Lines Matching refs:ipa
83 static void ipa_suspend_handler(struct ipa *ipa, enum ipa_irq_id irq_id) in ipa_suspend_handler() argument
89 if (!test_and_set_bit(IPA_FLAG_RESUMED, ipa->flags)) in ipa_suspend_handler()
90 pm_wakeup_dev_event(&ipa->pdev->dev, 0, true); in ipa_suspend_handler()
93 ipa_interrupt_suspend_clear_all(ipa->interrupt); in ipa_suspend_handler()
107 int ipa_setup(struct ipa *ipa) in ipa_setup() argument
111 struct device *dev = &ipa->pdev->dev; in ipa_setup()
115 ret = gsi_setup(&ipa->gsi, ipa->version == IPA_VERSION_3_5_1); in ipa_setup()
119 ipa->interrupt = ipa_interrupt_setup(ipa); in ipa_setup()
120 if (IS_ERR(ipa->interrupt)) { in ipa_setup()
121 ret = PTR_ERR(ipa->interrupt); in ipa_setup()
124 ipa_interrupt_add(ipa->interrupt, IPA_IRQ_TX_SUSPEND, in ipa_setup()
127 ipa_uc_setup(ipa); in ipa_setup()
133 ipa_endpoint_setup(ipa); in ipa_setup()
138 command_endpoint = ipa->name_map[IPA_ENDPOINT_AP_COMMAND_TX]; in ipa_setup()
143 ret = ipa_mem_setup(ipa); in ipa_setup()
147 ret = ipa_table_setup(ipa); in ipa_setup()
154 exception_endpoint = ipa->name_map[IPA_ENDPOINT_AP_LAN_RX]; in ipa_setup()
159 ipa_endpoint_default_route_set(ipa, exception_endpoint->endpoint_id); in ipa_setup()
162 ret = ipa_modem_setup(ipa); in ipa_setup()
166 ipa->setup_complete = true; in ipa_setup()
173 ipa_endpoint_default_route_clear(ipa); in ipa_setup()
176 ipa_table_teardown(ipa); in ipa_setup()
178 ipa_mem_teardown(ipa); in ipa_setup()
182 ipa_endpoint_teardown(ipa); in ipa_setup()
185 ipa_uc_teardown(ipa); in ipa_setup()
186 ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_TX_SUSPEND); in ipa_setup()
187 ipa_interrupt_teardown(ipa->interrupt); in ipa_setup()
189 gsi_teardown(&ipa->gsi); in ipa_setup()
198 static void ipa_teardown(struct ipa *ipa) in ipa_teardown() argument
203 ipa_modem_teardown(ipa); in ipa_teardown()
204 ipa_endpoint_default_route_clear(ipa); in ipa_teardown()
205 exception_endpoint = ipa->name_map[IPA_ENDPOINT_AP_LAN_RX]; in ipa_teardown()
207 ipa_table_teardown(ipa); in ipa_teardown()
208 ipa_mem_teardown(ipa); in ipa_teardown()
209 command_endpoint = ipa->name_map[IPA_ENDPOINT_AP_COMMAND_TX]; in ipa_teardown()
211 ipa_endpoint_teardown(ipa); in ipa_teardown()
212 (void)device_init_wakeup(&ipa->pdev->dev, false); in ipa_teardown()
213 ipa_uc_teardown(ipa); in ipa_teardown()
214 ipa_interrupt_remove(ipa->interrupt, IPA_IRQ_TX_SUSPEND); in ipa_teardown()
215 ipa_interrupt_teardown(ipa->interrupt); in ipa_teardown()
216 gsi_teardown(&ipa->gsi); in ipa_teardown()
220 static void ipa_hardware_config_comp(struct ipa *ipa) in ipa_hardware_config_comp() argument
225 if (ipa->version == IPA_VERSION_3_5_1) in ipa_hardware_config_comp()
228 val = ioread32(ipa->reg_virt + IPA_REG_COMP_CFG_OFFSET); in ipa_hardware_config_comp()
230 if (ipa->version == IPA_VERSION_4_0) { in ipa_hardware_config_comp()
241 iowrite32(val, ipa->reg_virt + IPA_REG_COMP_CFG_OFFSET); in ipa_hardware_config_comp()
245 static void ipa_hardware_config_qsb(struct ipa *ipa) in ipa_hardware_config_qsb() argument
251 if (ipa->version == IPA_VERSION_4_2) in ipa_hardware_config_qsb()
255 iowrite32(val, ipa->reg_virt + IPA_REG_QSB_MAX_WRITES_OFFSET); in ipa_hardware_config_qsb()
257 if (ipa->version == IPA_VERSION_3_5_1) { in ipa_hardware_config_qsb()
262 if (ipa->version == IPA_VERSION_4_2) in ipa_hardware_config_qsb()
269 iowrite32(val, ipa->reg_virt + IPA_REG_QSB_MAX_READS_OFFSET); in ipa_hardware_config_qsb()
272 static void ipa_idle_indication_cfg(struct ipa *ipa, in ipa_idle_indication_cfg() argument
