mirror of https://gitee.com/openkylin/linux.git
ASoC: Intel: more probe modularization for sst
Move the PCI BAR and resource initialization to a separate routine Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Subhransu S. Prusty
Mark Brown
parent
250454d8fe
commit
7fb73c74ff
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@ -332,6 +332,92 @@ void sst_context_cleanup(struct intel_sst_drv *ctx)
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ctx = NULL;
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}
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void sst_configure_runtime_pm(struct intel_sst_drv *ctx)
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{
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pm_runtime_set_autosuspend_delay(ctx->dev, SST_SUSPEND_DELAY);
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pm_runtime_use_autosuspend(ctx->dev);
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pm_runtime_allow(ctx->dev);
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pm_runtime_put_noidle(ctx->dev);
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}
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static int sst_platform_get_resources(struct intel_sst_drv *ctx)
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{
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int ddr_base, ret = 0;
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struct pci_dev *pci = ctx->pci;
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ret = pci_request_regions(pci, SST_DRV_NAME);
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if (ret)
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return ret;
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/* map registers */
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/* DDR base */
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if (ctx->dev_id == SST_MRFLD_PCI_ID) {
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ctx->ddr_base = pci_resource_start(pci, 0);
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/* check that the relocated IMR base matches with FW Binary */
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ddr_base = relocate_imr_addr_mrfld(ctx->ddr_base);
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if (!ctx->pdata->lib_info) {
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dev_err(ctx->dev, "lib_info pointer NULL\n");
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ret = -EINVAL;
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goto do_release_regions;
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}
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if (ddr_base != ctx->pdata->lib_info->mod_base) {
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dev_err(ctx->dev,
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"FW LSP DDR BASE does not match with IFWI\n");
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ret = -EINVAL;
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goto do_release_regions;
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}
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ctx->ddr_end = pci_resource_end(pci, 0);
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ctx->ddr = pcim_iomap(pci, 0,
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pci_resource_len(pci, 0));
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if (!ctx->ddr) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(ctx->dev, "sst: DDR Ptr %p\n", ctx->ddr);
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} else {
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ctx->ddr = NULL;
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}
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/* SHIM */
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ctx->shim_phy_add = pci_resource_start(pci, 1);
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ctx->shim = pcim_iomap(pci, 1, pci_resource_len(pci, 1));
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if (!ctx->shim) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(ctx->dev, "SST Shim Ptr %p\n", ctx->shim);
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/* Shared SRAM */
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ctx->mailbox_add = pci_resource_start(pci, 2);
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ctx->mailbox = pcim_iomap(pci, 2, pci_resource_len(pci, 2));
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if (!ctx->mailbox) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(ctx->dev, "SRAM Ptr %p\n", ctx->mailbox);
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/* IRAM */
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ctx->iram_end = pci_resource_end(pci, 3);
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ctx->iram_base = pci_resource_start(pci, 3);
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ctx->iram = pcim_iomap(pci, 3, pci_resource_len(pci, 3));
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if (!ctx->iram) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(ctx->dev, "IRAM Ptr %p\n", ctx->iram);
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/* DRAM */
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ctx->dram_end = pci_resource_end(pci, 4);
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ctx->dram_base = pci_resource_start(pci, 4);
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ctx->dram = pcim_iomap(pci, 4, pci_resource_len(pci, 4));
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if (!ctx->dram) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(ctx->dev, "DRAM Ptr %p\n", ctx->dram);
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do_release_regions:
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pci_release_regions(pci);
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return 0;
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}
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/*
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* intel_sst_probe - PCI probe function
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*
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@ -345,7 +431,6 @@ static int intel_sst_probe(struct pci_dev *pci,
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int ret = 0;
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struct intel_sst_drv *sst_drv_ctx;
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struct sst_platform_info *sst_pdata = pci->dev.platform_data;
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int ddr_base;
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dev_dbg(&pci->dev, "Probe for DID %x\n", pci->device);
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@ -354,6 +439,7 @@ static int intel_sst_probe(struct pci_dev *pci,
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return ret;
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sst_drv_ctx->pdata = sst_pdata;
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sst_drv_ctx->irq_num = pci->irq;
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ret = sst_context_init(sst_drv_ctx);
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if (ret < 0)
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@ -365,81 +451,13 @@ static int intel_sst_probe(struct pci_dev *pci,
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if (ret) {
