From: Tomi Valkeinen <tomi.valkeinen@ti.com>
To: Sebastian Reichel <sre@kernel.org>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Nikhil Devshatwar <nikhil.nd@ti.com>,
<linux-omap@vger.kernel.org>, <dri-devel@lists.freedesktop.org>
Cc: Sekhar Nori <nsekhar@ti.com>, Tony Lindgren <tony@atomide.com>,
<hns@goldelico.com>, Tomi Valkeinen <tomi.valkeinen@ti.com>
Subject: [PATCH v4 69/80] drm/panel: panel-dsi-cm: add panel database to driver
Date: Tue, 24 Nov 2020 14:45:27 +0200 [thread overview]
Message-ID: <20201124124538.660710-70-tomi.valkeinen@ti.com> (raw)
In-Reply-To: <20201124124538.660710-1-tomi.valkeinen@ti.com>
Add a panel database to the driver instead of reading propertes from DT
data. This is similar to panel-simple, and I believe it's more future
safe way to handle the panels.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---
drivers/gpu/drm/panel/panel-dsi-cm.c | 107 +++++++++++++++++----------
1 file changed, 69 insertions(+), 38 deletions(-)
diff --git a/drivers/gpu/drm/panel/panel-dsi-cm.c b/drivers/gpu/drm/panel/panel-dsi-cm.c
index c17ed728c695..ec87b785871f 100644
--- a/drivers/gpu/drm/panel/panel-dsi-cm.c
+++ b/drivers/gpu/drm/panel/panel-dsi-cm.c
@@ -22,10 +22,7 @@
#include <drm/drm_modes.h>
#include <drm/drm_panel.h>
-#include <video/display_timing.h>
#include <video/mipi_display.h>
-#include <video/of_display_timing.h>
-#include <video/videomode.h>
#define DCS_GET_ID1 0xda
#define DCS_GET_ID2 0xdb
@@ -33,6 +30,18 @@
#define DCS_REGULATOR_SUPPLY_NUM 2
+static const struct of_device_id dsicm_of_match[];
+
+struct dsic_panel_data {
+ u32 xres;
+ u32 yres;
+ u32 refresh;
+ u32 width_mm;
+ u32 height_mm;
+ u32 max_hs_rate;
+ u32 max_lp_rate;
+};
+
struct panel_drv_data {
struct mipi_dsi_device *dsi;
struct drm_panel panel;
@@ -48,16 +57,14 @@ struct panel_drv_data {
*/
unsigned long hw_guard_wait; /* max guard time in jiffies */
- /* panel HW configuration from DT or platform data */
+ const struct dsic_panel_data *panel_data;
+
struct gpio_desc *reset_gpio;
struct regulator_bulk_data supplies[DCS_REGULATOR_SUPPLY_NUM];
bool use_dsi_backlight;
- int width_mm;
- int height_mm;
-
/* runtime variables */
bool enabled;
@@ -455,11 +462,8 @@ static int dsicm_get_modes(struct drm_panel *panel,
return -ENOMEM;
}
- drm_mode_set_name(mode);
- mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
-
- connector->display_info.width_mm = ddata->width_mm;
- connector->display_info.height_mm = ddata->height_mm;
+ connector->display_info.width_mm = ddata->panel_data->width_mm;
+ connector->display_info.height_mm = ddata->panel_data->height_mm;
drm_mode_probed_add(connector, mode);
@@ -476,15 +480,10 @@ static const struct drm_panel_funcs dsicm_panel_funcs = {
static int dsicm_probe_of(struct mipi_dsi_device *dsi)
{
- struct device_node *node = dsi->dev.of_node;
struct backlight_device *backlight;
struct panel_drv_data *ddata = mipi_dsi_get_drvdata(dsi);
- struct display_timing timing;
- struct videomode vm = {
- .hactive = 864,
- .vactive = 480,
- };
int err;
+ struct drm_display_mode *mode = &ddata->mode;
ddata->reset_gpio = devm_gpiod_get(&dsi->dev, "reset", GPIOD_OUT_LOW);
if (IS_ERR(ddata->reset_gpio)) {
@@ -493,23 +492,16 @@ static int dsicm_probe_of(struct mipi_dsi_device *dsi)
return err;
}
- err = of_get_display_timing(node, "panel-timing", &timing);
- if (!err) {
- videomode_from_timing(&timing, &vm);
- } else {
- dev_warn(&dsi->dev,
- "failed to get video timing, using defaults\n");
- }
-
- if (!vm.pixelclock)
- vm.pixelclock = vm.hactive * vm.vactive * 60;
- drm_display_mode_from_videomode(&vm, &ddata->mode);
-
- ddata->width_mm = 0;
- of_property_read_u32(node, "width-mm", &ddata->width_mm);
-
- ddata->height_mm = 0;
- of_property_read_u32(node, "height-mm", &ddata->height_mm);
+ mode->hdisplay = mode->hsync_start = mode->hsync_end = mode->htotal =
+ ddata->panel_data->xres;
+ mode->vdisplay = mode->vsync_start = mode->vsync_end = mode->vtotal =
+ ddata->panel_data->yres;
+ mode->clock = ddata->panel_data->xres * ddata->panel_data->yres *
+ ddata->panel_data->refresh / 1000;
+ mode->width_mm = ddata->panel_data->width_mm;
+ mode->height_mm = ddata->panel_data->height_mm;
+ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+ drm_mode_set_name(mode);
ddata->supplies[0].supply = "vpnl";
ddata->supplies[1].supply = "vddi";
