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From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
To: ulf.hansson@linaro.org, wsa+renesas@sang-engineering.com,
	hch@lst.de, m.szyprowski@samsung.com, robin.murphy@arm.com,
	joro@8bytes.org
Cc: linux-mmc@vger.kernel.org, iommu@lists.linux-foundation.org,
	linux-renesas-soc@vger.kernel.org,
	Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Subject: [RFC PATCH v5 6/8] mmc: tmio: Add a definition for default max_segs
Date: Wed,  5 Jun 2019 20:11:52 +0900	[thread overview]
Message-ID: <1559733114-4221-7-git-send-email-yoshihiro.shimoda.uh@renesas.com> (raw)
In-Reply-To: <1559733114-4221-1-git-send-email-yoshihiro.shimoda.uh@renesas.com>

This patch adds a definition for default max_segs to be used by other
driver (renesas_sdhi) in the future.

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 drivers/mmc/host/tmio_mmc.h      | 1 +
 drivers/mmc/host/tmio_mmc_core.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/mmc/host/tmio_mmc.h b/drivers/mmc/host/tmio_mmc.h
index c5ba13f..9e387be 100644
--- a/drivers/mmc/host/tmio_mmc.h
+++ b/drivers/mmc/host/tmio_mmc.h
@@ -106,6 +106,7 @@
 #define TMIO_MASK_IRQ     (TMIO_MASK_READOP | TMIO_MASK_WRITEOP | TMIO_MASK_CMD)
 
 #define TMIO_MAX_BLK_SIZE 512
+#define TMIO_DEFAULT_MAX_SEGS 32
 
 struct tmio_mmc_data;
 struct tmio_mmc_host;
diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index c9f6a59..af1343e 100644
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -1185,7 +1185,7 @@ int tmio_mmc_host_probe(struct tmio_mmc_host *_host)
 
 	mmc->caps |= MMC_CAP_4_BIT_DATA | pdata->capabilities;
 	mmc->caps2 |= pdata->capabilities2;
-	mmc->max_segs = pdata->max_segs ? : 32;
+	mmc->max_segs = pdata->max_segs ? : TMIO_DEFAULT_MAX_SEGS;
 	mmc->max_blk_size = TMIO_MAX_BLK_SIZE;
 	mmc->max_blk_count = pdata->max_blk_count ? :
 		(PAGE_SIZE / mmc->max_blk_size) * mmc->max_segs;
-- 
2.7.4


  parent reply	other threads:[~2019-06-05 11:16 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-05 11:11 [RFC PATCH v5 0/8] treewide: improve R-Car SDHI performance Yoshihiro Shimoda
2019-06-05 11:11 ` [RFC PATCH v5 1/8] dma-mapping: add a device driver helper for iova contiguous Yoshihiro Shimoda
2019-06-05 11:11 ` [RFC PATCH v5 2/8] iommu/dma: move iommu_dma_unmap_sg() place Yoshihiro Shimoda
2019-06-05 11:11 ` [RFC PATCH v5 3/8] iommu: add a new capable IOMMU_CAP_MERGING Yoshihiro Shimoda
2019-06-05 12:21   ` Robin Murphy
2019-06-05 12:38     ` Christoph Hellwig
2019-06-06  6:28       ` Yoshihiro Shimoda
2019-06-06  7:00         ` Christoph Hellwig
2019-06-07  5:41           ` Yoshihiro Shimoda
2019-06-07  5:49             ` Christoph Hellwig
2019-06-07  6:01               ` Yoshihiro Shimoda
2019-06-06  5:53     ` Yoshihiro Shimoda
2019-06-05 16:17   ` Sergei Shtylyov
2019-06-05 11:11 ` [RFC PATCH v5 4/8] iommu/ipmmu-vmsa: add capable ops Yoshihiro Shimoda
2019-06-05 11:11 ` [RFC PATCH v5 5/8] mmc: tmio: No memory size limitation if runs on IOMMU Yoshihiro Shimoda
2019-06-05 11:11 ` Yoshihiro Shimoda [this message]
2019-06-05 11:11 ` [RFC PATCH v5 7/8] mmc: renesas_sdhi: sort headers Yoshihiro Shimoda
2019-06-05 11:11 ` [RFC PATCH v5 8/8] mmc: renesas_sdhi: use multiple segments if possible Yoshihiro Shimoda

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