On Tue, Jan 11, 2022 at 06:19:10PM +0200, Jani Nikula wrote:
On Tue, 11 Jan 2022, Lucas De Marchi <lucas.demar...@intel.com> wrote:
On Tue, Jan 11, 2022 at 10:55:44AM +0200, Jani Nikula wrote:
On Mon, 10 Jan 2022, Ville Syrjälä <ville.syrj...@linux.intel.com> wrote:
On Mon, Jan 10, 2022 at 11:57:39AM +0200, Jani Nikula wrote:
The video/vga.h has macros for the VGA registers. Switch to use them.

Suggested-by: Matt Roper <matthew.d.ro...@intel.com>
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
 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..43c12036c1fa 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(VGA_SEQ_CLOCK_MODE, VGA_SEQ_I);

Not a huge fan of some of these defines since now I have
no idea what register this is selecting.

It's a bit silly that we have our own macros for this stuff, but I get
the point. Took me a while to figure the changes out because the macros
in video/vga.h aren't even grouped in a helpful way.

I guess you'd prefer patch [1] over patches 3-4 in this series then? For
me the main goal is to just reduce the size of i915_reg.h.

alternatively, to patch video/vga.h to make it pretty?

If it's enough to just rearrange the stuff, maybe. But if it means
renames, I'm not going to touch a big pile of ancient fb/vga drivers to
chase this one.

I think it would be ok to add them as aliases to the names used in
other places. Then the other places can be converted later if at all.

But not a strong opinion... up to you, Ville and Matt.

Lucas De Marchi

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