@@ -536,6 +528,7 @@ static int dsicm_probe(struct mipi_dsi_device *dsi)
struct panel_drv_data *ddata;
struct backlight_device *bldev = NULL;
struct device *dev = &dsi->dev;
+ const struct of_device_id *id;
int r;
dev_dbg(dev, "probe\n");
@@ -547,6 +540,12 @@ static int dsicm_probe(struct mipi_dsi_device *dsi)
mipi_dsi_set_drvdata(dsi, ddata);
ddata->dsi = dsi;
+ id = of_match_node(dsicm_of_match, dev->of_node);
+ if (!id)
+ return -ENODEV;
+
+ ddata->panel_data = id->data;
+
r = dsicm_probe_of(dsi);
if (r)
return r;
@@ -583,8 +582,8 @@ static int dsicm_probe(struct mipi_dsi_device *dsi)
dsi->format = MIPI_DSI_FMT_RGB888;
dsi->mode_flags = MIPI_DSI_CLOCK_NON_CONTINUOUS |
MIPI_DSI_MODE_EOT_PACKET;
- dsi->hs_rate = 300000000;
- dsi->lp_rate = 10000000;
+ dsi->hs_rate = ddata->panel_data->max_hs_rate;
+ dsi->lp_rate = ddata->panel_data->max_lp_rate;
drm_panel_add(&ddata->panel);
@@ -622,8 +621,40 @@ static int dsicm_remove(struct mipi_dsi_device *dsi)
return 0;
}
+static const struct dsic_panel_data taal_data = {
+ .xres = 864,
+ .yres = 480,
+ .refresh = 60,
+ .width_mm = 0,
+ .height_mm = 0,
+ .max_hs_rate = 300000000,
+ .max_lp_rate = 10000000,
+};
+
+static const struct dsic_panel_data himalaya_data = {
+ .xres = 480,
+ .yres = 864,
+ .refresh = 60,
+ .width_mm = 49,
+ .height_mm = 88,
+ .max_hs_rate = 300000000,
+ .max_lp_rate = 10000000,
+};
+
+static const struct dsic_panel_data droid4_data = {
+ .xres = 540,
+ .yres = 960,
+ .refresh = 60,
+ .width_mm = 50,
+ .height_mm = 89,
+ .max_hs_rate = 300000000,
+ .max_lp_rate = 10000000,
+};
+
static const struct of_device_id dsicm_of_match[] = {
- { .compatible = "panel-dsi-cm", },
+ { .compatible = "tpo,taal", .data = &taal_data },
+ { .compatible = "nokia,himalaya", &himalaya_data },
+ { .compatible = "motorola,droid4-panel", &droid4_data },
{},
};
--
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Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
next prev parent reply other threads:[~2020-11-24 12:48 UTC|newest]
Thread overview: 152+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-24 12:44 [PATCH v4 00/80] Convert DSI code to use drm_mipi_dsi and drm_panel Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 01/80] Revert "drm/omap: dss: Remove unused omap_dss_device operations" Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 02/80] drm/omap: drop unused dsi.configure_pins Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 03/80] drm/omap: dsi: use MIPI_DSI_FMT_* instead of OMAP_DSS_DSI_FMT_* Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 04/80] drm/omap: constify write buffers Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 05/80] drm/omap: dsi: add generic transfer function Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 06/80] drm/omap: panel-dsi-cm: convert to transfer API Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 07/80] drm/omap: dsi: unexport specific data transfer functions Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 08/80] drm/omap: dsi: drop virtual channel logic Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 09/80] drm/omap: dsi: simplify write function Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 10/80] drm/omap: dsi: simplify read functions Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 11/80] drm/omap: dsi: switch dsi_vc_send_long/short to mipi_dsi_msg Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 12/80] drm/omap: dsi: introduce mipi_dsi_host Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 13/80] drm/omap: panel-dsi-cm: use DSI helpers Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 14/80] drm/omap: dsi: request VC via mipi_dsi_attach Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 15/80] drm/omap: panel-dsi-cm: drop hardcoded VC Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 16/80] drm/omap: panel-dsi-cm: use common MIPI DCS 1.3 defines Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 17/80] drm/omap: dsi: drop unused memory_read() Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 18/80] drm/omap: dsi: drop unused get_te() Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 19/80] drm/omap: dsi: drop unused enable_te() Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 20/80] drm/omap: dsi: drop useless sync() Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 21/80] drm/omap: dsi: use pixel-format and mode from attach Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 22/80] drm/omap: panel-dsi-cm: use bulk regulator API Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 23/80] drm/omap: dsi: lp/hs switching support for transfer() Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 24/80] drm/omap: dsi: move TE GPIO handling into core Tomi Valkeinen
