drm/nv50-nvc0: precalculate some fb state when creating them
Just a cleanup, to avoid duplicating parts of nv50_crtc.c's code in
the page flipping routines.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index 505c6bf..3a30d82 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -32,6 +32,7 @@
#include "nouveau_hw.h"
#include "nouveau_crtc.h"
#include "nouveau_dma.h"
+#include "nv50_display.h"
static void
nouveau_user_framebuffer_destroy(struct drm_framebuffer *drm_fb)
@@ -61,18 +62,59 @@
};
int
-nouveau_framebuffer_init(struct drm_device *dev, struct nouveau_framebuffer *nouveau_fb,
- struct drm_mode_fb_cmd *mode_cmd, struct nouveau_bo *nvbo)
+nouveau_framebuffer_init(struct drm_device *dev,
+ struct nouveau_framebuffer *nv_fb,
+ struct drm_mode_fb_cmd *mode_cmd,
+ struct nouveau_bo *nvbo)
{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct drm_framebuffer *fb = &nv_fb->base;
int ret;
- ret = drm_framebuffer_init(dev, &nouveau_fb->base, &nouveau_framebuffer_funcs);
+ ret = drm_framebuffer_init(dev, fb, &nouveau_framebuffer_funcs);
if (ret) {
return ret;
}
- drm_helper_mode_fill_fb_struct(&nouveau_fb->base, mode_cmd);
- nouveau_fb->nvbo = nvbo;
+ drm_helper_mode_fill_fb_struct(fb, mode_cmd);
+ nv_fb->nvbo = nvbo;
+
+ if (dev_priv->card_type >= NV_50) {
+ u32 tile_flags = nouveau_bo_tile_layout(nvbo);
+ if (tile_flags == 0x7a00 ||
+ tile_flags == 0xfe00)
+ nv_fb->r_dma = NvEvoFB32;
+ else
+ if (tile_flags == 0x7000)
+ nv_fb->r_dma = NvEvoFB16;
+ else
+ nv_fb->r_dma = NvEvoVRAM_LP;
+
+ switch (fb->depth) {
+ case 8: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_8; break;
+ case 15: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_15; break;
+ case 16: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_16; break;
+ case 24:
+ case 32: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_24; break;
+ case 30: nv_fb->r_format = NV50_EVO_CRTC_FB_DEPTH_30; break;
+ default:
+ NV_ERROR(dev, "unknown depth %d\n", fb->depth);
+ return -EINVAL;
+ }
+
+ if (dev_priv->chipset == 0x50)
+ nv_fb->r_format |= (tile_flags << 8);
+
+ if (!tile_flags)
+ nv_fb->r_pitch = 0x00100000 | fb->pitch;
+ else {
+ u32 mode = nvbo->tile_mode;
+ if (dev_priv->card_type >= NV_C0)
+ mode >>= 4;
+ nv_fb->r_pitch = ((fb->pitch / 4) << 4) | mode;
+ }
+ }
+
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_fb.h b/drivers/gpu/drm/nouveau/nouveau_fb.h
index d432134..a3a88ad 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fb.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fb.h
@@ -30,6 +30,9 @@
struct nouveau_framebuffer {
struct drm_framebuffer base;
struct nouveau_bo *nvbo;
+ u32 r_dma;
+ u32 r_format;
+ u32 r_pitch;
};
static inline struct nouveau_framebuffer *
diff --git a/drivers/gpu/drm/nouveau/nv50_crtc.c b/drivers/gpu/drm/nouveau/nv50_crtc.c
