[RESEND PATCH v1 18/18] drm/mediatek: add support for mediatek SOC MT8183

From: yongqiang.niu
Date: Thu Mar 14 2019 - 08:45:10 EST


From: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>

This patch add support for mediatek SOC MT8183

Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 18 +++++
drivers/gpu/drm/mediatek/mtk_disp_rdma.c | 7 ++
drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 131 ++++++++++++++++++++++++++++++-
drivers/gpu/drm/mediatek/mtk_drm_ddp.h | 1 +
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 44 +++++++++++
5 files changed, 197 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index 3b2ce77..5bda3dd 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -372,11 +372,29 @@ static int mtk_disp_ovl_remove(struct platform_device *pdev)
.fmt_rgb565_is_0 = true,
};

+static const struct mtk_disp_ovl_data mt8183_ovl_driver_data = {
+ .addr = DISP_REG_OVL_ADDR_MT8173,
+ .gmc_bits = 10,
+ .layer_nr = 4,
+ .fmt_rgb565_is_0 = true,
+};
+
+static const struct mtk_disp_ovl_data mt8183_ovl_2l_driver_data = {
+ .addr = DISP_REG_OVL_ADDR_MT8173,
+ .gmc_bits = 10,
+ .layer_nr = 2,
+ .fmt_rgb565_is_0 = true,
+};
+
static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = {
{ .compatible = "mediatek,mt2701-disp-ovl",
.data = &mt2701_ovl_driver_data},
{ .compatible = "mediatek,mt8173-disp-ovl",
.data = &mt8173_ovl_driver_data},
+ { .compatible = "mediatek,mt8183-disp-ovl",
+ .data = &mt8183_ovl_driver_data},
+ { .compatible = "mediatek,mt8183-disp-ovl-2l",
+ .data = &mt8183_ovl_2l_driver_data},
{},
};
MODULE_DEVICE_TABLE(of, mtk_disp_ovl_driver_dt_match);
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index 3f9b4d4..5fffe91 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -350,11 +350,18 @@ static int mtk_disp_rdma_remove(struct platform_device *pdev)
.fifo_size1 = SZ_8K,
};

+static const struct mtk_disp_rdma_data mt8183_rdma_driver_data = {
+ .fifo_size = 5 * SZ_1K,
+ .fifo_size1 = SZ_2K,
+};
+
static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {
{ .compatible = "mediatek,mt2701-disp-rdma",
.data = &mt2701_rdma_driver_data},
{ .compatible = "mediatek,mt8173-disp-rdma",
.data = &mt8173_rdma_driver_data},
+ { .compatible = "mediatek,mt8183-disp-rdma",
+ .data = &mt8183_rdma_driver_data},
{},
};
MODULE_DEVICE_TABLE(of, mtk_disp_rdma_driver_dt_match);
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index 4be3c11..165843d 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -11,6 +11,7 @@
* GNU General Public License for more details.
*/

+#include <drm/drmP.h>
#include <linux/clk.h>
#include <linux/iopoll.h>
#include <linux/module.h>
@@ -41,8 +42,36 @@
#define DISP_REG_CONFIG_DSI_SEL 0x050
#define DISP_REG_CONFIG_DPI_SEL 0x064

+#define MT8183_DISP_OVL0_MOUT_EN 0xF00
+#define OVL0_MOUT_EN_DISP_PATH0 BIT(0)
+#define OVL0_MOUT_EN_OVL0_2L BIT(4)
+#define MT8183_DISP_OVL0_2L_MOUT_EN 0xF04
+#define OVL0_2L_MOUT_EN_DISP_PATH0 BIT(0)
+#define MT8183_DISP_OVL1_2L_MOUT_EN 0xF08
+#define OVL1_2L_MOUT_EN_RDMA1 BIT(4)
+#define MT8183_DISP_DITHER0_MOUT_EN 0xF0C
+#define DITHER0_MOUT_IN_DSI0 BIT(0)
+#define MT8183_DISP_PATH0_SEL_IN 0xF24
+#define DISP_PATH0_SEL_IN_OVL0 0x0
+#define DISP_PATH0_SEL_IN_OVL0_2L 0x1
+#define MT8183_DISP_DSI0_SEL_IN 0xF2C
+#define DSI0_SEL_IN_DITHER 0x0
+#define DSI0_SEL_IN_RDMA0 0x1
+#define MT8183_DSI0_SEL_IN_RDMA1 0x3
+#define MT8183_DISP_DPI0_SEL_IN 0xF30
+#define MT8183_DPI0_SEL_IN_RDMA0 0x1
+#define MT8183_DPI0_SEL_IN_RDMA1 0x2
+#define MT8183_DISP_RDMA0_SOUT_SEL_IN 0xF50
+#define MT8183_RDMA0_SOUT_DSI0 0x0
+#define MT8183_RDMA0_SOUT_COLOR0 0x1
+#define MT8183_DISP_RDMA1_SOUT_SEL_IN 0xF54
+#define MT8183_RDMA1_SOUT_DPI0 0x0
+#define MT8183_RDMA1_SOUT_DSI0 0x1
+
#define MT2701_DISP_MUTEX0_MOD0 0x2C
#define MT2701_DISP_MUTEX0_SOF0 0x30
+#define MT8183_DISP_MUTEX0_MOD0 0x30
+#define MT8183_DISP_MUTEX0_SOF 0x2C

