Re: [PATCH 01/22] drm/i915: Shrink cxsr_latency_table

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On 05/10/2016 18:01, Ville Syrjälä wrote:
On Wed, Oct 05, 2016 at 01:33:28PM +0100, Tvrtko Ursulin wrote:
From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>

unsigned long is too wide - use smaller types in
struct cxsr_latency to save 800-something bytes of .rodata.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
  drivers/gpu/drm/i915/intel_drv.h | 16 ++++++++--------
  drivers/gpu/drm/i915/intel_pm.c  |  4 ++--
  2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index f48e79ae2ac6..c52b1d3a7ba0 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -807,14 +807,14 @@ struct intel_watermark_params {
  };
struct cxsr_latency {
-	int is_desktop;
-	int is_ddr3;
-	unsigned long fsb_freq;
-	unsigned long mem_freq;
-	unsigned long display_sr;
-	unsigned long display_hpll_disable;
-	unsigned long cursor_sr;
-	unsigned long cursor_hpll_disable;
+	bool is_desktop : 1;
+	bool is_ddr3 : 1;
+	unsigned int fsb_freq;
+	unsigned int mem_freq;
+	unsigned int display_sr;
+	unsigned int display_hpll_disable;
+	unsigned int cursor_sr;
+	unsigned int cursor_hpll_disable;
Am I blind or would all of the values fit even in u16?

No you are right, I'll improve it accordingly. :)

Regards,

Tvrtko

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