summaryrefslogtreecommitdiffstats
path: root/drivers/video/mmp/hw/mmp_ctrl.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/video/mmp/hw/mmp_ctrl.c')
-rw-r--r--drivers/video/mmp/hw/mmp_ctrl.c88
1 files changed, 43 insertions, 45 deletions
diff --git a/drivers/video/mmp/hw/mmp_ctrl.c b/drivers/video/mmp/hw/mmp_ctrl.c
index 75dca19bf21..8621a9f2bdc 100644
--- a/drivers/video/mmp/hw/mmp_ctrl.c
+++ b/drivers/video/mmp/hw/mmp_ctrl.c
@@ -53,15 +53,14 @@ static irqreturn_t ctrl_handle_irq(int irq, void *dev_id)
tmp = readl_relaxed(ctrl->reg_base + SPU_IRQ_ISR);
if (tmp & isr)
writel_relaxed(~isr, ctrl->reg_base + SPU_IRQ_ISR);
- } while ((isr = readl(ctrl->reg_base + SPU_IRQ_ISR)) & imask);
+ } while ((isr = readl_relaxed(ctrl->reg_base + SPU_IRQ_ISR)) & imask);
return IRQ_HANDLED;
}
static u32 fmt_to_reg(struct mmp_overlay *overlay, int pix_fmt)
{
- u32 link_config = path_to_path_plat(overlay->path)->link_config;
- u32 rbswap, uvswap = 0, yuvswap = 0,
+ u32 rbswap = 0, uvswap = 0, yuvswap = 0,
csc_en = 0, val = 0,
vid = overlay_is_vid(overlay);
@@ -71,27 +70,23 @@ static u32 fmt_to_reg(struct mmp_overlay *overlay, int pix_fmt)
case PIXFMT_RGB888PACK:
case PIXFMT_RGB888UNPACK:
case PIXFMT_RGBA888:
- rbswap = !(link_config & 0x1);
+ rbswap = 1;
break;
case PIXFMT_VYUY:
case PIXFMT_YVU422P:
case PIXFMT_YVU420P:
- rbswap = link_config & 0x1;
uvswap = 1;
break;
case PIXFMT_YUYV:
- rbswap = link_config & 0x1;
yuvswap = 1;
break;
default:
- rbswap = link_config & 0x1;
break;
}
switch (pix_fmt) {
case PIXFMT_RGB565:
case PIXFMT_BGR565:
- val = 0;
break;
case PIXFMT_RGB1555:
case PIXFMT_BGR1555:
@@ -147,17 +142,27 @@ static void dmafetch_set_fmt(struct mmp_overlay *overlay)
static void overlay_set_win(struct mmp_overlay *overlay, struct mmp_win *win)
{
struct lcd_regs *regs = path_regs(overlay->path);
- u32 pitch;
/* assert win supported */
memcpy(&overlay->win, win, sizeof(struct mmp_win));
mutex_lock(&overlay->access_ok);
- pitch = win->xsrc * pixfmt_to_stride(win->pix_fmt);
- writel_relaxed(pitch, &regs->g_pitch);
- writel_relaxed((win->ysrc << 16) | win->xsrc, &regs->g_size);
- writel_relaxed((win->ydst << 16) | win->xdst, &regs->g_size_z);
- writel_relaxed(0, &regs->g_start);
+
+ if (overlay_is_vid(overlay)) {
+ writel_relaxed(win->pitch[0], &regs->v_pitch_yc);
+ writel_relaxed(win->pitch[2] << 16 |
+ win->pitch[1], &regs->v_pitch_uv);
+
+ writel_relaxed((win->ysrc << 16) | win->xsrc, &regs->v_size);
+ writel_relaxed((win->ydst << 16) | win->xdst, &regs->v_size_z);
+ writel_relaxed(win->ypos << 16 | win->xpos, &regs->v_start);
+ } else {
+ writel_relaxed(win->pitch[0], &regs->g_pitch);
+
+ writel_relaxed((win->ysrc << 16) | win->xsrc, &regs->g_size);
+ writel_relaxed((win->ydst << 16) | win->xdst, &regs->g_size_z);
+ writel_relaxed(win->ypos << 16 | win->xpos, &regs->g_start);
+ }
dmafetch_set_fmt(overlay);
mutex_unlock(&overlay->access_ok);
@@ -239,7 +244,13 @@ static int overlay_set_addr(struct mmp_overlay *overlay, struct mmp_addr *addr)
/* FIXME: assert addr supported */
memcpy(&overlay->addr, addr, sizeof(struct mmp_addr));
- writel(addr->phys[0], &regs->g_0);
+
+ if (overlay_is_vid(overlay)) {
+ writel_relaxed(addr->phys[0], &regs->v_y0);
+ writel_relaxed(addr->phys[1], &regs->v_u0);
+ writel_relaxed(addr->phys[2], &regs->v_v0);
