}
EXPORT_SYMBOL_GPL(rt2800mmio_queue_init);
+/*
+ * Initialization functions.
+ */
+bool rt2800mmio_get_entry_state(struct queue_entry *entry)
+{
+ struct queue_entry_priv_mmio *entry_priv = entry->priv_data;
+ u32 word;
+
+ if (entry->queue->qid == QID_RX) {
+ rt2x00_desc_read(entry_priv->desc, 1, &word);
+
+ return (!rt2x00_get_field32(word, RXD_W1_DMA_DONE));
+ } else {
+ rt2x00_desc_read(entry_priv->desc, 1, &word);
+
+ return (!rt2x00_get_field32(word, TXD_W1_DMA_DONE));
+ }
+}
+EXPORT_SYMBOL_GPL(rt2800mmio_get_entry_state);
+
+void rt2800mmio_clear_entry(struct queue_entry *entry)
+{
+ struct queue_entry_priv_mmio *entry_priv = entry->priv_data;
+ struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
+ struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
+ u32 word;
+
+ if (entry->queue->qid == QID_RX) {
+ rt2x00_desc_read(entry_priv->desc, 0, &word);
+ rt2x00_set_field32(&word, RXD_W0_SDP0, skbdesc->skb_dma);
+ rt2x00_desc_write(entry_priv->desc, 0, word);
+
+ rt2x00_desc_read(entry_priv->desc, 1, &word);
+ rt2x00_set_field32(&word, RXD_W1_DMA_DONE, 0);
+ rt2x00_desc_write(entry_priv->desc, 1, word);
+
+ /*
+ * Set RX IDX in register to inform hardware that we have
+ * handled this entry and it is available for reuse again.
+ */
+ rt2x00mmio_register_write(rt2x00dev, RX_CRX_IDX,
+ entry->entry_idx);
+ } else {
+ rt2x00_desc_read(entry_priv->desc, 1, &word);
+ rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 1);
+ rt2x00_desc_write(entry_priv->desc, 1, word);
+ }
+}
+EXPORT_SYMBOL_GPL(rt2800mmio_clear_entry);
+
+int rt2800mmio_init_queues(struct rt2x00_dev *rt2x00dev)
+{
+ struct queue_entry_priv_mmio *entry_priv;
+
+ /*
+ * Initialize registers.
+ */
+ entry_priv = rt2x00dev->tx[0].entries[0].priv_data;
+ rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR0,
+ entry_priv->desc_dma);
+ rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT0,
+ rt2x00dev->tx[0].limit);
+ rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX0, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX0, 0);
+
+ entry_priv = rt2x00dev->tx[1].entries[0].priv_data;
+ rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR1,
+ entry_priv->desc_dma);
+ rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT1,
+ rt2x00dev->tx[1].limit);
+ rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX1, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX1, 0);
+
+ entry_priv = rt2x00dev->tx[2].entries[0].priv_data;
+ rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR2,
+ entry_priv->desc_dma);
+ rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT2,
+ rt2x00dev->tx[2].limit);
+ rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX2, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX2, 0);
+
+ entry_priv = rt2x00dev->tx[3].entries[0].priv_data;
+ rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR3,
+ entry_priv->desc_dma);
+ rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT3,
+ rt2x00dev->tx[3].limit);
+ rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX3, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX3, 0);
+
+ rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR4, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT4, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX4, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX4, 0);
+
+ rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR5, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT5, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX5, 0);
+ rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX5, 0);
+
+ entry_priv = rt2x00dev->rx->entries[0].priv_data;
+ rt2x00mmio_register_write(rt2x00dev, RX_BASE_PTR,
+ entry_priv->desc_dma);
+ rt2x00mmio_register_write(rt2x00dev, RX_MAX_CNT,
+ rt2x00dev->rx[0].limit);
+ rt2x00mmio_register_write(rt2x00dev, RX_CRX_IDX,
+ rt2x00dev->rx[0].limit - 1);
+ rt2x00mmio_register_write(rt2x00dev, RX_DRX_IDX, 0);
+
