mmc: core: Add members to mmc_request and mmc_data for CQE's

Most of the information needed to issue requests to a CQE is already in
struct mmc_request and struct mmc_data. Add data block address, some flags,
and the task id (tag), and allow for cmd being NULL which it is for CQE
tasks.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index a0c63ea..bf1788a 100644 (file)
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -122,11 +122,18 @@ struct mmc_data {
        unsigned int            timeout_clks;   /* data timeout (in clocks) */
        unsigned int            blksz;          /* data block size */
        unsigned int            blocks;         /* number of blocks */
+       unsigned int            blk_addr;       /* block address */
        int                     error;          /* data error */
        unsigned int            flags;
 
-#define MMC_DATA_WRITE (1 << 8)
-#define MMC_DATA_READ  (1 << 9)
+#define MMC_DATA_WRITE         BIT(8)
+#define MMC_DATA_READ          BIT(9)
+/* Extra flags used by CQE */
+#define MMC_DATA_QBR           BIT(10)         /* CQE queue barrier*/
+#define MMC_DATA_PRIO          BIT(11)         /* CQE high priority */
+#define MMC_DATA_REL_WR                BIT(12)         /* Reliable write */
+#define MMC_DATA_DAT_TAG       BIT(13)         /* Tag request */
+#define MMC_DATA_FORCED_PRG    BIT(14)         /* Forced programming */
 
        unsigned int            bytes_xfered;
 
@@ -153,6 +160,8 @@ struct mmc_request {
 
        /* Allow other commands during this ongoing data transfer or busy wait */
        bool                    cap_cmd_during_tfr;
+
+       int                     tag;
 };
 
 struct mmc_card;

diff --git a/include/trace/events/mmc.h b/include/trace/events/mmc.h
index a72f9b9..f30a99a 100644 (file)
--- a/include/trace/events/mmc.h
+++ b/include/trace/events/mmc.h
@@ -29,8 +29,10 @@ TRACE_EVENT(mmc_request_start,
                __field(unsigned int,           sbc_flags)
                __field(unsigned int,           sbc_retries)
                __field(unsigned int,           blocks)
+               __field(unsigned int,           blk_addr)
                __field(unsigned int,           blksz)
                __field(unsigned int,           data_flags)
+               __field(int,                    tag)
                __field(unsigned int,           can_retune)
                __field(unsigned int,           doing_retune)
                __field(unsigned int,           retune_now)
@@ -42,10 +44,10 @@ TRACE_EVENT(mmc_request_start,
        ),
 
        TP_fast_assign(
-               __entry->cmd_opcode = mrq->cmd->opcode;
-               __entry->cmd_arg = mrq->cmd->arg;
-               __entry->cmd_flags = mrq->cmd->flags;
-               __entry->cmd_retries = mrq->cmd->retries;
+               __entry->cmd_opcode = mrq->cmd ? mrq->cmd->opcode : 0;
+               __entry->cmd_arg = mrq->cmd ? mrq->cmd->arg : 0;
+               __entry->cmd_flags = mrq->cmd ? mrq->cmd->flags : 0;
+               __entry->cmd_retries = mrq->cmd ? mrq->cmd->retries : 0;
                __entry->stop_opcode = mrq->stop ? mrq->stop->opcode : 0;
                __entry->stop_arg = mrq->stop ? mrq->stop->arg : 0;
                __entry->stop_flags = mrq->stop ? mrq->stop->flags : 0;
@@ -56,7 +58,9 @@ TRACE_EVENT(mmc_request_start,
                __entry->sbc_retries = mrq->sbc ? mrq->sbc->retries : 0;
                __entry->blksz = mrq->data ? mrq->data->blksz : 0;
                __entry->blocks = mrq->data ? mrq->data->blocks : 0;
+               __entry->blk_addr = mrq->data ? mrq->data->blk_addr : 0;
                __entry->data_flags = mrq->data ? mrq->data->flags : 0;
+               __entry->tag = mrq->tag;
                __entry->can_retune = host->can_retune;
                __entry->doing_retune = host->doing_retune;
                __entry->retune_now = host->retune_now;
@@ -71,8 +75,8 @@ TRACE_EVENT(mmc_request_start,
                  "cmd_opcode=%u cmd_arg=0x%x cmd_flags=0x%x cmd_retries=%u "
                  "stop_opcode=%u stop_arg=0x%x stop_flags=0x%x stop_retries=%u "
                  "sbc_opcode=%u sbc_arg=0x%x sbc_flags=0x%x sbc_retires=%u "
-                 "blocks=%u block_size=%u data_flags=0x%x "
-                 "can_retune=%u doing_retune=%u retune_now=%u "
+                 "blocks=%u block_size=%u blk_addr=%u data_flags=0x%x "
+                 "tag=%d can_retune=%u doing_retune=%u retune_now=%u "
                  "need_retune=%d hold_retune=%d retune_period=%u",
                  __get_str(name), __entry->mrq,
                  __entry->cmd_opcode, __entry->cmd_arg,
@@ -81,7 +85,8 @@ TRACE_EVENT(mmc_request_start,
                  __entry->stop_flags, __entry->stop_retries,
                  __entry->sbc_opcode, __entry->sbc_arg,
                  __entry->sbc_flags, __entry->sbc_retries,
-                 __entry->blocks, __entry->blksz, __entry->data_flags,
+                 __entry->blocks, __entry->blk_addr,
+                 __entry->blksz, __entry->data_flags, __entry->tag,
                  __entry->can_retune, __entry->doing_retune,
                  __entry->retune_now, __entry->need_retune,
                  __entry->hold_retune, __entry->retune_period)
@@ -108,6 +113,7 @@ TRACE_EVENT(mmc_request_done,
                __field(unsigned int,           sbc_retries)
                __field(unsigned int,           bytes_xfered)
                __field(int,                    data_err)
+               __field(int,                    tag)
                __field(unsigned int,           can_retune)
                __field(unsigned int,           doing_retune)
                __field(unsigned int,           retune_now)
@@ -119,10 +125,13 @@ TRACE_EVENT(mmc_request_done,
        ),
 
