From c46d089aa71d5f136555f694e17b335b97138cbf Mon Sep 17 00:00:00 2001 From: Sowjanya Komatineni Date: Sat, 23 Mar 2019 21:45:23 -0700 Subject: [PATCH] mmc: cqhci: allow hosts to update dcmd cmd desc 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 Reviewed-by: Ritesh Harjani Signed-off-by: Sowjanya Komatineni Acked-by: Adrian Hunter Signed-off-by: Ulf Hansson --- 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 a8af682..d59cb0a5 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 9e68286..928ec49 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) -- 2.7.4