#define DISP_REG_MUTEX_EN(n) (0x20 + 0x20 * (n))
#define DISP_REG_MUTEX(n) (0x24 + 0x20 * (n))
@@ -53,6 +82,18 @@

#define INT_MUTEX BIT(1)

+#define MT8183_MUTEX_MOD_DISP_RDMA0 0
+#define MT8183_MUTEX_MOD_DISP_RDMA1 1
+#define MT8183_MUTEX_MOD_DISP_OVL0 9
+#define MT8183_MUTEX_MOD_DISP_OVL0_2L 10
+#define MT8183_MUTEX_MOD_DISP_OVL1_2L 11
+#define MT8183_MUTEX_MOD_DISP_WDMA0 12
+#define MT8183_MUTEX_MOD_DISP_COLOR0 13
+#define MT8183_MUTEX_MOD_DISP_CCORR0 14
+#define MT8183_MUTEX_MOD_DISP_AAL0 15
+#define MT8183_MUTEX_MOD_DISP_GAMMA0 16
+#define MT8183_MUTEX_MOD_DISP_DITHER0 17
+
#define MT8173_MUTEX_MOD_DISP_OVL0 11
#define MT8173_MUTEX_MOD_DISP_OVL1 12
#define MT8173_MUTEX_MOD_DISP_RDMA0 13
@@ -102,6 +143,10 @@
#define MUTEX_SOF_DSI2 5
#define MUTEX_SOF_DSI3 6

+#define MT8183_MUTEX_SOF_DPI0 2
+#define MT8183_MUTEX_EOF_DSI0 (MUTEX_SOF_DSI0 << 6)
+#define MT8183_MUTEX_EOF_DPI0 (MT8183_MUTEX_SOF_DPI0 << 6)
+
#define OVL0_MOUT_EN_COLOR0 0x1
#define OD_MOUT_EN_RDMA0 0x1
#define OD1_MOUT_EN_RDMA1 BIT(16)
@@ -247,6 +292,20 @@ struct mtk_mmsys_reg_data {
[DDP_COMPONENT_WDMA1] = MT8173_MUTEX_MOD_DISP_WDMA1,
};

+static const unsigned int mt8183_mutex_mod[DDP_COMPONENT_ID_MAX] = {
+ [DDP_COMPONENT_AAL0] = MT8183_MUTEX_MOD_DISP_AAL0,
+ [DDP_COMPONENT_CCORR] = MT8183_MUTEX_MOD_DISP_CCORR0,
+ [DDP_COMPONENT_COLOR0] = MT8183_MUTEX_MOD_DISP_COLOR0,
+ [DDP_COMPONENT_DITHER] = MT8183_MUTEX_MOD_DISP_DITHER0,
+ [DDP_COMPONENT_GAMMA] = MT8183_MUTEX_MOD_DISP_GAMMA0,
+ [DDP_COMPONENT_OVL0] = MT8183_MUTEX_MOD_DISP_OVL0,
+ [DDP_COMPONENT_OVL0_2L] = MT8183_MUTEX_MOD_DISP_OVL0_2L,
+ [DDP_COMPONENT_OVL1_2L] = MT8183_MUTEX_MOD_DISP_OVL1_2L,
+ [DDP_COMPONENT_RDMA0] = MT8183_MUTEX_MOD_DISP_RDMA0,
+ [DDP_COMPONENT_RDMA1] = MT8183_MUTEX_MOD_DISP_RDMA1,
+ [DDP_COMPONENT_WDMA0] = MT8183_MUTEX_MOD_DISP_WDMA0,
+};
+
static const unsigned int mt2701_mutex_sof[DDP_MUTEX_SOF_MAX] = {
[DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
[DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
@@ -271,6 +330,12 @@ struct mtk_mmsys_reg_data {
[DDP_MUTEX_SOF_DPI0] = MUTEX_SOF_DPI0,
};

