On Mon, 2016-06-27 at 10:52 -0500, Larry Finger wrote:
> This driver contains some complicated if ... else if ... else
> constructions. These are replaced by switch statements to improve
> readability.
[]
> diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hw.c
[]
> @@ -1653,132 +1653,134 @@ static void _rtl8723e_read_adapter_info(struct ieee80211_hw *hw,
> rtl8723e_read_bt_coexist_info_from_hwpg(hw,
> rtlefuse->autoload_failflag, hwinfo);
>
> - if (rtlhal->oem_id == RT_CID_DEFAULT) {
> - switch (rtlefuse->eeprom_oemid) {
> - case EEPROM_CID_DEFAULT:
> - if (rtlefuse->eeprom_did == 0x8176) {
> - if (CHK_SVID_SMID(0x10EC, 0x6151) ||
> - CHK_SVID_SMID(0x10EC, 0x6152) ||
> - CHK_SVID_SMID(0x10EC, 0x6154) ||
> - CHK_SVID_SMID(0x10EC, 0x6155) ||
> - CHK_SVID_SMID(0x10EC, 0x6177) ||
> - CHK_SVID_SMID(0x10EC, 0x6178) ||
> - CHK_SVID_SMID(0x10EC, 0x6179) ||
> - CHK_SVID_SMID(0x10EC, 0x6180) ||
> - CHK_SVID_SMID(0x10EC, 0x7151) ||
> - CHK_SVID_SMID(0x10EC, 0x7152) ||
> - CHK_SVID_SMID(0x10EC, 0x7154) ||
> - CHK_SVID_SMID(0x10EC, 0x7155) ||
> - CHK_SVID_SMID(0x10EC, 0x7177) ||
> - CHK_SVID_SMID(0x10EC, 0x7178) ||
> - CHK_SVID_SMID(0x10EC, 0x7179) ||
> - CHK_SVID_SMID(0x10EC, 0x7180) ||
> - CHK_SVID_SMID(0x10EC, 0x8151) ||
> - CHK_SVID_SMID(0x10EC, 0x8152) ||
> - CHK_SVID_SMID(0x10EC, 0x8154) ||
> - CHK_SVID_SMID(0x10EC, 0x8155) ||
> - CHK_SVID_SMID(0x10EC, 0x8181) ||
> - CHK_SVID_SMID(0x10EC, 0x8182) ||
> - CHK_SVID_SMID(0x10EC, 0x8184) ||
> - CHK_SVID_SMID(0x10EC, 0x8185) ||
> - CHK_SVID_SMID(0x10EC, 0x9151) ||
> - CHK_SVID_SMID(0x10EC, 0x9152) ||
> - CHK_SVID_SMID(0x10EC, 0x9154) ||
> - CHK_SVID_SMID(0x10EC, 0x9155) ||
> - CHK_SVID_SMID(0x10EC, 0x9181) ||
> - CHK_SVID_SMID(0x10EC, 0x9182) ||
> - CHK_SVID_SMID(0x10EC, 0x9184) ||
> - CHK_SVID_SMID(0x10EC, 0x9185))
> + if (rtlhal->oem_id != RT_CID_DEFAULT)
> + return;
> +
> + switch (rtlefuse->eeprom_oemid) {
> + case EEPROM_CID_DEFAULT:
> + switch (rtlefuse->eeprom_did) {
> + case 0x8176:
> + switch (rtlefuse->eeprom_svid) {
> + case 0x10EC:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x6151 ... 0x6152:
