gma500: Read the GCT panel type information for Medfield (060351f1) · Commits · 戴 / test

drivers/staging/gma500/mrst_bios.c

+28 −1

Original line number	Diff line number	Diff line
		@@ -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;
		}
		}
		}