2021-02-08 17:55 ` Tony Lindgren
2021-02-11 7:34 ` Tomi Valkeinen
2021-02-11 17:35 ` Tony Lindgren
2021-02-17 7:42 ` Tomi Valkeinen
2021-02-18 5:57 ` Tony Lindgren
2021-02-22 8:47 ` Tomi Valkeinen
2021-02-25 12:46 ` Tony Lindgren
2021-02-26 9:04 ` Tomi Valkeinen
2021-02-27 7:18 ` Tony Lindgren
2020-11-24 12:44 ` [PATCH v4 25/80] drm/omap: dsi: drop custom enable_te() API Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 26/80] drm/omap: dsi: do bus locking in host driver Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 27/80] drm/omap: dsi: untangle ulps ops from enable/disable Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 28/80] drm/omap: dsi: do ULPS in host driver Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 29/80] drm/omap: dsi: move panel refresh function to host Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 30/80] drm/omap: dsi: Reverse direction of the DSS device enable/disable operations Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 31/80] drm/omap: dsi: drop custom panel capability support Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 32/80] drm/omap: dsi: convert to drm_panel Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 33/80] drm/omap: drop omapdss-boot-init Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 34/80] drm/omap: dsi: implement check timings Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 35/80] drm/omap: panel-dsi-cm: use DEVICE_ATTR_RO Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 36/80] drm/omap: panel-dsi-cm: support unbinding Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 37/80] drm/omap: panel-dsi-cm: fix remove() Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 38/80] drm/omap: remove global dss_device variable Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 39/80] drm/panel: Move OMAP's DSI command mode panel driver Tomi Valkeinen
2021-01-08 21:23 ` Dixit, Ashutosh
2021-01-08 21:54 ` Sebastian Reichel
2020-11-24 12:44 ` [PATCH v4 40/80] drm/omap: dsi: Register a drm_bridge Tomi Valkeinen
2020-11-24 12:44 ` [PATCH v4 41/80] drm/omap: remove legacy DSS device operations Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 42/80] drm/omap: remove unused omap_connector Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 43/80] drm/omap: simplify omap_display_id Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 44/80] drm/omap: drop unused DSS next pointer Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 45/80] drm/omap: drop DSS ops_flags Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 46/80] drm/omap: drop dssdev display field Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 47/80] drm/omap: simplify DSI manual update code Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 48/80] drm/omap: dsi: simplify pin config Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 49/80] ARM: omap2plus_defconfig: Update for moved DSI command mode panel Tomi Valkeinen
2020-12-01 8:46 ` Tony Lindgren
2020-11-24 12:45 ` [PATCH v4 50/80] drm/omap: squash omapdrm sub-modules into one Tomi Valkeinen
2020-12-14 12:53 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 51/80] drm/omap: remove unused display.c Tomi Valkeinen
2020-12-14 12:53 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 52/80] drm/omap: drop unused owner field Tomi Valkeinen
2020-12-14 12:53 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 53/80] drm/omap: remove dispc_ops Tomi Valkeinen
2020-12-14 12:54 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 54/80] drm/omap: remove dss_mgr_ops Tomi Valkeinen
2020-12-14 12:54 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 55/80] drm/panel: panel-dsi-cm: use MIPI_DCS_GET_ERROR_COUNT_ON_DSI Tomi Valkeinen
2020-11-24 16:18 ` Sam Ravnborg
2020-11-24 16:26 ` Tomi Valkeinen
2020-11-24 16:38 ` Sam Ravnborg
2020-11-25 8:52 ` Tomi Valkeinen
2020-11-30 9:50 ` Laurent Pinchart
2020-12-14 12:54 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 56/80] drm/panel: panel-dsi-cm: cleanup tear enable Tomi Valkeinen
