summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/mediatek/mtk_eth_soc.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/mediatek/mtk_eth_soc.h')
-rw-r--r--drivers/net/ethernet/mediatek/mtk_eth_soc.h18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 6f72a8c8ae1e..0168e2fbc619 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -141,8 +141,10 @@
#define MTK_GDMA_MAC_ADRH(x) ({ typeof(x) _x = (x); (_x == MTK_GMAC3_ID) ? \
0x54C : 0x50C + (_x * 0x1000); })
-/* Internal SRAM offset */
-#define MTK_ETH_SRAM_OFFSET 0x40000
+/* legacy DT support for internal SRAM */
+#define MTK_ETH_SRAM_OFFSET 0x40000
+#define MTK_ETH_SRAM_GRANULARITY 32
+#define MTK_ETH_NETSYS_V2_SRAM_SIZE 0x40000
/* FE global misc reg*/
#define MTK_FE_GLO_MISC 0x124
@@ -642,6 +644,11 @@
#define MTK_MAC_FSM(x) (0x1010C + ((x) * 0x100))
+#define MTK_FE_IRQ_SHARED 0
+#define MTK_FE_IRQ_TX 0
+#define MTK_FE_IRQ_RX 1
+#define MTK_FE_IRQ_NUM (MTK_FE_IRQ_RX + 1)
+
struct mtk_rx_dma {
unsigned int rxd1;
unsigned int rxd2;
@@ -1238,8 +1245,9 @@ struct mtk_soc_data {
/* struct mtk_eth - This is the main datasructure for holding the state
* of the driver
* @dev: The device pointer
- * @dev: The device pointer used for dma mapping/alloc
+ * @dma_dev: The device pointer used for dma mapping/alloc
* @base: The mapped register i/o base
+ * @sram_pool: Pointer to SRAM pool used for DMA descriptor rings
* @page_lock: Make sure that register operations are atomic
* @tx_irq__lock: Make sure that IRQ register operations are atomic
* @rx_irq__lock: Make sure that IRQ register operations are atomic
@@ -1285,14 +1293,14 @@ struct mtk_eth {
struct device *dev;
struct device *dma_dev;
void __iomem *base;
- void *sram_base;
+ struct gen_pool *sram_pool;
spinlock_t page_lock;
spinlock_t tx_irq_lock;
spinlock_t rx_irq_lock;
struct net_device *dummy_dev;
struct net_device *netdev[MTK_MAX_DEVS];
struct mtk_mac *mac[MTK_MAX_DEVS];
- int irq[3];
+ int irq[MTK_FE_IRQ_NUM];
u32 msg_enable;
unsigned long sysclk;
struct regmap *ethsys;