+ rt2800_disable_wpdma(rt2x00dev);
+
+ rt2x00mmio_register_write(rt2x00dev, DELAY_INT_CFG, 0);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rt2800mmio_init_queues);
+
+int rt2800mmio_init_registers(struct rt2x00_dev *rt2x00dev)
+{
+ u32 reg;
+
+ /*
+ * Reset DMA indexes
+ */
+ rt2x00mmio_register_read(rt2x00dev, WPDMA_RST_IDX, ®);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX0, 1);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX1, 1);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX2, 1);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX3, 1);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX4, 1);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX5, 1);
+ rt2x00_set_field32(®, WPDMA_RST_IDX_DRX_IDX0, 1);
+ rt2x00mmio_register_write(rt2x00dev, WPDMA_RST_IDX, reg);
+
+ rt2x00mmio_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e1f);
+ rt2x00mmio_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00);
+
+ if (rt2x00_is_pcie(rt2x00dev) &&
+ (rt2x00_rt(rt2x00dev, RT3090) ||
+ rt2x00_rt(rt2x00dev, RT3390) ||
+ rt2x00_rt(rt2x00dev, RT3572) ||
+ rt2x00_rt(rt2x00dev, RT3593) ||
+ rt2x00_rt(rt2x00dev, RT5390) ||
+ rt2x00_rt(rt2x00dev, RT5392) ||
+ rt2x00_rt(rt2x00dev, RT5592))) {
+ rt2x00mmio_register_read(rt2x00dev, AUX_CTRL, ®);
+ rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1);
+ rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1);
+ rt2x00mmio_register_write(rt2x00dev, AUX_CTRL, reg);
+ }
+
+ rt2x00mmio_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003);
+
+ reg = 0;
+ rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_CSR, 1);
+ rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_BBP, 1);
+ rt2x00mmio_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
+
+ rt2x00mmio_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(rt2800mmio_init_registers);
+
MODULE_AUTHOR(DRV_PROJECT);
MODULE_VERSION(DRV_VERSION);
MODULE_DESCRIPTION("rt2800 MMIO library");
void rt2800mmio_stop_queue(struct data_queue *queue);
void rt2800mmio_queue_init(struct data_queue *queue);
+/* Initialization functions */
+bool rt2800mmio_get_entry_state(struct queue_entry *entry);
+void rt2800mmio_clear_entry(struct queue_entry *entry);
+int rt2800mmio_init_queues(struct rt2x00_dev *rt2x00dev);
+int rt2800mmio_init_registers(struct rt2x00_dev *rt2x00dev);
+
#endif /* RT2800MMIO_H */
}
/*
- * Initialization functions.
- */
-static bool rt2800mmio_get_entry_state(struct queue_entry *entry)
-{
- struct queue_entry_priv_mmio *entry_priv = entry->priv_data;
- u32 word;
-
- if (entry->queue->qid == QID_RX) {
- rt2x00_desc_read(entry_priv->desc, 1, &word);
-
- return (!rt2x00_get_field32(word, RXD_W1_DMA_DONE));
- } else {
- rt2x00_desc_read(entry_priv->desc, 1, &word);
-
- return (!rt2x00_get_field32(word, TXD_W1_DMA_DONE));
- }
-}
-
-static void rt2800mmio_clear_entry(struct queue_entry *entry)
-{
- struct queue_entry_priv_mmio *entry_priv = entry->priv_data;
- struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb);
- struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
- u32 word;
-
- if (entry->queue->qid == QID_RX) {
- rt2x00_desc_read(entry_priv->desc, 0, &word);
- rt2x00_set_field32(&word, RXD_W0_SDP0, skbdesc->skb_dma);
- rt2x00_desc_write(entry_priv->desc, 0, word);
-
- rt2x00_desc_read(entry_priv->desc, 1, &word);
- rt2x00_set_field32(&word, RXD_W1_DMA_DONE, 0);
- rt2x00_desc_write(entry_priv->desc, 1, word);
-
- /*
- * Set RX IDX in register to inform hardware that we have
- * handled this entry and it is available for reuse again.
- */
- rt2x00mmio_register_write(rt2x00dev, RX_CRX_IDX,
- entry->entry_idx);
- } else {
- rt2x00_desc_read(entry_priv->desc, 1, &word);
- rt2x00_set_field32(&word, TXD_W1_DMA_DONE, 1);
- rt2x00_desc_write(entry_priv->desc, 1, word);
- }
-}
-
-static int rt2800mmio_init_queues(struct rt2x00_dev *rt2x00dev)
-{
- struct queue_entry_priv_mmio *entry_priv;
-
- /*
- * Initialize registers.
