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Commit 03a60569 authored by Thierry Reding's avatar Thierry Reding
Browse files

drm/tegra: dc: Registers are 32 bits wide 



Using an unsigned long type will cause these variables to become 64-bit
on 64-bit SoCs. In practice this should always work, but there's no need
for carrying around the additional 32 bits.

Signed-off-by: default avatarThierry Reding <treding@nvidia.com>
parent 205d48ed

drivers/gpu/drm/tegra/dc.c

+1 −1
Original line number Original line Diff line number Diff line
@@ -1005,7 +1005,7 @@ static int tegra_dc_show_regs(struct seq_file *s, void *data) 
	struct tegra_dc *dc = node->info_ent->data;

	struct tegra_dc *dc = node->info_ent->data;





#define DUMP_REG(name)						\

#define DUMP_REG(name)						\

	seq_printf(s, "%-40s %#05x %08lx\n", #name, name,	\

	seq_printf(s, "%-40s %#05x %08x\n", #name, name,	\

		   tegra_dc_readl(dc, name))

		   tegra_dc_readl(dc, name))





	DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT);

	DUMP_REG(DC_CMD_GENERAL_INCR_SYNCPT);

drivers/gpu/drm/tegra/drm.h

+5 −6
Original line number Original line Diff line number Diff line
@@ -139,16 +139,15 @@ static inline struct tegra_dc *to_tegra_dc(struct drm_crtc *crtc) 
	return crtc ? container_of(crtc, struct tegra_dc, base) : NULL;

	return crtc ? container_of(crtc, struct tegra_dc, base) : NULL;

}

}





static inline void tegra_dc_writel(struct tegra_dc *dc, unsigned long value,

static inline void tegra_dc_writel(struct tegra_dc *dc, u32 value,

				   unsigned long reg)

				   unsigned long offset)

{

{

	writel(value, dc->regs + (reg << 2));

	writel(value, dc->regs + (offset << 2));

}

}





static inline unsigned long tegra_dc_readl(struct tegra_dc *dc,

static inline u32 tegra_dc_readl(struct tegra_dc *dc, unsigned long offset)

					   unsigned long reg)

{

{

	return readl(dc->regs + (reg << 2));

	return readl(dc->regs + (offset << 2));

}

}





struct tegra_dc_window {

struct tegra_dc_window {