modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/arch/s390/include/asm/cio.h
..
..
@@ -7,6 +7,7 @@
7
7
 
8
8
 #include <linux/spinlock.h>
9
9
 #include <linux/bitops.h>
10
+#include <linux/genalloc.h>
10
11
 #include <asm/types.h>
11
12
 
12
13
 #define LPM_ANYPATH 0xff
..
..
@@ -264,6 +265,36 @@
264
265
 #define CIW_TYPE_RNI	0x2    	/* read node identifier */
265
266
 
266
267
 /*
268
+ * Node Descriptor as defined in SA22-7204, "Common I/O-Device Commands"
269
+ */
270
+
271
+#define ND_VALIDITY_VALID	0
272
+#define ND_VALIDITY_OUTDATED	1
273
+#define ND_VALIDITY_INVALID	2
274
+
275
+struct node_descriptor {
276
+	/* Flags. */
277
+	union {
278
+		struct {
279
+			u32 validity:3;
280
+			u32 reserved:5;
281
+		} __packed;
282
+		u8 byte0;
283
+	} __packed;
284
+
285
+	/* Node parameters. */
286
+	u32 params:24;
287
+
288
+	/* Node ID. */
289
+	char type[6];
290
+	char model[3];
291
+	char manufacturer[3];
292
+	char plant[2];
293
+	char seq[12];
294
+	u16 tag;
295
+} __packed;
296
+
297
+/*
267
298
  * Flags used as input parameters for do_IO()
268
299
  */
269
300
 #define DOIO_ALLOW_SUSPEND	 0x0001 /* allow for channel prog. suspend */
..
..
@@ -325,11 +356,22 @@
325
356
 	return 8 - ffs(mask);
326
357
 }
327
358
 
328
-void channel_subsystem_reinit(void);
329
359
 extern void css_schedule_reprobe(void);
360
+
361
+extern void *cio_dma_zalloc(size_t size);
362
+extern void cio_dma_free(void *cpu_addr, size_t size);
363
+extern struct device *cio_get_dma_css_dev(void);
364
+
365
+void *cio_gp_dma_zalloc(struct gen_pool *gp_dma, struct device *dma_dev,
366
+			size_t size);
367
+void cio_gp_dma_free(struct gen_pool *gp_dma, void *cpu_addr, size_t size);
368
+void cio_gp_dma_destroy(struct gen_pool *gp_dma, struct device *dma_dev);
369
+struct gen_pool *cio_gp_dma_create(struct device *dma_dev, int nr_pages);
330
370
 
331
371
 /* Function from drivers/s390/cio/chsc.c */
332
372
 int chsc_sstpc(void *page, unsigned int op, u16 ctrl, u64 *clock_delta);
333
373
 int chsc_sstpi(void *page, void *result, size_t size);
374
+int chsc_stzi(void *page, void *result, size_t size);
375
+int chsc_sgib(u32 origin);
334
376
 
335
377
 #endif