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drm: omapdrm: Move FEAT_DSI_* features to dsi driver 

The FEAT_DSI_* features are specific to the DSI, move them from the
omap_dss_features structure to the dsi driver.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Laurent Pinchart 2017-08-05 01:44:10 +03:00 коммит произвёл Tomi Valkeinen
Родитель 34dfb85f03
Коммит 44d8ca1078
3 изменённых файлов: 88 добавлений и 72 удалений
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137
drivers/gpu/drm/omapdrm/dss/dsi.c
Просмотреть файл

@ -44,6 +44,7 @@
#include <linux/of_graph.h>
#include <linux/of_platform.h>
#include <linux/component.h>
#include <linux/sys_soc.h>
#include <video/mipi_display.h>
@ -312,10 +313,20 @@ struct dsi_module_id_data {
int id;
};
enum dsi_quirks {
DSI_QUIRK_PLL_PWR_BUG = (1 << 0), /* DSI-PLL power command 0x3 is not working */
DSI_QUIRK_DCS_CMD_CONFIG_VC = (1 << 1),
DSI_QUIRK_VC_OCP_WIDTH = (1 << 2),
DSI_QUIRK_REVERSE_TXCLKESC = (1 << 3),
DSI_QUIRK_GNQ = (1 << 4),
DSI_QUIRK_PHY_DCC = (1 << 5),
};
struct dsi_of_data {
enum dsi_model model;
const struct dss_pll_hw *pll_hw;
const struct dsi_module_id_data *modules;
enum dsi_quirks quirks;
};
struct dsi_data {
@ -418,8 +429,6 @@ struct dsi_packet_sent_handler_data {
struct completion *completion;
};
static const struct of_device_id dsi_of_match[];
#ifdef DSI_PERF_MEASURE
static bool dsi_perf;
module_param(dsi_perf, bool, 0644);
@ -1202,6 +1211,7 @@ static int dsi_regulator_init(struct platform_device *dsidev)
static void _dsi_print_reset_status(struct platform_device *dsidev)
{
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
u32 l;
int b0, b1, b2;
@ -1210,7 +1220,7 @@ static void _dsi_print_reset_status(struct platform_device *dsidev)
* I/O. */
l = dsi_read_reg(dsidev, DSI_DSIPHY_CFG5);
if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC)) {
if (dsi->data->quirks & DSI_QUIRK_REVERSE_TXCLKESC) {
b0 = 28;
b1 = 27;
b2 = 26;
@ -1365,11 +1375,12 @@ enum dsi_pll_power_state {
static int dsi_pll_power(struct platform_device *dsidev,
enum dsi_pll_power_state state)
{
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
int t = 0;
/* DSI-PLL power command 0x3 is not working */
if (dss_has_feature(FEAT_DSI_PLL_PWR_BUG) &&
state == DSI_PLL_POWER_ON_DIV)
if ((dsi->data->quirks & DSI_QUIRK_PLL_PWR_BUG) &&
state == DSI_PLL_POWER_ON_DIV)
state = DSI_PLL_POWER_ON_ALL;
/* PLL_PWR_CMD */
@ -1789,13 +1800,14 @@ static int dsi_cio_power(struct platform_device *dsidev,
static unsigned dsi_get_line_buf_size(struct platform_device *dsidev)
{
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
int val;
/* line buffer on OMAP3 is 1024 x 24bits */
/* XXX: for some reason using full buffer size causes
* considerable TX slowdown with update sizes that fill the
* whole buffer */
if (!dss_has_feature(FEAT_DSI_GNQ))
if (!(dsi->data->quirks & DSI_QUIRK_GNQ))
