diff options
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/mmc.h | 35 | ||||
| -rw-r--r-- | include/linux/mmc/protocol.h | 2 |
2 files changed, 24 insertions, 13 deletions
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index ccd3e13de1e8..f38872abc126 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -21,24 +21,35 @@ struct mmc_command { u32 arg; u32 resp[4]; unsigned int flags; /* expected response type */ -#define MMC_RSP_NONE (0 << 0) -#define MMC_RSP_SHORT (1 << 0) -#define MMC_RSP_LONG (2 << 0) -#define MMC_RSP_MASK (3 << 0) -#define MMC_RSP_CRC (1 << 3) /* expect valid crc */ -#define MMC_RSP_BUSY (1 << 4) /* card may send busy */ -#define MMC_RSP_OPCODE (1 << 5) /* response contains opcode */ +#define MMC_RSP_PRESENT (1 << 0) +#define MMC_RSP_136 (1 << 1) /* 136 bit response */ +#define MMC_RSP_CRC (1 << 2) /* expect valid crc */ +#define MMC_RSP_BUSY (1 << 3) /* card may send busy */ +#define MMC_RSP_OPCODE (1 << 4) /* response contains opcode */ +#define MMC_CMD_MASK (3 << 5) /* command type */ +#define MMC_CMD_AC (0 << 5) +#define MMC_CMD_ADTC (1 << 5) +#define MMC_CMD_BC (2 << 5) +#define MMC_CMD_BCR (3 << 5) /* * These are the response types, and correspond to valid bit * patterns of the above flags. One additional valid pattern * is all zeros, which means we don't expect a response. */ -#define MMC_RSP_R1 (MMC_RSP_SHORT|MMC_RSP_CRC|MMC_RSP_OPCODE) -#define MMC_RSP_R1B (MMC_RSP_SHORT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY) -#define MMC_RSP_R2 (MMC_RSP_LONG|MMC_RSP_CRC) -#define MMC_RSP_R3 (MMC_RSP_SHORT) -#define MMC_RSP_R6 (MMC_RSP_SHORT|MMC_RSP_CRC) +#define MMC_RSP_NONE (0) +#define MMC_RSP_R1 (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE) +#define MMC_RSP_R1B (MMC_RSP_PRESENT|MMC_RSP_CRC|MMC_RSP_OPCODE|MMC_RSP_BUSY) +#define MMC_RSP_R2 (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC) +#define MMC_RSP_R3 (MMC_RSP_PRESENT) +#define MMC_RSP_R6 (MMC_RSP_PRESENT|MMC_RSP_CRC) + +#define mmc_resp_type(cmd) ((cmd)->flags & (MMC_RSP_PRESENT|MMC_RSP_136|MMC_RSP_CRC|MMC_RSP_BUSY|MMC_RSP_OPCODE)) + +/* + * These are the command types. + */ +#define mmc_cmd_type(cmd) ((cmd)->flags & MMC_CMD_TYPE) unsigned int retries; /* max number of retries */ unsigned int error; /* command error */ diff --git a/include/linux/mmc/protocol.h b/include/linux/mmc/protocol.h index a14dc306545b..81c3f77f652c 100644 --- a/include/linux/mmc/protocol.h +++ b/include/linux/mmc/protocol.h @@ -79,7 +79,7 @@ /* SD commands type argument response */ /* class 8 */ /* This is basically the same command as for MMC with some quirks. */ -#define SD_SEND_RELATIVE_ADDR 3 /* ac R6 */ +#define SD_SEND_RELATIVE_ADDR 3 /* bcr R6 */ /* Application commands */ #define SD_APP_SET_BUS_WIDTH 6 /* ac [1:0] bus width R1 */ |