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authorDenys Dmytriyenko <denis@denix.org>2009-03-17 14:32:59 -0400
committerDenys Dmytriyenko <denis@denix.org>2009-03-17 14:32:59 -0400
commit709c4d66e0b107ca606941b988bad717c0b45d9b (patch)
tree37ee08b1eb308f3b2b6426d5793545c38396b838 /packages/linux/linux-2.6.18/avr32-dma-controller-framework.patch
parentfa6cd5a3b993f16c27de4ff82b42684516d433ba (diff)
rename packages/ to recipes/ per earlier agreement
See links below for more details: http://thread.gmane.org/gmane.comp.handhelds.openembedded/21326 http://thread.gmane.org/gmane.comp.handhelds.openembedded/21816 Signed-off-by: Denys Dmytriyenko <denis@denix.org> Acked-by: Mike Westerhof <mwester@dls.net> Acked-by: Philip Balister <philip@balister.org> Acked-by: Khem Raj <raj.khem@gmail.com> Acked-by: Marcin Juszkiewicz <hrw@openembedded.org> Acked-by: Koen Kooi <koen@openembedded.org> Acked-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Diffstat (limited to 'packages/linux/linux-2.6.18/avr32-dma-controller-framework.patch')
-rw-r--r--packages/linux/linux-2.6.18/avr32-dma-controller-framework.patch241
1 files changed, 0 insertions, 241 deletions
diff --git a/packages/linux/linux-2.6.18/avr32-dma-controller-framework.patch b/packages/linux/linux-2.6.18/avr32-dma-controller-framework.patch
deleted file mode 100644
index 0f6301303b..0000000000
--- a/packages/linux/linux-2.6.18/avr32-dma-controller-framework.patch
+++ /dev/null
@@ -1,241 +0,0 @@
-From 740c72fe92a5536060ac6debbfe0a26c0b9b8770 Mon Sep 17 00:00:00 2001
-From: Haavard Skinnemoen <hskinnemoen@atmel.com>
-Date: Mon, 11 Sep 2006 17:59:59 +0200
-Subject: [PATCH] AVR32: DMA controller framework
-
-This patch puts the DMA controller framework used in earlier BSPs back.
-It was removed before the AVR32 patches went into -mm, and it should
-be removed here as well as soon as we have an alternative.
-
----
- arch/avr32/kernel/Makefile | 1
- arch/avr32/kernel/dma-controller.c | 34 +++++++
- include/asm-avr32/dma-controller.h | 165 ++++++++++++++++++++++++++++++++++++
- 3 files changed, 200 insertions(+), 0 deletions(-)
-
-diff --git a/arch/avr32/kernel/Makefile b/arch/avr32/kernel/Makefile
-index 90e5aff..b6afc0c 100644
---- a/arch/avr32/kernel/Makefile
-+++ b/arch/avr32/kernel/Makefile
-@@ -9,6 +9,7 @@ obj-y += syscall_table.o syscall-stub
- obj-y += setup.o traps.o semaphore.o ptrace.o
- obj-y += signal.o sys_avr32.o process.o time.o
- obj-y += init_task.o switch_to.o cpu.o
-+obj-y += dma-controller.o
- obj-$(CONFIG_MODULES) += module.o avr32_ksyms.o
- obj-$(CONFIG_KPROBES) += kprobes.o
-
-diff --git a/arch/avr32/kernel/dma-controller.c b/arch/avr32/kernel/dma-controller.c
-new file mode 100644
-index 0000000..fb654b3
---- /dev/null
-+++ b/arch/avr32/kernel/dma-controller.c
-@@ -0,0 +1,34 @@
-+/*
-+ * Preliminary DMA controller framework for AVR32
-+ *
-+ * Copyright (C) 2005-2006 Atmel Corporation
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License version 2 as
-+ * published by the Free Software Foundation.
-+ */
-+#include <asm/dma-controller.h>
-+
-+static LIST_HEAD(controllers);
-+
-+int register_dma_controller(struct dma_controller *dmac)
-+{
-+ static int next_id;
-+
-+ dmac->id = next_id++;
-+ list_add_tail(&dmac->list, &controllers);
-+
-+ return 0;
-+}
-+EXPORT_SYMBOL(register_dma_controller);
-+
-+struct dma_controller *find_dma_controller(int id)
-+{
-+ struct dma_controller *dmac;
-+
-+ list_for_each_entry(dmac, &controllers, list)
-+ if (dmac->id == id)
-+ return dmac;
-+ return NULL;
-+}
-+EXPORT_SYMBOL(find_dma_controller);
-diff --git a/include/asm-avr32/dma-controller.h b/include/asm-avr32/dma-controller.h
-new file mode 100644
-index 0000000..8c67601
---- /dev/null
-+++ b/include/asm-avr32/dma-controller.h
-@@ -0,0 +1,165 @@
-+/*
-+ * Copyright (C) 2005-2006 Atmel Corporation
-+ *
-+ * This program is free software; you can redistribute it and/or modify
-+ * it under the terms of the GNU General Public License version 2 as
-+ * published by the Free Software Foundation.