> + case 0x6154 ... 0x6155:
> + case 0x6177 ... 0x6180:
> + case 0x7151 ... 0x7152:
> + case 0x7154 ... 0x7155:
> + case 0x7177 ... 0x7180:
> + case 0x8151 ... 0x8152:
> + case 0x8154 ... 0x8155:
> + case 0x8181 ... 0x8182:
> + case 0x8184 ... 0x8185:
> + case 0x9151 ... 0x9152:
> + case 0x9154 ... 0x9155:
> + case 0x9181 ... 0x9182:
> + case 0x9184 ... 0x9185:
> rtlhal->oem_id = RT_CID_TOSHIBA;
> - else if (rtlefuse->eeprom_svid == 0x1025)
> - rtlhal->oem_id = RT_CID_819X_ACER;
> - else if (CHK_SVID_SMID(0x10EC, 0x6191) ||
> - CHK_SVID_SMID(0x10EC, 0x6192) ||
> - CHK_SVID_SMID(0x10EC, 0x6193) ||
> - CHK_SVID_SMID(0x10EC, 0x7191) ||
> - CHK_SVID_SMID(0x10EC, 0x7192) ||
> - CHK_SVID_SMID(0x10EC, 0x7193) ||
> - CHK_SVID_SMID(0x10EC, 0x8191) ||
> - CHK_SVID_SMID(0x10EC, 0x8192) ||
> - CHK_SVID_SMID(0x10EC, 0x8193) ||
> - CHK_SVID_SMID(0x10EC, 0x9191) ||
> - CHK_SVID_SMID(0x10EC, 0x9192) ||
> - CHK_SVID_SMID(0x10EC, 0x9193))
> + break;
> + case 0x6191 ... 0x6193:
> + case 0x7191 ... 0x7193:
> + case 0x8191 ... 0x8193:
> + case 0x9191 ... 0x9193:
> rtlhal->oem_id = RT_CID_819X_SAMSUNG;
> - else if (CHK_SVID_SMID(0x10EC, 0x8195) ||
> - CHK_SVID_SMID(0x10EC, 0x9195) ||
> - CHK_SVID_SMID(0x10EC, 0x7194) ||
> - CHK_SVID_SMID(0x10EC, 0x8200) ||
> - CHK_SVID_SMID(0x10EC, 0x8201) ||
> - CHK_SVID_SMID(0x10EC, 0x8202) ||
> - CHK_SVID_SMID(0x10EC, 0x9200))
> - rtlhal->oem_id = RT_CID_819X_LENOVO;
> - else if (CHK_SVID_SMID(0x10EC, 0x8197) ||
> - CHK_SVID_SMID(0x10EC, 0x9196))
> + break;
> + case 0x8197:
> + case 0x9196:
> rtlhal->oem_id = RT_CID_819X_CLEVO;
> - else if (CHK_SVID_SMID(0x1028, 0x8194) ||
> - CHK_SVID_SMID(0x1028, 0x8198) ||
> - CHK_SVID_SMID(0x1028, 0x9197) ||
> - CHK_SVID_SMID(0x1028, 0x9198))
> + break;
> + case 0x8203:
> + rtlhal->oem_id = RT_CID_819X_PRONETS;
> + break;
> + case 0x8195:
> + case 0x9195:
> + case 0x7194:
> + case 0x8200 ... 0x8202:
> + case 0x9200:
> + rtlhal->oem_id = RT_CID_819X_LENOVO;
> + break;
> + }
Is this supposed to be a fallthrough?
If so, a comment would be good.
Otherwise is this a missing break?
