From: Ville Syrjälä Date: Fri, 12 Sep 2014 17:53:32 +0000 (+0300) Subject: drm/i915: Move the cursor_base setup to i{845, 9xx}_update_cursor() X-Git-Tag: v3.19-rc1~73^2~79^2~61 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=99d1f3878baa86d5ce9e275ae9568fd903616f54;p=linux.git drm/i915: Move the cursor_base setup to i{845, 9xx}_update_cursor() To make the code a bit more undestandable move the intel_crtc->cursor_base assignment into the low level update cursor routines. That's were we compare the current value with the new one so immediately seeing that it gets assigned only afterwards helps one to understand that it gets assigned only after the comparison. Signed-off-by: Ville Syrjälä Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 1556c70e2253..fbfdaf4f36b9 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -8258,8 +8258,10 @@ static void i845_update_cursor(struct drm_crtc *crtc, u32 base) intel_crtc->cursor_cntl = 0; } - if (intel_crtc->cursor_base != base) + if (intel_crtc->cursor_base != base) { I915_WRITE(_CURABASE, base); + intel_crtc->cursor_base = base; + } if (intel_crtc->cursor_size != size) { I915_WRITE(CURSIZE, size); @@ -8312,6 +8314,8 @@ static void i9xx_update_cursor(struct drm_crtc *crtc, u32 base) /* and commit changes on next vblank */ I915_WRITE(CURBASE(pipe), base); POSTING_READ(CURBASE(pipe)); + + intel_crtc->cursor_base = base; } /* If no-part of the cursor is visible on the framebuffer, then the GPU may hang... */ @@ -8362,7 +8366,6 @@ static void intel_crtc_update_cursor(struct drm_crtc *crtc, i845_update_cursor(crtc, base); else i9xx_update_cursor(crtc, base); - intel_crtc->cursor_base = base; } static bool cursor_size_ok(struct drm_device *dev,