-+ */
-+#ifndef __ASM_AVR32_DMA_CONTROLLER_H
-+#define __ASM_AVR32_DMA_CONTROLLER_H
-+
-+#include <linux/device.h>
-+
-+#define DMA_DIR_MEM_TO_MEM 0x0000
-+#define DMA_DIR_MEM_TO_PERIPH 0x0001
-+#define DMA_DIR_PERIPH_TO_MEM 0x0002
-+#define DMA_DIR_PERIPH_TO_PERIPH 0x0003
-+
-+#define DMA_WIDTH_8BIT 0
-+#define DMA_WIDTH_16BIT 1
-+#define DMA_WIDTH_32BIT 2
-+
-+struct dma_request {
-+ struct dma_controller *dmac;
-+ struct list_head list;
-+
-+ unsigned short channel;
-+
-+ void (*xfer_complete)(struct dma_request *req);
-+ void (*block_complete)(struct dma_request *req);
-+ void (*error)(struct dma_request *req);
-+};
-+
-+struct dma_request_sg {
-+ struct dma_request req;
-+
-+ int nr_sg;
-+ struct scatterlist *sg;
-+ unsigned long block_size;
-+
-+ dma_addr_t data_reg;
-+ unsigned short periph_id;
-+
-+ unsigned char direction;
-+ unsigned char width;
-+};
-+#define to_dma_request_sg(_req) \
-+ container_of(_req, struct dma_request_sg, req)
-+
-+struct dma_request_cyclic {
-+ struct dma_request req;
-+
-+ int periods;
-+ unsigned long buffer_size;
-+
-+ dma_addr_t buffer_start;
-+ dma_addr_t data_reg;
-+
-+ unsigned short periph_id;
-+ unsigned char direction;
-+ unsigned char width;
-+
-+ void *dev_id;
-+};
-+#define to_dma_request_cyclic(_req) \
-+ container_of(_req, struct dma_request_cyclic, req)
-+
-+struct dma_request_memcpy {
-+ struct dma_request req;
-+
-+ dma_addr_t src_addr;
-+ unsigned int src_width;
-+ unsigned int src_stride;
-+
-+ dma_addr_t dst_addr;
-+ unsigned int dst_width;
-+ unsigned int dst_stride;
-+
-+ size_t length;
-+
-+ unsigned short src_reverse:1;
-+ unsigned short dst_reverse:1;
-+};
-+#define to_dma_request_memcpy(_req) \
-+ container_of(_req, struct dma_request_memcpy, req)
-+
-+struct dma_controller {
-+ struct list_head list;
-+ int id;
-+ struct device *dev;
-+
-+ int (*alloc_channel)(struct dma_controller *dmac);
-+ void (*release_channel)(struct dma_controller *dmac,
-+ int channel);
-+ int (*prepare_request_sg)(struct dma_controller *dmac,
-+ struct dma_request_sg *req);
-+ int (*prepare_request_cyclic)(struct dma_controller *dmac,
-+ struct dma_request_cyclic *req);
-+ int (*prepare_request_memcpy)(struct dma_controller *dmac,
-+ struct dma_request_memcpy *req);
-+ int (*start_request)(struct dma_controller *dmac,
-+ unsigned int channel);
-+ int (*stop_request)(struct dma_controller *dmac,
-+ unsigned int channel);
-+ dma_addr_t (*get_current_pos)(struct dma_controller *dmac,
-+ unsigned int channel);
-+};
-+
-+static inline int
-+dma_alloc_channel(struct dma_controller *dmac)
-+{
-+ return dmac->alloc_channel(dmac);
-+}
-+
-+static inline void
-+dma_release_channel(struct dma_controller *dmac, int chan)
-+{
-+ dmac->release_channel(dmac, chan);
-+}
-+
-+static inline int
-+dma_prepare_request_sg(struct dma_controller *dmac,
-+ struct dma_request_sg *req)
-+{
-+ return dmac->prepare_request_sg(dmac, req);
-+}
-+
-+static inline int
-+dma_prepare_request_cyclic(struct dma_controller *dmac,
-+ struct dma_request_cyclic *req)
-+{
-+ return dmac->prepare_request_cyclic(dmac, req);
-+}
-+
-+static inline int
-+dma_prepare_request_memcpy(struct dma_controller *dmac,
-+ struct dma_request_memcpy *req)
-+{
-+ return dmac->prepare_request_memcpy(dmac, req);
-+}
-+
-+static inline int
-+dma_start_request(struct dma_controller *dmac,
-+ unsigned int channel)
-+{
-+ return dmac->start_request(dmac, channel);
-+}
-+
-+static inline int
-+dma_stop_request(struct dma_controller *dmac,
-+ unsigned int channel)
-+{
-+ return dmac->stop_request(dmac, channel);
-+}
-+
-+static inline dma_addr_t
-+dma_get_current_pos(struct dma_controller *dmac,
-+ unsigned int channel)
-+{
-+ return dmac->get_current_pos(dmac, channel);
-+}
-+
-+extern int register_dma_controller(struct dma_controller *dmac);
-+extern struct dma_controller *find_dma_controller(int id);
-+
-+#endif /* __ASM_AVR32_DMA_CONTROLLER_H */
---
-1.4.1.1
-