MIC driver should use info from CRTC to check mode of work instead of
illegally peeking into nodes of other devices.
Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_mic.c | 44 +++------------------------------
1 file changed, 4 insertions(+), 40 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c
index e457205..9f2fa8a 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_mic.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c
@@ -21,9 +21,12 @@
#include <linux/component.h>
#include <linux/pm_runtime.h>
#include <drm/drmP.h>
+#include <drm/drm_encoder.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
+#include <exynos_drm_drv.h>
+
/* Sysreg registers for MIC */
#define DSD_CFG_MUX 0x1004
#define MIC0_RGB_MUX (1 << 0)
@@ -85,12 +88,6 @@
#define MIC_BS_SIZE_2D(x) ((x) & 0x3fff)
-enum {
- ENDPOINT_DECON_NODE,
- ENDPOINT_DSI_NODE,
- NUM_ENDPOINTS
-};
-
static char *clk_names[] = { "pclk_mic0", "sclk_rgb_vclk_to_mic0" };
#define NUM_CLKS ARRAY_SIZE(clk_names)
static DEFINE_MUTEX(mic_mutex);
@@ -229,36 +226,6 @@ static void mic_set_reg_on(struct exynos_mic *mic, bool enable)
writel(reg, mic->reg + MIC_OP);
}
-static int parse_dt(struct exynos_mic *mic)
-{
- int ret = 0, i, j;
- struct device_node *remote_node;
- struct device_node *nodes[3];
-
- /*
- * The order of endpoints does matter.
- * The first node must be for decon and the second one must be for dsi.
- */
- for (i = 0, j = 0; i < NUM_ENDPOINTS; i++) {
- remote_node = of_graph_get_remote_node(mic->dev->of_node, i, 0);
- if (!remote_node) {
- ret = -EPIPE;
- goto exit;
- }
- nodes[j++] = remote_node;
-
- if (i == ENDPOINT_DECON_NODE &&
- of_get_child_by_name(remote_node, "i80-if-timings"))
- mic->i80_mode = 1;
- }
-
-exit:
- while (--j > -1)
- of_node_put(nodes[j]);
-
- return ret;
-}
-
static void mic_disable(struct drm_bridge *bridge) { }
static void mic_post_disable(struct drm_bridge *bridge)
@@ -286,6 +253,7 @@ static void mic_mode_set(struct drm_bridge *bridge,
mutex_lock(&mic_mutex);
drm_display_mode_to_videomode(mode, &mic->vm);
+ mic->i80_mode = to_exynos_crtc(bridge->encoder->crtc)->i80_mode;
mutex_unlock(&mic_mutex);
}
@@ -425,10 +393,6 @@ static int exynos_mic_probe(struct platform_device *pdev)
mic->dev = dev;
- ret = parse_dt(mic);
- if (ret)
- goto err;
-
ret = of_address_to_resource(dev->of_node, 0, &res);
if (ret) {
DRM_ERROR("mic: Failed to get mem region for MIC\n");
--
2.7.4
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