32 static int pcode_mailbox_status(struct xe_tile *tile)  in pcode_mailbox_status()  argument
47 	err = xe_mmio_read32(tile->primary_gt, PCODE_MAILBOX) & PCODE_ERROR_MASK;  in pcode_mailbox_status()
49 		drm_err(&tile_to_xe(tile)->drm, "PCODE Mailbox failed: %d %s", err,  in pcode_mailbox_status()
57 static int __pcode_mailbox_rw(struct xe_tile *tile, u32 mbox, u32 *data0, u32 *data1,  in __pcode_mailbox_rw()  argument
61 	struct xe_gt *mmio = tile->primary_gt;  in __pcode_mailbox_rw()
64 	if (tile_to_xe(tile)->info.skip_pcode)  in __pcode_mailbox_rw()
85 	return pcode_mailbox_status(tile);  in __pcode_mailbox_rw()
88 static int pcode_mailbox_rw(struct xe_tile *tile, u32 mbox, u32 *data0, u32 *data1,  in pcode_mailbox_rw()  argument
92 	if (tile_to_xe(tile)->info.skip_pcode)  in pcode_mailbox_rw()
95 	lockdep_assert_held(&tile->pcode.lock);  in pcode_mailbox_rw()
97 	return __pcode_mailbox_rw(tile, mbox, data0, data1, timeout_ms, return_data, atomic);  in pcode_mailbox_rw()
100 int xe_pcode_write_timeout(struct xe_tile *tile, u32 mbox, u32 data, int timeout)  in xe_pcode_write_timeout()  argument
104 	mutex_lock(&tile->pcode.lock);  in xe_pcode_write_timeout()
105 	err = pcode_mailbox_rw(tile, mbox, &data, NULL, timeout, false, false);  in xe_pcode_write_timeout()
106 	mutex_unlock(&tile->pcode.lock);  in xe_pcode_write_timeout()
111 int xe_pcode_read(struct xe_tile *tile, u32 mbox, u32 *val, u32 *val1)  in xe_pcode_read()  argument
115 	mutex_lock(&tile->pcode.lock);  in xe_pcode_read()
116 	err = pcode_mailbox_rw(tile, mbox, val, val1, 1, true, false);  in xe_pcode_read()
117 	mutex_unlock(&tile->pcode.lock);  in xe_pcode_read()
122 static int pcode_try_request(struct xe_tile *tile, u32 mbox,  in pcode_try_request()  argument
128 	xe_tile_assert(tile, timeout_us > 0);  in pcode_try_request()
132 			*status = pcode_mailbox_rw(tile, mbox, &request, NULL, 1, true,  in pcode_try_request()
135 			*status = __pcode_mailbox_rw(tile, mbox, &request, NULL, 1, true,  in pcode_try_request()
152  * @tile: tile
169 int xe_pcode_request(struct xe_tile *tile, u32 mbox, u32 request,  in xe_pcode_request()  argument
175 	xe_tile_assert(tile, timeout_base_ms <= 3);  in xe_pcode_request()
177 	mutex_lock(&tile->pcode.lock);  in xe_pcode_request()
179 	ret = pcode_try_request(tile, mbox, request, reply_mask, reply, &status,  in xe_pcode_request()
194 	drm_err(&tile_to_xe(tile)->drm,  in xe_pcode_request()
197 	ret = pcode_try_request(tile, mbox, request, reply_mask, reply, &status,  in xe_pcode_request()
202 	mutex_unlock(&tile->pcode.lock);  in xe_pcode_request()
207  * @tile: tile instance
230 int xe_pcode_init_min_freq_table(struct xe_tile *tile, u32 min_gt_freq,  in xe_pcode_init_min_freq_table()  argument
236 	if (!tile_to_xe(tile)->info.has_llc)  in xe_pcode_init_min_freq_table()
242 	mutex_lock(&tile->pcode.lock);  in xe_pcode_init_min_freq_table()
246 		ret = pcode_mailbox_rw(tile, PCODE_WRITE_MIN_FREQ_TABLE,  in xe_pcode_init_min_freq_table()
253 	mutex_unlock(&tile->pcode.lock);  in xe_pcode_init_min_freq_table()
262  * PCODE init mailbox is polled only on root gt of root tile
263  * as the root tile provides the initialization is complete only
273 	struct xe_tile *tile = xe_device_get_root_tile(xe);  in xe_pcode_ready()  local
284 		mutex_lock(&tile->pcode.lock);  in xe_pcode_ready()
286 	ret = pcode_try_request(tile, DGFX_PCODE_STATUS, request,  in xe_pcode_ready()
292 		mutex_unlock(&tile->pcode.lock);  in xe_pcode_ready()
303  * @tile: tile instance
308 void xe_pcode_init(struct xe_tile *tile)  in xe_pcode_init()  argument
310 	drmm_mutex_init(&tile_to_xe(tile)->drm, &tile->pcode.lock);  in xe_pcode_init()