summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_legacy_crtc.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_legacy_crtc.c69
1 files changed, 44 insertions, 25 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index e1e5255396ac..ace2e6384d40 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -272,7 +272,7 @@ static uint8_t radeon_compute_pll_gain(uint16_t ref_freq, uint16_t ref_div,
if (!ref_div)
return 1;
- vcoFreq = ((unsigned)ref_freq & fb_div) / ref_div;
+ vcoFreq = ((unsigned)ref_freq * fb_div) / ref_div;
/*
* This is horribly crude: the VCO frequency range is divided into
@@ -348,10 +348,25 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
struct drm_framebuffer *old_fb)
{
+ return radeon_crtc_do_set_base(crtc, old_fb, x, y, 0);
+}
+
+int radeon_crtc_set_base_atomic(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ int x, int y, enum mode_set_atomic state)
+{
+ return radeon_crtc_do_set_base(crtc, fb, x, y, 1);
+}
+
+int radeon_crtc_do_set_base(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ int x, int y, int atomic)
+{
struct drm_device *dev = crtc->dev;
struct radeon_device *rdev = dev->dev_private;
struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
struct radeon_framebuffer *radeon_fb;
+ struct drm_framebuffer *target_fb;
struct drm_gem_object *obj;
struct radeon_bo *rbo;
uint64_t base;
@@ -362,16 +377,23 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
uint32_t gen_cntl_reg, gen_cntl_val;
int r;
- DRM_DEBUG("\n");
+ DRM_DEBUG_KMS("\n");
/* no fb bound */
- if (!crtc->fb) {
- DRM_DEBUG("No FB bound\n");
+ if (!atomic && !crtc->fb) {
+ DRM_DEBUG_KMS("No FB bound\n");
return 0;
}
- radeon_fb = to_radeon_framebuffer(crtc->fb);
+ if (atomic) {
+ radeon_fb = to_radeon_framebuffer(fb);
+ target_fb = fb;
+ }
+ else {
+ radeon_fb = to_radeon_framebuffer(crtc->fb);
+ target_fb = crtc->fb;
+ }
- switch (crtc->fb->bits_per_pixel) {
+ switch (target_fb->bits_per_pixel) {
case 8:
format = 2;
break;
@@ -415,10 +437,10 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
crtc_offset_cntl = 0;
- pitch_pixels = crtc->fb->pitch / (crtc->fb->bits_per_pixel / 8);
- crtc_pitch = (((pitch_pixels * crtc->fb->bits_per_pixel) +
- ((crtc->fb->bits_per_pixel * 8) - 1)) /
- (crtc->fb->bits_per_pixel * 8));
+ pitch_pixels = target_fb->pitch / (target_fb->bits_per_pixel / 8);
+ crtc_pitch = (((pitch_pixels * target_fb->bits_per_pixel) +
+ ((target_fb->bits_per_pixel * 8) - 1)) /
+ (target_fb->bits_per_pixel * 8));
crtc_pitch |= crtc_pitch << 16;
@@ -443,14 +465,14 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
crtc_tile_x0_y0 = x | (y << 16);
base &= ~0x7ff;
} else {
- int byteshift = crtc->fb->bits_per_pixel >> 4;
+ int byteshift = target_fb->bits_per_pixel >> 4;
int tile_addr = (((y >> 3) * pitch_pixels + x) >> (8 - byteshift)) << 11;
base += tile_addr + ((x << byteshift) % 256) + ((y % 8) << 8);
crtc_offset_cntl |= (y % 16);
}
} else {
int offset = y * pitch_pixels + x;
- switch (crtc->fb->bits_per_pixel) {
+ switch (target_fb->bits_per_pixel) {
case 8:
offset *= 1;
