The redundant fb helpers .load_lut, .gamma_set and .gamma_get are
no longer used. Remove the dead code and hook up the crtc .gamma_set
to use the crtc gamma_store directly instead of duplicating that
info locally.
Signed-off-by: Peter Rosin <p...@axentia.se>
---
drivers/gpu/drm/nouveau/dispnv04/crtc.c | 26 ++++++++--------------
drivers/gpu/drm/nouveau/nouveau_crtc.h | 3 ---
drivers/gpu/drm/nouveau/nouveau_fbcon.c | 22 -------------------
drivers/gpu/drm/nouveau/nv50_display.c | 39 ++++++++++-----------------------
4 files changed, 21 insertions(+), 69 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
index 4b4b0b4..8f689f1 100644
--- a/drivers/gpu/drm/nouveau/dispnv04/crtc.c
+++ b/drivers/gpu/drm/nouveau/dispnv04/crtc.c
@@ -764,13 +764,18 @@ nv_crtc_gamma_load(struct drm_crtc *crtc)
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
struct drm_device *dev = nv_crtc->base.dev;
struct rgb { uint8_t r, g, b; } __attribute__((packed)) *rgbs;
+ u16 *r, *g, *b;
int i;
rgbs = (struct rgb
*)nv04_display(dev)->mode_reg.crtc_reg[nv_crtc->index].DAC;
+ r = crtc->gamma_store;
+ g = r + crtc->gamma_size;
+ b = g + crtc->gamma_size;
+
for (i = 0; i < 256; i++) {
- rgbs[i].r = nv_crtc->lut.r[i] >> 8;
- rgbs[i].g = nv_crtc->lut.g[i] >> 8;
- rgbs[i].b = nv_crtc->lut.b[i] >> 8;
+ rgbs[i].r = *r++ >> 8;
+ rgbs[i].g = *g++ >> 8;
+ rgbs[i].b = *b++ >> 8;
}
nouveau_hw_load_state_palette(dev, nv_crtc->index,
&nv04_display(dev)->mode_reg);
@@ -792,13 +797,6 @@ nv_crtc_gamma_set(struct drm_crtc *crtc, u16 *r, u16 *g,
u16 *b,
struct drm_modeset_acquire_ctx *ctx)
{
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
- int i;
-
- for (i = 0; i < size; i++) {
- nv_crtc->lut.r[i] = r[i];
- nv_crtc->lut.g[i] = g[i];
- nv_crtc->lut.b[i] = b[i];
- }
/* We need to know the depth before we upload, but it's possible to
* get called before a framebuffer is bound. If this is the case,
@@ -1095,7 +1093,6 @@ static const struct drm_crtc_helper_funcs
nv04_crtc_helper_funcs = {
.mode_set = nv_crtc_mode_set,
.mode_set_base = nv04_crtc_mode_set_base,
.mode_set_base_atomic = nv04_crtc_mode_set_base_atomic,
- .load_lut = nv_crtc_gamma_load,
.disable = nv_crtc_disable,
};
@@ -1103,17 +1100,12 @@ int
nv04_crtc_create(struct drm_device *dev, int crtc_num)
{
struct nouveau_crtc *nv_crtc;
- int ret, i;
+ int ret;
nv_crtc = kzalloc(sizeof(*nv_crtc), GFP_KERNEL);
if (!nv_crtc)
return -ENOMEM;
- for (i = 0; i < 256; i++) {
- nv_crtc->lut.r[i] = i << 8;
- nv_crtc->lut.g[i] = i << 8;
- nv_crtc->lut.b[i] = i << 8;
- }
nv_crtc->lut.depth = 0;
nv_crtc->index = crtc_num;
diff --git a/drivers/gpu/drm/nouveau/nouveau_crtc.h
b/drivers/gpu/drm/nouveau/nouveau_crtc.h
index 050fcf3..b7a18fb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_crtc.h
+++ b/drivers/gpu/drm/nouveau/nouveau_crtc.h
@@ -61,9 +61,6 @@ struct nouveau_crtc {
struct {
struct nouveau_bo *nvbo;
- uint16_t r[256];
- uint16_t g[256];
- uint16_t b[256];
int depth;
} lut;
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 2665a07..f770784 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -278,26 +278,6 @@ nouveau_fbcon_accel_init(struct drm_device *dev)
info->fbops = &nouveau_fbcon_ops;
}
-static void nouveau_fbcon_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
