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Date: Thu, 26 Jan 2017 20:20:34 +0530
From: Bhumika Goyal <bhumirks@...il.com>
To: julia.lawall@...6.fr, ulf.hansson@...aro.org,
matthias.bgg@...il.com, saschasommer@...enet.de,
maxime.ripard@...e-electrons.com, wens@...e.org,
tony.olech@...ndigitalsystems.com, linux@...sktech.co.nz,
linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-mediatek@...ts.infradead.org, linux-usb@...r.kernel.org
Cc: Bhumika Goyal <bhumirks@...il.com>
Subject: [PATCH] mmc: host: constify mmc_host_ops structures
Declare mmc_host_ops structures as const as they are only stored in the
ops field of a mmc_host structure. This field is of type const, so
mmc_host_ops structures having this property can be made const too.
Done using Coccinelle:
@r disable optional_qualifier@
identifier x;
position p;
@@
static struct mmc_host_ops x@......};
@ok@
struct mmc_host mmc;
identifier r.x;
position p;
@@
mmc.ops=&x@p;
@bad@
position p != {r.p,ok.p};
identifier r.x;
@@
x@p
@depends on !bad disable optional_qualifier@
identifier r.x;
@@
+const
struct mmc_host_ops x;
File size details before and after patching.
First line of every .o file shows the file size before patching
and second line shows the size after patching.
text data bss dec hex filename
4710 344 0 5054 13be drivers/mmc/host/moxart-mmc.o
4854 192 0 5046 13b6 drivers/mmc/host/moxart-mmc.o
10743 344 0 11087 2b4f drivers/mmc/host/mtk-sd.o
10887 192 0 11079 2b47 drivers/mmc/host/mtk-sd.o
2760 376 4 3140 c44 drivers/mmc/host/sdricoh_cs.o
2920 240 4 3164 c5c drivers/mmc/host/sdricoh_cs.o
9485 344 0 9829 2665 drivers/mmc/host/sh_mmcif.o
9645 192 0 9837 266d drivers/mmc/host/sh_mmcif.o
7281 344 0 7625 1dc9 drivers/mmc/host/sunxi-mmc.o
7441 192 0 7633 1dd1 drivers/mmc/host/sunxi-mmc.o
4982 408 0 5390 150e drivers/mmc/host/toshsd.o
5142 264 0 5406 151e drivers/mmc/host/toshsd.o
11239 344 0 11583 2d3f drivers/mmc/host/usdhi6rol0.o
11391 192 0 11583 2d3f drivers/mmc/host/usdhi6rol0.o
19444 541 29 20014 4e2e drivers/mmc/host/vub300.o
19604 381 29 20014 4e2e drivers/mmc/host/vub300.o
5487 376 0 5863 16e7 drivers/mmc/host/wmt-sdmmc.o
5639 220 0 5859 16e3 drivers/mmc/host/wmt-sdmmc.o
Signed-off-by: Bhumika Goyal <bhumirks@...il.com>
---
drivers/mmc/host/moxart-mmc.c | 2 +-
drivers/mmc/host/mtk-sd.c | 2 +-
drivers/mmc/host/sdricoh_cs.c | 2 +-
drivers/mmc/host/sh_mmcif.c | 2 +-
drivers/mmc/host/sunxi-mmc.c | 2 +-
drivers/mmc/host/toshsd.c | 2 +-
drivers/mmc/host/usdhi6rol0.c | 2 +-
drivers/mmc/host/vub300.c | 2 +-
drivers/mmc/host/wmt-sdmmc.c | 2 +-
9 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/mmc/host/moxart-mmc.c b/drivers/mmc/host/moxart-mmc.c
index bbad309..ac07dab 100644
--- a/drivers/mmc/host/moxart-mmc.c
+++ b/drivers/mmc/host/moxart-mmc.c
@@ -548,7 +548,7 @@ static int moxart_get_ro(struct mmc_host *mmc)
return !!(readl(host->base + REG_STATUS) & WRITE_PROT);
}
-static struct mmc_host_ops moxart_ops = {
+static const struct mmc_host_ops moxart_ops = {
.request = moxart_request,
.set_ios = moxart_set_ios,
.get_ro = moxart_get_ro,
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 10ef2ae..fa0c331 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -1467,7 +1467,7 @@ static void msdc_hw_reset(struct mmc_host *mmc)
sdr_clr_bits(host->base + EMMC_IOCON, 1);
}
-static struct mmc_host_ops mt_msdc_ops = {
+static const struct mmc_host_ops mt_msdc_ops = {
