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drm/mgag200: Add local 'fb' variable 

Add a local 'fb' variable to a few places to get rid of the
'crtc->primary->fb' stuff. Looks neater and helps me with my poor
coccinelle skills later.

Cc: Dave Airlie <airlied@redhat.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1479498793-31021-5-git-send-email-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2016-11-18 21:52:40 +02:00
Родитель 3a6176e7fe
Коммит 72952757b8
1 изменённых файлов: 9 добавлений и 8 удалений
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17
drivers/gpu/drm/mgag200/mgag200_mode.c
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@ -880,6 +880,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
{
struct drm_device *dev = crtc->dev;
struct mga_device *mdev = dev->dev_private;
const struct drm_framebuffer *fb = crtc->primary->fb;
int hdisplay, hsyncstart, hsyncend, htotal;
int vdisplay, vsyncstart, vsyncend, vtotal;
int pitch;
@ -902,7 +903,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
/* 0x48: */ 0, 0, 0, 0, 0, 0, 0, 0
};
bppshift = mdev->bpp_shifts[(crtc->primary->fb->bits_per_pixel >> 3) - 1];
bppshift = mdev->bpp_shifts[(fb->bits_per_pixel >> 3) - 1];
switch (mdev->type) {
case G200_SE_A:
@ -941,12 +942,12 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
break;
}
switch (crtc->primary->fb->bits_per_pixel) {
switch (fb->bits_per_pixel) {
case 8:
dacvalue[MGA1064_MUL_CTL] = MGA1064_MUL_CTL_8bits;
break;
case 16:
if (crtc->primary->fb->depth == 15)
if (fb->depth == 15)
dacvalue[MGA1064_MUL_CTL] = MGA1064_MUL_CTL_15bits;
else
dacvalue[MGA1064_MUL_CTL] = MGA1064_MUL_CTL_16bits;
@ -997,8 +998,8 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
WREG_SEQ(3, 0);
WREG_SEQ(4, 0xe);
pitch = crtc->primary->fb->pitches[0] / (crtc->primary->fb->bits_per_pixel / 8);
if (crtc->primary->fb->bits_per_pixel == 24)
pitch = fb->pitches[0] / (fb->bits_per_pixel / 8);
if (fb->bits_per_pixel == 24)
pitch = (pitch * 3) >> (4 - bppshift);
else
pitch = pitch >> (4 - bppshift);
@ -1075,7 +1076,7 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
((vdisplay & 0xc00) >> 7) |
((vsyncstart & 0xc00) >> 5) |
((vdisplay & 0x400) >> 3);
if (crtc->primary->fb->bits_per_pixel == 24)
if (fb->bits_per_pixel == 24)
ext_vga[3] = (((1 << bppshift) * 3) - 1) | 0x80;
else
ext_vga[3] = ((1 << bppshift) - 1) | 0x80;
@ -1138,9 +1139,9 @@ static int mga_crtc_mode_set(struct drm_crtc *crtc,
u32 bpp;
u32 mb;
if (crtc->primary->fb->bits_per_pixel > 16)
if (fb->bits_per_pixel > 16)
bpp = 32;
else if (crtc->primary->fb->bits_per_pixel > 8)
else if (fb->bits_per_pixel > 8)
bpp = 16;
else
bpp = 8;