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Commit 8823ecdd authored by Pradeep P V K's avatar Pradeep P V K Committed by Gerrit - the friendly Code Review server
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mtd: devices: set and use capabilities for qpic version check 



use capability for qpic versions check. Set and use the
required supported features under capabilities and fix
noc issue.

Change-Id: Id125bf39885515d43723eb050795cb48a3165eb7
Signed-off-by: default avatarPradeep P V K <ppvk@codeaurora.org>
parent 8ea54d9d

drivers/mtd/devices/msm_qpic_nand.c

+14 −0
Original line number Diff line number Diff line
@@ -3776,14 +3776,28 @@ static int msm_nand_probe(struct platform_device *pdev) 
	}

	info->nand_chip.qpic_version = qpic_version.qpic_major;

	if (info->nand_chip.qpic_version >= 2) {

		info->nand_chip.caps = MSM_NAND_CAP_PAGE_SCOPE_READ;

		mutex_lock(&info->lock);

		err = msm_nand_get_device(info->nand_chip.dev);

		if (err) {

			pr_err("Failed to get the device err=%d\n", err);

			mutex_unlock(&info->lock);

			goto free_bam;

		}

		err = msm_nand_init_endpoint(info,

			&info->sps.data_prod_stat,

			SPS_DATA_PROD_STAT_PIPE_INDEX);

		if (err) {

			pr_err("Failed to configure read status pipe err=%d\n",

				err);

			msm_nand_put_device(info->nand_chip.dev);

			mutex_unlock(&info->lock);

			goto free_bam;

		}

		err = msm_nand_put_device(info->nand_chip.dev);

		mutex_unlock(&info->lock);

		if (err)

			goto free_bam;

	}

	err = msm_nand_parse_smem_ptable(&nr_parts);

	if (err < 0) {

drivers/mtd/devices/msm_qpic_nand.h

+3 −0
Original line number Diff line number Diff line
@@ -258,6 +258,9 @@ struct msm_nand_chip { 
	uint32_t ecc_bch_cfg;

	uint32_t ecc_cfg_raw;

	uint32_t qpic_version; /* To store the qpic controller version */

	uint32_t caps; /* General host capabilities */

#define MSM_NAND_CAP_PAGE_SCOPE_READ   BIT(0)

#define MSM_NAND_CAP_MULTI_PAGE_READ   BIT(1)

};



/* Structure that defines an SPS end point for a NANDc BAM pipe. */