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dev_err(sst_drv_ctx->dev,
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"device can't be enabled. Returned err: %d\n", ret);
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goto do_free_mem;
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goto do_destroy_wq;
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}
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sst_drv_ctx->pci = pci_dev_get(pci);
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ret = pci_request_regions(pci, SST_DRV_NAME);
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if (ret)
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goto do_free_mem;
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/* map registers */
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/* DDR base */
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if (sst_drv_ctx->dev_id == SST_MRFLD_PCI_ID) {
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sst_drv_ctx->ddr_base = pci_resource_start(pci, 0);
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/* check that the relocated IMR base matches with FW Binary */
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ddr_base = relocate_imr_addr_mrfld(sst_drv_ctx->ddr_base);
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if (!sst_drv_ctx->pdata->lib_info) {
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dev_err(sst_drv_ctx->dev, "lib_info pointer NULL\n");
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ret = -EINVAL;
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goto do_release_regions;
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}
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if (ddr_base != sst_drv_ctx->pdata->lib_info->mod_base) {
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dev_err(sst_drv_ctx->dev,
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"FW LSP DDR BASE does not match with IFWI\n");
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ret = -EINVAL;
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goto do_release_regions;
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}
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sst_drv_ctx->ddr_end = pci_resource_end(pci, 0);
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sst_drv_ctx->ddr = pcim_iomap(pci, 0,
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pci_resource_len(pci, 0));
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if (!sst_drv_ctx->ddr) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(sst_drv_ctx->dev, "sst: DDR Ptr %p\n", sst_drv_ctx->ddr);
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} else {
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sst_drv_ctx->ddr = NULL;
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}
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/* SHIM */
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sst_drv_ctx->shim_phy_add = pci_resource_start(pci, 1);
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sst_drv_ctx->shim = pcim_iomap(pci, 1, pci_resource_len(pci, 1));
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if (!sst_drv_ctx->shim) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(sst_drv_ctx->dev, "SST Shim Ptr %p\n", sst_drv_ctx->shim);
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/* Shared SRAM */
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sst_drv_ctx->mailbox_add = pci_resource_start(pci, 2);
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sst_drv_ctx->mailbox = pcim_iomap(pci, 2, pci_resource_len(pci, 2));
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if (!sst_drv_ctx->mailbox) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(sst_drv_ctx->dev, "SRAM Ptr %p\n", sst_drv_ctx->mailbox);
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/* IRAM */
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sst_drv_ctx->iram_end = pci_resource_end(pci, 3);
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sst_drv_ctx->iram_base = pci_resource_start(pci, 3);
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sst_drv_ctx->iram = pcim_iomap(pci, 3, pci_resource_len(pci, 3));
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if (!sst_drv_ctx->iram) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(sst_drv_ctx->dev, "IRAM Ptr %p\n", sst_drv_ctx->iram);
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/* DRAM */
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sst_drv_ctx->dram_end = pci_resource_end(pci, 4);
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sst_drv_ctx->dram_base = pci_resource_start(pci, 4);
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sst_drv_ctx->dram = pcim_iomap(pci, 4, pci_resource_len(pci, 4));
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if (!sst_drv_ctx->dram) {
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ret = -EINVAL;
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goto do_release_regions;
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}
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dev_dbg(sst_drv_ctx->dev, "DRAM Ptr %p\n", sst_drv_ctx->dram);
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ret = sst_platform_get_resources(sst_drv_ctx);
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if (ret < 0)
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goto do_destroy_wq;
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sst_set_fw_state_locked(sst_drv_ctx, SST_RESET);
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snprintf(sst_drv_ctx->firmware_name, sizeof(sst_drv_ctx->firmware_name),
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@ -457,20 +475,16 @@ static int intel_sst_probe(struct pci_dev *pci,
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goto do_release_regions;
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}
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sst_drv_ctx->irq_num = pci->irq;
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pci_set_drvdata(pci, sst_drv_ctx);
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pm_runtime_set_autosuspend_delay(sst_drv_ctx->dev, SST_SUSPEND_DELAY);
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pm_runtime_use_autosuspend(sst_drv_ctx->dev);
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pm_runtime_allow(sst_drv_ctx->dev);
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pm_runtime_put_noidle(sst_drv_ctx->dev);
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sst_configure_runtime_pm(sst_drv_ctx);
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sst_register(sst_drv_ctx->dev);
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return ret;
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do_release_regions:
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pci_release_regions(pci);
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do_free_mem:
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do_destroy_wq:
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destroy_workqueue(sst_drv_ctx->post_msg_wq);
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do_free_drv_ctx:
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dev_err(sst_drv_ctx->dev, "Probe failed with %d\n", ret);
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