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drm/msm: get rid of msm_iomap_size

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Instead of looping throught the resources each time to get the DSI CTRL
area size, get it at the ioremap time.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <abhinavk@codeaurora.org>
Link: https://lore.kernel.org/r/20210427001828.2375555-4-dmitry.baryshkov@linaro.org
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Dmitry Baryshkov
2021-04-27 03:18:27 +03:00
committed by Rob Clark
parent 2503003cb2
commit bac2c6a62e
3 changed files with 14 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/gpu/drm/msm/dsi/dsi_host.c
View File

@@ -102,6 +102,7 @@ struct msm_dsi_host {
int id;
void __iomem *ctrl_base;
phys_addr_t ctrl_size;
struct regulator_bulk_data supplies[DSI_DEV_REGULATOR_MAX];
struct clk *bus_clks[DSI_BUS_CLK_MAX];
@@ -1839,7 +1840,7 @@ int msm_dsi_host_init(struct msm_dsi *msm_dsi)
goto fail;
}
msm_host->ctrl_base = msm_ioremap(pdev, "dsi_ctrl", "DSI CTRL");
msm_host->ctrl_base = msm_ioremap_size(pdev, "dsi_ctrl", "DSI CTRL", &msm_host->ctrl_size);
if (IS_ERR(msm_host->ctrl_base)) {
pr_err("%s: unable to map Dsi ctrl base\n", __func__);
ret = PTR_ERR(msm_host->ctrl_base);
@@ -2494,7 +2495,7 @@ void msm_dsi_host_snapshot(struct msm_disp_state *disp_state, struct mipi_dsi_ho
pm_runtime_get_sync(&msm_host->pdev->dev);
msm_disp_snapshot_add_block(disp_state, msm_iomap_size(msm_host->pdev, "dsi_ctrl"),
msm_disp_snapshot_add_block(disp_state, msm_host->ctrl_size,
msm_host->ctrl_base, "dsi%d_ctrl", msm_host->id);
pm_runtime_put_sync(&msm_host->pdev->dev);

27
drivers/gpu/drm/msm/msm_drv.c
View File

@@ -124,7 +124,7 @@ struct clk *msm_clk_get(struct platform_device *pdev, const char *name)
}
static void __iomem *_msm_ioremap(struct platform_device *pdev, const char *name,
const char *dbgname, bool quiet)
const char *dbgname, bool quiet, phys_addr_t *psize)
{
struct resource *res;
unsigned long size;
@@ -153,37 +153,28 @@ static void __iomem *_msm_ioremap(struct platform_device *pdev, const char *name
if (reglog)
printk(KERN_DEBUG "IO:region %s %p %08lx\n", dbgname, ptr, size);
if (psize)
*psize = size;
return ptr;
}
void __iomem *msm_ioremap(struct platform_device *pdev, const char *name,
const char *dbgname)
{
return _msm_ioremap(pdev, name, dbgname, false);
return _msm_ioremap(pdev, name, dbgname, false, NULL);
}
void __iomem *msm_ioremap_quiet(struct platform_device *pdev, const char *name,
const char *dbgname)
{
return _msm_ioremap(pdev, name, dbgname, true);
return _msm_ioremap(pdev, name, dbgname, true, NULL);
}
unsigned long msm_iomap_size(struct platform_device *pdev, const char *name)
void __iomem *msm_ioremap_size(struct platform_device *pdev, const char *name,
const char *dbgname, phys_addr_t *psize)
{
struct resource *res;
if (name)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, name);
else
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
dev_dbg(&pdev->dev, "failed to get memory resource: %s\n",
name);
return 0;
}
return resource_size(res);
return _msm_ioremap(pdev, name, dbgname, false, psize);
}
void msm_writel(u32 data, void __iomem *addr)

3
drivers/gpu/drm/msm/msm_drv.h
View File

@@ -450,9 +450,10 @@ struct clk *msm_clk_bulk_get_clock(struct clk_bulk_data *bulk, int count,
const char *name);
void __iomem *msm_ioremap(struct platform_device *pdev, const char *name,
const char *dbgname);
void __iomem *msm_ioremap_size(struct platform_device *pdev, const char *name,
const char *dbgname, phys_addr_t *size);
void __iomem *msm_ioremap_quiet(struct platform_device *pdev, const char *name,
const char *dbgname);
unsigned long msm_iomap_size(struct platform_device *pdev, const char *name);
void msm_writel(u32 data, void __iomem *addr);
u32 msm_readl(const void __iomem *addr);
void msm_rmw(void __iomem *addr, u32 mask, u32 or);