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authorRahul Sharma <rahul.sharma@samsung.com>2012-10-04 20:48:51 +0530
committerInki Dae <inki.dae@samsung.com>2012-10-05 19:15:06 +0900
commit1e12344120df6b1959f47382bac02952bee6226c (patch)
treeee386f8dbae31c0934ae7b87ee4b6dfb404b000b /drivers/gpu
parent93c645ee14f2e40cf2a21e6dc88cdd1c800d392a (diff)
downloadblackbird-op-linux-1e12344120df6b1959f47382bac02952bee6226c.tar.gz
blackbird-op-linux-1e12344120df6b1959f47382bac02952bee6226c.zip
drm: exynos: hdmi: add support for platform variants for mixer
This patch adds the support for multiple mixer versions avaialble in various platform variants. Version is passed as a driver data field instead of paltform data. Signed-off-by: Rahul Sharma <rahul.sharma@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/exynos/exynos_mixer.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 8a43ee17039e..e312fb1dafdd 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -73,6 +73,11 @@ struct mixer_resources {
struct clk *sclk_dac;
};
+enum mixer_version_id {
+ MXR_VER_0_0_0_16,
+ MXR_VER_16_0_33_0,
+};
+
struct mixer_context {
struct device *dev;
int pipe;
@@ -83,6 +88,11 @@ struct mixer_context {
struct mutex mixer_mutex;
struct mixer_resources mixer_res;
struct hdmi_win_data win_data[MIXER_WIN_NR];
+ enum mixer_version_id mxr_ver;
+};
+
+struct mixer_drv_data {
+ enum mixer_version_id version;
};
static const u8 filter_y_horiz_tap8[] = {
@@ -1023,11 +1033,25 @@ fail:
return ret;
}
+static struct mixer_drv_data exynos4_mxr_drv_data = {
+ .version = MXR_VER_0_0_0_16,
+};
+
+static struct platform_device_id mixer_driver_types[] = {
+ {
+ .name = "s5p-mixer",
+ .driver_data = (unsigned long)&exynos4_mxr_drv_data,
+ }, {
+ /* end node */
+ }
+};
+
static int __devinit mixer_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct exynos_drm_hdmi_context *drm_hdmi_ctx;
struct mixer_context *ctx;
+ struct mixer_drv_data *drv;
int ret;
dev_info(dev, "probe start\n");
@@ -1047,8 +1071,11 @@ static int __devinit mixer_probe(struct platform_device *pdev)
mutex_init(&ctx->mixer_mutex);
+ drv = (struct mixer_drv_data *)platform_get_device_id(
+ pdev)->driver_data;
ctx->dev = &pdev->dev;
drm_hdmi_ctx->ctx = (void *)ctx;
+ ctx->mxr_ver = drv->version;
platform_set_drvdata(pdev, drm_hdmi_ctx);
@@ -1101,4 +1128,5 @@ struct platform_driver mixer_driver = {
},
.probe = mixer_probe,
.remove = __devexit_p(mixer_remove),
+ .id_table = mixer_driver_types,
};
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