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authorJames Morris <james.l.morris@oracle.com>2017-11-29 12:47:41 +1100
committerJames Morris <james.l.morris@oracle.com>2017-11-29 12:47:41 +1100
commitcf40a76e7d5874bb25f4404eecc58a2e033af885 (patch)
tree8fd81cbea03c87b3d41d7ae5b1d11eadd35d6ef5 /drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
parentab5348c9c23cd253f5902980d2d8fe067dc24c82 (diff)
parent4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323 (diff)
Merge tag 'v4.15-rc1' into next-seccomp
Linux 4.15-rc1
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/hdmi_phy.c')
-rw-r--r--drivers/gpu/drm/omapdrm/dss/hdmi_phy.c60
1 files changed, 10 insertions, 50 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c b/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
index fb5e4c724b4b..a156292b1820 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
@@ -19,14 +19,6 @@
#include "dss.h"
#include "hdmi.h"
-struct hdmi_phy_features {
- bool bist_ctrl;
- bool ldo_voltage;
- unsigned long max_phy;
-};
-
-static const struct hdmi_phy_features *phy_feat;
-
void hdmi_phy_dump(struct hdmi_phy_data *phy, struct seq_file *s)
{
#define DUMPPHY(r) seq_printf(s, "%-35s %08x\n", #r,\
@@ -36,7 +28,7 @@ void hdmi_phy_dump(struct hdmi_phy_data *phy, struct seq_file *s)
DUMPPHY(HDMI_TXPHY_DIGITAL_CTRL);
DUMPPHY(HDMI_TXPHY_POWER_CTRL);
DUMPPHY(HDMI_TXPHY_PAD_CFG_CTRL);
- if (phy_feat->bist_ctrl)
+ if (phy->features->bist_ctrl)
DUMPPHY(HDMI_TXPHY_BIST_CONTROL);
}
@@ -146,7 +138,7 @@ int hdmi_phy_configure(struct hdmi_phy_data *phy, unsigned long hfbitclk,
* In OMAP5+, the HFBITCLK must be divided by 2 before issuing the
* HDMI_PHYPWRCMD_LDOON command.
*/
- if (phy_feat->bist_ctrl)
+ if (phy->features->bist_ctrl)
REG_FLD_MOD(phy->base, HDMI_TXPHY_BIST_CONTROL, 1, 11, 11);
/*
@@ -155,7 +147,7 @@ int hdmi_phy_configure(struct hdmi_phy_data *phy, unsigned long hfbitclk,
*/
if (hfbitclk != lfbitclk)
freqout = 0;
- else if (hfbitclk / 10 < phy_feat->max_phy)
+ else if (hfbitclk / 10 < phy->features->max_phy)
freqout = 1;
else
freqout = 2;
@@ -170,7 +162,7 @@ int hdmi_phy_configure(struct hdmi_phy_data *phy, unsigned long hfbitclk,
hdmi_write_reg(phy->base, HDMI_TXPHY_DIGITAL_CTRL, 0xF0000000);
/* Setup max LDO voltage */
- if (phy_feat->ldo_voltage)
+ if (phy->features->ldo_voltage)
REG_FLD_MOD(phy->base, HDMI_TXPHY_POWER_CTRL, 0xB, 3, 0);
hdmi_phy_configure_lanes(phy);
@@ -190,47 +182,15 @@ static const struct hdmi_phy_features omap54xx_phy_feats = {
.max_phy = 186000000,
};
-static int hdmi_phy_init_features(struct platform_device *pdev)
-{
- struct hdmi_phy_features *dst;
- const struct hdmi_phy_features *src;
-
- dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL);
- if (!dst) {
- dev_err(&pdev->dev, "Failed to allocate HDMI PHY Features\n");
- return -ENOMEM;
- }
-
- switch (omapdss_get_version()) {
- case OMAPDSS_VER_OMAP4430_ES1:
- case OMAPDSS_VER_OMAP4430_ES2:
- case OMAPDSS_VER_OMAP4:
- src = &omap44xx_phy_feats;
- break;
-
- case OMAPDSS_VER_OMAP5:
- case OMAPDSS_VER_DRA7xx:
- src = &omap54xx_phy_feats;
- break;
-
- default:
- return -ENODEV;
- }
-
- memcpy(dst, src, sizeof(*dst));
- phy_feat = dst;
-
- return 0;
-}
-
-int hdmi_phy_init(struct platform_device *pdev, struct hdmi_phy_data *phy)
+int hdmi_phy_init(struct platform_device *pdev, struct hdmi_phy_data *phy,
+ unsigned int version)
{
- int r;
struct resource *res;
- r = hdmi_phy_init_features(pdev);
- if (r)
- return r;
+ if (version == 4)
+ phy->features = &omap44xx_phy_feats;
+ else
+ phy->features = &omap54xx_phy_feats;
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
phy->base = devm_ioremap_resource(&pdev->dev, res);