+ } else
+ writel_relaxed(addr->phys[0], &regs->g_0);
return overlay->addr.phys[0];
}
@@ -248,7 +259,8 @@ static void path_set_mode(struct mmp_path *path, struct mmp_mode *mode)
{
struct lcd_regs *regs = path_regs(path);
u32 total_x, total_y, vsync_ctrl, tmp, sclk_src, sclk_div,
- link_config = path_to_path_plat(path)->link_config;
+ link_config = path_to_path_plat(path)->link_config,
+ dsi_rbswap = path_to_path_plat(path)->link_config;
/* FIXME: assert videomode supported */
memcpy(&path->mode, mode, sizeof(struct mmp_mode));
@@ -263,6 +275,12 @@ static void path_set_mode(struct mmp_path *path, struct mmp_mode *mode)
tmp |= CFG_DUMB_ENA(1);
writel_relaxed(tmp, ctrl_regs(path) + intf_ctrl(path->id));
+ /* interface rb_swap setting */
+ tmp = readl_relaxed(ctrl_regs(path) + intf_rbswap_ctrl(path->id)) &
+ (~(CFG_INTFRBSWAP_MASK));
+ tmp |= dsi_rbswap & CFG_INTFRBSWAP_MASK;
+ writel_relaxed(tmp, ctrl_regs(path) + intf_rbswap_ctrl(path->id));
+
writel_relaxed((mode->yres << 16) | mode->xres, &regs->screen_active);
writel_relaxed((mode->left_margin << 16) | mode->right_margin,
&regs->screen_h_porch);
@@ -370,20 +388,12 @@ static void path_set_default(struct mmp_path *path)
* bus arbiter for faster read if not tv path;
* 2.enable horizontal smooth filter;
*/
- if (PATH_PN == path->id) {
- mask = CFG_GRA_HSMOOTH_MASK | CFG_DMA_HSMOOTH_MASK
- | CFG_ARBFAST_ENA(1);
- tmp = readl_relaxed(ctrl_regs(path) + dma_ctrl(0, path->id));
- tmp |= mask;
- writel_relaxed(tmp, ctrl_regs(path) + dma_ctrl(0, path->id));
- } else if (PATH_TV == path->id) {
- mask = CFG_GRA_HSMOOTH_MASK | CFG_DMA_HSMOOTH_MASK
- | CFG_ARBFAST_ENA(1);
- tmp = readl_relaxed(ctrl_regs(path) + dma_ctrl(0, path->id));
- tmp &= ~mask;
- tmp |= CFG_GRA_HSMOOTH_MASK | CFG_DMA_HSMOOTH_MASK;
- writel_relaxed(tmp, ctrl_regs(path) + dma_ctrl(0, path->id));
- }
+ mask = CFG_GRA_HSMOOTH_MASK | CFG_DMA_HSMOOTH_MASK | CFG_ARBFAST_ENA(1);
+ tmp = readl_relaxed(ctrl_regs(path) + dma_ctrl(0, path->id));
+ tmp |= mask;
+ if (PATH_TV == path->id)
+ tmp &= ~CFG_ARBFAST_ENA(1);
+ writel_relaxed(tmp, ctrl_regs(path) + dma_ctrl(0, path->id));
}
static int path_init(struct mmphw_path_plat *path_plat,
@@ -419,6 +429,7 @@ static int path_init(struct mmphw_path_plat *path_plat,
path_plat->path = path;
path_plat->path_config = config->path_config;
path_plat->link_config = config->link_config;
+ path_plat->dsi_rbswap = config->dsi_rbswap;
path_set_default(path);
kfree(path_info);
@@ -514,7 +525,7 @@ static int mmphw_probe(struct platform_device *pdev)
if (IS_ERR(ctrl->clk)) {
dev_err(ctrl->dev, "unable to get clk %s\n", mi->clk_name);
ret = -ENOENT;
- goto failed_get_clk;
+ goto failed;
}
clk_prepare_enable(ctrl->clk);
@@ -551,21 +562,8 @@ failed_path_init:
path_deinit(path_plat);
}
- if (ctrl->clk) {
- devm_clk_put(ctrl->dev, ctrl->clk);
- clk_disable_unprepare(ctrl->clk);
- }
-failed_get_clk:
- devm_free_irq(ctrl->dev, ctrl->irq, ctrl);
+ clk_disable_unprepare(ctrl->clk);
failed:
- if (ctrl) {
- if (ctrl->reg_base)
- devm_iounmap(ctrl->dev, ctrl->reg_base);
- devm_release_mem_region(ctrl->dev, res->start,
- resource_size(res));
- devm_kfree(ctrl->dev, ctrl);
- }
-
dev_err(&pdev->dev, "device init failed\n");
return ret;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-20 15:33:48 +0000