net: ti: icssg-prueth: access ->pp through netmem_desc instead of page

To eliminate the use of struct page in page pool, the page pool users
should use netmem descriptor and APIs instead.

Make icssg-prueth access ->pp through netmem_desc instead of page.

Signed-off-by: Byungchul Park <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: Byungchul Park

drivers/net/ethernet/ti/icssg/icssg_prueth_sr1.c

@@ -367,7 +367,7 @@ static irqreturn_t prueth_rx_mgm_ts_thread_sr1(int irq, void *dev_id)
 		return IRQ_NONE;
 
 	prueth_tx_ts_sr1(emac, (void *)page_address(page));
-	page_pool_recycle_direct(page->pp, page);
+	page_pool_recycle_direct(pp_page_to_nmdesc(page)->pp, page);
 
 	return IRQ_HANDLED;
 }
@@ -392,7 +392,7 @@ static irqreturn_t prueth_rx_mgm_rsp_thread(int irq, void *dev_id)
 		complete(&emac->cmd_complete);
 	}
 
-	page_pool_recycle_direct(page->pp, page);
+	page_pool_recycle_direct(pp_page_to_nmdesc(page)->pp, page);
 
 	return IRQ_HANDLED;
 }