ARM: shmobile: armadillo800eva: enable DMAEngine on FSI
It is possible to reduce CPU load if FSI playback used DMAEngine.
This patch enabled it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
diff --git a/arch/arm/configs/armadillo800eva_defconfig b/arch/arm/configs/armadillo800eva_defconfig
index df1ce54..16bbb3f 100644
--- a/arch/arm/configs/armadillo800eva_defconfig
+++ b/arch/arm/configs/armadillo800eva_defconfig
@@ -119,6 +119,8 @@
CONFIG_MMC=y
CONFIG_MMC_SDHI=y
CONFIG_MMC_SH_MMCIF=y
+CONFIG_DMADEVICES=y
+CONFIG_SH_DMAE=y
CONFIG_UIO=y
CONFIG_UIO_PDRV_GENIRQ=y
# CONFIG_DNOTIFY is not set
diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c
index a642ce6..d63e559 100644
--- a/arch/arm/mach-shmobile/board-armadillo800eva.c
+++ b/arch/arm/mach-shmobile/board-armadillo800eva.c
@@ -768,12 +768,14 @@
static struct sh_fsi_platform_info fsi_info = {
/* FSI-WM8978 */
.port_a = {
+ .tx_id = SHDMA_SLAVE_FSIA_TX,
},
/* FSI-HDMI */
.port_b = {
.flags = SH_FSI_FMT_SPDIF |
SH_FSI_ENABLE_STREAM_MODE,
.set_rate = fsi_hdmi_set_rate,
+ .tx_id = SHDMA_SLAVE_FSIB_TX,
}
};