+static const unsigned int mt8183_mutex_sof[DDP_MUTEX_SOF_MAX] = {
+ [DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
+ [DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0 | MT8183_MUTEX_EOF_DSI0,
+ [DDP_MUTEX_SOF_DPI0] = MT8183_MUTEX_SOF_DPI0 | MT8183_MUTEX_EOF_DPI0,
+};
+
static const struct mtk_ddp_data mt2701_ddp_driver_data = {
.mutex_mod = mt2701_mutex_mod,
.mutex_sof = mt2701_mutex_sof,
@@ -292,6 +357,13 @@ struct mtk_mmsys_reg_data {
.mutex_sof_reg = MT2701_DISP_MUTEX0_SOF0,
};

+static const struct mtk_ddp_data mt8183_ddp_driver_data = {
+ .mutex_mod = mt8183_mutex_mod,
+ .mutex_sof = mt8183_mutex_sof,
+ .mutex_mod_reg = MT8183_DISP_MUTEX0_MOD0,
+ .mutex_sof_reg = MT8183_DISP_MUTEX0_SOF,
+};
+
const struct mtk_mmsys_reg_data mt2701_mmsys_reg_data = {
.ovl0_mout_en = DISP_REG_CONFIG_DISP_OVL_MOUT_EN,
.dsi0_sel_in = DISP_REG_CONFIG_DSI_SEL,
@@ -308,6 +380,17 @@ struct mtk_mmsys_reg_data {
.dsi0_sel_in_rdma1 = DSI0_SEL_IN_RDMA1,
};

+const struct mtk_mmsys_reg_data mt8183_mmsys_reg_data = {
+ .ovl0_mout_en = MT8183_DISP_OVL0_MOUT_EN,
+ .rdma0_sout_sel_in = MT8183_DISP_RDMA0_SOUT_SEL_IN,
+ .rdma0_sout_color0 = MT8183_RDMA0_SOUT_COLOR0,
+ .rdma1_sout_sel_in = MT8183_DISP_RDMA1_SOUT_SEL_IN,
+ .rdma1_sout_dpi0 = MT8183_RDMA1_SOUT_DPI0,
+ .rdma1_sout_dsi0 = MT8183_RDMA1_SOUT_DSI0,
+ .dpi0_sel_in = MT8183_DISP_DPI0_SEL_IN,
+ .dpi0_sel_in_rdma1 = MT8183_DPI0_SEL_IN_RDMA1,
+};
+
static unsigned int mtk_ddp_mout_en(const struct mtk_mmsys_reg_data *data,
enum mtk_ddp_comp_id cur,
enum mtk_ddp_comp_id next,
@@ -336,6 +419,20 @@ static unsigned int mtk_ddp_mout_en(const struct mtk_mmsys_reg_data *data,
} else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) {
*addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN;
value = OD1_MOUT_EN_RDMA1;
+ } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_OVL0_2L) {
+ *addr = DISP_REG_OVL0_MOUT_EN(data);
+ value = OVL0_MOUT_EN_OVL0_2L;
+ } else if (cur == DDP_COMPONENT_OVL0_2L &&
+ next == DDP_COMPONENT_RDMA0) {
+ *addr = MT8183_DISP_OVL0_2L_MOUT_EN;
+ value = OVL0_2L_MOUT_EN_DISP_PATH0;
+ } else if (cur == DDP_COMPONENT_OVL1_2L &&
+ next == DDP_COMPONENT_RDMA1) {
+ *addr = MT8183_DISP_OVL1_2L_MOUT_EN;
+ value = OVL1_2L_MOUT_EN_RDMA1;
+ } else if (cur == DDP_COMPONENT_DITHER && next == DDP_COMPONENT_DSI0) {
+ *addr = MT8183_DISP_DITHER0_MOUT_EN;
+ value = DITHER0_MOUT_IN_DSI0;
} else {
value = 0;
}
@@ -395,6 +492,19 @@ static unsigned int mtk_ddp_sel_in(const struct mtk_mmsys_reg_data *data,
} else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) {
*addr = DISP_REG_CONFIG_DSI_SEL;
value = DSI_SEL_IN_BLS;
+ } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_RDMA0) {
+ *addr = MT8183_DISP_PATH0_SEL_IN;
+ value = DISP_PATH0_SEL_IN_OVL0;
+ } else if (cur == DDP_COMPONENT_OVL0_2L &&
+ next == DDP_COMPONENT_RDMA0) {
+ *addr = MT8183_DISP_PATH0_SEL_IN;
+ value = DISP_PATH0_SEL_IN_OVL0_2L;
+ } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI0) {
+ *addr = MT8183_DISP_DSI0_SEL_IN;
+ value = DSI0_SEL_IN_RDMA0;
+ } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
+ *addr = MT8183_DISP_DSI0_SEL_IN;
+ value = DSI0_SEL_IN_RDMA1;
} else {
value = 0;
}
@@ -460,6 +570,12 @@ static unsigned int mtk_ddp_sout_sel(const struct mtk_mmsys_reg_data *data,
} else if (cur == DDP_COMPONENT_RDMA2 && next == DDP_COMPONENT_DSI3) {
*addr = DISP_REG_CONFIG_DISP_RDMA2_SOUT;
value = RDMA2_SOUT_DSI3;
+ } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_COLOR0) {
+ *addr = DISP_REG_RDMA0_SOUT_SEL_IN(data);
+ value = DISP_REG_RDMA0_SOUT_COLOR0(data);
+ } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
+ *addr = DISP_REG_RDMA1_SOUT_SEL_IN(data);
+ value = DISP_REG_RDMA1_SOUT_DSI0(data);
} else {
value = 0;
}
@@ -525,6 +641,9 @@ const struct mtk_mmsys_reg_data *mtk_ddp_get_mmsys_data(enum mtk_mmsys_id id)
case MMSYS_MT8173:
data = &mt8173_mmsys_reg_data;
break;
+ case MMSYS_MT8183:
+ data = &mt8183_mmsys_reg_data;
+ break;
default:
pr_info("mtk drm not support mmsys id %d\n",
id);
@@ -712,10 +831,12 @@ static int mtk_ddp_probe(struct platform_device *pdev)
for (i = 0; i < 10; i++)
ddp->mutex[i].id = i;

