From: Andrew Halaney <ahalaney@redhat.com>
To: andersson@kernel.org
Cc: agross@kernel.org, konrad.dybcio@linaro.org, jejb@linux.ibm.com,
martin.petersen@oracle.com, p.zabel@pengutronix.de,
linux-arm-msm@vger.kernel.org, linux-scsi@vger.kernel.org,
linux-kernel@vger.kernel.org, manivannan.sadhasivam@linaro.org,
Andrew Halaney <ahalaney@redhat.com>
Subject: [PATCH 3/4] scsi: ufs: ufs-qcom: Remove usage of dbg_print_en
Date: Thu, 1 Dec 2022 17:08:09 -0600 [thread overview]
Message-ID: <20221201230810.1019834-4-ahalaney@redhat.com> (raw)
In-Reply-To: <20221201230810.1019834-1-ahalaney@redhat.com>
This bitmask is unconditionally set in the current driver,
so all conditionals using it can be considered bit rot.
Let's take the current default conditional path everywhere and remove
dbg_print_en from the driver.
Signed-off-by: Andrew Halaney <ahalaney@redhat.com>
---
drivers/ufs/host/ufs-qcom.c | 18 +++---------------
drivers/ufs/host/ufs-qcom.h | 11 -----------
2 files changed, 3 insertions(+), 26 deletions(-)
diff --git a/drivers/ufs/host/ufs-qcom.c b/drivers/ufs/host/ufs-qcom.c
index 1b0dfbbdcdf3..b1fcff1fad0c 100644
--- a/drivers/ufs/host/ufs-qcom.c
+++ b/drivers/ufs/host/ufs-qcom.c
@@ -22,9 +22,6 @@
#include <ufs/ufshci.h>
#include <ufs/ufs_quirks.h>
-#define UFS_QCOM_DEFAULT_DBG_PRINT_EN \
- (UFS_QCOM_DBG_PRINT_REGS_EN | UFS_QCOM_DBG_PRINT_TEST_BUS_EN)
-
enum {
TSTBUS_UAWM,
TSTBUS_UARM,
@@ -1040,7 +1037,6 @@ static int ufs_qcom_init(struct ufs_hba *hba)
if (hba->dev->id < MAX_UFS_QCOM_HOSTS)
ufs_qcom_hosts[hba->dev->id] = host;
- host->dbg_print_en |= UFS_QCOM_DEFAULT_DBG_PRINT_EN;
ufs_qcom_get_default_testbus_cfg(host);
err = ufs_qcom_testbus_config(host);
if (err) {
@@ -1191,14 +1187,9 @@ static int ufs_qcom_clk_scale_notify(struct ufs_hba *hba,
static void ufs_qcom_enable_test_bus(struct ufs_qcom_host *host)
{
- if (host->dbg_print_en & UFS_QCOM_DBG_PRINT_TEST_BUS_EN) {
- ufshcd_rmwl(host->hba, UFS_REG_TEST_BUS_EN,
- UFS_REG_TEST_BUS_EN, REG_UFS_CFG1);
- ufshcd_rmwl(host->hba, TEST_BUS_EN, TEST_BUS_EN, REG_UFS_CFG1);
- } else {
- ufshcd_rmwl(host->hba, UFS_REG_TEST_BUS_EN, 0, REG_UFS_CFG1);
- ufshcd_rmwl(host->hba, TEST_BUS_EN, 0, REG_UFS_CFG1);
- }
+ ufshcd_rmwl(host->hba, UFS_REG_TEST_BUS_EN,
+ UFS_REG_TEST_BUS_EN, REG_UFS_CFG1);
+ ufshcd_rmwl(host->hba, TEST_BUS_EN, TEST_BUS_EN, REG_UFS_CFG1);
}
static void ufs_qcom_get_default_testbus_cfg(struct ufs_qcom_host *host)
@@ -1315,9 +1306,6 @@ static void ufs_qcom_dump_dbg_regs(struct ufs_hba *hba)
ufshcd_dump_regs(hba, REG_UFS_SYS1CLK_1US, 16 * 4,
"HCI Vendor Specific Registers ");
- if (!(host->dbg_print_en & UFS_QCOM_DBG_PRINT_REGS_EN))
- return;
-
reg = ufs_qcom_get_debug_reg_offset(host, UFS_UFS_DBG_RD_REG_OCSC);
ufshcd_dump_regs(hba, reg, 44 * 4, "UFS_UFS_DBG_RD_REG_OCSC ");
diff --git a/drivers/ufs/host/ufs-qcom.h b/drivers/ufs/host/ufs-qcom.h
index 44466a395bb5..e567e4636357 100644
--- a/drivers/ufs/host/ufs-qcom.h
+++ b/drivers/ufs/host/ufs-qcom.h
@@ -113,15 +113,6 @@ enum {
MASK_CLK_NS_REG = 0xFFFC00,
};
-/* QCOM UFS debug print bit mask */
-#define UFS_QCOM_DBG_PRINT_REGS_EN BIT(0)
-#define UFS_QCOM_DBG_PRINT_ICE_REGS_EN BIT(1)
-#define UFS_QCOM_DBG_PRINT_TEST_BUS_EN BIT(2)
-
-#define UFS_QCOM_DBG_PRINT_ALL \
- (UFS_QCOM_DBG_PRINT_REGS_EN | UFS_QCOM_DBG_PRINT_ICE_REGS_EN | \
- UFS_QCOM_DBG_PRINT_TEST_BUS_EN)
-
/* QUniPro Vendor specific attributes */
#define PA_VS_CONFIG_REG1 0x9000
#define DME_VS_CORE_CLK_CTRL 0xD002
@@ -212,8 +203,6 @@ struct ufs_qcom_host {
u32 dev_ref_clk_en_mask;
- /* Bitmask for enabling debug prints */
- u32 dbg_print_en;
struct ufs_qcom_testbus testbus;
/* Reset control of HCI */
--
2.38.1
next prev parent reply other threads:[~2022-12-01 23:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-01 23:08 [PATCH 0/4] scsi: ufs: ufs-qcom: Debug clean ups Andrew Halaney
2022-12-01 23:08 ` [PATCH 1/4] scsi: ufs: ufs-qcom: Drop unnecessary NULL checks Andrew Halaney
2022-12-02 7:36 ` Manivannan Sadhasivam
2022-12-01 23:08 ` [PATCH 2/4] scsi: ufs: ufs-qcom: Clean up dbg_register_dump Andrew Halaney
2022-12-02 7:38 ` Manivannan Sadhasivam
2022-12-01 23:08 ` Andrew Halaney [this message]
2022-12-02 7:39 ` [PATCH 3/4] scsi: ufs: ufs-qcom: Remove usage of dbg_print_en Manivannan Sadhasivam
2022-12-01 23:08 ` [PATCH 4/4] scsi: ufs: ufs-qcom: Use dev_err() where possible Andrew Halaney
2022-12-02 7:40 ` Manivannan Sadhasivam
2022-12-01 23:54 ` [PATCH 0/4] scsi: ufs: ufs-qcom: Debug clean ups Asutosh Das
2022-12-30 21:12 ` Martin K. Petersen
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