In mgag200_set_mode_regs(), align variable names with the field names
given in the Matrox programming manuals. Makes the code and docs grep-
able.
Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
Reviewed-by: Jocelyn Falempe <jfalempe@xxxxxxxxxx>
---
drivers/gpu/drm/mgag200/mgag200_mode.c | 54 +++++++++++++-------------
1 file changed, 27 insertions(+), 27 deletions(-)
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 18b127841dd9..6a0477426c07 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -204,12 +204,12 @@ void mgag200_init_registers(struct mga_device *mdev)
void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mode *mode,
bool set_vidrst)
{
- unsigned int hdisplay, hsyncstart, hsyncend, htotal;
- unsigned int vdisplay, vsyncstart, vsyncend, vtotal;
+ unsigned int hdispend, hsyncstr, hsyncend, htotal;
+ unsigned int vdispend, vsyncstr, vsyncend, vtotal;
u8 misc, crtcext1, crtcext2, crtcext5;
- hdisplay = mode->hdisplay / 8 - 1;
- hsyncstart = mode->hsync_start / 8 - 1;
+ hdispend = mode->hdisplay / 8 - 1;
+ hsyncstr = mode->hsync_start / 8 - 1;
hsyncend = mode->hsync_end / 8 - 1;
htotal = mode->htotal / 8 - 1;
@@ -217,8 +217,8 @@ void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mod
if ((htotal & 0x07) == 0x06 || (htotal & 0x07) == 0x04)
htotal++;
- vdisplay = mode->vdisplay - 1;
- vsyncstart = mode->vsync_start - 1;
+ vdispend = mode->vdisplay - 1;
+ vsyncstr = mode->vsync_start - 1;
vsyncend = mode->vsync_end - 1;
vtotal = mode->vtotal - 2;
@@ -235,45 +235,45 @@ void mgag200_set_mode_regs(struct mga_device *mdev, const struct drm_display_mod
misc &= ~MGAREG_MISC_VSYNCPOL;
crtcext1 = (((htotal - 4) & 0x100) >> 8) |
- ((hdisplay & 0x100) >> 7) |
- ((hsyncstart & 0x100) >> 6) |
+ ((hdispend & 0x100) >> 7) |
+ ((hsyncstr & 0x100) >> 6) |
(htotal & 0x40);
if (set_vidrst)
crtcext1 |= MGAREG_CRTCEXT1_VRSTEN |
MGAREG_CRTCEXT1_HRSTEN;
crtcext2 = ((vtotal & 0xc00) >> 10) |
- ((vdisplay & 0x400) >> 8) |
- ((vdisplay & 0xc00) >> 7) |
- ((vsyncstart & 0xc00) >> 5) |
- ((vdisplay & 0x400) >> 3);
+ ((vdispend & 0x400) >> 8) |
+ ((vdispend & 0xc00) >> 7) |
+ ((vsyncstr & 0xc00) >> 5) |
+ ((vdispend & 0x400) >> 3);
crtcext5 = 0x00;
WREG_CRT(0x00, htotal - 4);
- WREG_CRT(0x01, hdisplay);
- WREG_CRT(0x02, hdisplay);
+ WREG_CRT(0x01, hdispend);
+ WREG_CRT(0x02, hdispend);
WREG_CRT(0x03, (htotal & 0x1f) | 0x80);
- WREG_CRT(0x04, hsyncstart);
+ WREG_CRT(0x04, hsyncstr);
WREG_CRT(0x05, ((htotal & 0x20) << 2) | (hsyncend & 0x1f));
WREG_CRT(0x06, vtotal & 0xff);
WREG_CRT(0x07, ((vtotal & 0x100) >> 8) |
- ((vdisplay & 0x100) >> 7) |
- ((vsyncstart & 0x100) >> 6) |
- ((vdisplay & 0x100) >> 5) |
- ((vdisplay & 0x100) >> 4) | /* linecomp */
+ ((vdispend & 0x100) >> 7) |
+ ((vsyncstr & 0x100) >> 6) |
+ ((vdispend & 0x100) >> 5) |
+ ((vdispend & 0x100) >> 4) | /* linecomp */
((vtotal & 0x200) >> 4) |
- ((vdisplay & 0x200) >> 3) |
- ((vsyncstart & 0x200) >> 2));
- WREG_CRT(0x09, ((vdisplay & 0x200) >> 4) |
- ((vdisplay & 0x200) >> 3));
- WREG_CRT(0x10, vsyncstart & 0xff);
+ ((vdispend & 0x200) >> 3) |
+ ((vsyncstr & 0x200) >> 2));
+ WREG_CRT(0x09, ((vdispend & 0x200) >> 4) |
+ ((vdispend & 0x200) >> 3));
+ WREG_CRT(0x10, vsyncstr & 0xff);
WREG_CRT(0x11, (vsyncend & 0x0f) | 0x20);
- WREG_CRT(0x12, vdisplay & 0xff);
+ WREG_CRT(0x12, vdispend & 0xff);
WREG_CRT(0x14, 0);
- WREG_CRT(0x15, vdisplay & 0xff);
+ WREG_CRT(0x15, vdispend & 0xff);
WREG_CRT(0x16, (vtotal + 1) & 0xff);
WREG_CRT(0x17, 0xc3);
- WREG_CRT(0x18, vdisplay & 0xff);
+ WREG_CRT(0x18, vdispend & 0xff);
WREG_ECRT(0x01, crtcext1);
WREG_ECRT(0x02, crtcext2);
--
2.45.2