- ddp->clk = devm_clk_get(dev, NULL);
- if (IS_ERR(ddp->clk)) {
- dev_err(dev, "Failed to get clock\n");
- return PTR_ERR(ddp->clk);
+ if (of_find_property(dev->of_node, "clocks", &i)) {
+ ddp->clk = devm_clk_get(dev, NULL);
+ if (IS_ERR(ddp->clk)) {
+ dev_err(dev, "Failed to get clock\n");
+ return PTR_ERR(ddp->clk);
+ }
}

regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -744,6 +865,8 @@ static int mtk_ddp_remove(struct platform_device *pdev)
.data = &mt2712_ddp_driver_data},
{ .compatible = "mediatek,mt8173-disp-mutex",
.data = &mt8173_ddp_driver_data},
+ { .compatible = "mediatek,mt8183-disp-mutex",
+ .data = &mt8183_ddp_driver_data},
{},
};
MODULE_DEVICE_TABLE(of, ddp_driver_dt_match);
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
index ed2b702..b05ed53 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.h
@@ -24,6 +24,7 @@ enum mtk_mmsys_id {
MMSYS_MT2701,
MMSYS_MT2712,
MMSYS_MT8173,
+ MMSYS_MT8183,
MMSYS_MAX,
};

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index be6b142..b054654 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -191,6 +191,24 @@ static int mtk_atomic_commit(struct drm_device *drm,
DDP_COMPONENT_DPI0,
};

+static const enum mtk_ddp_comp_id mt8183_mtk_ddp_main[] = {
+ DDP_COMPONENT_OVL0,
+ DDP_COMPONENT_OVL0_2L,
+ DDP_COMPONENT_RDMA0,
+ DDP_COMPONENT_COLOR0,
+ DDP_COMPONENT_CCORR,
+ DDP_COMPONENT_AAL0,
+ DDP_COMPONENT_GAMMA,
+ DDP_COMPONENT_DITHER,
+ DDP_COMPONENT_DSI0,
+};
+
+static const enum mtk_ddp_comp_id mt8183_mtk_ddp_ext[] = {
+ DDP_COMPONENT_OVL1_2L,
+ DDP_COMPONENT_RDMA1,
+ DDP_COMPONENT_DPI0,
+};
+
static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
.main_path = mt2701_mtk_ddp_main,
.main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
@@ -218,6 +236,14 @@ static int mtk_atomic_commit(struct drm_device *drm,
.mmsys_id = MMSYS_MT8173,
};

