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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-19 21:00:37 +0000 |
commit | 94ac2ab3fff96814d7460a27a0e9d004abbd4128 (patch) | |
tree | 9a4eb8cc234b540b0f4b93363109cdd37a20540b /drivers/soundwire/amd_manager.c | |
parent | Adding debian version 6.8.12-1. (diff) | |
download | linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.tar.xz linux-94ac2ab3fff96814d7460a27a0e9d004abbd4128.zip |
Merging upstream version 6.9.2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/soundwire/amd_manager.c')
-rw-r--r-- | drivers/soundwire/amd_manager.c | 47 |
1 files changed, 10 insertions, 37 deletions
diff --git a/drivers/soundwire/amd_manager.c b/drivers/soundwire/amd_manager.c index 42028ace06..6bcf8e7527 100644 --- a/drivers/soundwire/amd_manager.c +++ b/drivers/soundwire/amd_manager.c @@ -1,8 +1,8 @@ -// SPDX-License-Identifier: GPL-2.0+ +// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) /* * SoundWire AMD Manager driver * - * Copyright 2023 Advanced Micro Devices, Inc. + * Copyright 2023-24 Advanced Micro Devices, Inc. */ #include <linux/completion.h> @@ -19,29 +19,13 @@ #include <sound/pcm_params.h> #include <sound/soc.h> #include "bus.h" +#include "amd_init.h" #include "amd_manager.h" #define DRV_NAME "amd_sdw_manager" #define to_amd_sdw(b) container_of(b, struct amd_sdw_manager, bus) -static void amd_enable_sdw_pads(struct amd_sdw_manager *amd_manager) -{ - u32 sw_pad_pulldown_val; - u32 val; - - mutex_lock(amd_manager->acp_sdw_lock); - val = readl(amd_manager->acp_mmio + ACP_SW_PAD_KEEPER_EN); - val |= amd_manager->reg_mask->sw_pad_enable_mask; - writel(val, amd_manager->acp_mmio + ACP_SW_PAD_KEEPER_EN); - usleep_range(1000, 1500); - - sw_pad_pulldown_val = readl(amd_manager->acp_mmio + ACP_PAD_PULLDOWN_CTRL); - sw_pad_pulldown_val &= amd_manager->reg_mask->sw_pad_pulldown_mask; - writel(sw_pad_pulldown_val, amd_manager->acp_mmio + ACP_PAD_PULLDOWN_CTRL); - mutex_unlock(amd_manager->acp_sdw_lock); -} - static int amd_init_sdw_manager(struct amd_sdw_manager *amd_manager) { u32 val; @@ -102,12 +86,11 @@ static int amd_disable_sdw_manager(struct amd_sdw_manager *amd_manager) static void amd_enable_sdw_interrupts(struct amd_sdw_manager *amd_manager) { - struct sdw_manager_reg_mask *reg_mask = amd_manager->reg_mask; u32 val; mutex_lock(amd_manager->acp_sdw_lock); val = readl(amd_manager->acp_mmio + ACP_EXTERNAL_INTR_CNTL(amd_manager->instance)); - val |= reg_mask->acp_sdw_intr_mask; + val |= sdw_manager_reg_mask_array[amd_manager->instance]; writel(val, amd_manager->acp_mmio + ACP_EXTERNAL_INTR_CNTL(amd_manager->instance)); mutex_unlock(amd_manager->acp_sdw_lock); @@ -120,12 +103,11 @@ static void amd_enable_sdw_interrupts(struct amd_sdw_manager *amd_manager) static void amd_disable_sdw_interrupts(struct amd_sdw_manager *amd_manager) { - struct sdw_manager_reg_mask *reg_mask = amd_manager->reg_mask; u32 val; mutex_lock(amd_manager->acp_sdw_lock); val = readl(amd_manager->acp_mmio + ACP_EXTERNAL_INTR_CNTL(amd_manager->instance)); - val &= ~reg_mask->acp_sdw_intr_mask; + val &= ~sdw_manager_reg_mask_array[amd_manager->instance]; writel(val, amd_manager->acp_mmio + ACP_EXTERNAL_INTR_CNTL(amd_manager->instance)); mutex_unlock(amd_manager->acp_sdw_lock); @@ -877,23 +859,20 @@ static void amd_sdw_irq_thread(struct work_struct *work) writel(0x00, amd_manager->mmio + ACP_SW_STATE_CHANGE_STATUS_0TO7); } -static void amd_sdw_probe_work(struct work_struct *work) +int amd_sdw_manager_start(struct amd_sdw_manager *amd_manager) { - struct amd_sdw_manager *amd_manager = container_of(work, struct amd_sdw_manager, - probe_work); struct sdw_master_prop *prop; int ret; prop = &amd_manager->bus.prop; if (!prop->hw_disabled) { - amd_enable_sdw_pads(amd_manager); ret = amd_init_sdw_manager(amd_manager); if (ret) - return; + return ret; amd_enable_sdw_interrupts(amd_manager); ret = amd_enable_sdw_manager(amd_manager); if (ret) - return; + return ret; amd_sdw_set_frameshape(amd_manager); } /* Enable runtime PM */ @@ -902,6 +881,7 @@ static void amd_sdw_probe_work(struct work_struct *work) pm_runtime_mark_last_busy(amd_manager->dev); pm_runtime_set_active(amd_manager->dev); pm_runtime_enable(amd_manager->dev); + return 0; } static int amd_sdw_manager_probe(struct platform_device *pdev) @@ -961,7 +941,6 @@ static int amd_sdw_manager_probe(struct platform_device *pdev) return -EINVAL; } - amd_manager->reg_mask = &sdw_manager_reg_mask_array[amd_manager->instance]; params = &amd_manager->bus.params; params->col = AMD_SDW_DEFAULT_COLUMNS; @@ -985,11 +964,6 @@ static int amd_sdw_manager_probe(struct platform_device *pdev) dev_set_drvdata(dev, amd_manager); INIT_WORK(&amd_manager->amd_sdw_irq_thread, amd_sdw_irq_thread); INIT_WORK(&amd_manager->amd_sdw_work, amd_sdw_update_slave_status_work); - INIT_WORK(&amd_manager->probe_work, amd_sdw_probe_work); - /* - * Instead of having lengthy probe sequence, use deferred probe. - */ - schedule_work(&amd_manager->probe_work); return 0; } @@ -999,7 +973,6 @@ static void amd_sdw_manager_remove(struct platform_device *pdev) int ret; pm_runtime_disable(&pdev->dev); - cancel_work_sync(&amd_manager->probe_work); amd_disable_sdw_interrupts(amd_manager); sdw_bus_master_delete(&amd_manager->bus); ret = amd_disable_sdw_manager(amd_manager); @@ -1230,5 +1203,5 @@ module_platform_driver(amd_sdw_driver); MODULE_AUTHOR("Vijendar.Mukunda@amd.com"); MODULE_DESCRIPTION("AMD SoundWire driver"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("Dual BSD/GPL"); MODULE_ALIAS("platform:" DRV_NAME); |