Re: [PATCH v3 7/7] mmc: sdhci-*: Convert drivers to new sdhci_and_cqhci_reset()

[Adrian Hunter <adrian.hunter@intel.com>]

On 24/10/22 20:55, Brian Norris wrote:
> An earlier patch ("mmc: cqhci: Provide helper for resetting both SDHCI
> and CQHCI") does these operations for us.
> 
> I keep these as a separate patch, since the earlier patch is a
> prerequisite to some important bugfixes that need to be backported via
> linux-stable.
> 
> Signed-off-by: Brian Norris <briannorris@chromium.org>

Acked-by: Adrian Hunter <adrian.hunter@intel.com>


> ---
> 
> Changes in v3:
>  - Rewrite to new helper, patch sdhci-msm too
> 
> Changes in v2:
>  - Factor out ->cqe_private helpers
> 
>  drivers/mmc/host/sdhci-msm.c      | 10 ++--------
>  drivers/mmc/host/sdhci-pci-core.c | 11 ++---------
>  drivers/mmc/host/sdhci-pci-gli.c  | 11 ++---------
>  3 files changed, 6 insertions(+), 26 deletions(-)
> 
> diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
> index 3a091a387ecb..03f76384ab3f 100644
> --- a/drivers/mmc/host/sdhci-msm.c
> +++ b/drivers/mmc/host/sdhci-msm.c
> @@ -19,6 +19,7 @@
>  #include <linux/pinctrl/consumer.h>
>  #include <linux/reset.h>
>  
> +#include "sdhci-cqhci.h"
>  #include "sdhci-pltfm.h"
>  #include "cqhci.h"
>  
> @@ -2304,13 +2305,6 @@ static void sdhci_msm_set_regulator_caps(struct sdhci_msm_host *msm_host)
>  	pr_debug("%s: supported caps: 0x%08x\n", mmc_hostname(mmc), caps);
>  }
>  
> -static void sdhci_msm_reset(struct sdhci_host *host, u8 mask)
> -{
> -	if ((host->mmc->caps2 & MMC_CAP2_CQE) && (mask & SDHCI_RESET_ALL))
> -		cqhci_deactivate(host->mmc);
> -	sdhci_reset(host, mask);
> -}
> -
>  static int sdhci_msm_register_vreg(struct sdhci_msm_host *msm_host)
>  {
>  	int ret;
> @@ -2450,7 +2444,7 @@ static const struct of_device_id sdhci_msm_dt_match[] = {
>  MODULE_DEVICE_TABLE(of, sdhci_msm_dt_match);
>  
>  static const struct sdhci_ops sdhci_msm_ops = {
> -	.reset = sdhci_msm_reset,
> +	.reset = sdhci_and_cqhci_reset,
>  	.set_clock = sdhci_msm_set_clock,
>  	.get_min_clock = sdhci_msm_get_min_clock,
>  	.get_max_clock = sdhci_msm_get_max_clock,
> diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
> index 169b84761041..cc039155b5c7 100644
> --- a/drivers/mmc/host/sdhci-pci-core.c
> +++ b/drivers/mmc/host/sdhci-pci-core.c
> @@ -38,6 +38,7 @@
>  #include "cqhci.h"
>  
>  #include "sdhci.h"
> +#include "sdhci-cqhci.h"
>  #include "sdhci-pci.h"
>  
>  static void sdhci_pci_hw_reset(struct sdhci_host *host);
> @@ -234,14 +235,6 @@ static void sdhci_pci_dumpregs(struct mmc_host *mmc)
>  	sdhci_dumpregs(mmc_priv(mmc));
>  }
>  
> -static void sdhci_cqhci_reset(struct sdhci_host *host, u8 mask)
> -{
> -	if ((host->mmc->caps2 & MMC_CAP2_CQE) && (mask & SDHCI_RESET_ALL) &&
> -	    host->mmc->cqe_private)
> -		cqhci_deactivate(host->mmc);
> -	sdhci_reset(host, mask);
> -}
> -
>  /*****************************************************************************\
>   *                                                                           *
>   * Hardware specific quirk handling                                          *
> @@ -703,7 +696,7 @@ static const struct sdhci_ops sdhci_intel_glk_ops = {
>  	.set_power		= sdhci_intel_set_power,
>  	.enable_dma		= sdhci_pci_enable_dma,
>  	.set_bus_width		= sdhci_set_bus_width,
> -	.reset			= sdhci_cqhci_reset,
> +	.reset			= sdhci_and_cqhci_reset,
>  	.set_uhs_signaling	= sdhci_intel_set_uhs_signaling,
>  	.hw_reset		= sdhci_pci_hw_reset,
>  	.irq			= sdhci_cqhci_irq,
> diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c
> index 4d509f656188..633a8ee8f8c5 100644
> --- a/drivers/mmc/host/sdhci-pci-gli.c
> +++ b/drivers/mmc/host/sdhci-pci-gli.c
> @@ -15,6 +15,7 @@
>  #include <linux/of.h>
>  #include <linux/iopoll.h>
>  #include "sdhci.h"
> +#include "sdhci-cqhci.h"
>  #include "sdhci-pci.h"
>  #include "cqhci.h"
>  
> @@ -922,14 +923,6 @@ static int gl9763e_add_host(struct sdhci_pci_slot *slot)
>  	return ret;
>  }
>  
> -static void sdhci_gl9763e_reset(struct sdhci_host *host, u8 mask)
> -{
> -	if ((host->mmc->caps2 & MMC_CAP2_CQE) && (mask & SDHCI_RESET_ALL) &&
> -	    host->mmc->cqe_private)
> -		cqhci_deactivate(host->mmc);
> -	sdhci_reset(host, mask);
> -}
> -
>  static void gli_set_gl9763e(struct sdhci_pci_slot *slot)
>  {
>  	struct pci_dev *pdev = slot->chip->pdev;
> @@ -1136,7 +1129,7 @@ static const struct sdhci_ops sdhci_gl9763e_ops = {
>  	.set_clock		= sdhci_set_clock,
>  	.enable_dma		= sdhci_pci_enable_dma,
>  	.set_bus_width		= sdhci_set_bus_width,
> -	.reset			= sdhci_gl9763e_reset,
> +	.reset			= sdhci_and_cqhci_reset,
>  	.set_uhs_signaling	= sdhci_set_gl9763e_signaling,
>  	.voltage_switch		= sdhci_gli_voltage_switch,
>  	.irq                    = sdhci_gl9763e_cqhci_irq,