diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath11k/ahb.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/ahb.c | 61 |
1 files changed, 42 insertions, 19 deletions
diff --git a/drivers/net/wireless/ath/ath11k/ahb.c b/drivers/net/wireless/ath/ath11k/ahb.c index 59342d2797ca..30092841ac46 100644 --- a/drivers/net/wireless/ath/ath11k/ahb.c +++ b/drivers/net/wireless/ath/ath11k/ahb.c @@ -10,6 +10,7 @@ #include <linux/dma-mapping.h> #include "ahb.h" #include "debug.h" +#include "hif.h" #include <linux/remoteproc.h> static const struct of_device_id ath11k_ahb_of_match[] = { @@ -434,6 +435,16 @@ enum ext_irq_num { tcl2host_status_ring, }; +static inline u32 ath11k_ahb_read32(struct ath11k_base *ab, u32 offset) +{ + return ioread32(ab->mem + offset); +} + +static inline void ath11k_ahb_write32(struct ath11k_base *ab, u32 offset, u32 value) +{ + iowrite32(value, ab->mem + offset); +} + static void ath11k_ahb_kill_tasklets(struct ath11k_base *ab) { int i; @@ -575,7 +586,7 @@ static void ath11k_ahb_ce_irqs_disable(struct ath11k_base *ab) } } -int ath11k_ahb_start(struct ath11k_base *ab) +static int ath11k_ahb_start(struct ath11k_base *ab) { ath11k_ahb_ce_irqs_enable(ab); ath11k_ce_rx_post_buf(ab); @@ -583,7 +594,7 @@ int ath11k_ahb_start(struct ath11k_base *ab) return 0; } -void ath11k_ahb_ext_irq_enable(struct ath11k_base *ab) +static void ath11k_ahb_ext_irq_enable(struct ath11k_base *ab) { int i; @@ -595,13 +606,13 @@ void ath11k_ahb_ext_irq_enable(struct ath11k_base *ab) } } -void ath11k_ahb_ext_irq_disable(struct ath11k_base *ab) +static void ath11k_ahb_ext_irq_disable(struct ath11k_base *ab) { __ath11k_ahb_ext_irq_disable(ab); ath11k_ahb_sync_ext_irqs(ab); } -void ath11k_ahb_stop(struct ath11k_base *ab) +static void ath11k_ahb_stop(struct ath11k_base *ab) { if (!test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags)) ath11k_ahb_ce_irqs_disable(ab); @@ -611,7 +622,7 @@ void ath11k_ahb_stop(struct ath11k_base *ab) ath11k_ce_cleanup_pipes(ab); } -int ath11k_ahb_power_up(struct ath11k_base *ab) +static int ath11k_ahb_power_up(struct ath11k_base *ab) { int ret; @@ -622,7 +633,7 @@ int ath11k_ahb_power_up(struct ath11k_base *ab) return ret; } -void ath11k_ahb_power_down(struct ath11k_base *ab) +static void ath11k_ahb_power_down(struct ath11k_base *ab) { rproc_shutdown(ab->tgt_rproc); } @@ -788,7 +799,7 @@ static int ath11k_ahb_ext_irq_config(struct ath11k_base *ab) irq = platform_get_irq_byname(ab->pdev, irq_name[irq_idx]); ab->irq_num[irq_idx] = irq; - irq_set_status_flags(irq, IRQ_NOAUTOEN); + irq_set_status_flags(irq, IRQ_NOAUTOEN | IRQ_DISABLE_UNLAZY); ret = request_irq(irq, ath11k_ahb_ext_interrupt_handler, IRQF_TRIGGER_RISING, irq_name[irq_idx], irq_grp); @@ -834,8 +845,8 @@ static int ath11k_ahb_config_irq(struct ath11k_base *ab) return ret; } -int ath11k_ahb_map_service_to_pipe(struct ath11k_base *ab, u16 service_id, - u8 *ul_pipe, u8 *dl_pipe) +static int ath11k_ahb_map_service_to_pipe(struct ath11k_base *ab, u16 service_id, + u8 *ul_pipe, u8 *dl_pipe) { const struct service_to_pipe *entry; bool ul_set = false, dl_set = false; @@ -877,6 +888,18 @@ int ath11k_ahb_map_service_to_pipe(struct ath11k_base *ab, u16 service_id, return 0; } +static const struct ath11k_hif_ops ath11k_ahb_hif_ops = { + .start = ath11k_ahb_start, + .stop = ath11k_ahb_stop, + .read32 = ath11k_ahb_read32, + .write32 = ath11k_ahb_write32, + .irq_enable = ath11k_ahb_ext_irq_enable, + .irq_disable = ath11k_ahb_ext_irq_disable, + .map_service_to_pipe = ath11k_ahb_map_service_to_pipe, + .power_down = ath11k_ahb_power_down, + .power_up = ath11k_ahb_power_up, +}; + static int ath11k_ahb_probe(struct platform_device *pdev) { struct ath11k_base *ab; @@ -891,13 +914,7 @@ static int ath11k_ahb_probe(struct platform_device *pdev) return -EINVAL; } - mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!mem_res) { - dev_err(&pdev->dev, "failed to get IO memory resource\n"); - return -ENXIO; - } - - mem = devm_ioremap_resource(&pdev->dev, mem_res); + mem = devm_platform_get_and_ioremap_resource(pdev, 0, &mem_res); if (IS_ERR(mem)) { dev_err(&pdev->dev, "ioremap error\n"); return PTR_ERR(mem); @@ -909,12 +926,13 @@ static int ath11k_ahb_probe(struct platform_device *pdev) return ret; } - ab = ath11k_core_alloc(&pdev->dev); + ab = ath11k_core_alloc(&pdev->dev, 0, ATH11K_BUS_AHB); if (!ab) { dev_err(&pdev->dev, "failed to allocate ath11k base\n"); return -ENOMEM; } + ab->hif.ops = &ath11k_ahb_hif_ops; ab->pdev = pdev; ab->hw_rev = (enum ath11k_hw_rev)of_id->data; ab->mem = mem; @@ -993,12 +1011,17 @@ static struct platform_driver ath11k_ahb_driver = { .remove = ath11k_ahb_remove, }; -int ath11k_ahb_init(void) +static int ath11k_ahb_init(void) { return platform_driver_register(&ath11k_ahb_driver); } +module_init(ath11k_ahb_init); -void ath11k_ahb_exit(void) +static void ath11k_ahb_exit(void) { platform_driver_unregister(&ath11k_ahb_driver); } +module_exit(ath11k_ahb_exit); + +MODULE_DESCRIPTION("Driver support for Qualcomm Technologies 802.11ax wireless chip"); +MODULE_LICENSE("Dual BSD/GPL"); |