diff options
Diffstat (limited to 'drivers/gpu/drm/display/drm_dp_tunnel.c')
| -rw-r--r-- | drivers/gpu/drm/display/drm_dp_tunnel.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/drivers/gpu/drm/display/drm_dp_tunnel.c b/drivers/gpu/drm/display/drm_dp_tunnel.c index 90fe07a89260..43f13a7c79b9 100644 --- a/drivers/gpu/drm/display/drm_dp_tunnel.c +++ b/drivers/gpu/drm/display/drm_dp_tunnel.c @@ -3,6 +3,7 @@ * Copyright © 2023 Intel Corporation */ +#include <linux/export.h> #include <linux/ref_tracker.h> #include <linux/types.h> @@ -222,7 +223,7 @@ static int read_tunnel_regs(struct drm_dp_aux *aux, struct drm_dp_tunnel_regs *r while ((len = next_reg_area(&offset))) { int address = DP_TUNNELING_BASE + offset; - if (drm_dp_dpcd_read(aux, address, tunnel_reg_ptr(regs, address), len) < 0) + if (drm_dp_dpcd_read_data(aux, address, tunnel_reg_ptr(regs, address), len) < 0) return -EIO; offset += len; @@ -913,7 +914,7 @@ static int set_bw_alloc_mode(struct drm_dp_tunnel *tunnel, bool enable) u8 mask = DP_DISPLAY_DRIVER_BW_ALLOCATION_MODE_ENABLE | DP_UNMASK_BW_ALLOCATION_IRQ; u8 val; - if (drm_dp_dpcd_readb(tunnel->aux, DP_DPTX_BW_ALLOCATION_MODE_CONTROL, &val) < 0) + if (drm_dp_dpcd_read_byte(tunnel->aux, DP_DPTX_BW_ALLOCATION_MODE_CONTROL, &val) < 0) goto out_err; if (enable) @@ -921,7 +922,7 @@ static int set_bw_alloc_mode(struct drm_dp_tunnel *tunnel, bool enable) else val &= ~mask; - if (drm_dp_dpcd_writeb(tunnel->aux, DP_DPTX_BW_ALLOCATION_MODE_CONTROL, val) < 0) + if (drm_dp_dpcd_write_byte(tunnel->aux, DP_DPTX_BW_ALLOCATION_MODE_CONTROL, val) < 0) goto out_err; tunnel->bw_alloc_enabled = enable; @@ -1039,7 +1040,7 @@ static int clear_bw_req_state(struct drm_dp_aux *aux) { u8 bw_req_mask = DP_BW_REQUEST_SUCCEEDED | DP_BW_REQUEST_FAILED; - if (drm_dp_dpcd_writeb(aux, DP_TUNNELING_STATUS, bw_req_mask) < 0) + if (drm_dp_dpcd_write_byte(aux, DP_TUNNELING_STATUS, bw_req_mask) < 0) return -EIO; return 0; @@ -1052,7 +1053,7 @@ static int bw_req_complete(struct drm_dp_aux *aux, bool *status_changed) u8 val; int err; - if (drm_dp_dpcd_readb(aux, DP_TUNNELING_STATUS, &val) < 0) + if (drm_dp_dpcd_read_byte(aux, DP_TUNNELING_STATUS, &val) < 0) return -EIO; *status_changed = val & status_change_mask; @@ -1095,7 +1096,7 @@ static int allocate_tunnel_bw(struct drm_dp_tunnel *tunnel, int bw) if (err) goto out; - if (drm_dp_dpcd_writeb(tunnel->aux, DP_REQUEST_BW, request_bw) < 0) { + if (drm_dp_dpcd_write_byte(tunnel->aux, DP_REQUEST_BW, request_bw) < 0) { err = -EIO; goto out; } @@ -1196,13 +1197,13 @@ static int check_and_clear_status_change(struct drm_dp_tunnel *tunnel) u8 mask = DP_BW_ALLOCATION_CAPABILITY_CHANGED | DP_ESTIMATED_BW_CHANGED; u8 val; - if (drm_dp_dpcd_readb(tunnel->aux, DP_TUNNELING_STATUS, &val) < 0) + if (drm_dp_dpcd_read_byte(tunnel->aux, DP_TUNNELING_STATUS, &val) < 0) goto out_err; val &= mask; if (val) { - if (drm_dp_dpcd_writeb(tunnel->aux, DP_TUNNELING_STATUS, val) < 0) + if (drm_dp_dpcd_write_byte(tunnel->aux, DP_TUNNELING_STATUS, val) < 0) goto out_err; return 1; @@ -1215,7 +1216,7 @@ static int check_and_clear_status_change(struct drm_dp_tunnel *tunnel) * Check for estimated BW changes explicitly to account for lost * BW change notifications. */ - if (drm_dp_dpcd_readb(tunnel->aux, DP_ESTIMATED_BW, &val) < 0) + if (drm_dp_dpcd_read_byte(tunnel->aux, DP_ESTIMATED_BW, &val) < 0) goto out_err; if (val * tunnel->bw_granularity != tunnel->estimated_bw) @@ -1300,7 +1301,7 @@ int drm_dp_tunnel_handle_irq(struct drm_dp_tunnel_mgr *mgr, struct drm_dp_aux *a { u8 val; - if (drm_dp_dpcd_readb(aux, DP_TUNNELING_STATUS, &val) < 0) + if (drm_dp_dpcd_read_byte(aux, DP_TUNNELING_STATUS, &val) < 0) return -EIO; if (val & (DP_BW_REQUEST_SUCCEEDED | DP_BW_REQUEST_FAILED)) @@ -1920,7 +1921,7 @@ drm_dp_tunnel_mgr_create(struct drm_device *dev, int max_group_count) } #ifdef CONFIG_DRM_DISPLAY_DP_TUNNEL_STATE_DEBUG - ref_tracker_dir_init(&mgr->ref_tracker, 16, "dptun"); + ref_tracker_dir_init(&mgr->ref_tracker, 16, "drm_dptun"); #endif for (i = 0; i < max_group_count; i++) { |