From: thomas.abraham@linaro.org (Thomas Abraham)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 07/15] ARM: EXYNOS4: Use generic DMA PL330 driver
Date: Mon, 15 Aug 2011 19:45:48 +0530 [thread overview]
Message-ID: <CAJuYYwT0R+VXWvWuV6KK=m_knoxBnBf=GLVimPoe002mcvqqeA@mail.gmail.com> (raw)
In-Reply-To: <1311744697-10264-8-git-send-email-boojin.kim@samsung.com>
Hi Boojin,
On 27 July 2011 11:01, Boojin Kim <boojin.kim@samsung.com> wrote:
> This patch makes Samsung EXYNOS4 to use DMA PL330 driver
> on DMADEVICE. The EXYNOS4 uses DMA generic APIs instead of
> SAMSUNG specific S3C-PL330 APIs.
>
> Signed-off-by: Boojin Kim <boojin.kim@samsung.com>
> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
> ---
> ?arch/arm/mach-exynos4/Kconfig | ? ?2 +-
> ?arch/arm/mach-exynos4/clock.c | ? 16 ++-
> ?arch/arm/mach-exynos4/dma.c ? | ?299 ++++++++++++++++++++++++++---------------
> ?3 files changed, 198 insertions(+), 119 deletions(-)
>
[...]
> diff --git a/arch/arm/mach-exynos4/dma.c b/arch/arm/mach-exynos4/dma.c
> index 564bb53..d57d662 100644
[...]
> +struct dma_pl330_peri pdma0_peri[28] = {
> + ? ? ? {
> + ? ? ? ? ? ? ? .peri_id = (u8)DMACH_PCM0_RX,
> + ? ? ? ? ? ? ? .rqtype = DEVTOMEM,
> + ? ? ? }, {
The client driver specifies the direction of the transfer
(DMA_TO_DEVICE or DMA_FROM_DEVICE) when requesting for a dma channel.
So, is the rqtype parameter required in the platform data for the dma
driver?
Thanks,
Thomas.
next prev parent reply other threads:[~2011-08-15 14:15 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-27 5:31 [PATCH V5 00/15] To use DMA generic APIs for Samsung DMA Boojin Kim
2011-07-27 5:31 ` [PATCH 01/15] DMA: PL330: Add support runtime PM for PL330 DMAC Boojin Kim
2011-07-27 6:14 ` [RFC PATCH] DMA: PL330: Update PL330 DMAC to support runtime PM Chanwoo Choi
2011-07-27 7:31 ` Jassi Brar
2011-07-27 8:53 ` Russell King - ARM Linux
2011-07-27 9:43 ` Chanwoo Choi
2011-07-27 7:43 ` [PATCH 01/15] DMA: PL330: Add support runtime PM for PL330 DMAC Jassi Brar
2011-07-27 5:31 ` [PATCH 02/15] DMA: PL330: Update PL330 DMA API driver Boojin Kim
2011-07-27 5:31 ` [PATCH 03/15] DMA: PL330: Support DMA_SLAVE_CONFIG command Boojin Kim
2011-07-27 5:31 ` [PATCH 04/15] DMA: PL330: Add DMA_CYCLIC capability Boojin Kim
2011-07-27 5:31 ` [PATCH 05/15] ARM: SAMSUNG: Update to use PL330-DMA driver Boojin Kim
2011-07-27 5:31 ` [PATCH 06/15] ARM: SAMSUNG: Add common DMA operations Boojin Kim
2011-07-27 5:31 ` [PATCH 07/15] ARM: EXYNOS4: Use generic DMA PL330 driver Boojin Kim
2011-08-15 9:36 ` Thomas Abraham
2011-08-15 14:15 ` Thomas Abraham [this message]
2011-08-21 8:51 ` Russell King - ARM Linux
2011-07-27 5:31 ` [PATCH 08/15] ARM: S5PV210: " Boojin Kim
2011-07-27 5:31 ` [PATCH 09/15] ARM: S5PC100: " Boojin Kim
2011-07-27 5:31 ` [PATCH 10/15] ARM: S5P64X0: " Boojin Kim
2011-07-27 5:31 ` [PATCH 11/15] ARM: SAMSUNG: Remove S3C-PL330-DMA driver Boojin Kim
2011-07-27 5:31 ` [PATCH 12/15] spi/s3c64xx: Add support DMA engine API Boojin Kim
2011-08-08 17:47 ` Jassi Brar
2011-08-08 17:55 ` Heiko Stübner
2011-08-08 18:16 ` Jassi Brar
2011-08-08 18:26 ` Heiko Stübner
2011-08-09 4:13 ` Alim Akhtar
2011-08-19 10:30 ` Alim Akhtar
2011-08-21 8:46 ` Russell King - ARM Linux
2011-08-25 1:13 ` Alim Akhtar
2011-08-11 7:42 ` Boojin Kim
2011-07-27 5:31 ` [PATCH 13/15] spi/s3c64xx: Merge dma control code Boojin Kim
2011-08-08 18:32 ` Jassi Brar
2011-07-27 5:31 ` [PATCH 14/15] ASoC: Samsung: Update DMA interface Boojin Kim
2011-08-08 19:27 ` Jassi Brar
2011-08-11 10:04 ` Boojin Kim
2011-07-27 5:31 ` [PATCH 15/15] ARM: SAMSUNG: Remove Samsung specific enum type for dma direction Boojin Kim
2011-08-04 16:53 ` [PATCH V5 00/15] To use DMA generic APIs for Samsung DMA Linus Walleij
2011-08-08 16:45 ` Koul, Vinod
2011-08-11 7:26 ` Kukjin Kim
2011-08-11 22:27 ` Koul, Vinod
2011-08-13 4:11 ` Kukjin Kim
2011-08-16 11:01 ` Koul, Vinod
2011-08-19 5:24 ` Kukjin Kim
2011-08-19 13:04 ` Koul, Vinod
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