drm/tegra: vic: Add Tegra194 support

The Video Image Composer (VIC) generation found on Tegra194 is backwards
compatible with its predecessor found on Tegra186.

Reviewed-by: Mikko Perttunen <mperttunen@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>

drivers/gpu/drm/tegra/drm.c

@@ -1274,6 +1274,7 @@ static const struct of_device_id host1x_drm_subdevs[] = {
 	{ .compatible = "nvidia,tegra194-display", },
 	{ .compatible = "nvidia,tegra194-dc", },
 	{ .compatible = "nvidia,tegra194-sor", },
+	{ .compatible = "nvidia,tegra194-vic", },
 	{ /* sentinel */ }
 };
 

drivers/gpu/drm/tegra/vic.c

@@ -307,10 +307,18 @@ static const struct vic_config vic_t186_config = {
 	.version = 0x18,
 };
 
+#define NVIDIA_TEGRA_194_VIC_FIRMWARE "nvidia/tegra194/vic.bin"
+
+static const struct vic_config vic_t194_config = {
+	.firmware = NVIDIA_TEGRA_194_VIC_FIRMWARE,
+	.version = 0x19,
+};
+
 static const struct of_device_id vic_match[] = {
 	{ .compatible = "nvidia,tegra124-vic", .data = &vic_t124_config },
 	{ .compatible = "nvidia,tegra210-vic", .data = &vic_t210_config },
 	{ .compatible = "nvidia,tegra186-vic", .data = &vic_t186_config },
+	{ .compatible = "nvidia,tegra194-vic", .data = &vic_t194_config },
 	{ },
 };
 
@@ -451,3 +459,6 @@ MODULE_FIRMWARE(NVIDIA_TEGRA_210_VIC_FIRMWARE);
 #if IS_ENABLED(CONFIG_ARCH_TEGRA_186_SOC)
 MODULE_FIRMWARE(NVIDIA_TEGRA_186_VIC_FIRMWARE);
 #endif
+#if IS_ENABLED(CONFIG_ARCH_TEGRA_194_SOC)
+MODULE_FIRMWARE(NVIDIA_TEGRA_194_VIC_FIRMWARE);
+#endif