rtw89: add const in the cast of le32_get_bits()

Add 'const' to be clear that this is a read-only access, and this patch
doesn't change logic at all.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Tested-by: Takashi Iwai <tiwai@suse.de>
Tested-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20211119054512.10620-3-pkshih@realtek.com

diff --git a/drivers/net/wireless/realtek/rtw89/fw.h b/drivers/net/wireless/realtek/rtw89/fw.h
index 36e8d0da6c1e78a0af948c8e4d5caaf4dd7e48a8..2a9953d1ae0cd6209d3f1b1c631883d4f2f7460a 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/fw.h
+++ b/drivers/net/wireless/realtek/rtw89/fw.h
@@ -252,36 +252,36 @@ struct rtw89_h2creg_sch_tx_en {
 #define FW_EDCA_PARAM_AIFS_MSK GENMASK(7, 0)
 
 #define GET_FWSECTION_HDR_SEC_SIZE(fwhdr)      \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), GENMASK(23, 0))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(23, 0))
 #define GET_FWSECTION_HDR_CHECKSUM(fwhdr)      \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), BIT(28))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), BIT(28))
 #define GET_FWSECTION_HDR_REDL(fwhdr)  \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), BIT(29))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), BIT(29))
 #define GET_FWSECTION_HDR_DL_ADDR(fwhdr)       \
-       le32_get_bits(*((__le32 *)(fwhdr)), GENMASK(31, 0))
+       le32_get_bits(*((const __le32 *)(fwhdr)), GENMASK(31, 0))
 
 #define GET_FW_HDR_MAJOR_VERSION(fwhdr)        \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), GENMASK(7, 0))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(7, 0))
 #define GET_FW_HDR_MINOR_VERSION(fwhdr)        \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(15, 8))
 #define GET_FW_HDR_SUBVERSION(fwhdr)   \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(23, 16))
 #define GET_FW_HDR_SUBINDEX(fwhdr)     \
-       le32_get_bits(*((__le32 *)(fwhdr) + 1), GENMASK(31, 24))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 1), GENMASK(31, 24))
 #define GET_FW_HDR_MONTH(fwhdr)                \
-       le32_get_bits(*((__le32 *)(fwhdr) + 4), GENMASK(7, 0))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 4), GENMASK(7, 0))
 #define GET_FW_HDR_DATE(fwhdr)         \
-       le32_get_bits(*((__le32 *)(fwhdr) + 4), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 4), GENMASK(15, 8))
 #define GET_FW_HDR_HOUR(fwhdr)         \
-       le32_get_bits(*((__le32 *)(fwhdr) + 4), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 4), GENMASK(23, 16))
 #define GET_FW_HDR_MIN(fwhdr)          \
-       le32_get_bits(*((__le32 *)(fwhdr) + 4), GENMASK(31, 24))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 4), GENMASK(31, 24))
 #define GET_FW_HDR_YEAR(fwhdr)         \
-       le32_get_bits(*((__le32 *)(fwhdr) + 5), GENMASK(31, 0))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 5), GENMASK(31, 0))
 #define GET_FW_HDR_SEC_NUM(fwhdr)      \
-       le32_get_bits(*((__le32 *)(fwhdr) + 6), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 6), GENMASK(15, 8))
 #define GET_FW_HDR_CMD_VERSERION(fwhdr)        \
-       le32_get_bits(*((__le32 *)(fwhdr) + 7), GENMASK(31, 24))
+       le32_get_bits(*((const __le32 *)(fwhdr) + 7), GENMASK(31, 24))
 static inline void SET_FW_HDR_PART_SIZE(void *fwhdr, u32 val)
 {
        le32p_replace_bits((__le32 *)fwhdr + 7, val, GENMASK(15, 0));
@@ -1170,49 +1170,49 @@ enum rtw89_btc_cxdrvinfo {
 #define RTW89_C2H_HEADER_LEN 8
 
 #define RTW89_GET_C2H_CATEGORY(c2h) \
-       le32_get_bits(*((__le32 *)c2h), GENMASK(1, 0))
+       le32_get_bits(*((const __le32 *)c2h), GENMASK(1, 0))
 #define RTW89_GET_C2H_CLASS(c2h) \
-       le32_get_bits(*((__le32 *)c2h), GENMASK(7, 2))
+       le32_get_bits(*((const __le32 *)c2h), GENMASK(7, 2))
 #define RTW89_GET_C2H_FUNC(c2h) \
-       le32_get_bits(*((__le32 *)c2h), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)c2h), GENMASK(15, 8))
 #define RTW89_GET_C2H_LEN(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 1), GENMASK(13, 0))
+       le32_get_bits(*((const __le32 *)(c2h) + 1), GENMASK(13, 0))
 