.post_req = msdc_post_req,
.pre_req = msdc_pre_req,
.request = msdc_ops_request,
diff --git a/drivers/mmc/host/sdricoh_cs.c b/drivers/mmc/host/sdricoh_cs.c
index 5ff26ab..6732753 100644
--- a/drivers/mmc/host/sdricoh_cs.c
+++ b/drivers/mmc/host/sdricoh_cs.c
@@ -388,7 +388,7 @@ static int sdricoh_get_ro(struct mmc_host *mmc)
return (status & STATUS_CARD_LOCKED);
}
-static struct mmc_host_ops sdricoh_ops = {
+static const struct mmc_host_ops sdricoh_ops = {
.request = sdricoh_request,
.set_ios = sdricoh_set_ios,
.get_ro = sdricoh_get_ro,
diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c
index 9007784..93cff28 100644
--- a/drivers/mmc/host/sh_mmcif.c
+++ b/drivers/mmc/host/sh_mmcif.c
@@ -1095,7 +1095,7 @@ static int sh_mmcif_get_cd(struct mmc_host *mmc)
return p->get_cd(host->pd);
}
-static struct mmc_host_ops sh_mmcif_ops = {
+static const struct mmc_host_ops sh_mmcif_ops = {
.request = sh_mmcif_request,
.set_ios = sh_mmcif_set_ios,
.get_cd = sh_mmcif_get_cd,
diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
index b1d1303..e75e11a 100644
--- a/drivers/mmc/host/sunxi-mmc.c
+++ b/drivers/mmc/host/sunxi-mmc.c
@@ -1033,7 +1033,7 @@ static int sunxi_mmc_card_busy(struct mmc_host *mmc)
return !!(mmc_readl(host, REG_STAS) & SDXC_CARD_DATA_BUSY);
}
-static struct mmc_host_ops sunxi_mmc_ops = {
+static const struct mmc_host_ops sunxi_mmc_ops = {
.request = sunxi_mmc_request,
.set_ios = sunxi_mmc_set_ios,
.get_ro = mmc_gpio_get_ro,
diff --git a/drivers/mmc/host/toshsd.c b/drivers/mmc/host/toshsd.c
index 553ef41..dd961c5 100644
--- a/drivers/mmc/host/toshsd.c
+++ b/drivers/mmc/host/toshsd.c
@@ -550,7 +550,7 @@ static int toshsd_get_cd(struct mmc_host *mmc)
return !!(ioread16(host->ioaddr + SD_CARDSTATUS) & SD_CARD_PRESENT_0);
}
-static struct mmc_host_ops toshsd_ops = {
+static const struct mmc_host_ops toshsd_ops = {
.request = toshsd_request,
.set_ios = toshsd_set_ios,
.get_ro = toshsd_get_ro,
diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c
index 1bd5f1a..64da6a8 100644
--- a/drivers/mmc/host/usdhi6rol0.c
+++ b/drivers/mmc/host/usdhi6rol0.c
@@ -1185,7 +1185,7 @@ static int usdhi6_sig_volt_switch(struct mmc_host *mmc, struct mmc_ios *ios)
return ret;
}
-static struct mmc_host_ops usdhi6_ops = {
+static const struct mmc_host_ops usdhi6_ops = {
.request = usdhi6_request,
.set_ios = usdhi6_set_ios,
.get_cd = usdhi6_get_cd,
diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
index bb3e0d1..ec23121 100644
--- a/drivers/mmc/host/vub300.c
+++ b/drivers/mmc/host/vub300.c
@@ -2083,7 +2083,7 @@ static void vub300_init_card(struct mmc_host *mmc, struct mmc_card *card)
dev_info(&vub300->udev->dev, "NO host QUIRKS for this card\n");
}
-static struct mmc_host_ops vub300_mmc_ops = {
+static const struct mmc_host_ops vub300_mmc_ops = {
.request = vub300_mmc_request,
.set_ios = vub300_mmc_set_ios,
.get_ro = vub300_mmc_get_ro,
diff --git a/drivers/mmc/host/wmt-sdmmc.c b/drivers/mmc/host/wmt-sdmmc.c
index 5af0055..1bf725a 100644
--- a/drivers/mmc/host/wmt-sdmmc.c
+++ b/drivers/mmc/host/wmt-sdmmc.c
@@ -725,7 +725,7 @@ static int wmt_mci_get_cd(struct mmc_host *mmc)
return !(cd ^ priv->cd_inverted);
}
-static struct mmc_host_ops wmt_mci_ops = {
+static const struct mmc_host_ops wmt_mci_ops = {
.request = wmt_mci_request,
.set_ios = wmt_mci_set_ios,
.get_ro = wmt_mci_get_ro,
--
2.7.4
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