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drm: rcar-du: Rename and document dpll_ch field

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Document and re-name the 'dpll_ch' field to a more precise 'dpll_mask' for
consistency with the 'channels_mask' field defined in 'struct
rcar_du_device_info'.

Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
This commit is contained in:
Jacopo Mondi 2018-08-22 09:21:47 +02:00 committed by Laurent Pinchart
parent 8c74c4561f
commit 9fe50e64fa
3 changed files with 6 additions and 5 deletions
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2
drivers/gpu/drm/rcar-du/rcar_du_crtc.c
View file

@ -248,7 +248,7 @@ static void rcar_du_crtc_set_display_timing(struct rcar_du_crtc *rcrtc)
u32 dsmr;
u32 escr;
if (rcdu->info->dpll_ch & (1 << rcrtc->index)) {
if (rcdu->info->dpll_mask & (1 << rcrtc->index)) {
unsigned long target = mode_clock;
struct dpll_info dpll = { 0 };
unsigned long extclk;

6
drivers/gpu/drm/rcar-du/rcar_du_drv.c
View file

@ -218,7 +218,7 @@ static const struct rcar_du_device_info rcar_du_r8a7795_info = {
},
},
.num_lvds = 1,
.dpll_ch = BIT(2) | BIT(1),
.dpll_mask = BIT(2) | BIT(1),
};
static const struct rcar_du_device_info rcar_du_r8a7796_info = {
@ -247,7 +247,7 @@ static const struct rcar_du_device_info rcar_du_r8a7796_info = {
},
},
.num_lvds = 1,
.dpll_ch = BIT(1),
.dpll_mask = BIT(1),
};
static const struct rcar_du_device_info rcar_du_r8a77965_info = {
@ -276,7 +276,7 @@ static const struct rcar_du_device_info rcar_du_r8a77965_info = {
},
},
.num_lvds = 1,
.dpll_ch = BIT(1),
.dpll_mask = BIT(1),
};
static const struct rcar_du_device_info rcar_du_r8a77970_info = {

3
drivers/gpu/drm/rcar-du/rcar_du_drv.h
View file

@ -52,6 +52,7 @@ struct rcar_du_output_routing {
* @channels_mask: bit mask of available DU channels
* @routes: array of CRTC to output routes, indexed by output (RCAR_DU_OUTPUT_*)
* @num_lvds: number of internal LVDS encoders
* @dpll_mask: bit mask of DU channels equipped with a DPLL
*/
struct rcar_du_device_info {
unsigned int gen;
@ -60,7 +61,7 @@ struct rcar_du_device_info {
unsigned int channels_mask;
struct rcar_du_output_routing routes[RCAR_DU_OUTPUT_MAX];
unsigned int num_lvds;
unsigned int dpll_ch;
unsigned int dpll_mask;
};
#define RCAR_DU_MAX_CRTCS 4