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path: root/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_legacy_crtc.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_legacy_crtc.c77
1 files changed, 7 insertions, 70 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index cc27485a07a..b6d8081e124 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -339,69 +339,6 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
}
}
-/* properly set crtc bpp when using atombios */
-void radeon_legacy_atom_set_surface(struct drm_crtc *crtc)
-{
- struct drm_device *dev = crtc->dev;
- struct radeon_device *rdev = dev->dev_private;
- struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
- int format;
- uint32_t crtc_gen_cntl;
- uint32_t disp_merge_cntl;
- uint32_t crtc_pitch;
-
- switch (crtc->fb->bits_per_pixel) {
- case 8:
- format = 2;
- break;
- case 15: /* 555 */
- format = 3;
- break;
- case 16: /* 565 */
- format = 4;
- break;
- case 24: /* RGB */
- format = 5;
- break;
- case 32: /* xRGB */
- format = 6;
- break;
- default:
- return;
- }
-
- crtc_pitch = ((((crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8)) * crtc->fb->bits_per_pixel) +
- ((crtc->fb->bits_per_pixel * 8) - 1)) /
- (crtc->fb->bits_per_pixel * 8));
- crtc_pitch |= crtc_pitch << 16;
-
- WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch);
-
- switch (radeon_crtc->crtc_id) {
- case 0:
- disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL);
- disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
- WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
-
- crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL) & 0xfffff0ff;
- crtc_gen_cntl |= (format << 8);
- crtc_gen_cntl |= RADEON_CRTC_EXT_DISP_EN;
- WREG32(RADEON_CRTC_GEN_CNTL, crtc_gen_cntl);
- break;
- case 1:
- disp_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL);
- disp_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
- WREG32(RADEON_DISP2_MERGE_CNTL, disp_merge_cntl);
-
- crtc_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL) & 0xfffff0ff;
- crtc_gen_cntl |= (format << 8);
- WREG32(RADEON_CRTC2_GEN_CNTL, crtc_gen_cntl);
- WREG32(RADEON_FP_H2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID));
- WREG32(RADEON_FP_V2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID));
- break;
- }
-}
-
int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb)
{
@@ -755,7 +692,6 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
uint32_t post_divider = 0;
uint32_t freq = 0;
uint8_t pll_gain;
- int pll_flags = RADEON_PLL_LEGACY;
bool use_bios_divs = false;
/* PLL registers */
uint32_t pll_ref_div = 0;
@@ -789,10 +725,12 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
else
pll = &rdev->clock.p1pll;
+ pll->flags = RADEON_PLL_LEGACY;
+
if (mode->clock > 200000) /* range limits??? */
- pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
+ pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
else
- pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
+ pll->flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
if (encoder->crtc == crtc) {
@@ -804,7 +742,7 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
}
if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
- pll_flags |= RADEON_PLL_NO_ODD_POST_DIV;
+ pll->flags |= RADEON_PLL_NO_ODD_POST_DIV;
if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS) {
if (!rdev->is_atom_bios) {
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
@@ -819,7 +757,7 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
}
}
}
- pll_flags |= RADEON_PLL_USE_REF_DIV;
+ pll->flags |= RADEON_PLL_USE_REF_DIV;
}
}
}
@@ -829,8 +767,7 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
if (!use_bios_divs) {
radeon_compute_pll(pll, mode->clock,
&freq, &feedback_div, &frac_fb_div,
- &reference_div, &post_divider,
- pll_flags);
+ &reference_div, &post_divider);
for (post_div = &post_divs[0]; post_div->divider; ++post_div) {
if (post_div->divider == post_divider)