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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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ssb: pci: Standardize a function to get mac address
Don't require alignment of mac addresses to u16. Signed-off-by: Joe Perches <joe@perches.com> Tested-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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8524982847
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@ -231,6 +231,15 @@ static inline u8 ssb_crc8(u8 crc, u8 data)
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return t[crc ^ data];
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}
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static void sprom_get_mac(char *mac, const u16 *in)
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{
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int i;
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for (i = 0; i < 3; i++) {
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*mac++ = in[i];
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*mac++ = in[i] >> 8;
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}
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}
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static u8 ssb_sprom_crc(const u16 *sprom, u16 size)
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{
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int word;
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@ -341,8 +350,6 @@ static s8 r123_extract_antgain(u8 sprom_revision, const u16 *in,
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static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
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{
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int i;
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u16 v;
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u16 loc[3];
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if (out->revision == 3) /* rev 3 moved MAC */
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@ -352,19 +359,10 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
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loc[1] = SSB_SPROM1_ET0MAC;
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loc[2] = SSB_SPROM1_ET1MAC;
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}
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for (i = 0; i < 3; i++) {
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v = in[SPOFF(loc[0]) + i];
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*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
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}
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sprom_get_mac(out->il0mac, &in[SPOFF(loc[0])]);
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if (out->revision < 3) { /* only rev 1-2 have et0, et1 */
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for (i = 0; i < 3; i++) {
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v = in[SPOFF(loc[1]) + i];
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*(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
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}
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for (i = 0; i < 3; i++) {
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v = in[SPOFF(loc[2]) + i];
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*(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
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}
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sprom_get_mac(out->et0mac, &in[SPOFF(loc[1])]);
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sprom_get_mac(out->et1mac, &in[SPOFF(loc[2])]);
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}
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SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0);
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SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A,
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@ -454,19 +452,15 @@ static void sprom_extract_r458(struct ssb_sprom *out, const u16 *in)
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static void sprom_extract_r45(struct ssb_sprom *out, const u16 *in)
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{
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int i;
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u16 v;
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u16 il0mac_offset;
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if (out->revision == 4)
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il0mac_offset = SSB_SPROM4_IL0MAC;
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else
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il0mac_offset = SSB_SPROM5_IL0MAC;
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/* extract the MAC address */
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for (i = 0; i < 3; i++) {
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v = in[SPOFF(il0mac_offset) + i];
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*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
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}
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sprom_get_mac(out->il0mac, &in[SPOFF(il0mac_offset)]);
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SPEX(et0phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET0A, 0);
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SPEX(et1phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET1A,
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SSB_SPROM4_ETHPHY_ET1A_SHIFT);
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@ -530,7 +524,7 @@ static void sprom_extract_r45(struct ssb_sprom *out, const u16 *in)
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static void sprom_extract_r8(struct ssb_sprom *out, const u16 *in)
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{
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int i;
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u16 v, o;
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u16 o;
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u16 pwr_info_offset[] = {
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SSB_SROM8_PWR_INFO_CORE0, SSB_SROM8_PWR_INFO_CORE1,
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SSB_SROM8_PWR_INFO_CORE2, SSB_SROM8_PWR_INFO_CORE3
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@ -539,10 +533,8 @@ static void sprom_extract_r8(struct ssb_sprom *out, const u16 *in)
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ARRAY_SIZE(out->core_pwr_info));
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/* extract the MAC address */
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for (i = 0; i < 3; i++) {
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v = in[SPOFF(SSB_SPROM8_IL0MAC) + i];
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*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
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}
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sprom_get_mac(out->il0mac, &in[SPOFF(SSB_SPROM8_IL0MAC)]);
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SPEX(board_rev, SSB_SPROM8_BOARDREV, 0xFFFF, 0);
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SPEX(alpha2[0], SSB_SPROM8_CCODE, 0xff00, 8);
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SPEX(alpha2[1], SSB_SPROM8_CCODE, 0x00ff, 0);
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