break;
@@ -496,8 +518,8 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, crtc_offset);
WREG32(RADEON_CRTC_PITCH + radeon_crtc->crtc_offset, crtc_pitch);
- if (old_fb && old_fb != crtc->fb) {
- radeon_fb = to_radeon_framebuffer(old_fb);
+ if (!atomic && fb && fb != crtc->fb) {
+ radeon_fb = to_radeon_framebuffer(fb);
rbo = radeon_fb->obj->driver_private;
r = radeon_bo_reserve(rbo, false);
if (unlikely(r != 0))
@@ -528,7 +550,7 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod
uint32_t crtc_v_sync_strt_wid;
bool is_tv = false;
- DRM_DEBUG("\n");
+ DRM_DEBUG_KMS("\n");
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
if (encoder->crtc == crtc) {
struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
@@ -717,10 +739,6 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
pll = &rdev->clock.p1pll;
pll->flags = RADEON_PLL_LEGACY;
- if (radeon_new_pll == 1)
- pll->algo = PLL_ALGO_NEW;
- else
- pll->algo = PLL_ALGO_LEGACY;
if (mode->clock > 200000) /* range limits??? */
pll->flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
@@ -757,7 +775,7 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
}
}
- DRM_DEBUG("\n");
+ DRM_DEBUG_KMS("\n");
if (!use_bios_divs) {
radeon_compute_pll(pll, mode->clock,
@@ -772,7 +790,7 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
if (!post_div->divider)
post_div = &post_divs[0];
- DRM_DEBUG("dc=%u, fd=%d, rd=%d, pd=%d\n",
+ DRM_DEBUG_KMS("dc=%u, fd=%d, rd=%d, pd=%d\n",
(unsigned)freq,
feedback_div,
reference_div,
@@ -841,12 +859,12 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
| RADEON_P2PLL_SLEEP
| RADEON_P2PLL_ATOMIC_UPDATE_EN));
- DRM_DEBUG("Wrote2: 0x%08x 0x%08x 0x%08x (0x%08x)\n",
+ DRM_DEBUG_KMS("Wrote2: 0x%08x 0x%08x 0x%08x (0x%08x)\n",
(unsigned)pll_ref_div,
(unsigned)pll_fb_post_div,
(unsigned)htotal_cntl,
RREG32_PLL(RADEON_P2PLL_CNTL));
- DRM_DEBUG("Wrote2: rd=%u, fd=%u, pd=%u\n",
+ DRM_DEBUG_KMS("Wrote2: rd=%u, fd=%u, pd=%u\n",
(unsigned)pll_ref_div & RADEON_P2PLL_REF_DIV_MASK,
(unsigned)pll_fb_post_div & RADEON_P2PLL_FB0_DIV_MASK,
(unsigned)((pll_fb_post_div &
@@ -947,12 +965,12 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
| RADEON_PPLL_ATOMIC_UPDATE_EN
| RADEON_PPLL_VGA_ATOMIC_UPDATE_EN));
- DRM_DEBUG("Wrote: 0x%08x 0x%08x 0x%08x (0x%08x)\n",
+ DRM_DEBUG_KMS("Wrote: 0x%08x 0x%08x 0x%08x (0x%08x)\n",
pll_ref_div,
pll_fb_post_div,
(unsigned)htotal_cntl,
RREG32_PLL(RADEON_PPLL_CNTL));
- DRM_DEBUG("Wrote: rd=%d, fd=%d, pd=%d\n",
+ DRM_DEBUG_KMS("Wrote: rd=%d, fd=%d, pd=%d\n",
pll_ref_div & RADEON_PPLL_REF_DIV_MASK,
pll_fb_post_div & RADEON_PPLL_FB3_DIV_MASK,
(pll_fb_post_div & RADEON_PPLL_POST3_DIV_MASK) >> 16);
@@ -1040,6 +1058,7 @@ static const struct drm_crtc_helper_funcs legacy_helper_funcs = {
.mode_fixup = radeon_crtc_mode_fixup,
.mode_set = radeon_crtc_mode_set,
.mode_set_base = radeon_crtc_set_base,
+ .mode_set_base_atomic = radeon_crtc_set_base_atomic,
.prepare = radeon_crtc_prepare,
.commit = radeon_crtc_commit,
.load_lut = radeon_crtc_load_lut,
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-03 14:47:26 +0200