From 1e12344120df6b1959f47382bac02952bee6226c Mon Sep 17 00:00:00 2001 From: Rahul Sharma Date: Thu, 4 Oct 2012 20:48:51 +0530 Subject: [PATCH] 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 Signed-off-by: Kyungmin Park Signed-off-by: Inki Dae --- drivers/gpu/drm/exynos/exynos_mixer.c | 28 +++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) 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, }; -- 2.20.1