return 1023 * 3;
val = REG_GET(dsidev, DSI_GNQ, 14, 12); /* VP1_LINE_BUFFER_SIZE */
@ -1888,6 +1900,7 @@ static inline unsigned ddr2ns(struct platform_device *dsidev, unsigned ddr)
static void dsi_cio_timings(struct platform_device *dsidev)
{
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
u32 r;
u32 ths_prepare, ths_prepare_ths_zero, ths_trail, ths_exit;
u32 tlpx_half, tclk_trail, tclk_zero;
@ -1950,7 +1963,7 @@ static void dsi_cio_timings(struct platform_device *dsidev)
r = FLD_MOD(r, tclk_trail, 15, 8);
r = FLD_MOD(r, tclk_zero, 7, 0);
if (dss_has_feature(FEAT_DSI_PHY_DCC)) {
if (dsi->data->quirks & DSI_QUIRK_PHY_DCC) {
r = FLD_MOD(r, 0, 21, 21); /* DCCEN = disable */
r = FLD_MOD(r, 1, 22, 22); /* CLKINP_DIVBY2EN = enable */
r = FLD_MOD(r, 1, 23, 23); /* CLKINP_SEL = enable */
@ -2022,7 +2035,7 @@ static int dsi_cio_wait_tx_clk_esc_reset(struct platform_device *dsidev)
static const u8 offsets_new[] = { 24, 25, 26, 27, 28 };
const u8 *offsets;
if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC))
if (dsi->data->quirks & DSI_QUIRK_REVERSE_TXCLKESC)
offsets = offsets_old;
else
offsets = offsets_new;
@ -2513,7 +2526,7 @@ static void dsi_vc_initial_config(struct platform_device *dsidev, int channel)
r = FLD_MOD(r, 1, 7, 7); /* CS_TX_EN */
r = FLD_MOD(r, 1, 8, 8); /* ECC_TX_EN */
r = FLD_MOD(r, 0, 9, 9); /* MODE_SPEED, high speed on/off */
if (dss_has_feature(FEAT_DSI_VC_OCP_WIDTH))
if (dsi->data->quirks & DSI_QUIRK_VC_OCP_WIDTH)
r = FLD_MOD(r, 3, 11, 10); /* OCP_WIDTH = 32 bit */
r = FLD_MOD(r, 4, 29, 27); /* DMA_RX_REQ_NB = no dma */
@ -2548,7 +2561,7 @@ static int dsi_vc_config_source(struct platform_device *dsidev, int channel,
REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), source, 1, 1);
/* DCS_CMD_ENABLE */
if (dss_has_feature(FEAT_DSI_DCS_CMD_CONFIG_VC)) {
if (dsi->data->quirks & DSI_QUIRK_DCS_CMD_CONFIG_VC) {
bool enable = source == DSI_VC_SOURCE_VP;
REG_FLD_MOD(dsidev, DSI_VC_CTRL(channel), enable, 30, 30);
}
@ -3681,7 +3694,7 @@ static int dsi_proto_config(struct platform_device *dsidev)
r = FLD_MOD(r, 0, 8, 8); /* VP_CLK_POL */
r = FLD_MOD(r, 1, 14, 14); /* TRIGGER_RESET_MODE */
r = FLD_MOD(r, 1, 19, 19); /* EOT_ENABLE */
if (!dss_has_feature(FEAT_DSI_DCS_CMD_CONFIG_VC)) {
if (!(dsi->data->quirks & DSI_QUIRK_DCS_CMD_CONFIG_VC)) {
r = FLD_MOD(r, 1, 24, 24); /* DCS_CMD_ENABLE */
/* DCS_CMD_CODE, 1=start, 0=continue */
r = FLD_MOD(r, 0, 25, 25);
@ -5315,9 +5328,66 @@ static int dsi_init_pll_data(struct platform_device *dsidev)
}
/* DSI1 HW IP initialisation */
static const struct dsi_of_data dsi_of_data_omap34xx = {
.model = DSI_MODEL_OMAP3,
.pll_hw = &dss_omap3_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x4804fc00, .id = 0, },
{ },
},
.quirks = DSI_QUIRK_REVERSE_TXCLKESC,
};
static const struct dsi_of_data dsi_of_data_omap36xx = {
.model = DSI_MODEL_OMAP3,
