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https://git.yoctoproject.org/meta-ti
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Denys Dmytriyenko
88867c1d96
Move non-essential, outdated, best-effort pieces, as well, as those requiring extra non-standard dependencies besides oe-core. Signed-off-by: Denys Dmytriyenko <denys@ti.com>
84 lines
2.8 KiB
Diff
84 lines
2.8 KiB
Diff
From fa589f1ad83e8795ba0509e7899dd1a6926c5fbd Mon Sep 17 00:00:00 2001
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From: Philip Balister <philip@opensdr.com>
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Date: Thu, 22 Apr 2010 19:41:58 -0700
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Subject: [PATCH 2/3] Add functions to dma.c to set address and length for src and dest.
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---
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arch/arm/plat-omap/dma.c | 30 ++++++++++++++++++++++++++++++
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arch/arm/plat-omap/include/plat/dma.h | 4 ++++
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2 files changed, 34 insertions(+), 0 deletions(-)
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diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
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index c4b2b47..f28f756 100644
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--- a/arch/arm/plat-omap/dma.c
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+++ b/arch/arm/plat-omap/dma.c
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@@ -471,6 +471,21 @@ void omap_set_dma_src_burst_mode(int lch, enum omap_dma_burst_mode burst_mode)
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}
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EXPORT_SYMBOL(omap_set_dma_src_burst_mode);
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+void omap_set_dma_src_addr_size(int lch, unsigned int addr, int elem_count)
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+{
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+
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+ if (cpu_class_is_omap1()) {
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+ p->dma_write(addr >> 16, CSSA, lch);
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+ //p->dma_write((u16)addr, CSSA_L, lch);
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+ }
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+
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+ if (cpu_class_is_omap2())
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+ p->dma_write(addr, CSSA, lch);
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+
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+ p->dma_write(elem_count, CEN, lch);
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+}
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+EXPORT_SYMBOL_GPL(omap_set_dma_src_addr_size);
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+
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/* Note that dest_port is only for OMAP1 */
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void omap_set_dma_dest_params(int lch, int dest_port, int dest_amode,
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unsigned long dest_start,
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@@ -561,6 +576,21 @@ void omap_set_dma_dest_burst_mode(int lch, enum omap_dma_burst_mode burst_mode)
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}
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EXPORT_SYMBOL(omap_set_dma_dest_burst_mode);
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+void omap_set_dma_dest_addr_size(int lch, unsigned int addr, int elem_count)
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+{
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+
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+ if (cpu_class_is_omap1()) {
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+ p->dma_write(addr >> 16, CDSA, lch);
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+ //p->dma_write((u16)addr, CDSA_L, lch);
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+ }
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+
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+ if (cpu_class_is_omap2())
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+ p->dma_write(addr, CDSA, lch);
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+
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+ p->dma_write(elem_count, CEN, lch);
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+}
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+EXPORT_SYMBOL_GPL(omap_set_dma_dest_addr_size);
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+
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static inline void omap_enable_channel_irq(int lch)
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{
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u32 status;
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diff --git a/arch/arm/plat-omap/include/plat/dma.h b/arch/arm/plat-omap/include/plat/dma.h
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index d1c916f..1e7243e 100644
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--- a/arch/arm/plat-omap/include/plat/dma.h
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+++ b/arch/arm/plat-omap/include/plat/dma.h
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@@ -462,6 +462,8 @@ extern void omap_set_dma_src_index(int lch, int eidx, int fidx);
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extern void omap_set_dma_src_data_pack(int lch, int enable);
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extern void omap_set_dma_src_burst_mode(int lch,
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enum omap_dma_burst_mode burst_mode);
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+extern void omap_set_dma_src_addr_size(int lch, unsigned int addr,
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+ int elem_count);
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extern void omap_set_dma_dest_params(int lch, int dest_port, int dest_amode,
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unsigned long dest_start,
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@@ -470,6 +472,8 @@ extern void omap_set_dma_dest_index(int lch, int eidx, int fidx);
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extern void omap_set_dma_dest_data_pack(int lch, int enable);
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extern void omap_set_dma_dest_burst_mode(int lch,
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enum omap_dma_burst_mode burst_mode);
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+extern void omap_set_dma_dest_addr_size(int lch, unsigned int addr,
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+ int elem_count);
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extern void omap_set_dma_params(int lch,
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struct omap_dma_channel_params *params);
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--
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1.6.6.1
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