 #define RTW89_GET_C2H_LOG_SRT_PRT(c2h) (char *)((__le32 *)(c2h) + 2)
 #define RTW89_GET_C2H_LOG_LEN(len) ((len) - RTW89_C2H_HEADER_LEN)
 
 #define RTW89_GET_MAC_C2H_DONE_ACK_CAT(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(1, 0))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(1, 0))
 #define RTW89_GET_MAC_C2H_DONE_ACK_CLASS(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(7, 2))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(7, 2))
 #define RTW89_GET_MAC_C2H_DONE_ACK_FUNC(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(15, 8))
 #define RTW89_GET_MAC_C2H_DONE_ACK_H2C_RETURN(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(23, 16))
 #define RTW89_GET_MAC_C2H_DONE_ACK_H2C_SEQ(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(31, 24))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(31, 24))
 
 #define RTW89_GET_MAC_C2H_REV_ACK_CAT(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(1, 0))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(1, 0))
 #define RTW89_GET_MAC_C2H_REV_ACK_CLASS(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(7, 2))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(7, 2))
 #define RTW89_GET_MAC_C2H_REV_ACK_FUNC(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(15, 8))
 #define RTW89_GET_MAC_C2H_REV_ACK_H2C_SEQ(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(23, 16))
 
 #define RTW89_GET_PHY_C2H_RA_RPT_MACID(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(15, 0))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(15, 0))
 #define RTW89_GET_PHY_C2H_RA_RPT_RETRY_RATIO(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 2), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(c2h) + 2), GENMASK(23, 16))
 #define RTW89_GET_PHY_C2H_RA_RPT_MCSNSS(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 3), GENMASK(6, 0))
+       le32_get_bits(*((const __le32 *)(c2h) + 3), GENMASK(6, 0))
 #define RTW89_GET_PHY_C2H_RA_RPT_MD_SEL(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 3), GENMASK(9, 8))
+       le32_get_bits(*((const __le32 *)(c2h) + 3), GENMASK(9, 8))
 #define RTW89_GET_PHY_C2H_RA_RPT_GILTF(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 3), GENMASK(12, 10))
+       le32_get_bits(*((const __le32 *)(c2h) + 3), GENMASK(12, 10))
 #define RTW89_GET_PHY_C2H_RA_RPT_BW(c2h) \
-       le32_get_bits(*((__le32 *)(c2h) + 3), GENMASK(14, 13))
+       le32_get_bits(*((const __le32 *)(c2h) + 3), GENMASK(14, 13))
 
 /* VHT, HE, HT-old: [6:4]: NSS, [3:0]: MCS
  * HT-new: [6:5]: NA, [4:0]: MCS

diff --git a/drivers/net/wireless/realtek/rtw89/txrx.h b/drivers/net/wireless/realtek/rtw89/txrx.h
index f1e0fe36107de5b1c77de665014447663504f426..5570d8ccf136ae762d35957fd7567ca0ab1184fa 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/txrx.h
+++ b/drivers/net/wireless/realtek/rtw89/txrx.h
@@ -140,52 +140,52 @@
        le32_get_bits((rxdesc)->dword5, GENMASK(7, 0))
 
