Re: [PATCH v2 1/2] drm/i915/vga: switch to use VGA definitions from video/vga.h

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On Wed, Feb 02, 2022 at 01:25:08PM +0200, Jani Nikula wrote:
> The video/vga.h has macros for the VGA registers. Switch to use them.
> 
> v2: Use direct 0x01 instead of the confusing VGA_SEQ_CLOCK_MODE (Ville)
> 
> Suggested-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>

Series is
Reviewed-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>

> ---
>  drivers/gpu/drm/i915/display/intel_vga.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_vga.c b/drivers/gpu/drm/i915/display/intel_vga.c
> index fa779f7ea415..b5d058404c14 100644
> --- a/drivers/gpu/drm/i915/display/intel_vga.c
> +++ b/drivers/gpu/drm/i915/display/intel_vga.c
> @@ -7,6 +7,7 @@
>  #include <linux/vgaarb.h>
>  
>  #include <drm/i915_drm.h>
> +#include <video/vga.h>
>  
>  #include "i915_drv.h"
>  #include "intel_de.h"
> @@ -34,9 +35,9 @@ void intel_vga_disable(struct drm_i915_private *dev_priv)
>  
>  	/* WaEnableVGAAccessThroughIOPort:ctg,elk,ilk,snb,ivb,vlv,hsw */
>  	vga_get_uninterruptible(pdev, VGA_RSRC_LEGACY_IO);
> -	outb(SR01, VGA_SR_INDEX);
> -	sr1 = inb(VGA_SR_DATA);
> -	outb(sr1 | 1 << 5, VGA_SR_DATA);
> +	outb(0x01, VGA_SEQ_I);
> +	sr1 = inb(VGA_SEQ_D);
> +	outb(sr1 | VGA_SR01_SCREEN_OFF, VGA_SEQ_D);
>  	vga_put(pdev, VGA_RSRC_LEGACY_IO);
>  	udelay(300);
>  
> @@ -92,7 +93,7 @@ void intel_vga_reset_io_mem(struct drm_i915_private *i915)
>  	 * and error messages.
>  	 */
>  	vga_get_uninterruptible(pdev, VGA_RSRC_LEGACY_IO);
> -	outb(inb(VGA_MSR_READ), VGA_MSR_WRITE);
> +	outb(inb(VGA_MIS_R), VGA_MIS_W);
>  	vga_put(pdev, VGA_RSRC_LEGACY_IO);
>  }
>  
> -- 
> 2.30.2

-- 
Ville Syrjälä
Intel



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