[Intel-gfx] [PATCH] drm/i915: Fix the SCC/SSC typo in the SPLL bits definition

Damien Lespiau damien.lespiau at gmail.com
Thu Oct 11 16:24:04 CEST 2012


From: Damien Lespiau <damien.lespiau at intel.com>

We're talking about Spread Spectrum Clocks here, thus SSC.

Signed-off-by: Damien Lespiau <damien.lespiau at intel.com>
---
 drivers/gpu/drm/i915/i915_reg.h  |    6 +++---
 drivers/gpu/drm/i915/intel_ddi.c |    2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index c8c8dd0..8200c31 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4496,8 +4496,8 @@
 /* SPLL */
 #define SPLL_CTL			0x46020
 #define  SPLL_PLL_ENABLE		(1<<31)
-#define  SPLL_PLL_SCC			(1<<28)
-#define  SPLL_PLL_NON_SCC		(2<<28)
+#define  SPLL_PLL_SSC			(1<<28)
+#define  SPLL_PLL_NON_SSC		(2<<28)
 #define  SPLL_PLL_FREQ_810MHz		(0<<26)
 #define  SPLL_PLL_FREQ_1350MHz		(1<<26)
 
@@ -4506,7 +4506,7 @@
 #define WRPLL_CTL2			0x46060
 #define  WRPLL_PLL_ENABLE		(1<<31)
 #define  WRPLL_PLL_SELECT_SSC		(0x01<<28)
-#define  WRPLL_PLL_SELECT_NON_SCC	(0x02<<28)
+#define  WRPLL_PLL_SELECT_NON_SSC	(0x02<<28)
 #define  WRPLL_PLL_SELECT_LCPLL_2700	(0x03<<28)
 /* WRPLL divider programming */
 #define  WRPLL_DIVIDER_REFERENCE(x)	((x)<<0)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index e79d0db..a78860a 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -814,7 +814,7 @@ bool intel_ddi_pll_mode_set(struct drm_crtc *crtc, int clock)
 		WARN(I915_READ(reg) & SPLL_PLL_ENABLE,
 		     "SPLL already enabled\n");
 
-		val = SPLL_PLL_ENABLE | SPLL_PLL_FREQ_1350MHz | SPLL_PLL_SCC;
+		val = SPLL_PLL_ENABLE | SPLL_PLL_FREQ_1350MHz | SPLL_PLL_SSC;
 
 	} else {
 		WARN(1, "Invalid DDI encoder type %d\n", type);
-- 
1.7.7.5




More information about the Intel-gfx mailing list