 #define RTW89_GET_RXINFO_USR_NUM(rpt) \
-       le32_get_bits(*((__le32 *)rpt), GENMASK(3, 0))
+       le32_get_bits(*((const __le32 *)rpt), GENMASK(3, 0))
 #define RTW89_GET_RXINFO_FW_DEFINE(rpt) \
-       le32_get_bits(*((__le32 *)rpt), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)rpt), GENMASK(15, 8))
 #define RTW89_GET_RXINFO_LSIG_LEN(rpt) \
-       le32_get_bits(*((__le32 *)rpt), GENMASK(27, 16))
+       le32_get_bits(*((const __le32 *)rpt), GENMASK(27, 16))
 #define RTW89_GET_RXINFO_IS_TO_SELF(rpt) \
-       le32_get_bits(*((__le32 *)rpt), BIT(28))
+       le32_get_bits(*((const __le32 *)rpt), BIT(28))
 #define RTW89_GET_RXINFO_RX_CNT_VLD(rpt) \
-       le32_get_bits(*((__le32 *)rpt), BIT(29))
+       le32_get_bits(*((const __le32 *)rpt), BIT(29))
 #define RTW89_GET_RXINFO_LONG_RXD(rpt) \
-       le32_get_bits(*((__le32 *)rpt), GENMASK(31, 30))
+       le32_get_bits(*((const __le32 *)rpt), GENMASK(31, 30))
 #define RTW89_GET_RXINFO_SERVICE(rpt) \
-       le32_get_bits(*((__le32 *)(rpt) + 1), GENMASK(15, 0))
+       le32_get_bits(*((const __le32 *)(rpt) + 1), GENMASK(15, 0))
 #define RTW89_GET_RXINFO_PLCP_LEN(rpt) \
-       le32_get_bits(*((__le32 *)(rpt) + 1), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(rpt) + 1), GENMASK(23, 16))
 #define RTW89_GET_RXINFO_MAC_ID_VALID(rpt, usr) \
-       le32_get_bits(*((__le32 *)(rpt) + (usr) + 2), BIT(0))
+       le32_get_bits(*((const __le32 *)(rpt) + (usr) + 2), BIT(0))
 #define RTW89_GET_RXINFO_DATA(rpt, usr) \
-       le32_get_bits(*((__le32 *)(rpt) + (usr) + 2), BIT(1))
+       le32_get_bits(*((const __le32 *)(rpt) + (usr) + 2), BIT(1))
 #define RTW89_GET_RXINFO_CTRL(rpt, usr) \
-       le32_get_bits(*((__le32 *)(rpt) + (usr) + 2), BIT(2))
+       le32_get_bits(*((const __le32 *)(rpt) + (usr) + 2), BIT(2))
 #define RTW89_GET_RXINFO_MGMT(rpt, usr) \
-       le32_get_bits(*((__le32 *)(rpt) + (usr) + 2), BIT(3))
+       le32_get_bits(*((const __le32 *)(rpt) + (usr) + 2), BIT(3))
 #define RTW89_GET_RXINFO_BCM(rpt, usr) \
-       le32_get_bits(*((__le32 *)(rpt) + (usr) + 2), BIT(4))
+       le32_get_bits(*((const __le32 *)(rpt) + (usr) + 2), BIT(4))
 #define RTW89_GET_RXINFO_MACID(rpt, usr) \
-       le32_get_bits(*((__le32 *)(rpt) + (usr) + 2), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(rpt) + (usr) + 2), GENMASK(15, 8))
 
 #define RTW89_GET_PHY_STS_RSSI_A(sts) \
-       le32_get_bits(*((__le32 *)(sts) + 1), GENMASK(7, 0))
+       le32_get_bits(*((const __le32 *)(sts) + 1), GENMASK(7, 0))
 #define RTW89_GET_PHY_STS_RSSI_B(sts) \
-       le32_get_bits(*((__le32 *)(sts) + 1), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)(sts) + 1), GENMASK(15, 8))
 #define RTW89_GET_PHY_STS_RSSI_C(sts) \
-       le32_get_bits(*((__le32 *)(sts) + 1), GENMASK(23, 16))
+       le32_get_bits(*((const __le32 *)(sts) + 1), GENMASK(23, 16))
 #define RTW89_GET_PHY_STS_RSSI_D(sts) \
-       le32_get_bits(*((__le32 *)(sts) + 1), GENMASK(31, 24))
+       le32_get_bits(*((const __le32 *)(sts) + 1), GENMASK(31, 24))
 #define RTW89_GET_PHY_STS_LEN(sts) \
-       le32_get_bits(*((__le32 *)sts), GENMASK(15, 8))
+       le32_get_bits(*((const __le32 *)sts), GENMASK(15, 8))
 #define RTW89_GET_PHY_STS_RSSI_AVG(sts) \
-       le32_get_bits(*((__le32 *)sts), GENMASK(31, 24))
+       le32_get_bits(*((const __le32 *)sts), GENMASK(31, 24))
 #define RTW89_GET_PHY_STS_IE_TYPE(ie) \
-       le32_get_bits(*((__le32 *)ie), GENMASK(4, 0))
+       le32_get_bits(*((const __le32 *)ie), GENMASK(4, 0))
 #define RTW89_GET_PHY_STS_IE_LEN(ie) \
-       le32_get_bits(*((__le32 *)ie), GENMASK(11, 5))
+       le32_get_bits(*((const __le32 *)ie), GENMASK(11, 5))
 #define RTW89_GET_PHY_STS_IE0_CFO(ie) \
-       le32_get_bits(*((__le32 *)(ie) + 1), GENMASK(31, 20))
+       le32_get_bits(*((const __le32 *)(ie) + 1), GENMASK(31, 20))
 
 enum rtw89_tx_channel {
        RTW89_TXCH_ACH0 = 0,