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- Two cleanup patches

Browse Source 
. use dev_get_drvdata for readability instead of platform_get_drvdata
   . remove redundant assignment to node.
 - Two fixup patches
   . fix undefined reference to 'vmf_insert_mixed' with NOMMU configuration.
   . fix potential infinite spin issue by decrementing 'retry' variable in
     scaler_reset function of exynos_drm_scaler.c
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Merge tag 'exynos-drm-fixes-for-v5.3-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/daeinki/drm-exynos into drm-fixes

- Two cleanup patches
  . use dev_get_drvdata for readability instead of platform_get_drvdata
  . remove redundant assignment to node.
- Two fixup patches
  . fix undefined reference to 'vmf_insert_mixed' with NOMMU configuration.
  . fix potential infinite spin issue by decrementing 'retry' variable in
    scaler_reset function of exynos_drm_scaler.c

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Inki Dae <inki.dae@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1564734791-745-1-git-send-email-inki.dae@samsung.com
This commit is contained in:
Daniel Vetter 2019-08-02 17:10:16 +02:00
commit 9c8c9c7cdb
5 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/exynos/Kconfig
View File

@ -2,6 +2,7 @@
config DRM_EXYNOS
tristate "DRM Support for Samsung SoC EXYNOS Series"
depends on OF && DRM && (ARCH_S3C64XX || ARCH_S5PV210 || ARCH_EXYNOS || ARCH_MULTIPLATFORM || COMPILE_TEST)
depends on MMU
select DRM_KMS_HELPER
select VIDEOMODE_HELPERS
select SND_SOC_HDMI_CODEC if SND_SOC

2
drivers/gpu/drm/exynos/exynos_drm_fimc.c
View File

@ -44,7 +44,7 @@ static unsigned int fimc_mask = 0xc;
module_param_named(fimc_devs, fimc_mask, uint, 0644);
MODULE_PARM_DESC(fimc_devs, "Alias mask for assigning FIMC devices to Exynos DRM");
#define get_fimc_context(dev) platform_get_drvdata(to_platform_device(dev))
#define get_fimc_context(dev) dev_get_drvdata(dev)
enum {
FIMC_CLK_LCLK,

2
drivers/gpu/drm/exynos/exynos_drm_g2d.c
View File

@ -267,7 +267,7 @@ static inline void g2d_hw_reset(struct g2d_data *g2d)
static int g2d_init_cmdlist(struct g2d_data *g2d)
{
struct device *dev = g2d->dev;
struct g2d_cmdlist_node *node = g2d->cmdlist_node;
struct g2d_cmdlist_node *node;
int nr;
int ret;
struct g2d_buf_info *buf_info;

2
drivers/gpu/drm/exynos/exynos_drm_gsc.c
View File

@ -58,7 +58,7 @@
#define GSC_COEF_DEPTH 3
#define GSC_AUTOSUSPEND_DELAY 2000
#define get_gsc_context(dev) platform_get_drvdata(to_platform_device(dev))
#define get_gsc_context(dev) dev_get_drvdata(dev)
#define gsc_read(offset) readl(ctx->regs + (offset))
#define gsc_write(cfg, offset) writel(cfg, ctx->regs + (offset))

4
drivers/gpu/drm/exynos/exynos_drm_scaler.c
View File

@ -94,12 +94,12 @@ static inline int scaler_reset(struct scaler_context *scaler)
scaler_write(SCALER_CFG_SOFT_RESET, SCALER_CFG);
do {
cpu_relax();
} while (retry > 1 &&
} while (--retry > 1 &&
scaler_read(SCALER_CFG) & SCALER_CFG_SOFT_RESET);
do {
cpu_relax();
scaler_write(1, SCALER_INT_EN);
} while (retry > 0 && scaler_read(SCALER_INT_EN) != 1);
} while (--retry > 0 && scaler_read(SCALER_INT_EN) != 1);
return retry ? 0 : -EIO;
}