From 23f57bfac7c283746ffba5caf4046b152074b2d9 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 29 May 2019 16:39:49 +0300 Subject: iwlwifi: mvm: remove d3_sram debugfs file This debugfs file is really old, and cannot work properly since the unified image support. Rather than trying to make it work, which is difficult now due to multiple images (LMAC/UMAC etc.) just remove it - we no longer need it since we properly do a FW coredump even in D3 cases. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho Signed-off-by: Kalle Valo --- drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c | 57 ------------------------ 1 file changed, 57 deletions(-) (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c') diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index d4ff6b44de2c..5b1bb76c5d28 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -1557,59 +1557,6 @@ static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm, } #endif -#ifdef CONFIG_PM_SLEEP -static ssize_t iwl_dbgfs_d3_sram_write(struct iwl_mvm *mvm, char *buf, - size_t count, loff_t *ppos) -{ - int store; - - if (sscanf(buf, "%d", &store) != 1) - return -EINVAL; - - mvm->store_d3_resume_sram = store; - - return count; -} - -static ssize_t iwl_dbgfs_d3_sram_read(struct file *file, char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm *mvm = file->private_data; - const struct fw_img *img; - int ofs, len, pos = 0; - size_t bufsz, ret; - char *buf; - u8 *ptr = mvm->d3_resume_sram; - - img = &mvm->fw->img[IWL_UCODE_WOWLAN]; - len = img->sec[IWL_UCODE_SECTION_DATA].len; - - bufsz = len * 4 + 256; - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - pos += scnprintf(buf, bufsz, "D3 SRAM capture: %sabled\n", - mvm->store_d3_resume_sram ? "en" : "dis"); - - if (ptr) { - for (ofs = 0; ofs < len; ofs += 16) { - pos += scnprintf(buf + pos, bufsz - pos, - "0x%.4x %16ph\n", ofs, ptr + ofs); - } - } else { - pos += scnprintf(buf + pos, bufsz - pos, - "(no data captured)\n"); - } - - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - - kfree(buf); - - return ret; -} -#endif - #define PRINT_MVM_REF(ref) do { \ if (mvm->refs[ref]) \ pos += scnprintf(buf + pos, bufsz - pos, \ @@ -1940,9 +1887,6 @@ MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256); MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256); #endif -#ifdef CONFIG_PM_SLEEP -MVM_DEBUGFS_READ_WRITE_FILE_OPS(d3_sram, 8); -#endif #ifdef CONFIG_ACPI MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile); #endif @@ -2159,7 +2103,6 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm, struct dentry *dbgfs_dir) #endif #ifdef CONFIG_PM_SLEEP - MVM_DEBUGFS_ADD_FILE(d3_sram, mvm->debugfs_dir, 0600); MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, 0400); debugfs_create_bool("d3_wake_sysassert", 0600, mvm->debugfs_dir, &mvm->d3_wake_sysassert); -- cgit v1.2.3