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Subject[PATCH 27/29] gma500: Read the GCT panel type information for Medfield
Date
From: Alan Cox <alan@linux.intel.com>

Missed in the original merge work

Signed-off-by: Alan Cox <alan@linux.intel.com>
---
drivers/staging/gma500/mrst_bios.c | 29 ++++++++++++++++++++++++++++-
1 files changed, 28 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/gma500/mrst_bios.c b/drivers/staging/gma500/mrst_bios.c
index 0d944c4..103777b 100644
--- a/drivers/staging/gma500/mrst_bios.c
+++ b/drivers/staging/gma500/mrst_bios.c
@@ -28,6 +28,12 @@
#include "psb_drm.h"
#include "psb_drv.h"
#include "mrst_bios.h"
+#include "mdfld_output.h"
+
+static int panel_id;
+module_param_named(panel_id, panel_id, int, 0600);
+MODULE_PARM_DESC(panel_id, "Panel Identifier");
+

void mrst_get_fuse_settings(struct drm_device *dev)
{
@@ -231,6 +237,27 @@ void mrst_get_vbt_data(struct drm_psb_private *dev_priv)
dev_err(dev->dev, "Unknown revision of GCT!\n");
vbt->size = 0;
}
- /* FIXME: Need to sort out Medfield panel identifiers in future */
+ if (IS_MDFLD(dev_priv->dev)){
+ if (panel_id == GCT_DETECT) {
+ if (dev_priv->gct_data.bpi == 2) {
+ dev_info(dev->dev, "[GFX] PYR Panel Detected\n");
+ dev_priv->panel_id = PYR_CMD;
+ panel_id = PYR_CMD;
+ }
+ else if(dev_priv->gct_data.bpi == 0) {
+ dev_info(dev->dev, "[GFX] TMD Panel Detected.\n");
+ dev_priv->panel_id = TMD_VID;
+ panel_id = TMD_VID;
+ }
+ else {
+ dev_info(dev->dev, "[GFX] Default Panel (TPO)\n");
+ dev_priv->panel_id = TPO_CMD;
+ panel_id = TPO_CMD;
+ }
+ } else {
+ dev_info(dev->dev, "[GFX] Panel Parameter Passed in through cmd line\n");
+ dev_priv->panel_id = panel_id;
+ }
+ }
}



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