scsi: ufs-qcom: Remove testbus dump in ufs_qcom_dump_dbg_regs

Dumping testbus registers outputs a lot of information and can cause
stability issues. Remove the dump code.

Link: https://lore.kernel.org/r/1596975355-39813-4-git-send-email-cang@codeaurora.org
Reviewed-by: Hongwu Su <hongwus@codeaurora.org>
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c
index 823eccfdd00af220d5c0b806eb0c115de756e9d4..6b753388392b37fc4511378006a7613517acc8d1 100644 (file)
--- a/drivers/scsi/ufs/ufs-qcom.c
+++ b/drivers/scsi/ufs/ufs-qcom.c
@@ -1630,44 +1630,12 @@ int ufs_qcom_testbus_config(struct ufs_qcom_host *host)
        return 0;
 }
 
-static void ufs_qcom_testbus_read(struct ufs_hba *hba)
-{
-       ufshcd_dump_regs(hba, UFS_TEST_BUS, 4, "UFS_TEST_BUS ");
-}
-
-static void ufs_qcom_print_unipro_testbus(struct ufs_hba *hba)
-{
-       struct ufs_qcom_host *host = ufshcd_get_variant(hba);
-       u32 *testbus = NULL;
-       int i, nminor = 256, testbus_len = nminor * sizeof(u32);
-
-       testbus = kmalloc(testbus_len, GFP_KERNEL);
-       if (!testbus)
-               return;
-
-       host->testbus.select_major = TSTBUS_UNIPRO;
-       for (i = 0; i < nminor; i++) {
-               host->testbus.select_minor = i;
-               ufs_qcom_testbus_config(host);
-               testbus[i] = ufshcd_readl(hba, UFS_TEST_BUS);
-       }
-       print_hex_dump(KERN_ERR, "UNIPRO_TEST_BUS ", DUMP_PREFIX_OFFSET,
-                       16, 4, testbus, testbus_len, false);
-       kfree(testbus);
-}
-
 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 ");
 
-       /* sleep a bit intermittently as we are dumping too much data */
        ufs_qcom_print_hw_debug_reg_all(hba, NULL, ufs_qcom_dump_regs_wrapper);
-       udelay(1000);
-       ufs_qcom_testbus_read(hba);
-       udelay(1000);
-       ufs_qcom_print_unipro_testbus(hba);
-       udelay(1000);
 }
 
 /**