From e41f6b17aba58f4504491ebddc6ae4ce14f33ef3 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Thu, 27 Jun 2019 16:08:43 +0200 Subject: video: fbdev: mmp: fix sparse warnings about using incorrect types Use ->screen_buffer instead of ->screen_base in mmpfb driver. [ Please see commit 17a7b0b4d974 ("fb.h: Provide alternate screen_base pointer") for details. ] Also fix all other sparse warnings about using incorrect types in mmp display subsystem. Reviewed-by: Andrzej Hajda Signed-off-by: Bartlomiej Zolnierkiewicz Link: https://patchwork.freedesktop.org/patch/msgid/ee796b43-f200-d41a-b18c-ae3d6bcaaa67@samsung.com --- drivers/video/fbdev/mmp/fb/mmpfb.c | 2 +- drivers/video/fbdev/mmp/hw/mmp_ctrl.c | 57 ++++++++++++++++++++--------------- drivers/video/fbdev/mmp/hw/mmp_ctrl.h | 10 +++--- drivers/video/fbdev/mmp/hw/mmp_spi.c | 6 ++-- 4 files changed, 42 insertions(+), 33 deletions(-) (limited to 'drivers/video') diff --git a/drivers/video/fbdev/mmp/fb/mmpfb.c b/drivers/video/fbdev/mmp/fb/mmpfb.c index 33db0850086f..01c75c031cb6 100644 --- a/drivers/video/fbdev/mmp/fb/mmpfb.c +++ b/drivers/video/fbdev/mmp/fb/mmpfb.c @@ -522,7 +522,7 @@ static int fb_info_setup(struct fb_info *info, info->var.bits_per_pixel / 8; info->fbops = &mmpfb_ops; info->pseudo_palette = fbi->pseudo_palette; - info->screen_base = fbi->fb_start; + info->screen_buffer = fbi->fb_start; info->screen_size = fbi->fb_size; /* For FB framework: Allocate color map and Register framebuffer*/ diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c index 17174cd7a5bb..b877a606ce26 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.c +++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.c @@ -136,19 +136,26 @@ static void overlay_set_win(struct mmp_overlay *overlay, struct mmp_win *win) mutex_lock(&overlay->access_ok); if (overlay_is_vid(overlay)) { - writel_relaxed(win->pitch[0], ®s->v_pitch_yc); - writel_relaxed(win->pitch[2] << 16 | - win->pitch[1], ®s->v_pitch_uv); - - writel_relaxed((win->ysrc << 16) | win->xsrc, ®s->v_size); - writel_relaxed((win->ydst << 16) | win->xdst, ®s->v_size_z); - writel_relaxed(win->ypos << 16 | win->xpos, ®s->v_start); + writel_relaxed(win->pitch[0], + (void __iomem *)®s->v_pitch_yc); + writel_relaxed(win->pitch[2] << 16 | win->pitch[1], + (void __iomem *)®s->v_pitch_uv); + + writel_relaxed((win->ysrc << 16) | win->xsrc, + (void __iomem *)®s->v_size); + writel_relaxed((win->ydst << 16) | win->xdst, + (void __iomem *)®s->v_size_z); + writel_relaxed(win->ypos << 16 | win->xpos, + (void __iomem *)®s->v_start); } else { - writel_relaxed(win->pitch[0], ®s->g_pitch); - - writel_relaxed((win->ysrc << 16) | win->xsrc, ®s->g_size); - writel_relaxed((win->ydst << 16) | win->xdst, ®s->g_size_z); - writel_relaxed(win->ypos << 16 | win->xpos, ®s->g_start); + writel_relaxed(win->pitch[0], (void __iomem *)®s->g_pitch); + + writel_relaxed((win->ysrc << 16) | win->xsrc, + (void __iomem *)®s->g_size); + writel_relaxed((win->ydst << 16) | win->xdst, + (void __iomem *)®s->g_size_z); + writel_relaxed(win->ypos << 16 | win->xpos, + (void __iomem *)®s->g_start); } dmafetch_set_fmt(overlay); @@ -233,11 +240,11 @@ static int overlay_set_addr(struct mmp_overlay *overlay, struct mmp_addr *addr) memcpy(&overlay->addr, addr, sizeof(struct mmp_addr)); if (overlay_is_vid(overlay)) { - writel_relaxed(addr->phys[0], ®s->v_y0); - writel_relaxed(addr->phys[1], ®s->v_u0); - writel_relaxed(addr->phys[2], ®s->v_v0); + writel_relaxed(addr->phys[0], (void __iomem *)®s->v_y0); + writel_relaxed(addr->phys[1], (void __iomem *)®s->v_u0); + writel_relaxed(addr->phys[2], (void __iomem *)®s->v_v0); } else - writel_relaxed(addr->phys[0], ®s->g_0); + writel_relaxed(addr->phys[0], (void __iomem *)®s->g_0); return overlay->addr.phys[0]; } @@ -268,16 +275,18 @@ static void path_set_mode(struct mmp_path *path, struct mmp_mode *mode) tmp |= dsi_rbswap & CFG_INTFRBSWAP_MASK; writel_relaxed(tmp, ctrl_regs(path) + intf_rbswap_ctrl(path->id)); - writel_relaxed((mode->yres << 