Re: [PATCH v1 1/1] mmc: sdhci-pci: Convert to use managed functions (part2)

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On 18 August 2016 at 13:59, Andy Shevchenko
<andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
> The commit 52ac7acf412b ("mmc: sdhci-pci: Convert to use managed functions
> pcim_* and devm_*") converted ->probe() / ->remove() functions to use device
> managed resource API. Here is a follow up to cover sdhci_pci_probe_slot() and
> sdhci_pci_remove_slot().
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

Thanks, applied for next!

Kind regards
Uffe

> ---
>  drivers/mmc/host/sdhci-pci-core.c | 34 ++++++----------------------------
>  drivers/mmc/host/sdhci-pci.h      |  1 -
>  2 files changed, 6 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
> index 897cfd2..93bb0ff 100644
> --- a/drivers/mmc/host/sdhci-pci-core.c
> +++ b/drivers/mmc/host/sdhci-pci-core.c
> @@ -156,7 +156,7 @@ static void sdhci_pci_add_own_cd(struct sdhci_pci_slot *slot)
>         if (!gpio_is_valid(gpio))
>                 return;
>
> -       err = gpio_request(gpio, "sd_cd");
> +       err = devm_gpio_request(&slot->chip->pdev->dev, gpio, "sd_cd");
>         if (err < 0)
>                 goto out;
>
> @@ -179,7 +179,7 @@ static void sdhci_pci_add_own_cd(struct sdhci_pci_slot *slot)
>         return;
>
>  out_free:
> -       gpio_free(gpio);
> +       devm_gpio_free(&slot->chip->pdev->dev, gpio);
>  out:
>         dev_warn(&slot->chip->pdev->dev, "failed to setup card detect wake up\n");
>  }
> @@ -188,8 +188,6 @@ static void sdhci_pci_remove_own_cd(struct sdhci_pci_slot *slot)
>  {
>         if (slot->cd_irq >= 0)
>                 free_irq(slot->cd_irq, slot);
> -       if (gpio_is_valid(slot->cd_gpio))
> -               gpio_free(slot->cd_gpio);
>  }
>
>  #else
> @@ -1615,7 +1613,6 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
>
>         slot->chip = chip;
>         slot->host = host;
> -       slot->pci_bar = bar;
>         slot->rst_n_gpio = -EINVAL;
>         slot->cd_gpio = -EINVAL;
>         slot->cd_idx = -1;
> @@ -1643,27 +1640,22 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
>
>         host->irq = pdev->irq;
>
> -       ret = pci_request_region(pdev, bar, mmc_hostname(host->mmc));
> +       ret = pcim_iomap_regions(pdev, BIT(bar), mmc_hostname(host->mmc));
>         if (ret) {
>                 dev_err(&pdev->dev, "cannot request region\n");
>                 goto cleanup;
>         }
>
> -       host->ioaddr = pci_ioremap_bar(pdev, bar);
> -       if (!host->ioaddr) {
> -               dev_err(&pdev->dev, "failed to remap registers\n");
> -               ret = -ENOMEM;
> -               goto release;
> -       }
> +       host->ioaddr = pcim_iomap_table(pdev)[bar];
>
>         if (chip->fixes && chip->fixes->probe_slot) {
>                 ret = chip->fixes->probe_slot(slot);
>                 if (ret)
> -                       goto unmap;
> +                       goto cleanup;
>         }
>
>         if (gpio_is_valid(slot->rst_n_gpio)) {
> -               if (!gpio_request(slot->rst_n_gpio, "eMMC_reset")) {
> +               if (!devm_gpio_request(&pdev->dev, slot->rst_n_gpio, "eMMC_reset")) {
>                         gpio_direction_output(slot->rst_n_gpio, 1);
>                         slot->host->mmc->caps |= MMC_CAP_HW_RESET;
>                         slot->hw_reset = sdhci_pci_gpio_hw_reset;
> @@ -1702,18 +1694,9 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot(
>         return slot;
>
>  remove:
> -       if (gpio_is_valid(slot->rst_n_gpio))
> -               gpio_free(slot->rst_n_gpio);
> -
>         if (chip->fixes && chip->fixes->remove_slot)
>                 chip->fixes->remove_slot(slot, 0);
>
> -unmap:
> -       iounmap(host->ioaddr);
> -
> -release:
> -       pci_release_region(pdev, bar);
> -
>  cleanup:
>         if (slot->data && slot->data->cleanup)
>                 slot->data->cleanup(slot->data);
> @@ -1738,17 +1721,12 @@ static void sdhci_pci_remove_slot(struct sdhci_pci_slot *slot)
>
>         sdhci_remove_host(slot->host, dead);
>
> -       if (gpio_is_valid(slot->rst_n_gpio))
> -               gpio_free(slot->rst_n_gpio);
> -
>         if (slot->chip->fixes && slot->chip->fixes->remove_slot)
>                 slot->chip->fixes->remove_slot(slot, dead);
>
>         if (slot->data && slot->data->cleanup)
>                 slot->data->cleanup(slot->data);
>
> -       pci_release_region(slot->chip->pdev, slot->pci_bar);
> -
>         sdhci_free_host(slot->host);
>  }
>
> diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h
> index 7e07887..9c7c08b 100644
> --- a/drivers/mmc/host/sdhci-pci.h
> +++ b/drivers/mmc/host/sdhci-pci.h
> @@ -72,7 +72,6 @@ struct sdhci_pci_slot {
>         struct sdhci_host       *host;
>         struct sdhci_pci_data   *data;
>
> -       int                     pci_bar;
>         int                     rst_n_gpio;
>         int                     cd_gpio;
>         int                     cd_irq;
> --
> 2.8.1
>
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