diff options
| author |   Bruno Randolf <br1@einfach.org> | 2016-02-03 13:39:52 -0500 |
|---|---|---|
| committer |   Kalle Valo <kvalo@codeaurora.org> | 2016-02-25 11:55:36 +0200 |
| commit | b40027ba8db1b2fe022bf42505cbf64cb0114eba (patch) | |
| tree | a983a85fab6e581175b1cc9b67d903f04342f041 /drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h | |
| parent | rtl8xxxu: Enable monitor mode by handling filters (diff) | |
| download | linux-dev-b40027ba8db1b2fe022bf42505cbf64cb0114eba.tar.xz linux-dev-b40027ba8db1b2fe022bf42505cbf64cb0114eba.zip | |
rtl8xxxu: Document REG_RXFLTMAP registers
Add comments describing how REG_RXFLTMAP0, REG_RXFLTMAP1 and REG_RXFLTMAP2
work.
Signed-off-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h')
| -rw-r--r-- | drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h index d2995f8a3311..d089eddc920e 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_regs.h @@ -569,9 +569,12 @@ (Rx beacon, probe rsp) */ #define RCR_ACCEPT_CRC32 BIT(8) /* Accept CRC32 error packet */ #define RCR_ACCEPT_ICV BIT(9) /* Accept ICV error packet */ -#define RCR_ACCEPT_DATA_FRAME BIT(11) -#define RCR_ACCEPT_CTRL_FRAME BIT(12) -#define RCR_ACCEPT_MGMT_FRAME BIT(13) +#define RCR_ACCEPT_DATA_FRAME BIT(11) /* Accept all data pkt or use + REG_RXFLTMAP2 */ +#define RCR_ACCEPT_CTRL_FRAME BIT(12) /* Accept all control pkt or use + REG_RXFLTMAP1 */ +#define RCR_ACCEPT_MGMT_FRAME BIT(13) /* Accept all mgmt pkt or use + REG_RXFLTMAP0 */ #define RCR_HTC_LOC_CTRL BIT(14) /* MFC<--HTC=1 MFC-->HTC=0 */ #define RCR_UC_DATA_PKT_INT_ENABLE BIT(16) /* Enable unicast data packet interrupt */ @@ -651,9 +654,20 @@ #define REG_LPNAV_CTRL 0x0694 #define REG_WKFMCAM_CMD 0x0698 #define REG_WKFMCAM_RWD 0x069c -#define REG_RXFLTMAP0 0x06a0 -#define REG_RXFLTMAP1 0x06a2 -#define REG_RXFLTMAP2 0x06a4 + +/* + * RX Filters: each bit corresponds to the numerical value of the subtype. + * If it is set the subtype frame type is passed. The filter is only used when + * the RCR_ACCEPT_DATA_FRAME, RCR_ACCEPT_CTRL_FRAME, RCR_ACCEPT_MGMT_FRAME bit + * in the RCR are low. + * + * Example: Beacon subtype is binary 1000 which is decimal 8 so we have to set + * bit 8 (0x100) in REG_RXFLTMAP0 to enable reception. + */ +#define REG_RXFLTMAP0 0x06a0 /* Management frames */ +#define REG_RXFLTMAP1 0x06a2 /* Control frames */ +#define REG_RXFLTMAP2 0x06a4 /* Data frames */ + #define REG_BCN_PSR_RPT 0x06a8 #define REG_CALB32K_CTRL 0x06ac #define REG_PKT_MON_CTRL 0x06b4 |