Refactor acp platform device creation logic and remove unused acp resource (acp_res) structure.
Signed-off-by: Venkata Prasad Potturu venkataprasad.potturu@amd.com --- sound/soc/amd/acp/acp-pci.c | 119 ++++++++++++++++++------------------ sound/soc/amd/acp/amd.h | 4 ++ 2 files changed, 62 insertions(+), 61 deletions(-)
diff --git a/sound/soc/amd/acp/acp-pci.c b/sound/soc/amd/acp/acp-pci.c index 549e95415ab2..0ffef70ab979 100644 --- a/sound/soc/amd/acp/acp-pci.c +++ b/sound/soc/amd/acp/acp-pci.c @@ -26,27 +26,56 @@ #define ACP3x_REG_START 0x1240000 #define ACP3x_REG_END 0x125C000
-static struct platform_device *pdev; - -static const struct resource acp_res[] = { - { - .start = 0, - .end = ACP3x_REG_END - ACP3x_REG_START, - .name = "acp_mem", - .flags = IORESOURCE_MEM, - }, - { - .start = 0, - .end = 0, - .name = "acp_dai_irq", - .flags = IORESOURCE_IRQ, - }, -}; +static void acp_fill_platform_dev_info(struct platform_device_info *pdevinfo, + struct device *parent, + struct fwnode_handle *fw_node, + char *name, unsigned int id, + const struct resource *res, + unsigned int num_res, + const void *data, + size_t size_data) +{ + pdevinfo->name = name; + pdevinfo->id = id; + pdevinfo->parent = parent; + pdevinfo->num_res = num_res; + pdevinfo->res = res; + pdevinfo->data = data; + pdevinfo->size_data = size_data; + pdevinfo->fwnode = fw_node; +}
-static int create_acp_platform_devs(struct pci_dev *pci, struct acp_chip_info *chip) +static int create_acp_platform_devs(struct pci_dev *pci, struct acp_chip_info *chip, u32 addr) { + struct platform_device_info pdevinfo; + struct device *parent; int ret;
+ parent = &pci->dev; + + if (chip->is_i2s_config || chip->is_pdm_dev) { + chip->res = devm_kzalloc(&pci->dev, sizeof(struct resource), GFP_KERNEL); + if (!chip->res) { + ret = -ENOMEM; + goto err; + } + chip->res->flags = IORESOURCE_MEM; + chip->res->start = addr; + chip->res->end = addr + (ACP3x_REG_END - ACP3x_REG_START); + memset(&pdevinfo, 0, sizeof(pdevinfo)); + } + + memset(&pdevinfo, 0, sizeof(pdevinfo)); + acp_fill_platform_dev_info(&pdevinfo, parent, NULL, chip->name, + 0, chip->res, 1, chip, sizeof(*chip)); + + chip->acp_plat_dev = platform_device_register_full(&pdevinfo); + if (IS_ERR(chip->acp_plat_dev)) { + dev_err(&pci->dev, + "cannot register %s device\n", pdevinfo.name); + ret = PTR_ERR(chip->acp_plat_dev); + goto err; + } if (chip->is_pdm_dev && chip->is_pdm_config) { chip->dmic_codec_dev = platform_device_register_data(&pci->dev, "dmic-codec", @@ -55,22 +84,21 @@ static int create_acp_platform_devs(struct pci_dev *pci, struct acp_chip_info *c if (IS_ERR(chip->dmic_codec_dev)) { dev_err(&pci->dev, "failed to create DMIC device\n"); ret = PTR_ERR(chip->dmic_codec_dev); - goto err; + goto unregister_acp_plat_dev; } } return 0; +unregister_acp_plat_dev: + platform_device_unregister(chip->acp_plat_dev); err: return ret; }
static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { - struct platform_device_info pdevinfo; struct device *dev = &pci->dev; - const struct resource *res_acp; struct acp_chip_info *chip; - struct resource *res; - unsigned int flag, addr, num_res, i; + unsigned int flag, addr; int ret;
