From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
To: ulf.hansson@linaro.org, wsa+renesas@sang-engineering.com
Cc: linux-mmc@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Subject: [PATCH v3 2/3] mmc: tmio: Add a definition for default max_segs
Date: Wed, 22 May 2019 19:18:38 +0900 [thread overview]
Message-ID: <1558520319-16452-3-git-send-email-yoshihiro.shimoda.uh@renesas.com> (raw)
In-Reply-To: <1558520319-16452-1-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>
---
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 7c76ab0..583cfc7 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
next prev parent reply other threads:[~2019-05-22 10:23 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-22 10:18 [PATCH v3 0/3] mmc: renesas_sdhi: improve performance by changing max_segs Yoshihiro Shimoda
2019-05-22 10:18 ` [PATCH v3 1/3] mmc: tmio: No memory size limitation if runs on IOMMU Yoshihiro Shimoda
2019-05-22 11:31 ` Wolfram Sang
2019-05-22 10:18 ` Yoshihiro Shimoda [this message]
2019-05-22 11:33 ` [PATCH v3 2/3] mmc: tmio: Add a definition for default max_segs Wolfram Sang
2019-05-22 10:18 ` [PATCH v3 3/3] mmc: renesas_sdhi: use multiple segments if possible Yoshihiro Shimoda
2019-05-22 11:35 ` Wolfram Sang
2019-05-22 12:29 ` Christoph Hellwig
2019-05-23 4:15 ` Yoshihiro Shimoda
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