- */
- entry_priv = rt2x00dev->tx[0].entries[0].priv_data;
- rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR0,
- entry_priv->desc_dma);
- rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT0,
- rt2x00dev->tx[0].limit);
- rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX0, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX0, 0);
-
- entry_priv = rt2x00dev->tx[1].entries[0].priv_data;
- rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR1,
- entry_priv->desc_dma);
- rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT1,
- rt2x00dev->tx[1].limit);
- rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX1, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX1, 0);
-
- entry_priv = rt2x00dev->tx[2].entries[0].priv_data;
- rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR2,
- entry_priv->desc_dma);
- rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT2,
- rt2x00dev->tx[2].limit);
- rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX2, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX2, 0);
-
- entry_priv = rt2x00dev->tx[3].entries[0].priv_data;
- rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR3,
- entry_priv->desc_dma);
- rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT3,
- rt2x00dev->tx[3].limit);
- rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX3, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX3, 0);
-
- rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR4, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT4, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX4, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX4, 0);
-
- rt2x00mmio_register_write(rt2x00dev, TX_BASE_PTR5, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_MAX_CNT5, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_CTX_IDX5, 0);
- rt2x00mmio_register_write(rt2x00dev, TX_DTX_IDX5, 0);
-
- entry_priv = rt2x00dev->rx->entries[0].priv_data;
- rt2x00mmio_register_write(rt2x00dev, RX_BASE_PTR,
- entry_priv->desc_dma);
- rt2x00mmio_register_write(rt2x00dev, RX_MAX_CNT,
- rt2x00dev->rx[0].limit);
- rt2x00mmio_register_write(rt2x00dev, RX_CRX_IDX,
- rt2x00dev->rx[0].limit - 1);
- rt2x00mmio_register_write(rt2x00dev, RX_DRX_IDX, 0);
-
- rt2800_disable_wpdma(rt2x00dev);
-
- rt2x00mmio_register_write(rt2x00dev, DELAY_INT_CFG, 0);
-
- return 0;
-}
-
-/*
* Device state switch handlers.
*/
-static int rt2800mmio_init_registers(struct rt2x00_dev *rt2x00dev)
-{
- u32 reg;
-
- /*
- * Reset DMA indexes
- */
- rt2x00mmio_register_read(rt2x00dev, WPDMA_RST_IDX, ®);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX0, 1);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX1, 1);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX2, 1);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX3, 1);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX4, 1);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DTX_IDX5, 1);
- rt2x00_set_field32(®, WPDMA_RST_IDX_DRX_IDX0, 1);
- rt2x00mmio_register_write(rt2x00dev, WPDMA_RST_IDX, reg);
-
- rt2x00mmio_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e1f);
- rt2x00mmio_register_write(rt2x00dev, PBF_SYS_CTRL, 0x00000e00);
-
- if (rt2x00_is_pcie(rt2x00dev) &&
- (rt2x00_rt(rt2x00dev, RT3090) ||
- rt2x00_rt(rt2x00dev, RT3390) ||
- rt2x00_rt(rt2x00dev, RT3572) ||
- rt2x00_rt(rt2x00dev, RT3593) ||
- rt2x00_rt(rt2x00dev, RT5390) ||
- rt2x00_rt(rt2x00dev, RT5392) ||
- rt2x00_rt(rt2x00dev, RT5592))) {
- rt2x00mmio_register_read(rt2x00dev, AUX_CTRL, ®);
- rt2x00_set_field32(®, AUX_CTRL_FORCE_PCIE_CLK, 1);
- rt2x00_set_field32(®, AUX_CTRL_WAKE_PCIE_EN, 1);
- rt2x00mmio_register_write(rt2x00dev, AUX_CTRL, reg);
- }
-
- rt2x00mmio_register_write(rt2x00dev, PWR_PIN_CFG, 0x00000003);
-
- reg = 0;
- rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_CSR, 1);
- rt2x00_set_field32(®, MAC_SYS_CTRL_RESET_BBP, 1);
- rt2x00mmio_register_write(rt2x00dev, MAC_SYS_CTRL, reg);
-
- rt2x00mmio_register_write(rt2x00dev, MAC_SYS_CTRL, 0x00000000);
-
- return 0;
-}
-
static int rt2800pci_enable_radio(struct rt2x00_dev *rt2x00dev)
{
int retval;