284 offset = ipa_reg_idle_indication_cfg_offset(ipa->version); in ipa_idle_indication_cfg()
285 iowrite32(val, ipa->reg_virt + offset); in ipa_idle_indication_cfg()
296 static void ipa_hardware_dcd_config(struct ipa *ipa) in ipa_hardware_dcd_config() argument
299 ipa_idle_indication_cfg(ipa, 256, false); in ipa_hardware_dcd_config()
302 static void ipa_hardware_dcd_deconfig(struct ipa *ipa) in ipa_hardware_dcd_deconfig() argument
305 ipa_idle_indication_cfg(ipa, 0, true); in ipa_hardware_dcd_deconfig()
312 static void ipa_hardware_config(struct ipa *ipa) in ipa_hardware_config() argument
318 val = ipa_reg_bcr_val(ipa->version); in ipa_hardware_config()
319 iowrite32(val, ipa->reg_virt + IPA_REG_BCR_OFFSET); in ipa_hardware_config()
321 if (ipa->version != IPA_VERSION_3_5_1) { in ipa_hardware_config()
325 iowrite32(val, ipa->reg_virt + IPA_REG_CLKON_CFG_OFFSET); in ipa_hardware_config()
328 val = ioread32(ipa->reg_virt + IPA_REG_TX_CFG_OFFSET); in ipa_hardware_config()
330 iowrite32(val, ipa->reg_virt + IPA_REG_TX_CFG_OFFSET); in ipa_hardware_config()
333 ipa_hardware_config_comp(ipa); in ipa_hardware_config()
336 ipa_hardware_config_qsb(ipa); in ipa_hardware_config()
339 val = ioread32(ipa->reg_virt + IPA_REG_COUNTER_CFG_OFFSET); in ipa_hardware_config()
342 iowrite32(val, ipa->reg_virt + IPA_REG_COUNTER_CFG_OFFSET); in ipa_hardware_config()
345 if (ipa->version == IPA_VERSION_4_2) in ipa_hardware_config()
346 iowrite32(0, ipa->reg_virt + IPA_REG_FILT_ROUT_HASH_EN_OFFSET); in ipa_hardware_config()
349 ipa_hardware_dcd_config(ipa); in ipa_hardware_config()
358 static void ipa_hardware_deconfig(struct ipa *ipa) in ipa_hardware_deconfig() argument
361 ipa_hardware_dcd_deconfig(ipa); in ipa_hardware_deconfig()
367 static int ipa_resource_group_count(struct ipa *ipa) in ipa_resource_group_count() argument
369 switch (ipa->version) { in ipa_resource_group_count()
385 static bool ipa_resource_limits_valid(struct ipa *ipa, in ipa_resource_limits_valid() argument
388 u32 group_count = ipa_resource_group_count(ipa); in ipa_resource_limits_valid()
421 static bool ipa_resource_limits_valid(struct ipa *ipa, in ipa_resource_limits_valid() argument
430 ipa_resource_config_common(struct ipa *ipa, u32 offset, in ipa_resource_config_common() argument
441 iowrite32(val, ipa->reg_virt + offset); in ipa_resource_config_common()
444 static void ipa_resource_config_src_01(struct ipa *ipa, in ipa_resource_config_src_01() argument
449 ipa_resource_config_common(ipa, offset, in ipa_resource_config_src_01()
453 static void ipa_resource_config_src_23(struct ipa *ipa, in ipa_resource_config_src_23() argument
458 ipa_resource_config_common(ipa, offset, in ipa_resource_config_src_23()
462 static void ipa_resource_config_dst_01(struct ipa *ipa, in ipa_resource_config_dst_01() argument
467 ipa_resource_config_common(ipa, offset, in ipa_resource_config_dst_01()
471 static void ipa_resource_config_dst_23(struct ipa *ipa, in ipa_resource_config_dst_23() argument
476 ipa_resource_config_common(ipa, offset, in ipa_resource_config_dst_23()
481 ipa_resource_config(struct ipa *ipa, const struct ipa_resource_data *data) in ipa_resource_config() argument
485 if (!ipa_resource_limits_valid(ipa, data)) in ipa_resource_config()
489 ipa_resource_config_src_01(ipa, &data->resource_src[i]); in ipa_resource_config()
490 ipa_resource_config_src_23(ipa, &data->resource_src[i]); in ipa_resource_config()
494 ipa_resource_config_dst_01(ipa, &data->resource_dst[i]); in ipa_resource_config()
495 ipa_resource_config_dst_23(ipa, &data->resource_dst[i]); in ipa_resource_config()
