Re: [Intel-gfx] [PATCH] drm/i915: Look at staged config when fixing pipe_src_w for LVDS

2015-02-27 Thread shuang . he
Tested-By: PRC QA PRTS (Patch Regression Test System Contact: 
shuang...@intel.com)
Task id: 5831
-Summary-
Platform  Delta  drm-intel-nightly  Series Applied
PNV  282/282  282/282
ILK  308/308  308/308
SNB -1  326/326  325/326
IVB  379/379  379/379
BYT  294/294  294/294
HSW  387/387  387/387
BDW -1  316/316  315/316
-Detailed-
Platform  Testdrm-intel-nightly  Series 
Applied
*SNB  igt_kms_pipe_crc_basic_read-crc-pipe-A-frame-sequence  PASS(3)  
DMESG_WARN(1)PASS(1)
*BDW  igt_gem_gtt_hog  PASS(2)  DMESG_WARN(1)PASS(1)
Note: You need to pay more attention to line start with '*'
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Re: [Intel-gfx] [PATCH] drm/i915: Look at staged config when fixing pipe_src_w for LVDS

2015-02-26 Thread Daniel Vetter
On Thu, Feb 26, 2015 at 09:44:45AM +0200, Ander Conselvan de Oliveira wrote:
 The code in function intel_crtc_compute_config() that evens pipe_src_w
 if necessary would look at the current config instead of the staged one
 when deciding if there is an LVDS encoder in use. This could potentially
 lead to the value not being updated, if during the modeset a crtc wasn't
 driving an LVDS encoder.
 
 Signed-off-by: Ander Conselvan de Oliveira 
 ander.conselvan.de.olive...@intel.com

Queued for -next, thanks for the patch.
-Daniel
 ---
 
 I noticed this while looking for things that need to be changed for
 atomic. The patch is only compiled tested.
 
 Ander
 
  drivers/gpu/drm/i915/intel_display.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)
 
 diff --git a/drivers/gpu/drm/i915/intel_display.c 
 b/drivers/gpu/drm/i915/intel_display.c
 index fad5f76..b0f113d 100644
 --- a/drivers/gpu/drm/i915/intel_display.c
 +++ b/drivers/gpu/drm/i915/intel_display.c
 @@ -5592,7 +5592,7 @@ static int intel_crtc_compute_config(struct intel_crtc 
 *crtc,
* - LVDS dual channel mode
* - Double wide pipe
*/
 - if ((intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) 
 + if ((intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) 
intel_is_dual_link_lvds(dev)) || pipe_config-double_wide)
   pipe_config-pipe_src_w = ~1;
  
 -- 
 2.1.0
 
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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[Intel-gfx] [PATCH] drm/i915: Look at staged config when fixing pipe_src_w for LVDS

2015-02-25 Thread Ander Conselvan de Oliveira
The code in function intel_crtc_compute_config() that evens pipe_src_w
if necessary would look at the current config instead of the staged one
when deciding if there is an LVDS encoder in use. This could potentially
lead to the value not being updated, if during the modeset a crtc wasn't
driving an LVDS encoder.

Signed-off-by: Ander Conselvan de Oliveira 
ander.conselvan.de.olive...@intel.com
---

I noticed this while looking for things that need to be changed for
atomic. The patch is only compiled tested.

Ander

 drivers/gpu/drm/i915/intel_display.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_display.c 
b/drivers/gpu/drm/i915/intel_display.c
index fad5f76..b0f113d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5592,7 +5592,7 @@ static int intel_crtc_compute_config(struct intel_crtc 
*crtc,
 * - LVDS dual channel mode
 * - Double wide pipe
 */
-   if ((intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS) 
+   if ((intel_pipe_will_have_type(crtc, INTEL_OUTPUT_LVDS) 
 intel_is_dual_link_lvds(dev)) || pipe_config-double_wide)
pipe_config-pipe_src_w = ~1;
 
-- 
2.1.0

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