Dumping testbus registers is heavy enough to cause stability issues sometime, just remove them as of now. Signed-off-by: Can Guo <cang@xxxxxxxxxxxxxx> Reviewed-by: Hongwu Su <hongwus@xxxxxxxxxxxxxx> Reviewed-by: Avri Altman <avri.altman@xxxxxxx> Reviewed-by: Bean Huo <beanhuo@xxxxxxxxxx> diff --git a/drivers/scsi/ufs/ufs-qcom.c b/drivers/scsi/ufs/ufs-qcom.c index 823eccf..6b75338 100644 --- 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); } /** -- Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.