linux-kernel - [RFC PATCH 1/2] mmc: rewrite mmc_fixup

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Message-Id: <20211014143031.1313783-2-Jerome.Pouiller@silabs.com>
Date:   Thu, 14 Oct 2021 16:30:30 +0200
From:   Jerome Pouiller <Jerome.Pouiller@...abs.com>
To:     Ulf Hansson <ulf.hansson@...aro.org>
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-wireless@...r.kernel.org, Kalle Valo <kvalo@...eaurora.org>,
        Jérôme Pouiller 
        <jerome.pouiller@...abs.com>
Subject: [RFC PATCH 1/2] mmc: rewrite mmc_fixup_device()

From: Jérôme Pouiller <jerome.pouiller@...abs.com>

Currently, mmc_fixup_device() is a bit difficult to read because of
particularly long condition.

Signed-off-by: Jérôme Pouiller <jerome.pouiller@...abs.com>
---
 drivers/mmc/core/quirks.h | 41 +++++++++++++++++++++++----------------
 1 file changed, 24 insertions(+), 17 deletions(-)

diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h
index d68e6e513a4f..c7ef2d14b359 100644
--- a/drivers/mmc/core/quirks.h
+++ b/drivers/mmc/core/quirks.h
@@ -152,22 +152,29 @@ static inline void mmc_fixup_device(struct mmc_card *card,
 	u64 rev = cid_rev_card(card);
 
 	for (f = table; f->vendor_fixup; f++) {
-		if ((f->manfid == CID_MANFID_ANY ||
-		     f->manfid == card->cid.manfid) &&
-		    (f->oemid == CID_OEMID_ANY ||
-		     f->oemid == card->cid.oemid) &&
-		    (f->name == CID_NAME_ANY ||
-		     !strncmp(f->name, card->cid.prod_name,
-			      sizeof(card->cid.prod_name))) &&
-		    (f->cis_vendor == card->cis.vendor ||
-		     f->cis_vendor == (u16) SDIO_ANY_ID) &&
-		    (f->cis_device == card->cis.device ||
-		     f->cis_device == (u16) SDIO_ANY_ID) &&
-		    (f->ext_csd_rev == EXT_CSD_REV_ANY ||
-		     f->ext_csd_rev == card->ext_csd.rev) &&
-		    rev >= f->rev_start && rev <= f->rev_end) {
-			dev_dbg(&card->dev, "calling %ps\n", f->vendor_fixup);
-			f->vendor_fixup(card, f->data);
-		}
+		if (f->manfid != CID_MANFID_ANY &&
+		    f->manfid != card->cid.manfid)
+			continue;
+		if (f->oemid != CID_OEMID_ANY &&
+		    f->oemid != card->cid.oemid)
+			continue;
+		if (f->name != CID_NAME_ANY &&
+		    strncmp(f->name, card->cid.prod_name,
+			    sizeof(card->cid.prod_name)))
+			continue;
+		if (f->cis_vendor != (u16)SDIO_ANY_ID &&
+		    f->cis_vendor != card->cis.vendor)
+			continue;
+		if (f->cis_device != (u16)SDIO_ANY_ID &&
+		    f->cis_device != card->cis.device)
+			continue;
+		if (f->ext_csd_rev != EXT_CSD_REV_ANY &&
+		    f->ext_csd_rev != card->ext_csd.rev)
+			continue;
+		if (rev < f->rev_start || rev > f->rev_end)
+			continue;
+
+		dev_dbg(&card->dev, "calling %ps\n", f->vendor_fixup);
+		f->vendor_fixup(card, f->data);
 	}
 }
-- 
2.33.0