2020-11-24 17:25 ` Sam Ravnborg
2020-11-30 9:51 ` Laurent Pinchart
2020-12-14 12:54 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 57/80] ARM: dts: omap5: add address-cells & size-cells to dsi Tomi Valkeinen
2020-11-30 9:53 ` Laurent Pinchart
2020-12-01 10:39 ` Tomi Valkeinen
2020-12-01 10:47 ` Tony Lindgren
2020-12-14 12:55 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 58/80] drm/omap: pll: fix iteration loop check Tomi Valkeinen
2020-11-30 9:54 ` Laurent Pinchart
2020-12-14 12:55 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 59/80] drm/omap: dsi: set trans_mode according to client mode_flags Tomi Valkeinen
2020-11-30 9:55 ` Laurent Pinchart
2020-12-14 12:56 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 60/80] drm/panel: panel-dsi-cm: set column & page at setup Tomi Valkeinen
2020-11-24 17:30 ` Sam Ravnborg
2020-11-24 18:19 ` Tomi Valkeinen
2020-11-30 9:56 ` Laurent Pinchart
2020-12-14 12:59 ` Sebastian Reichel
2020-11-24 12:45 ` [PATCH v4 61/80] drm/omap: dsi: send nop instead of page & column Tomi Valkeinen
2020-11-30 9:58 ` Laurent Pinchart
2020-12-01 10:59 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 62/80] drm/omap: dsi: simplify VC handling Tomi Valkeinen
2020-11-30 10:00 ` Laurent Pinchart
2020-12-01 11:11 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 63/80] drm/omap: dsi: drop useless channel checks Tomi Valkeinen
2020-12-01 0:14 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 64/80] drm/omap: dsi: cleanup channel usages Tomi Valkeinen
2020-12-01 0:17 ` Laurent Pinchart
2020-12-01 11:23 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 65/80] drm/omap: dsi: skip dsi_vc_enable_hs when already in correct mode Tomi Valkeinen
2020-12-01 0:18 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 66/80] drm/omap: dsi: set LP/HS before update Tomi Valkeinen
2020-12-01 0:20 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 67/80] drm/omap: dsi: use separate VCs for cmd and video Tomi Valkeinen
2020-12-01 0:21 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 68/80] drm/panel: panel-dsi-cm: remove extra 'if' Tomi Valkeinen
2020-11-24 17:34 ` Sam Ravnborg
2020-12-01 0:22 ` Laurent Pinchart
2020-12-01 11:26 ` Tomi Valkeinen
2020-12-02 20:08 ` kernel test robot
2020-11-24 12:45 ` Tomi Valkeinen [this message]
2020-11-24 17:35 ` [PATCH v4 69/80] drm/panel: panel-dsi-cm: add panel database to driver Sam Ravnborg
2020-12-01 0:23 ` Laurent Pinchart
2020-12-01 11:29 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 70/80] drm/panel: panel-dsi-cm: drop unneeded includes Tomi Valkeinen
2020-11-24 17:36 ` Sam Ravnborg
2020-12-01 0:27 ` Laurent Pinchart
2020-12-01 11:33 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 71/80] drm/omap: dsi: move structs & defines to dsi.h Tomi Valkeinen
2020-12-01 0:31 ` Laurent Pinchart
2020-12-01 11:37 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 72/80] drm/omap: dsi: move enable/disable to bridge enable/disable Tomi Valkeinen
2020-12-01 0:32 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 73/80] drm/omap: dsi: display_enable cleanup Tomi Valkeinen
2020-12-01 0:32 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 74/80] drm/omap: dsi: display_disable cleanup Tomi Valkeinen
2020-12-01 0:33 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 75/80] drm/omap: dsi: rename dsi_display_* functions Tomi Valkeinen
2020-12-01 0:34 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 76/80] drm/omap: dsi: cleanup initial vc setup Tomi Valkeinen
2020-12-01 0:36 ` Laurent Pinchart
2020-12-01 11:51 ` Tomi Valkeinen
2020-11-24 12:45 ` [PATCH v4 77/80] drm/omap: dsi: split video mode enable/disable into separate func Tomi Valkeinen
2020-12-01 0:37 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 78/80] drm/omap: dsi: fix and cleanup ddr_clk_always_on Tomi Valkeinen
2020-12-01 0:38 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 79/80] drm/omap: dsi: remove ulps support Tomi Valkeinen
2020-12-01 0:39 ` Laurent Pinchart
2020-11-24 12:45 ` [PATCH v4 80/80] drm/omap: dsi: fix DCS_CMD_ENABLE Tomi Valkeinen
2020-12-01 0:40 ` Laurent Pinchart
2020-11-30 9:39 ` [PATCH v4 81/80] drm/omap: dsi: allow DSI commands to be sent early Tomi Valkeinen
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