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path: root/drivers/mmc/host/mtk-sd.c
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Diffstat (limited to 'drivers/mmc/host/mtk-sd.c')
-rw-r--r--drivers/mmc/host/mtk-sd.c19
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index a94835b8ab93..89018b6c97b9 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -795,14 +795,13 @@ static void msdc_unprepare_data(struct msdc_host *host, struct mmc_data *data)
static u64 msdc_timeout_cal(struct msdc_host *host, u64 ns, u64 clks)
{
struct mmc_host *mmc = mmc_from_priv(host);
- u64 timeout, clk_ns;
- u32 mode = 0;
+ u64 timeout;
+ u32 clk_ns, mode = 0;
if (mmc->actual_clock == 0) {
timeout = 0;
} else {
- clk_ns = 1000000000ULL;
- do_div(clk_ns, mmc->actual_clock);
+ clk_ns = 1000000000U / mmc->actual_clock;
timeout = ns + clk_ns - 1;
do_div(timeout, clk_ns);
timeout += clks;
@@ -831,7 +830,7 @@ static void msdc_set_timeout(struct msdc_host *host, u64 ns, u64 clks)
timeout = msdc_timeout_cal(host, ns, clks);
sdr_set_field(host->base + SDC_CFG, SDC_CFG_DTOC,
- (u32)(timeout > 255 ? 255 : timeout));
+ min_t(u32, timeout, 255));
}
static void msdc_set_busy_timeout(struct msdc_host *host, u64 ns, u64 clks)
@@ -840,7 +839,7 @@ static void msdc_set_busy_timeout(struct msdc_host *host, u64 ns, u64 clks)
timeout = msdc_timeout_cal(host, ns, clks);
sdr_set_field(host->base + SDC_CFG, SDC_CFG_WRDTOC,
- (u32)(timeout > 8191 ? 8191 : timeout));
+ min_t(u32, timeout, 8191));
}
static void msdc_gate_clock(struct msdc_host *host)
@@ -1230,7 +1229,7 @@ static bool msdc_cmd_done(struct msdc_host *host, int events,
}
if (!sbc_error && !(events & MSDC_INT_CMDRDY)) {
- if (events & MSDC_INT_CMDTMO ||
+ if ((events & MSDC_INT_CMDTMO && !host->hs400_tuning) ||
(!mmc_op_tuning(cmd->opcode) && !host->hs400_tuning))
/*
* should not clear fifo/interrupt as the tune data
@@ -1323,9 +1322,9 @@ static void msdc_start_command(struct msdc_host *host,
static void msdc_cmd_next(struct msdc_host *host,
struct mmc_request *mrq, struct mmc_command *cmd)
{
- if ((cmd->error &&
- !(cmd->error == -EILSEQ &&
- (mmc_op_tuning(cmd->opcode) || host->hs400_tuning))) ||
+ if ((cmd->error && !host->hs400_tuning &&
+ !(cmd->error == -EILSEQ &&
+ mmc_op_tuning(cmd->opcode))) ||
(mrq->sbc && mrq->sbc->error))
msdc_request_done(host, mrq);
else if (cmd == mrq->sbc)