flag = snd_amd_acp_find_config(pci); @@ -94,8 +122,6 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id
pci_set_master(pci);
- res_acp = acp_res; - num_res = ARRAY_SIZE(acp_res); chip->acp_rev = pci->revision; switch (pci->revision) { case 0x01: @@ -129,6 +155,8 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id goto release_regions; }
+ chip->addr = addr; + chip->acp_hw_ops_init(chip); ret = acp_hw_init(chip); if (ret) @@ -138,48 +166,16 @@ static int acp_pci_probe(struct pci_dev *pci, const struct pci_device_id *pci_id if (!chip->is_pdm_dev && !chip->is_i2s_config) goto skip_pdev_creation;
- ret = create_acp_platform_devs(pci, chip); + ret = create_acp_platform_devs(pci, chip, addr); if (ret < 0) { dev_err(&pci->dev, "ACP platform devices creation failed\n"); goto de_init; }
- res = devm_kcalloc(&pci->dev, num_res, sizeof(struct resource), GFP_KERNEL); - if (!res) { - ret = -ENOMEM; - goto de_init; - } - - for (i = 0; i < num_res; i++, res_acp++) { - res[i].name = res_acp->name; - res[i].flags = res_acp->flags; - res[i].start = addr + res_acp->start; - res[i].end = addr + res_acp->end; - if (res_acp->flags == IORESOURCE_IRQ) { - res[i].start = pci->irq; - res[i].end = res[i].start; - } - } - - memset(&pdevinfo, 0, sizeof(pdevinfo)); - - pdevinfo.name = chip->name; - pdevinfo.id = 0; - pdevinfo.parent = &pci->dev; - pdevinfo.num_res = num_res; - pdevinfo.res = &res[0]; - pdevinfo.data = chip; - pdevinfo.size_data = sizeof(*chip); - - pdev = platform_device_register_full(&pdevinfo); - if (IS_ERR(pdev)) { - dev_err(&pci->dev, "cannot register %s device\n", pdevinfo.name); - ret = PTR_ERR(pdev); - goto de_init; - } + chip->chip_pdev = chip->acp_plat_dev; + chip->dev = &chip->acp_plat_dev->dev;
skip_pdev_creation: - chip->chip_pdev = pdev; dev_set_drvdata(&pci->dev, chip); pm_runtime_set_autosuspend_delay(&pci->dev, 2000); pm_runtime_use_autosuspend(&pci->dev); @@ -244,8 +240,9 @@ static void acp_pci_remove(struct pci_dev *pci) pm_runtime_get_noresume(&pci->dev); if (chip->dmic_codec_dev) platform_device_unregister(chip->dmic_codec_dev); - if (pdev) - platform_device_unregister(pdev); + if (chip->acp_plat_dev) + platform_device_unregister(chip->acp_plat_dev); + ret = acp_hw_deinit(chip); if (ret) dev_err(&pci->dev, "ACP de-init failed\n"); diff --git a/sound/soc/amd/acp/amd.h b/sound/soc/amd/acp/amd.h index 9511995da591..be1aa405a14a 100644 --- a/sound/soc/amd/acp/amd.h +++ b/sound/soc/amd/acp/amd.h @@ -140,12 +140,16 @@
struct acp_chip_info { char *name; /* Platform name */ + struct resource *res; + struct device *dev; unsigned int acp_rev; /* ACP Revision id */ void __iomem *base; /* ACP memory PCI base */ struct snd_acp_hw_ops *acp_hw_ops; int (*acp_hw_ops_init)(struct acp_chip_info *chip); struct platform_device *chip_pdev; struct platform_device *dmic_codec_dev; + struct platform_device *acp_plat_dev; + u32 addr; unsigned int flag; /* Distinguish b/w Legacy or Only PDM */ bool is_pdm_dev; /* flag set to true when ACP PDM controller exists */ bool is_pdm_config; /* flag set to true when PDM configuration is selected from BIOS */