.pll_hw = &dss_omap3_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x4804fc00, .id = 0, },
{ },
},
.quirks = DSI_QUIRK_PLL_PWR_BUG,
};
static const struct dsi_of_data dsi_of_data_omap4 = {
.model = DSI_MODEL_OMAP4,
.pll_hw = &dss_omap4_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x58004000, .id = 0, },
{ .address = 0x58005000, .id = 1, },
{ },
},
.quirks = DSI_QUIRK_DCS_CMD_CONFIG_VC | DSI_QUIRK_VC_OCP_WIDTH
| DSI_QUIRK_GNQ,
};
static const struct dsi_of_data dsi_of_data_omap5 = {
.model = DSI_MODEL_OMAP5,
.pll_hw = &dss_omap5_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x58004000, .id = 0, },
{ .address = 0x58009000, .id = 1, },
{ },
},
.quirks = DSI_QUIRK_DCS_CMD_CONFIG_VC | DSI_QUIRK_VC_OCP_WIDTH
| DSI_QUIRK_GNQ | DSI_QUIRK_PHY_DCC,
};
static const struct of_device_id dsi_of_match[] = {
{ .compatible = "ti,omap3-dsi", .data = &dsi_of_data_omap36xx, },
{ .compatible = "ti,omap4-dsi", .data = &dsi_of_data_omap4, },
{ .compatible = "ti,omap5-dsi", .data = &dsi_of_data_omap5, },
{},
};
static const struct soc_device_attribute dsi_soc_devices[] = {
{ .machine = "OMAP3[45]*", .data = &dsi_of_data_omap34xx },
{ .machine = "AM35*", .data = &dsi_of_data_omap34xx },
{ /* sentinel */ }
};
static int dsi_bind(struct device *dev, struct device *master, void *data)
{
struct platform_device *dsidev = to_platform_device(dev);
const struct soc_device_attribute *soc;
const struct dsi_module_id_data *d;
u32 rev;
int r, i;
@ -5381,7 +5451,12 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
return r;
}
dsi->data = of_match_node(dsi_of_match, dsidev->dev.of_node)->data;
soc = soc_device_match(dsi_soc_devices);
if (soc)
dsi->data = soc->data;
else
dsi->data = of_match_node(dsi_of_match, dev->of_node)->data;
d = dsi->data->modules;
while (d->address != 0 && d->address != dsi_mem->start)
d++;
@ -5433,7 +5508,7 @@ static int dsi_bind(struct device *dev, struct device *master, void *data)
/* DSI on OMAP3 doesn't have register DSI_GNQ, set number
* of data to 3 by default */
if (dss_has_feature(FEAT_DSI_GNQ))
if (dsi->data->quirks & DSI_QUIRK_GNQ)
/* NB_DATA_LANES */
dsi->num_lanes_supported = 1 + REG_GET(dsidev, DSI_GNQ, 11, 9);
else
@ -5553,42 +5628,6 @@ static const struct dev_pm_ops dsi_pm_ops = {
.runtime_resume = dsi_runtime_resume,
};
static const struct dsi_of_data dsi_of_data_omap3 = {
.model = DSI_MODEL_OMAP3,
.pll_hw = &dss_omap3_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x4804fc00, .id = 0, },
{ },
},
};
static const struct dsi_of_data dsi_of_data_omap4 = {
.model = DSI_MODEL_OMAP4,
.pll_hw = &dss_omap4_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x58004000, .id = 0, },
{ .address = 0x58005000, .id = 1, },
{ },
},
};
static const struct dsi_of_data dsi_of_data_omap5 = {
.model = DSI_MODEL_OMAP5,
.pll_hw = &dss_omap5_dsi_pll_hw,
.modules = (const struct dsi_module_id_data[]) {
{ .address = 0x58004000, .id = 0, },
