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Commit 70a8b0af authored by Venkat Gopalakrishnan's avatar Venkat Gopalakrishnan
Browse files

mmc: sdhci: Fix max segments and max req size for PIO mode 



When ADMA is disabled the max segments and max req size were not set
properly, set them right to use the driver in PIO mode.

Change-Id: I754c30c017062540335f96480d103f054cc38084
Signed-off-by: default avatarVenkat Gopalakrishnan <venkatg@codeaurora.org>
parent 500bff85

drivers/mmc/host/sdhci.c

+2 −2
Original line number Diff line number Diff line
@@ -3833,14 +3833,14 @@ int sdhci_add_host(struct sdhci_host *host) 
	else if (host->flags & SDHCI_USE_SDMA)

		mmc->max_segs = 1;

	else/* PIO */

		mmc->max_segs = host->adma_max_desc;

		mmc->max_segs = 128;



	/*

	 * Maximum number of sectors in one transfer. Limited by DMA boundary

	 * size (512KiB), unless specified by platform specific driver. Each

	 * descriptor can transfer a maximum of 64KB.

	 */

	if (host->ops->get_max_segments)

	if (host->flags & SDHCI_USE_ADMA)

		mmc->max_req_size = (host->adma_max_desc * 65536);

	else

		mmc->max_req_size = 524288;