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| author | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-14 22:26:05 +0400 |
|---|---|---|
| committer | Rafael J. Wysocki <rjw@sisk.pl> | 2009-09-14 22:26:05 +0400 |
| commit | ac8d513a6801c8636922ccf4f30211810c9a56ce (patch) | |
| tree | 83ba584487a6a612c8fcf2563c28c0263df35ba2 /arch/arm/plat-omap/dma.c | |
| parent | bf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd (diff) | |
| parent | 99bc47067910f7070e65ee318a6dd79a2371f1e5 (diff) | |
| download | linux-ac8d513a6801c8636922ccf4f30211810c9a56ce.tar.xz | |
Merge branch 'master' into for-linus
Diffstat (limited to 'arch/arm/plat-omap/dma.c')
| -rw-r--r-- | arch/arm/plat-omap/dma.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index e3ac94f09006..9b00f4cbc903 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -1127,6 +1127,11 @@ int omap_dma_running(void) void omap_dma_link_lch(int lch_head, int lch_queue) { if (omap_dma_in_1510_mode()) { + if (lch_head == lch_queue) { + dma_write(dma_read(CCR(lch_head)) | (3 << 8), + CCR(lch_head)); + return; + } printk(KERN_ERR "DMA linking is not supported in 1510 mode\n"); BUG(); return; @@ -1149,6 +1154,11 @@ EXPORT_SYMBOL(omap_dma_link_lch); void omap_dma_unlink_lch(int lch_head, int lch_queue) { if (omap_dma_in_1510_mode()) { + if (lch_head == lch_queue) { + dma_write(dma_read(CCR(lch_head)) & ~(3 << 8), + CCR(lch_head)); + return; + } printk(KERN_ERR "DMA linking is not supported in 1510 mode\n"); BUG(); return; |