index a94aff5..308af1d 100644
--- a/drivers/gpu/drm/nouveau/nv50_crtc.c
+++ b/drivers/gpu/drm/nouveau/nv50_crtc.c
@@ -522,7 +522,7 @@
struct nouveau_channel *evo = nv50_display(dev)->master;
struct drm_framebuffer *drm_fb = nv_crtc->base.fb;
struct nouveau_framebuffer *fb = nouveau_framebuffer(drm_fb);
- int ret, format;
+ int ret;
NV_DEBUG_KMS(dev, "index %d\n", nv_crtc->index);
@@ -548,28 +548,6 @@
}
}
- switch (drm_fb->depth) {
- case 8:
- format = NV50_EVO_CRTC_FB_DEPTH_8;
- break;
- case 15:
- format = NV50_EVO_CRTC_FB_DEPTH_15;
- break;
- case 16:
- format = NV50_EVO_CRTC_FB_DEPTH_16;
- break;
- case 24:
- case 32:
- format = NV50_EVO_CRTC_FB_DEPTH_24;
- break;
- case 30:
- format = NV50_EVO_CRTC_FB_DEPTH_30;
- break;
- default:
- NV_ERROR(dev, "unknown depth %d\n", drm_fb->depth);
- return -EINVAL;
- }
-
nv_crtc->fb.offset = fb->nvbo->bo.mem.start << PAGE_SHIFT;
nv_crtc->fb.tile_flags = nouveau_bo_tile_layout(fb->nvbo);
nv_crtc->fb.cpp = drm_fb->bits_per_pixel / 8;
@@ -579,14 +557,7 @@
return ret;
BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_DMA), 1);
- if (nv_crtc->fb.tile_flags == 0x7a00 ||
- nv_crtc->fb.tile_flags == 0xfe00)
- OUT_RING(evo, NvEvoFB32);
- else
- if (nv_crtc->fb.tile_flags == 0x7000)
- OUT_RING(evo, NvEvoFB16);
- else
- OUT_RING(evo, NvEvoVRAM_LP);
+ OUT_RING (evo, fb->r_dma);
}
ret = RING_SPACE(evo, 12);
@@ -594,30 +565,20 @@
return ret;
BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_OFFSET), 5);
- OUT_RING(evo, nv_crtc->fb.offset >> 8);
- OUT_RING(evo, 0);
- OUT_RING(evo, (drm_fb->height << 16) | drm_fb->width);
- if (!nv_crtc->fb.tile_flags) {
- OUT_RING(evo, drm_fb->pitch | (1 << 20));
- } else {
- u32 tile_mode = fb->nvbo->tile_mode;
- if (dev_priv->card_type >= NV_C0)
- tile_mode >>= 4;
- OUT_RING(evo, ((drm_fb->pitch / 4) << 4) | tile_mode);
- }
- if (dev_priv->chipset == 0x50)
- OUT_RING(evo, (nv_crtc->fb.tile_flags << 8) | format);
- else
- OUT_RING(evo, format);
+ OUT_RING (evo, nv_crtc->fb.offset >> 8);
+ OUT_RING (evo, 0);
+ OUT_RING (evo, (drm_fb->height << 16) | drm_fb->width);
+ OUT_RING (evo, fb->r_pitch);
+ OUT_RING (evo, fb->r_format);
BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, CLUT_MODE), 1);
- OUT_RING(evo, fb->base.depth == 8 ?
- NV50_EVO_CRTC_CLUT_MODE_OFF : NV50_EVO_CRTC_CLUT_MODE_ON);
+ OUT_RING (evo, fb->base.depth == 8 ?
+ NV50_EVO_CRTC_CLUT_MODE_OFF : NV50_EVO_CRTC_CLUT_MODE_ON);
BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, COLOR_CTRL), 1);
- OUT_RING(evo, NV50_EVO_CRTC_COLOR_CTRL_COLOR);
+ OUT_RING (evo, NV50_EVO_CRTC_COLOR_CTRL_COLOR);
BEGIN_RING(evo, 0, NV50_EVO_CRTC(nv_crtc->index, FB_POS), 1);
- OUT_RING(evo, (y << 16) | x);
+ OUT_RING (evo, (y << 16) | x);
if (nv_crtc->lut.depth != fb->base.depth) {
nv_crtc->lut.depth = fb->base.depth;