16) | mode->xres, ®s->screen_active); + writel_relaxed((mode->yres << 16) | mode->xres, + (void __iomem *)®s->screen_active); writel_relaxed((mode->left_margin << 16) | mode->right_margin, - ®s->screen_h_porch); + (void __iomem *)®s->screen_h_porch); writel_relaxed((mode->upper_margin << 16) | mode->lower_margin, - ®s->screen_v_porch); + (void __iomem *)®s->screen_v_porch); total_x = mode->xres + mode->left_margin + mode->right_margin + mode->hsync_len; total_y = mode->yres + mode->upper_margin + mode->lower_margin + mode->vsync_len; - writel_relaxed((total_y << 16) | total_x, ®s->screen_size); + writel_relaxed((total_y << 16) | total_x, + (void __iomem *)®s->screen_size); /* vsync ctrl */ if (path->output_type == PATH_OUT_DSI) @@ -285,7 +294,7 @@ static void path_set_mode(struct mmp_path *path, struct mmp_mode *mode) else vsync_ctrl = ((mode->xres + mode->right_margin) << 16) | (mode->xres + mode->right_margin); - writel_relaxed(vsync_ctrl, ®s->vsync_ctrl); + writel_relaxed(vsync_ctrl, (void __iomem *)®s->vsync_ctrl); /* set pixclock div */ sclk_src = clk_get_rate(path_to_ctrl(path)->clk); @@ -366,9 +375,9 @@ static void path_set_default(struct mmp_path *path) writel_relaxed(dma_ctrl1, ctrl_regs(path) + dma_ctrl(1, path->id)); /* Configure default register values */ - writel_relaxed(0x00000000, ®s->blank_color); - writel_relaxed(0x00000000, ®s->g_1); - writel_relaxed(0x00000000, ®s->g_start); + writel_relaxed(0x00000000, (void __iomem *)®s->blank_color); + writel_relaxed(0x00000000, (void __iomem *)®s->g_1); + writel_relaxed(0x00000000, (void __iomem *)®s->g_start); /* * 1.enable multiple burst request in DMA AXI diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h index e9ec45c118fb..335d4983dc52 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h +++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h @@ -1393,7 +1393,7 @@ struct mmphw_ctrl { /* platform related, get from config */ const char *name; int irq; - void *reg_base; + void __iomem *reg_base; struct clk *clk; /* sys info */ @@ -1429,7 +1429,7 @@ static inline struct mmphw_ctrl *overlay_to_ctrl(struct mmp_overlay *overlay) return path_to_ctrl(overlay->path); } -static inline void *ctrl_regs(struct mmp_path *path) +static inline void __iomem *ctrl_regs(struct mmp_path *path) { return path_to_ctrl(path)->reg_base; } @@ -1438,11 +1438,11 @@ static inline void *ctrl_regs(struct mmp_path *path) static inline struct lcd_regs *path_regs(struct mmp_path *path) { if (path->id == PATH_PN) - return (struct lcd_regs *)(ctrl_regs(path) + 0xc0); + return (struct lcd_regs __force *)(ctrl_regs(path) + 0xc0); else if (path->id == PATH_TV) - return (struct lcd_regs *)ctrl_regs(path); + return (struct lcd_regs __force *)ctrl_regs(path); else if (path->id == PATH_P2) - return (struct lcd_regs *)(ctrl_regs(path) + 0x200); + return (struct lcd_regs __force *)(ctrl_regs(path) + 0x200); else { dev_err(path->dev, "path id %d invalid\n", path->id); BUG_ON(1); diff --git a/drivers/video/fbdev/mmp/hw/mmp_spi.c b/drivers/video/fbdev/mmp/hw/mmp_spi.c index bbb75de5e441..1911a47769b6 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_spi.c +++ b/drivers/video/fbdev/mmp/hw/mmp_spi.c @@ -31,7 +31,7 @@ static inline int lcd_spi_write(struct spi_device *spi, u32 data) { int timeout = 100000, isr, ret = 0; u32 tmp; - void *reg_base = + void __iomem *reg_base = (void __iomem *) *(void **)spi_master_get_devdata(spi->master); /* clear ISR */ @@ -80,7 +80,7 @@ static inline int lcd_spi_write(struct spi_device *spi, u32 data) static int lcd_spi_setup(struct spi_device *spi) { - void *reg_base = + void __iomem *reg_base = (void __iomem *) *(void **)spi_master_get_devdata(spi->master); u32 tmp; @@ -146,7 +146,7 @@ int lcd_spi_register(struct mmphw_ctrl *ctrl) return -ENOMEM; } p_regbase = spi_master_get_devdata(master); - *p_regbase = ctrl->reg_base; + *p_regbase = (void __force *)ctrl->reg_base; /* set bus num to 5 to avoid conflict with other spi hosts */ master->bus_num = 5; 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