+static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = {
+ .main_path = mt8183_mtk_ddp_main,
+ .main_len = ARRAY_SIZE(mt8183_mtk_ddp_main),
+ .ext_path = mt8183_mtk_ddp_ext,
+ .ext_len = ARRAY_SIZE(mt8183_mtk_ddp_ext),
+ .mmsys_id = MMSYS_MT8183,
+};
+
static int mtk_drm_kms_init(struct drm_device *drm)
{
struct mtk_drm_private *private = drm->dev_private;
@@ -407,12 +433,20 @@ static void mtk_drm_unbind(struct device *dev)
.data = (void *)MTK_DISP_OVL },
{ .compatible = "mediatek,mt8173-disp-ovl",
.data = (void *)MTK_DISP_OVL },
+ { .compatible = "mediatek,mt8183-disp-ovl",
+ .data = (void *)MTK_DISP_OVL },
+ { .compatible = "mediatek,mt8183-disp-ovl-2l",
+ .data = (void *)MTK_DISP_OVL },
{ .compatible = "mediatek,mt2701-disp-rdma",
.data = (void *)MTK_DISP_RDMA },
{ .compatible = "mediatek,mt8173-disp-rdma",
.data = (void *)MTK_DISP_RDMA },
+ { .compatible = "mediatek,mt8183-disp-rdma",
+ .data = (void *)MTK_DISP_RDMA },
{ .compatible = "mediatek,mt8173-disp-wdma",
.data = (void *)MTK_DISP_WDMA },
+ { .compatible = "mediatek,mt8183-disp-ccorr",
+ .data = (void *)MTK_DISP_CCORR },
{ .compatible = "mediatek,mt2701-disp-color",
.data = (void *)MTK_DISP_COLOR },
{ .compatible = "mediatek,mt8173-disp-color",
@@ -421,22 +455,30 @@ static void mtk_drm_unbind(struct device *dev)
.data = (void *)MTK_DISP_AAL},
{ .compatible = "mediatek,mt8173-disp-gamma",
.data = (void *)MTK_DISP_GAMMA, },
+ { .compatible = "mediatek,mt8183-disp-dither",
+ .data = (void *)MTK_DISP_DITHER },
{ .compatible = "mediatek,mt8173-disp-ufoe",
.data = (void *)MTK_DISP_UFOE },
{ .compatible = "mediatek,mt2701-dsi",
.data = (void *)MTK_DSI },
{ .compatible = "mediatek,mt8173-dsi",
.data = (void *)MTK_DSI },
+ { .compatible = "mediatek,mt8183-dsi",
+ .data = (void *)MTK_DSI },
{ .compatible = "mediatek,mt2701-dpi",
.data = (void *)MTK_DPI },
{ .compatible = "mediatek,mt8173-dpi",
.data = (void *)MTK_DPI },
+ { .compatible = "mediatek,mt8183-dpi",
+ .data = (void *)MTK_DPI },
{ .compatible = "mediatek,mt2701-disp-mutex",
.data = (void *)MTK_DISP_MUTEX },
{ .compatible = "mediatek,mt2712-disp-mutex",
.data = (void *)MTK_DISP_MUTEX },
{ .compatible = "mediatek,mt8173-disp-mutex",
.data = (void *)MTK_DISP_MUTEX },
+ { .compatible = "mediatek,mt8183-disp-mutex",
+ .data = (void *)MTK_DISP_MUTEX },
{ .compatible = "mediatek,mt2701-disp-pwm",
.data = (void *)MTK_DISP_BLS },
{ .compatible = "mediatek,mt8173-disp-pwm",
@@ -624,6 +666,8 @@ static SIMPLE_DEV_PM_OPS(mtk_drm_pm_ops, mtk_drm_sys_suspend,
.data = &mt2712_mmsys_driver_data},
{ .compatible = "mediatek,mt8173-mmsys",
.data = &mt8173_mmsys_driver_data},
+ { .compatible = "mediatek,mt8183-display",
+ .data = &mt8183_mmsys_driver_data},
{ }
};

--
1.8.1.1.dirty