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Commit ff32c4b4 authored by Bao D. Nguyen's avatar Bao D. Nguyen
Browse files

mmc: sdhci_msm: keep a reference to the sdhc host instance 



Keep a reference to the sdhc host instance to retrieve all the
necessary data structures in case of a crash for debugging.

Change-Id: I151b160ffbd6a02edea022ae7b970241dedce031
Signed-off-by: default avatarBao D. Nguyen <nguyenb@codeaurora.org>
parent e5734f37

drivers/mmc/host/sdhci-msm.c

+10 −0
Original line number Diff line number Diff line
@@ -405,6 +405,8 @@ struct sdhci_msm_host { 
	struct sdhci_msm_regs_restore regs_restore;

};



static struct sdhci_msm_host *sdhci_slot[2];



static void sdhci_msm_bus_voting(struct sdhci_host *host, bool enable);



static int sdhci_msm_dt_get_array(struct device *dev, const char *prop_name,
@@ -3019,6 +3021,14 @@ static int sdhci_msm_probe(struct platform_device *pdev) 
	if (ret)

		goto pltfm_free;



	if (pdev->dev.of_node) {

		ret = of_alias_get_id(pdev->dev.of_node, "sdhc");

		if (ret <= 0)

			dev_err(&pdev->dev, "get slot index failed %d\n", ret);

		else if (ret <= 2)

			sdhci_slot[ret-1] = msm_host;

	}



	/*

	 * Based on the compatible string, load the required msm host info from

	 * the data associated with the version info.