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Commit 418e7407 authored by Viresh Kumar's avatar Viresh Kumar Committed by Vinod Koul
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dw_dmac: Change value of DWC_MAX_COUNT to 4095.



Every descriptor can transfer a maximum count of 4095 (12 bits, in control reg),
So we must have DWC_MAX_COUNT as 4095 instead of 2048.

Signed-off-by: default avatarViresh Kumar <viresh.kumar@st.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
parent a0227456
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+2 −3
Original line number Diff line number Diff line
@@ -47,14 +47,13 @@

/*
 * This is configuration-dependent and usually a funny size like 4095.
 * Let's round it down to the nearest power of two.
 *
 * Note that this is a transfer count, i.e. if we transfer 32-bit
 * words, we can do 8192 bytes per descriptor.
 * words, we can do 16380 bytes per descriptor.
 *
 * This parameter is also system-specific.
 */
#define DWC_MAX_COUNT	2048U
#define DWC_MAX_COUNT	4095U

/*
 * Number of descriptors to allocate for each channel. This should be