501 static void ipa_resource_deconfig(struct ipa *ipa) in ipa_resource_deconfig() argument
513 static int ipa_config(struct ipa *ipa, const struct ipa_data *data) in ipa_config() argument
521 ipa_clock_get(ipa); in ipa_config()
523 ipa_hardware_config(ipa); in ipa_config()
525 ret = ipa_endpoint_config(ipa); in ipa_config()
529 ret = ipa_mem_config(ipa); in ipa_config()
533 ipa_table_config(ipa); in ipa_config()
536 ret = ipa_resource_config(ipa, data->resource_data); in ipa_config()
540 ret = ipa_modem_config(ipa); in ipa_config()
547 ipa_resource_deconfig(ipa); in ipa_config()
549 ipa_table_deconfig(ipa); in ipa_config()
550 ipa_mem_deconfig(ipa); in ipa_config()
552 ipa_endpoint_deconfig(ipa); in ipa_config()
554 ipa_hardware_deconfig(ipa); in ipa_config()
555 ipa_clock_put(ipa); in ipa_config()
564 static void ipa_deconfig(struct ipa *ipa) in ipa_deconfig() argument
566 ipa_modem_deconfig(ipa); in ipa_deconfig()
567 ipa_resource_deconfig(ipa); in ipa_deconfig()
568 ipa_table_deconfig(ipa); in ipa_deconfig()
569 ipa_mem_deconfig(ipa); in ipa_deconfig()
570 ipa_endpoint_deconfig(ipa); in ipa_deconfig()
571 ipa_hardware_deconfig(ipa); in ipa_deconfig()
572 ipa_clock_put(ipa); in ipa_deconfig()
726 struct ipa *ipa; in ipa_probe() local
769 ipa = kzalloc(sizeof(*ipa), GFP_KERNEL); in ipa_probe()
770 if (!ipa) { in ipa_probe()
775 ipa->pdev = pdev; in ipa_probe()
776 dev_set_drvdata(dev, ipa); in ipa_probe()
777 ipa->modem_rproc = rproc; in ipa_probe()
778 ipa->clock = clock; in ipa_probe()
779 ipa->version = data->version; in ipa_probe()
781 ret = ipa_reg_init(ipa); in ipa_probe()
785 ret = ipa_mem_init(ipa, data->mem_data); in ipa_probe()
790 prefetch = ipa->version != IPA_VERSION_3_5_1; in ipa_probe()
792 modem_alloc = ipa->version == IPA_VERSION_4_2; in ipa_probe()
794 ret = gsi_init(&ipa->gsi, pdev, prefetch, data->endpoint_count, in ipa_probe()
800 ipa->filter_map = ipa_endpoint_init(ipa, data->endpoint_count, in ipa_probe()
802 if (!ipa->filter_map) { in ipa_probe()
807 ret = ipa_table_init(ipa); in ipa_probe()
811 ret = ipa_modem_init(ipa, modem_init); in ipa_probe()
815 ret = ipa_config(ipa, data); in ipa_probe()
835 ret = ipa_setup(ipa); in ipa_probe()
842 ipa_deconfig(ipa); in ipa_probe()
844 ipa_modem_exit(ipa); in ipa_probe()
846 ipa_table_exit(ipa); in ipa_probe()
848 ipa_endpoint_exit(ipa); in ipa_probe()
850 gsi_exit(&ipa->gsi); in ipa_probe()
852 ipa_mem_exit(ipa); in ipa_probe()
854 ipa_reg_exit(ipa); in ipa_probe()
856 kfree(ipa); in ipa_probe()
867 struct ipa *ipa = dev_get_drvdata(&pdev->dev); in ipa_remove() local
868 struct rproc *rproc = ipa->modem_rproc; in ipa_remove()
869 struct ipa_clock *clock = ipa->clock; in ipa_remove()
872 if (ipa->setup_complete) { in ipa_remove()
873 ret = ipa_modem_stop(ipa); in ipa_remove()
877 ipa_teardown(ipa); in ipa_remove()
880 ipa_deconfig(ipa); in ipa_remove()
881 ipa_modem_exit(ipa); in ipa_remove()
882 ipa_table_exit(ipa); in ipa_remove()
883 ipa_endpoint_exit(ipa); in ipa_remove()
884 gsi_exit(&ipa->gsi); in ipa_remove()
885 ipa_mem_exit(ipa); in ipa_remove()
886 ipa_reg_exit(ipa); in ipa_remove()
887 kfree(ipa); in ipa_remove()
906 struct ipa *ipa = dev_get_drvdata(dev); in ipa_suspend() local
912 __clear_bit(IPA_FLAG_RESUMED, ipa->flags); in ipa_suspend()
914 ipa_endpoint_suspend(ipa); in ipa_suspend()
916 ipa_clock_put(ipa); in ipa_suspend()
933 struct ipa *ipa = dev_get_drvdata(dev); in ipa_resume() local
938 ipa_clock_get(ipa); in ipa_resume()
940 ipa_endpoint_resume(ipa); in ipa_resume()