{ .address = 0x58009000, .id = 1, },
{ },
},
};
static const struct of_device_id dsi_of_match[] = {
{ .compatible = "ti,omap3-dsi", .data = &dsi_of_data_omap3, },
{ .compatible = "ti,omap4-dsi", .data = &dsi_of_data_omap4, },
{ .compatible = "ti,omap5-dsi", .data = &dsi_of_data_omap5, },
{},
};
static struct platform_driver omap_dsihw_driver = {
.probe = dsi_probe,
.remove = dsi_remove,

16
drivers/gpu/drm/omapdrm/dss/dss_features.c
Просмотреть файл

@ -165,7 +165,6 @@ static const enum dss_feat_id omap3430_dss_feat_list[] = {
FEAT_LINEBUFFERSPLIT,
FEAT_ROWREPEATENABLE,
FEAT_RESIZECONF,
FEAT_DSI_REVERSE_TXCLKESC,
FEAT_CPR,
FEAT_PRELOAD,
FEAT_FIR_COEF_V,
@ -183,7 +182,6 @@ static const enum dss_feat_id am35xx_dss_feat_list[] = {
FEAT_LINEBUFFERSPLIT,
FEAT_ROWREPEATENABLE,
FEAT_RESIZECONF,
FEAT_DSI_REVERSE_TXCLKESC,
FEAT_CPR,
FEAT_PRELOAD,
FEAT_FIR_COEF_V,
@ -215,7 +213,6 @@ static const enum dss_feat_id omap3630_dss_feat_list[] = {
FEAT_LINEBUFFERSPLIT,
FEAT_ROWREPEATENABLE,
FEAT_RESIZECONF,
FEAT_DSI_PLL_PWR_BUG,
FEAT_CPR,
FEAT_PRELOAD,
FEAT_FIR_COEF_V,
@ -229,9 +226,6 @@ static const enum dss_feat_id omap4430_es1_0_dss_feat_list[] = {
FEAT_MGR_LCD2,
FEAT_CORE_CLK_DIV,
FEAT_LCD_CLK_SRC,
FEAT_DSI_DCS_CMD_CONFIG_VC,
FEAT_DSI_VC_OCP_WIDTH,
FEAT_DSI_GNQ,
FEAT_HANDLE_UV_SEPARATE,
FEAT_ATTR2,
FEAT_CPR,
@ -246,9 +240,6 @@ static const enum dss_feat_id omap4430_es2_0_1_2_dss_feat_list[] = {
FEAT_MGR_LCD2,
FEAT_CORE_CLK_DIV,
FEAT_LCD_CLK_SRC,
FEAT_DSI_DCS_CMD_CONFIG_VC,
FEAT_DSI_VC_OCP_WIDTH,
FEAT_DSI_GNQ,
FEAT_HDMI_CTS_SWMODE,
FEAT_HANDLE_UV_SEPARATE,
FEAT_ATTR2,
@ -264,9 +255,6 @@ static const enum dss_feat_id omap4_dss_feat_list[] = {
FEAT_MGR_LCD2,
FEAT_CORE_CLK_DIV,
FEAT_LCD_CLK_SRC,
FEAT_DSI_DCS_CMD_CONFIG_VC,
FEAT_DSI_VC_OCP_WIDTH,
FEAT_DSI_GNQ,
FEAT_HDMI_CTS_SWMODE,
FEAT_HDMI_AUDIO_USE_MCLK,
FEAT_HANDLE_UV_SEPARATE,
@ -284,9 +272,6 @@ static const enum dss_feat_id omap5_dss_feat_list[] = {
FEAT_MGR_LCD3,
FEAT_CORE_CLK_DIV,
FEAT_LCD_CLK_SRC,
FEAT_DSI_DCS_CMD_CONFIG_VC,
FEAT_DSI_VC_OCP_WIDTH,
FEAT_DSI_GNQ,
FEAT_HDMI_CTS_SWMODE,
FEAT_HDMI_AUDIO_USE_MCLK,
FEAT_HANDLE_UV_SEPARATE,
@ -297,7 +282,6 @@ static const enum dss_feat_id omap5_dss_feat_list[] = {
FEAT_ALPHA_FREE_ZORDER,
FEAT_FIFO_MERGE,
FEAT_BURST_2D,
FEAT_DSI_PHY_DCC,
FEAT_MFLAG,
};

7
drivers/gpu/drm/omapdrm/dss/dss_features.h
Просмотреть файл

@ -39,12 +39,6 @@ enum dss_feat_id {
/* Independent core clk divider */
FEAT_CORE_CLK_DIV,
FEAT_LCD_CLK_SRC,
/* DSI-PLL power command 0x3 is not working */
FEAT_DSI_PLL_PWR_BUG,
FEAT_DSI_DCS_CMD_CONFIG_VC,
FEAT_DSI_VC_OCP_WIDTH,
FEAT_DSI_REVERSE_TXCLKESC,
FEAT_DSI_GNQ,
FEAT_DPI_USES_VDDS_DSI,
FEAT_HDMI_CTS_SWMODE,
FEAT_HDMI_AUDIO_USE_MCLK,
@ -59,7 +53,6 @@ enum dss_feat_id {
/* An unknown HW bug causing the normal FIFO thresholds not to work */
FEAT_OMAP3_DSI_FIFO_BUG,
FEAT_BURST_2D,
FEAT_DSI_PHY_DCC,
FEAT_MFLAG,
};