        TP_fast_assign(
-               __entry->cmd_opcode = mrq->cmd->opcode;
-               __entry->cmd_err = mrq->cmd->error;
-               memcpy(__entry->cmd_resp, mrq->cmd->resp, 4);
-               __entry->cmd_retries = mrq->cmd->retries;
+               __entry->cmd_opcode = mrq->cmd ? mrq->cmd->opcode : 0;
+               __entry->cmd_err = mrq->cmd ? mrq->cmd->error : 0;
+               __entry->cmd_resp[0] = mrq->cmd ? mrq->cmd->resp[0] : 0;
+               __entry->cmd_resp[1] = mrq->cmd ? mrq->cmd->resp[1] : 0;
+               __entry->cmd_resp[2] = mrq->cmd ? mrq->cmd->resp[2] : 0;
+               __entry->cmd_resp[3] = mrq->cmd ? mrq->cmd->resp[3] : 0;
+               __entry->cmd_retries = mrq->cmd ? mrq->cmd->retries : 0;
                __entry->stop_opcode = mrq->stop ? mrq->stop->opcode : 0;
                __entry->stop_err = mrq->stop ? mrq->stop->error : 0;
                __entry->stop_resp[0] = mrq->stop ? mrq->stop->resp[0] : 0;
@@ -139,6 +148,7 @@ TRACE_EVENT(mmc_request_done,
                __entry->sbc_retries = mrq->sbc ? mrq->sbc->retries : 0;
                __entry->bytes_xfered = mrq->data ? mrq->data->bytes_xfered : 0;
                __entry->data_err = mrq->data ? mrq->data->error : 0;
+               __entry->tag = mrq->tag;
                __entry->can_retune = host->can_retune;
                __entry->doing_retune = host->doing_retune;
                __entry->retune_now = host->retune_now;
@@ -154,7 +164,7 @@ TRACE_EVENT(mmc_request_done,
                  "cmd_retries=%u stop_opcode=%u stop_err=%d "
                  "stop_resp=0x%x 0x%x 0x%x 0x%x stop_retries=%u "
                  "sbc_opcode=%u sbc_err=%d sbc_resp=0x%x 0x%x 0x%x 0x%x "
-                 "sbc_retries=%u bytes_xfered=%u data_err=%d "
+                 "sbc_retries=%u bytes_xfered=%u data_err=%d tag=%d "
                  "can_retune=%u doing_retune=%u retune_now=%u need_retune=%d "
                  "hold_retune=%d retune_period=%u",
                  __get_str(name), __entry->mrq,
@@ -170,7 +180,7 @@ TRACE_EVENT(mmc_request_done,
                  __entry->sbc_resp[0], __entry->sbc_resp[1],
                  __entry->sbc_resp[2], __entry->sbc_resp[3],
                  __entry->sbc_retries,
-                 __entry->bytes_xfered, __entry->data_err,
+                 __entry->bytes_xfered, __entry->data_err, __entry->tag,
                  __entry->can_retune, __entry->doing_retune,
                  __entry->retune_now, __entry->need_retune,
                  __entry->hold_retune, __entry->retune_period)