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commit ba606975938179b1e893e44e190d0001de8e5262
parent d488bd21a4b2bf6b3f236f22ed213c61e74c878b
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Fri, 25 Jan 2019 13:07:03 -1000

Merge tag 'mmc-v5.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc

Pull MMC fixes from Ulf Hansson:

 - sdhci-acpi: Fixup build dependency for PCI

 - sdhci-omap: Resolve Kconfig warnings on keystone

 - sdhci-iproc: Propagate errors from DT parsing

 - meson-gx: Fixup IRQ handling in release callback

 - meson-gx: Use signal re-sampling to fixup tuning

 - dw_mmc-bluefield: Fix the license information

* tag 'mmc-v5.0-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/ulfh/mmc:
  mmc: dw_mmc-bluefield: : Fix the license information
  mmc: meson-gx: enable signal re-sampling together with tuning
  mmc: sdhci-iproc: handle mmc_of_parse() errors during probe
  mmc: meson-gx: Free irq in release() callback
  mmc: host: Fix Kconfig warnings on keystone_defconfig
  mmc: sdhci-acpi: Make PCI dependency explicit

Diffstat:
Mdrivers/mmc/host/Kconfig | 4++--
Mdrivers/mmc/host/dw_mmc-bluefield.c | 5-----
Mdrivers/mmc/host/meson-gx-mmc.c | 32++++++++++++++++++++------------
Mdrivers/mmc/host/sdhci-iproc.c | 5++++-
4 files changed, 26 insertions(+), 20 deletions(-)

diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig @@ -116,7 +116,7 @@ config MMC_RICOH_MMC config MMC_SDHCI_ACPI tristate "SDHCI support for ACPI enumerated SDHCI controllers" - depends on MMC_SDHCI && ACPI + depends on MMC_SDHCI && ACPI && PCI select IOSF_MBI if X86 help This selects support for ACPI enumerated SDHCI controllers, @@ -978,7 +978,7 @@ config MMC_SDHCI_OMAP tristate "TI SDHCI Controller Support" depends on MMC_SDHCI_PLTFM && OF select THERMAL - select TI_SOC_THERMAL + imply TI_SOC_THERMAL help This selects the Secure Digital Host Controller Interface (SDHCI) support present in TI's DRA7 SOCs. The controller supports diff --git a/drivers/mmc/host/dw_mmc-bluefield.c b/drivers/mmc/host/dw_mmc-bluefield.c @@ -1,11 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* * Copyright (C) 2018 Mellanox Technologies. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. */ #include <linux/bitfield.h> diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c @@ -179,6 +179,8 @@ struct meson_host { struct sd_emmc_desc *descs; dma_addr_t descs_dma_addr; + int irq; + bool vqmmc_enabled; }; @@ -738,6 +740,11 @@ static int meson_mmc_clk_phase_tuning(struct mmc_host *mmc, u32 opcode, static int meson_mmc_execute_tuning(struct mmc_host *mmc, u32 opcode) { struct meson_host *host = mmc_priv(mmc); + int adj = 0; + + /* enable signal resampling w/o delay */ + adj = ADJUST_ADJ_EN; + writel(adj, host->regs + host->data->adjust); return meson_mmc_clk_phase_tuning(mmc, opcode, host->rx_clk); } @@ -768,6 +775,9 @@ static void meson_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) if (!IS_ERR(mmc->supply.vmmc)) mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, ios->vdd); + /* disable signal resampling */ + writel(0, host->regs + host->data->adjust); + /* Reset rx phase */ clk_set_phase(host->rx_clk, 0); @@ -1166,7 +1176,7 @@ static int meson_mmc_get_cd(struct mmc_host *mmc) static void meson_mmc_cfg_init(struct meson_host *host) { - u32 cfg = 0, adj = 0; + u32 cfg = 0; cfg |= FIELD_PREP(CFG_RESP_TIMEOUT_MASK, ilog2(SD_EMMC_CFG_RESP_TIMEOUT)); @@ -1177,10 +1187,6 @@ static void meson_mmc_cfg_init(struct meson_host *host) cfg |= CFG_ERR_ABORT; writel(cfg, host->regs + SD_EMMC_CFG); - - /* enable signal resampling w/o delay */ - adj = ADJUST_ADJ_EN; - writel(adj, host->regs + host->data->adjust); } static int meson_mmc_card_busy(struct mmc_host *mmc) @@ -1231,7 +1237,7 @@ static int meson_mmc_probe(struct platform_device *pdev) struct resource *res; struct meson_host *host; struct mmc_host *mmc; - int ret, irq; + int ret; mmc = mmc_alloc_host(sizeof(struct meson_host), &pdev->dev); if (!mmc) @@ -1276,8 +1282,8 @@ static int meson_mmc_probe(struct platform_device *pdev) goto free_host; } - irq = platform_get_irq(pdev, 0); - if (irq <= 0) { + host->irq = platform_get_irq(pdev, 0); + if (host->irq <= 0) { dev_err(&pdev->dev, "failed to get interrupt resource.\n"); ret = -EINVAL; goto free_host; @@ -1331,9 +1337,8 @@ static int meson_mmc_probe(struct platform_device *pdev) writel(IRQ_CRC_ERR | IRQ_TIMEOUTS | IRQ_END_OF_CHAIN, host->regs + SD_EMMC_IRQ_EN); - ret = devm_request_threaded_irq(&pdev->dev, irq, meson_mmc_irq, - meson_mmc_irq_thread, IRQF_SHARED, - NULL, host); + ret = request_threaded_irq(host->irq, meson_mmc_irq, + meson_mmc_irq_thread, IRQF_SHARED, NULL, host); if (ret) goto err_init_clk; @@ -1351,7 +1356,7 @@ static int meson_mmc_probe(struct platform_device *pdev) if (host->bounce_buf == NULL) { dev_err(host->dev, "Unable to map allocate DMA bounce buffer.\n"); ret = -ENOMEM; - goto err_init_clk; + goto err_free_irq; } host->descs = dma_alloc_coherent(host->dev, SD_EMMC_DESC_BUF_LEN, @@ -1370,6 +1375,8 @@ static int meson_mmc_probe(struct platform_device *pdev) err_bounce_buf: dma_free_coherent(host->dev, host->bounce_buf_size, host->bounce_buf, host->bounce_dma_addr); +err_free_irq: + free_irq(host->irq, host); err_init_clk: clk_disable_unprepare(host->mmc_clk); err_core_clk: @@ -1387,6 +1394,7 @@ static int meson_mmc_remove(struct platform_device *pdev) /* disable interrupts */ writel(0, host->regs + SD_EMMC_IRQ_EN); + free_irq(host->irq, host); dma_free_coherent(host->dev, SD_EMMC_DESC_BUF_LEN, host->descs, host->descs_dma_addr); diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c @@ -296,7 +296,10 @@ static int sdhci_iproc_probe(struct platform_device *pdev) iproc_host->data = iproc_data; - mmc_of_parse(host->mmc); + ret = mmc_of_parse(host->mmc); + if (ret) + goto err; + sdhci_get_property(pdev); host->mmc->caps |= iproc_host->data->mmc_caps;