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drm/mgag200: Move ER/EW3 register initialization to per-model code

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The register initialization code contains special cases for G200ER
and G200EW3 hardware. Move this to per-model code.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Tested-by: Jocelyn Falempe <jfalempe@redhat.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220728124103.30159-4-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2022-07-28 14:40:52 +02:00
parent 1ee181fe95
commit 9382ec27ac
3 changed files with 10 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/gpu/drm/mgag200/mgag200_g200er.c
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@@ -27,6 +27,8 @@ static void mgag200_g200er_init_registers(struct mga_device *mdev)
WREG_DAC(0x90, 0); /* G200ER specific */
mgag200_init_registers(mdev);
WREG_ECRT(0x24, 0x5); /* G200ER specific */
}
/*

9
drivers/gpu/drm/mgag200/mgag200_g200ew3.c
View File

@@ -6,6 +6,13 @@
#include "mgag200_drv.h"
static void mgag200_g200ew3_init_registers(struct mga_device *mdev)
{
mgag200_g200wb_init_registers(mdev); // same as G200WB
WREG_ECRT(0x34, 0x5); // G200EW3 specific
}
/*
* DRM device
*/
@@ -50,7 +57,7 @@ struct mga_device *mgag200_g200ew3_device_create(struct pci_dev *pdev,
if (ret)
return ERR_PTR(ret);
mgag200_g200wb_init_registers(mdev); // same as G200WB
mgag200_g200ew3_init_registers(mdev);
vram_available = mgag200_g200ew3_device_probe_vram(mdev);

6
drivers/gpu/drm/mgag200/mgag200_mode.c
View File

@@ -287,12 +287,6 @@ void mgag200_init_registers(struct mga_device *mdev)
MGAREG_CRTC11_VINTCLR);
WREG_CRT(0x11, crtc11);
if (mdev->type == G200_ER)
WREG_ECRT(0x24, 0x5);
if (mdev->type == G200_EW3)
WREG_ECRT(0x34, 0x5);
misc = RREG8(MGA_MISC_IN);
misc |= MGAREG_MISC_IOADSEL;
WREG8(MGA_MISC_OUT, misc);