- u16 blue, int regno)
-{
- struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
-
- nv_crtc->lut.r[regno] = red;
- nv_crtc->lut.g[regno] = green;
- nv_crtc->lut.b[regno] = blue;
-}
-
-static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16
*green,
- u16 *blue, int regno)
-{
- struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
-
- *red = nv_crtc->lut.r[regno];
- *green = nv_crtc->lut.g[regno];
- *blue = nv_crtc->lut.b[regno];
-}
-
static void
nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *fbcon)
{
@@ -467,8 +447,6 @@ void nouveau_fbcon_gpu_lockup(struct fb_info *info)
}
static const struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = {
- .gamma_set = nouveau_fbcon_gamma_set,
- .gamma_get = nouveau_fbcon_gamma_get,
.fb_probe = nouveau_fbcon_create,
};
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c
b/drivers/gpu/drm/nouveau/nv50_display.c
index 775c100..3686f5b 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -2193,28 +2193,28 @@ nv50_head_lut_load(struct drm_crtc *crtc)
struct nv50_disp *disp = nv50_disp(crtc->dev);
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
void __iomem *lut = nvbo_kmap_obj_iovirtual(nv_crtc->lut.nvbo);
+ u16 *r, *g, *b;
int i;
- for (i = 0; i < 256; i++) {
- u16 r = nv_crtc->lut.r[i] >> 2;
- u16 g = nv_crtc->lut.g[i] >> 2;
- u16 b = nv_crtc->lut.b[i] >> 2;
+ r = crtc->gamma_store;
+ g = r + crtc->gamma_size;
+ b = g + crtc->gamma_size;
+ for (i = 0; i < 256; i++) {
if (disp->disp->oclass < GF110_DISP) {
- writew(r + 0x0000, lut + (i * 0x08) + 0);
- writew(g + 0x0000, lut + (i * 0x08) + 2);
- writew(b + 0x0000, lut + (i * 0x08) + 4);
+ writew((*r++ >> 2) + 0x0000, lut + (i * 0x08) + 0);
+ writew((*g++ >> 2) + 0x0000, lut + (i * 0x08) + 2);
+ writew((*b++ >> 2) + 0x0000, lut + (i * 0x08) + 4);
} else {
- writew(r + 0x6000, lut + (i * 0x20) + 0);
- writew(g + 0x6000, lut + (i * 0x20) + 2);
- writew(b + 0x6000, lut + (i * 0x20) + 4);
+ writew((*r++ >> 2) + 0x6000, lut + (i * 0x20) + 0);
+ writew((*g++ >> 2) + 0x6000, lut + (i * 0x20) + 2);
+ writew((*b++ >> 2) + 0x6000, lut + (i * 0x20) + 4);
}
}
}
static const struct drm_crtc_helper_funcs
nv50_head_help = {
- .load_lut = nv50_head_lut_load,
.atomic_check = nv50_head_atomic_check,
};
@@ -2223,15 +2223,6 @@ nv50_head_gamma_set(struct drm_crtc *crtc, u16 *r, u16
*g, u16 *b,
uint32_t size,
struct drm_modeset_acquire_ctx *ctx)
{
- struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
- u32 i;
-
- for (i = 0; i < size; i++) {
- nv_crtc->lut.r[i] = r[i];
- nv_crtc->lut.g[i] = g[i];
- nv_crtc->lut.b[i] = b[i];
- }
-
nv50_head_lut_load(crtc);
return 0;
}
@@ -2329,19 +2320,13 @@ nv50_head_create(struct drm_device *dev, int index)
struct nv50_base *base;
struct nv50_curs *curs;
struct drm_crtc *crtc;
- int ret, i;
+ int ret;
head = kzalloc(sizeof(*head), GFP_KERNEL);
if (!head)
return -ENOMEM;
head->base.index = index;
- for (i = 0; i < 256; i++) {
- head->base.lut.r[i] = i << 8;
- head->base.lut.g[i] = i << 8;
- head->base.lut.b[i] = i << 8;
- }
-
ret = nv50_base_new(drm, head, &base);
if (ret == 0)
ret = nv50_curs_new(drm, head, &curs);
--
2.1.4
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