> + case 0x1025:
> + rtlhal->oem_id = RT_CID_819X_ACER;
> + break;
> + case 0x1028:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x8194:
> + case 0x8198:
> + case 0x9197 ... 0x9198:
> rtlhal->oem_id = RT_CID_819X_DELL;
> - else if (CHK_SVID_SMID(0x103C, 0x1629))
> + break;
> + }
> + break;
> + case 0x103C:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x1629:
> rtlhal->oem_id = RT_CID_819X_HP;
> - else if (CHK_SVID_SMID(0x1A32, 0x2315))
> + }
> + break;
> + case 0x1A32:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x2315:
> rtlhal->oem_id = RT_CID_819X_QMI;
> - else if (CHK_SVID_SMID(0x10EC, 0x8203))
> - rtlhal->oem_id = RT_CID_819X_PRONETS;
> - else if (CHK_SVID_SMID(0x1043, 0x84B5))
> + break;
> + }
> + break;
> + case 0x1043:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x84B5:
> rtlhal->oem_id =
> - RT_CID_819X_EDIMAX_ASUS;
> - else
> - rtlhal->oem_id = RT_CID_DEFAULT;
> - } else if (rtlefuse->eeprom_did == 0x8178) {
> - if (CHK_SVID_SMID(0x10EC, 0x6181) ||
> - CHK_SVID_SMID(0x10EC, 0x6182) ||
> - CHK_SVID_SMID(0x10EC, 0x6184) ||
> - CHK_SVID_SMID(0x10EC, 0x6185) ||
> - CHK_SVID_SMID(0x10EC, 0x7181) ||
> - CHK_SVID_SMID(0x10EC, 0x7182) ||
> - CHK_SVID_SMID(0x10EC, 0x7184) ||
> - CHK_SVID_SMID(0x10EC, 0x7185) ||
> - CHK_SVID_SMID(0x10EC, 0x8181) ||
> - CHK_SVID_SMID(0x10EC, 0x8182) ||
> - CHK_SVID_SMID(0x10EC, 0x8184) ||
> - CHK_SVID_SMID(0x10EC, 0x8185) ||
> - CHK_SVID_SMID(0x10EC, 0x9181) ||
> - CHK_SVID_SMID(0x10EC, 0x9182) ||
> - CHK_SVID_SMID(0x10EC, 0x9184) ||
> - CHK_SVID_SMID(0x10EC, 0x9185))
> + RT_CID_819X_EDIMAX_ASUS;
Single line?
> + }
> + break;
> + }
> + case 0x8178:
> + switch (rtlefuse->eeprom_svid) {
> + case 0x10ec:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x6181 ... 0x6182:
> + case 0x6184 ... 0x6185:
> + case 0x7181 ... 0x7182:
> + case 0x7184 ... 0x7185:
> + case 0x8181 ... 0x8182:
> + case 0x8184 ... 0x8185:
> + case 0x9181 ... 0x9182:
> + case 0x9184 ... 0x9185:
> rtlhal->oem_id = RT_CID_TOSHIBA;
> - else if (rtlefuse->eeprom_svid == 0x1025)
> - rtlhal->oem_id = RT_CID_819X_ACER;
> - else if (CHK_SVID_SMID(0x10EC, 0x8186))
> - rtlhal->oem_id = RT_CID_819X_PRONETS;
> - else if (CHK_SVID_SMID(0x1043, 0x8486))
> + break;
> + case 0x8186:
> rtlhal->oem_id =
> - RT_CID_819X_EDIMAX_ASUS;
> - else
> - rtlhal->oem_id = RT_CID_DEFAULT;
> - } else {
> - rtlhal->oem_id = RT_CID_DEFAULT;
> - }
> - break;
> - case EEPROM_CID_TOSHIBA:
> - rtlhal->oem_id = RT_CID_TOSHIBA;
> - break;
> - case EEPROM_CID_CCX:
> - rtlhal->oem_id = RT_CID_CCX;
> - break;
> - case EEPROM_CID_QMI:
> - rtlhal->oem_id = RT_CID_819X_QMI;
> - break;
> - case EEPROM_CID_WHQL:
> + RT_CID_819X_PRONETS;
> + break;
> + }
> break;
> - default:
> - rtlhal->oem_id = RT_CID_DEFAULT;
> + case 0x1025:
> + rtlhal->oem_id = RT_CID_819X_ACER;
> + break;
> + case 0x1043:
> + switch (rtlefuse->eeprom_smid) {
> + case 0x8486:
> + rtlhal->oem_id =
> + RT_CID_819X_EDIMAX_ASUS;
> + }
> + break;
> + }
> break;
> -
> }
> + case EEPROM_CID_TOSHIBA:
> + rtlhal->oem_id = RT_CID_TOSHIBA;
> + break;
> + case EEPROM_CID_CCX:
> + rtlhal->oem_id = RT_CID_CCX;
> + break;
> + case EEPROM_CID_QMI:
> + rtlhal->oem_id = RT_CID_819X_QMI;
> + break;
> + case EEPROM_CID_WHQL:
> + break;
> + default:
> + rtlhal->oem_id = RT_CID_DEFAULT;
> + break;
> +
> }
> exit:
> kfree(hwinfo);
--
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