linux-kernel - [PATCH v2 2/2] cqhci-core: Make use cqhci

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Message-Id: <20240829061823.3718-3-sh8267.baek@samsung.com>
Date: Thu, 29 Aug 2024 15:18:23 +0900
From: Seunghwan Baek <sh8267.baek@...sung.com>
To: linux-kernel@...r.kernel.org, linux-mmc@...r.kernel.org,
	ulf.hansson@...aro.org, ritesh.list@...il.com, quic_asutoshd@...cinc.com,
	adrian.hunter@...el.com
Cc: grant.jung@...sung.com, jt77.jang@...sung.com, junwoo80.lee@...sung.com,
	dh0421.hwang@...sung.com, jangsub.yi@...sung.com, sh043.lee@...sung.com,
	cw9316.lee@...sung.com, sh8267.baek@...sung.com, wkon.kim@...sung.com
Subject: [PATCH v2 2/2] cqhci-core: Make use cqhci_halted() routine

Code to check whether cqe is in halt state is modified to cqhci_halted,
which has already been implemented.

Signed-off-by: Seunghwan Baek <sh8267.baek@...sung.com>
---
 drivers/mmc/host/cqhci-core.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/mmc/host/cqhci-core.c b/drivers/mmc/host/cqhci-core.c
index a02da26a1efd..178277d90c31 100644
--- a/drivers/mmc/host/cqhci-core.c
+++ b/drivers/mmc/host/cqhci-core.c
@@ -33,6 +33,11 @@ struct cqhci_slot {
 #define CQHCI_HOST_OTHER	BIT(4)
 };
 
+static bool cqhci_halted(struct cqhci_host *cq_host)
+{
+	return cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT;
+}
+
 static inline u8 *get_desc(struct cqhci_host *cq_host, u8 tag)
 {
 	return cq_host->desc_base + (tag * cq_host->slot_sz);
@@ -282,7 +287,7 @@ static void __cqhci_enable(struct cqhci_host *cq_host)
 
 	cqhci_writel(cq_host, cqcfg, CQHCI_CFG);
 
-	if (cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT)
+	if (cqhci_halted(cq_host))
 		cqhci_writel(cq_host, 0, CQHCI_CTL);
 
 	mmc->cqe_on = true;
@@ -617,7 +622,7 @@ static int cqhci_request(struct mmc_host *mmc, struct mmc_request *mrq)
 		cqhci_writel(cq_host, 0, CQHCI_CTL);
 		mmc->cqe_on = true;
 		pr_debug("%s: cqhci: CQE on\n", mmc_hostname(mmc));
-		if (cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT) {
+		if (cqhci_halted(cq_host)) {
 			pr_err("%s: cqhci: CQE failed to exit halt state\n",
 			       mmc_hostname(mmc));
 		}
@@ -953,11 +958,6 @@ static bool cqhci_clear_all_tasks(struct mmc_host *mmc, unsigned int timeout)
 	return ret;
 }
 
-static bool cqhci_halted(struct cqhci_host *cq_host)
-{
-	return cqhci_readl(cq_host, CQHCI_CTL) & CQHCI_HALT;
-}
-
 static bool cqhci_halt(struct mmc_host *mmc, unsigned int timeout)
 {
 	struct cqhci_host *cq_host = mmc->cqe_private;
-- 
2.17.1