gxfb: move MSR bit fields into gxfb.h

PATCH New Andres Salomon 1 participant 1 message Mar 11, 2008 Framebuffer layer

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Andres Salomon

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2008-03-11 22:10 UTC #0 lore raw

PATCH 3/6 gxfb: move MSR bit fields into gxfb.h

This continues the gxfb header cleanups. MSRs are defined in geode.h; the specific bits we care about are defined in gxfb.h.

Signed-off-by Andres Salomon <[email protected]>

---
 drivers/video/geode/display_gx.h |    3 ---
 drivers/video/geode/gxfb.h       |   16 ++++++++++++++++
 drivers/video/geode/gxfb_core.c  |    2 +-
 drivers/video/geode/video_gx.c   |    4 ++--
 drivers/video/geode/video_gx.h   |   14 --------------
 5 files changed, 19 insertions(+), 20 deletions(-)

drivers/video/geode/display_gx.h +0 -3

index 56e9d2e..ad556d3 100644
@@ -16,7 +16,4 @@ int gx_line_delta(int xres, int bpp);
 
 extern struct geode_dc_ops gx_dc_ops;
 
-/* MSR that tells us if a TFT or CRT is attached */
-#define GLD_MSR_CONFIG_DM_FP 0x40
-
 #endif /* !__DISPLAY_GX1_H__ */

drivers/video/geode/gxfb.h +16 -0

index d408ad3..c21f9dc 100644
@@ -252,4 +252,20 @@ static inline void write_fp(struct geodefb_par *par, int reg, uint32_t val)
 	writel(val, par->vid_regs + 8*reg + VP_FP_START);
 }
 
+
+/* MSRs are defined in asm/geode.h; their bitfields are here */
+
+#define MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3	(1 << 3)
+#define MSR_GLCP_SYS_RSTPLL_DOTPREMULT2	(1 << 2)
+#define MSR_GLCP_SYS_RSTPLL_DOTPREDIV2	(1 << 1)
+
+#define MSR_GLCP_DOTPLL_LOCK		(1 << 25)	/* r/o */
+#define MSR_GLCP_DOTPLL_BYPASS		(1 << 15)
+#define MSR_GLCP_DOTPLL_DOTRESET	(1 << 0)
+
+#define MSR_GX_MSR_PADSEL_MASK		0x3FFFFFFF	/* undocumented? */
+#define MSR_GX_MSR_PADSEL_TFT		0x1FFFFFFF	/* undocumented? */
+
+#define MSR_GX_GLD_MSR_CONFIG_FP	(1 << 3)
+
 #endif

drivers/video/geode/gxfb_core.c +1 -1

index fd58dcc..0913251 100644
@@ -328,7 +328,7 @@ static int __init gxfb_probe(struct pci_dev *pdev, const struct pci_device_id *i
 
 	rdmsrl(MSR_GX_GLD_MSR_CONFIG, val);
 
-	if ((val & GLD_MSR_CONFIG_DM_FP) == GLD_MSR_CONFIG_DM_FP)
+	if ((val & MSR_GX_GLD_MSR_CONFIG_FP) == MSR_GX_GLD_MSR_CONFIG_FP)
 		par->enable_crt = 0;
 	else
 		par->enable_crt = 1;

drivers/video/geode/video_gx.c +2 -2

index 1b98b7b..1e26bc4 100644
@@ -187,8 +187,8 @@ gx_configure_tft(struct fb_info *info)
 	/* Set up the DF pad select MSR */
 
 	rdmsrl(MSR_GX_MSR_PADSEL, val);
-	val &= ~GX_VP_PAD_SELECT_MASK;
-	val |= GX_VP_PAD_SELECT_TFT;
+	val &= ~MSR_GX_MSR_PADSEL_MASK;
+	val |= MSR_GX_MSR_PADSEL_TFT;
 	wrmsrl(MSR_GX_MSR_PADSEL, val);
 
 	/* Turn off the panel */

drivers/video/geode/video_gx.h +0 ~~-14~~

index 5457bd0..79f6e81 100644
@@ -13,18 +13,4 @@
 
 extern struct geode_vid_ops gx_vid_ops;
 
-/* GX Flatpanel control MSR */
-#define GX_VP_PAD_SELECT_MASK          0x3FFFFFFF
-#define GX_VP_PAD_SELECT_TFT           0x1FFFFFFF
-
-/* Geode GX clock control MSRs */
-
-#  define MSR_GLCP_SYS_RSTPLL_DOTPREDIV2	(0x0000000000000002ull)
-#  define MSR_GLCP_SYS_RSTPLL_DOTPREMULT2	(0x0000000000000004ull)
-#  define MSR_GLCP_SYS_RSTPLL_DOTPOSTDIV3	(0x0000000000000008ull)
-
-#  define MSR_GLCP_DOTPLL_DOTRESET		(0x0000000000000001ull)
-#  define MSR_GLCP_DOTPLL_BYPASS		(0x0000000000008000ull)
-#  define MSR_GLCP_DOTPLL_LOCK			(0x0000000002000000ull)
-
 #endif /* !__VIDEO_GX_H__ */

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