wil6210: map RGF_USER_USAGE_1 on the debugfs

Firmware sets this register with the offset of the firmware trace area
within the peripheral memory region. Critical for the firmware trace
to work

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/wil6210/debugfs.c

@@ -1022,6 +1022,9 @@ int wil6210_debugfs_init(struct wil6210_priv *wil)
 	wil6210_debugfs_create_pseudo_ISR(wil, dbg);
 	wil6210_debugfs_create_ITR_CNT(wil, dbg);
 
+	wil_debugfs_create_iomem_x32("RGF_USER_USAGE_1", S_IRUGO, dbg,
+				     wil->csr +
+				     HOSTADDR(RGF_USER_USAGE_1));
 	debugfs_create_u32("mem_addr", S_IRUGO | S_IWUSR, dbg, &mem_addr);
 	debugfs_create_file("mem_val", S_IRUGO, dbg, wil, &fops_memread);
 

drivers/net/wireless/ath/wil6210/wil6210.h

@@ -85,6 +85,7 @@ struct RGF_ICR {
 } __packed;
 
 /* registers - FW addresses */
+#define RGF_USER_USAGE_1		(0x880004)
 #define RGF_USER_HW_MACHINE_STATE	(0x8801dc)
 	#define HW_MACHINE_BOOT_DONE	(0x3fffffd)
 #define RGF_USER_USER_CPU_0		(0x8801e0)