| Message ID | 1553402727-23130-6-git-send-email-skomatineni@nvidia.com |
|---|---|
| State | Accepted |
| Headers | show |
| Series | [V4,01/10] mmc: tegra: fix ddr signaling for non-ddr modes | expand |
On 24/03/19 6:45 AM, Sowjanya Komatineni wrote: > This patch adds update_dcmd_desc interface to cqhci_host_ops to > allow hosts to update any of the DCMD task descriptor attributes > and parameters. > > Tested-by: Jon Hunter <jonathanh@nvidia.com> > Reviewed-by: Ritesh Harjani <riteshh@codeaurora.org> > Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com> Acked-by: Adrian Hunter <adrian.hunter@intel.com> > --- > [V4]: Minor fix of missing declaration of mmc_request > > drivers/mmc/host/cqhci.c | 2 ++ > drivers/mmc/host/cqhci.h | 3 +++ > 2 files changed, 5 insertions(+) > > diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c > index a8af682a9182..d59cb0a51964 100644 > --- a/drivers/mmc/host/cqhci.c > +++ b/drivers/mmc/host/cqhci.c > @@ -537,6 +537,8 @@ static void cqhci_prep_dcmd_desc(struct mmc_host *mmc, > CQHCI_ACT(0x5) | > CQHCI_CMD_INDEX(mrq->cmd->opcode) | > CQHCI_CMD_TIMING(timing) | CQHCI_RESP_TYPE(resp_type)); > + if (cq_host->ops->update_dcmd_desc) > + cq_host->ops->update_dcmd_desc(mmc, mrq, &data); > *task_desc |= data; > desc = (u8 *)task_desc; > pr_debug("%s: cqhci: dcmd: cmd: %d timing: %d resp: %d\n", > diff --git a/drivers/mmc/host/cqhci.h b/drivers/mmc/host/cqhci.h > index 9e68286a07b4..928ec491eecf 100644 > --- a/drivers/mmc/host/cqhci.h > +++ b/drivers/mmc/host/cqhci.h > @@ -147,6 +147,7 @@ > > struct cqhci_host_ops; > struct mmc_host; > +struct mmc_request; > struct cqhci_slot; > > struct cqhci_host { > @@ -210,6 +211,8 @@ struct cqhci_host_ops { > u32 (*read_l)(struct cqhci_host *host, int reg); > void (*enable)(struct mmc_host *mmc); > void (*disable)(struct mmc_host *mmc, bool recovery); > + void (*update_dcmd_desc)(struct mmc_host *mmc, struct mmc_request *mrq, > + u64 *data); > }; > > static inline void cqhci_writel(struct cqhci_host *host, u32 val, int reg) >
diff --git a/drivers/mmc/host/cqhci.c b/drivers/mmc/host/cqhci.c index a8af682a9182..d59cb0a51964 100644 --- a/drivers/mmc/host/cqhci.c +++ b/drivers/mmc/host/cqhci.c @@ -537,6 +537,8 @@ static void cqhci_prep_dcmd_desc(struct mmc_host *mmc, CQHCI_ACT(0x5) | CQHCI_CMD_INDEX(mrq->cmd->opcode) | CQHCI_CMD_TIMING(timing) | CQHCI_RESP_TYPE(resp_type)); + if (cq_host->ops->update_dcmd_desc) + cq_host->ops->update_dcmd_desc(mmc, mrq, &data); *task_desc |= data; desc = (u8 *)task_desc; pr_debug("%s: cqhci: dcmd: cmd: %d timing: %d resp: %d\n", diff --git a/drivers/mmc/host/cqhci.h b/drivers/mmc/host/cqhci.h index 9e68286a07b4..928ec491eecf 100644 --- a/drivers/mmc/host/cqhci.h +++ b/drivers/mmc/host/cqhci.h @@ -147,6 +147,7 @@ struct cqhci_host_ops; struct mmc_host; +struct mmc_request; struct cqhci_slot; struct cqhci_host { @@ -210,6 +211,8 @@ struct cqhci_host_ops { u32 (*read_l)(struct cqhci_host *host, int reg); void (*enable)(struct mmc_host *mmc); void (*disable)(struct mmc_host *mmc, bool recovery); + void (*update_dcmd_desc)(struct mmc_host *mmc, struct mmc_request *mrq, + u64 *data); }; static inline void cqhci_writel(struct cqhci_host *host, u32 val, int reg)