From mboxrd@z Thu Jan 1 00:00:00 1970 From: hkallweit1@gmail.com (Heiner Kallweit) Date: Wed, 1 Feb 2017 07:49:07 +0100 Subject: [PATCH v2 6/9] mmc: meson-gx: set max block count and request size In-Reply-To: <584e5061-d359-1436-05ee-3767a5a4b10f@gmail.com> References: <584e5061-d359-1436-05ee-3767a5a4b10f@gmail.com> Message-ID: To: linus-amlogic@lists.infradead.org List-Id: linus-amlogic.lists.infradead.org So far max_blk_count isn't set what results in a default of value 8 to be used (PAGE_SIZE / block size). Block length field has 9 bits, so set max_blk_count to 2^9-1 = 511. In addition set max_req_size because max_blk_count is also limited by max_req_size / block_size. Signed-off-by: Heiner Kallweit Reviewed-by: Kevin Hilman Tested-by: Kevin Hilman Acked-by: Kevin Hilman --- v2: - added reviewed-by, tested-by, acked-by --- drivers/mmc/host/meson-gx-mmc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 0fba23d2..883263c5 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -781,6 +781,9 @@ static int meson_mmc_probe(struct platform_device *pdev) if (ret) goto free_host; + mmc->max_blk_count = CMD_CFG_LENGTH_MASK; + mmc->max_req_size = mmc->max_blk_count * mmc->max_blk_size; + /* data bounce buffer */ host->bounce_buf_size = SZ_512K; host->bounce_buf = -- 2.11.0