Lines Matching refs:db
157 static bool tegra_hsp_doorbell_can_ring(struct tegra_hsp_doorbell *db) in tegra_hsp_doorbell_can_ring() argument
161 value = tegra_hsp_channel_readl(&db->channel, HSP_DB_ENABLE); in tegra_hsp_doorbell_can_ring()
181 struct tegra_hsp_doorbell *db; in tegra_hsp_doorbell_get() local
185 db = __tegra_hsp_doorbell_get(hsp, master); in tegra_hsp_doorbell_get()
188 return db; in tegra_hsp_doorbell_get()
194 struct tegra_hsp_doorbell *db; in tegra_hsp_doorbell_irq() local
197 db = tegra_hsp_doorbell_get(hsp, TEGRA_HSP_DB_MASTER_CCPLEX); in tegra_hsp_doorbell_irq()
198 if (!db) in tegra_hsp_doorbell_irq()
201 value = tegra_hsp_channel_readl(&db->channel, HSP_DB_PENDING); in tegra_hsp_doorbell_irq()
202 tegra_hsp_channel_writel(&db->channel, value, HSP_DB_PENDING); in tegra_hsp_doorbell_irq()
207 struct tegra_hsp_doorbell *db; in tegra_hsp_doorbell_irq() local
209 db = __tegra_hsp_doorbell_get(hsp, master); in tegra_hsp_doorbell_irq()
221 if (db && db->channel.chan) in tegra_hsp_doorbell_irq()
222 mbox_chan_received_data(db->channel.chan, NULL); in tegra_hsp_doorbell_irq()
281 struct tegra_hsp_doorbell *db; in tegra_hsp_doorbell_create() local
285 db = devm_kzalloc(hsp->dev, sizeof(*db), GFP_KERNEL); in tegra_hsp_doorbell_create()
286 if (!db) in tegra_hsp_doorbell_create()
292 db->channel.regs = hsp->regs + offset; in tegra_hsp_doorbell_create()
293 db->channel.hsp = hsp; in tegra_hsp_doorbell_create()
295 db->name = devm_kstrdup_const(hsp->dev, name, GFP_KERNEL); in tegra_hsp_doorbell_create()
296 db->master = master; in tegra_hsp_doorbell_create()
297 db->index = index; in tegra_hsp_doorbell_create()
300 list_add_tail(&db->list, &hsp->doorbells); in tegra_hsp_doorbell_create()
303 return &db->channel; in tegra_hsp_doorbell_create()
308 struct tegra_hsp_doorbell *db = chan->con_priv; in tegra_hsp_doorbell_send_data() local
310 tegra_hsp_channel_writel(&db->channel, 1, HSP_DB_TRIGGER); in tegra_hsp_doorbell_send_data()
317 struct tegra_hsp_doorbell *db = chan->con_priv; in tegra_hsp_doorbell_startup() local
318 struct tegra_hsp *hsp = db->channel.hsp; in tegra_hsp_doorbell_startup()
323 if (db->master >= chan->mbox->num_chans) { in tegra_hsp_doorbell_startup()
326 db->master); in tegra_hsp_doorbell_startup()
339 if (tegra_is_silicon() && !tegra_hsp_doorbell_can_ring(db)) in tegra_hsp_doorbell_startup()
345 value |= BIT(db->master); in tegra_hsp_doorbell_startup()
355 struct tegra_hsp_doorbell *db = chan->con_priv; in tegra_hsp_doorbell_shutdown() local
356 struct tegra_hsp *hsp = db->channel.hsp; in tegra_hsp_doorbell_shutdown()
368 value &= ~BIT(db->master); in tegra_hsp_doorbell_shutdown()
596 struct tegra_hsp_doorbell *db; in tegra_hsp_db_xlate() local
604 db = tegra_hsp_doorbell_get(hsp, master); in tegra_hsp_db_xlate()
605 if (db) in tegra_hsp_db_xlate()
606 channel = &db->channel; in tegra_hsp_db_xlate()
617 chan->con_priv = db; in tegra_hsp_db_xlate()
892 struct tegra_hsp_doorbell *db; in tegra_hsp_resume() local
894 list_for_each_entry(db, &hsp->doorbells, list) { in tegra_hsp_resume()
895 if (db->channel.chan) in tegra_hsp_resume()
896 tegra_hsp_doorbell_startup(db->channel.chan); in tegra_hsp_resume()