch)
tree92e690eb9c6c6f72a70257b5c07c0925b4505309 /drivers/dma/ti
parent426506a7e0f1902268c3edbdc7e5475624a9d18b (diff)
dmaengine: ti: k3-udma-glue: Get the ringacc from udma_dev
If of_xudma_dev_get() returns with the valid udma_dev then the driver already got the ringacc, there is no need to execute of_k3_ringacc_get_by_phandle() for each channel via the glue layer. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> Reviewed-by: Grygorii Strashko <grygorii.strashko@ti.com> Link: https://lore.kernel.org/r/20201208090440.31792-6-peter.ujfalusi@ti.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/ti')
-rw-r--r--drivers/dma/ti/k3-udma-glue.c6
-rw-r--r--drivers/dma/ti/k3-udma-private.c6
-rw-r--r--drivers/dma/ti/k3-udma.h1
3 files changed, 8 insertions, 5 deletions
diff --git a/drivers/dma/ti/k3-udma-glue.c b/drivers/dma/ti/k3-udma-glue.c
index 29d1524d1916..8a8988be4175 100644
--- a/drivers/dma/ti/k3-udma-glue.c
+++ b/drivers/dma/ti/k3-udma-glue.c
@@ -86,15 +86,11 @@ struct k3_udma_glue_rx_channel {
static int of_k3_udma_glue_parse(struct device_node *udmax_np,
struct k3_udma_glue_common *common)
{
- common->ringacc = of_k3_ringacc_get_by_phandle(udmax_np,
- "ti,ringacc");
- if (IS_ERR(common->ringacc))
- return PTR_ERR(common->ringacc);
-
common->udmax = of_xudma_dev_get(udmax_np, NULL);
if (IS_ERR(common->udmax))
return PTR_ERR(common->udmax);
+ common->ringacc = xudma_get_ringacc(common->udmax);
common->tisci_rm = xudma_dev_get_tisci_rm(common->udmax);
return 0;
diff --git a/drivers/dma/ti/k3-udma-private.c b/drivers/dma/ti/k3-udma-private.c
index 8ff7a264be03..346a4dd9640a 100644
--- a/drivers/dma/ti/k3-udma-private.c
+++ b/drivers/dma/ti/k3-udma-private.c
@@ -56,6 +56,12 @@ struct device *xudma_get_device(struct udma_dev *ud)
}
EXPORT_SYMBOL(xudma_get_device);
+struct k3_ringacc *xudma_get_ringacc(struct udma_dev *ud)
+{
+ return ud->ringacc;
+}
+EXPORT_SYMBOL(xudma_get_ringacc);
+
u32 xudma_dev_get_psil_base(struct udma_dev *ud)
{
return ud->psil_base;
diff --git a/drivers/dma/ti/k3-udma.h b/drivers/dma/ti/k3-udma.h
index d1cace0cb43b..b4334b1b7b14 100644
--- a/drivers/dma/ti/k3-udma.h
+++ b/drivers/dma/ti/k3-udma.h
@@ -113,6 +113,7 @@ int xudma_navss_psil_unpair(struct udma_dev *ud, u32 src_thread,
struct udma_dev *of_xudma_dev_get(struct device_node *np, const char *property);
struct device *xudma_get_device(struct udma_dev *ud);
+struct k3_ringacc *xudma_get_ringacc(struct udma_dev *ud);
void xudma_dev_put(struct udma_dev *ud);
u32 xudma_dev_get_psil_base(struct udma_dev *ud);
struct udma_tisci_rm *xudma_dev_get_tisci_rm(struct udma_dev *ud);