On Mon, Feb 27, 2017 at 8:31 PM, Joe Perches <j...@perches.com> wrote:
> Using 'printk("\n")' is not preferred anymore and
> using printk to continue logging messages now produces
> multiple line logging output unless the continuations
> use KERN_CONT.
>
> Convert these uses to appropriately use pr_cont or a
> single printk where possible.
>
> Miscellanea:
>
> o Use a temporary const char * instead of multiple printks
> o Remove trailing space from logging by using a leading space instead
>
> Signed-off-by: Joe Perches <j...@perches.com>
Applied. thanks!
Alex
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c | 70 ++++++++++++++++----------------
> drivers/gpu/drm/radeon/r600_dpm.c | 71
> +++++++++++++++++----------------
> 2 files changed, 73 insertions(+), 68 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> index 6ca0333ca4c0..38e9b0d3659a 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dpm.c
> @@ -31,86 +31,88 @@
>
> void amdgpu_dpm_print_class_info(u32 class, u32 class2)
> {
> - printk("\tui class: ");
> + const char *s;
> +
> switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
> case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
> default:
> - printk("none\n");
> + s = "none";
> break;
> case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
> - printk("battery\n");
> + s = "battery";
> break;
> case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
> - printk("balanced\n");
> + s = "balanced";
> break;
> case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
> - printk("performance\n");
> + s = "performance";
> break;
> }
> - printk("\tinternal class: ");
> + printk("\tui class: %s\n", s);
> + printk("\tinternal class:");
> if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
> (class2 == 0))
> - printk("none");
> + pr_cont(" none");
> else {
> if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
> - printk("boot ");
> + pr_cont(" boot");
> if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
> - printk("thermal ");
> + pr_cont(" thermal");
> if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
> - printk("limited_pwr ");
> + pr_cont(" limited_pwr");
> if (class & ATOM_PPLIB_CLASSIFICATION_REST)
> - printk("rest ");
> + pr_cont(" rest");
> if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
> - printk("forced ");
> + pr_cont(" forced");
> if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
> - printk("3d_perf ");
> + pr_cont(" 3d_perf");
> if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
> - printk("ovrdrv ");
> + pr_cont(" ovrdrv");
> if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
> - printk("uvd ");
> + pr_cont(" uvd");
> if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
> - printk("3d_low ");
> + pr_cont(" 3d_low");
> if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
> - printk("acpi ");
> + pr_cont(" acpi");
> if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
> - printk("uvd_hd2 ");
> + pr_cont(" uvd_hd2");
> if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
> - printk("uvd_hd ");
> + pr_cont(" uvd_hd");
> if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
> - printk("uvd_sd ");
> + pr_cont(" uvd_sd");
> if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
> - printk("limited_pwr2 ");
> + pr_cont(" limited_pwr2");
> if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
> - printk("ulv ");
> + pr_cont(" ulv");
> if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
> - printk("uvd_mvc ");
> + pr_cont(" uvd_mvc");
> }
> - printk("\n");
> + pr_cont("\n");
> }
>
> void amdgpu_dpm_print_cap_info(u32 caps)
> {
> - printk("\tcaps: ");
> + printk("\tcaps:");
> if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
> - printk("single_disp ");
> + pr_cont(" single_disp");
> if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
> - printk("video ");
> + pr_cont(" video");
> if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
> - printk("no_dc ");
> - printk("\n");
> + pr_cont(" no_dc");
> + pr_cont("\n");
> }
>
> void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
> struct amdgpu_ps *rps)
> {
> - printk("\tstatus: ");
> + printk("\tstatus:");
> if (rps == adev->pm.dpm.current_ps)
> - printk("c ");
> + pr_cont(" c");
> if (rps == adev->pm.dpm.requested_ps)
> - printk("r ");
> + pr_cont(" r");
> if (rps == adev->pm.dpm.boot_ps)
> - printk("b ");
> - printk("\n");
> + pr_cont(" b");
> + pr_cont("\n");
> }
>
>
> diff --git a/drivers/gpu/drm/radeon/r600_dpm.c
> b/drivers/gpu/drm/radeon/r600_dpm.c
> index 5a26eb4545aa..c7fc1dbfd192 100644
> --- a/drivers/gpu/drm/radeon/r600_dpm.c
> +++ b/drivers/gpu/drm/radeon/r600_dpm.c
> @@ -69,86 +69,89 @@ const u32 r600_dtc[R600_PM_NUMBER_OF_TC] =
>
> void r600_dpm_print_class_info(u32 class, u32 class2)
> {
> - printk("\tui class: ");
> + const char *s;
> +
> switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
> case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
> default:
> - printk("none\n");
> + s = "none";
> break;
> case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
> - printk("battery\n");
> + s = "battery";
> break;
> case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
> - printk("balanced\n");
> + s = "balanced";
> break;
> case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
> - printk("performance\n");
> + s = "performance";
> break;
> }
> - printk("\tinternal class: ");
> + printk("\tui class: %s\n", s);
> +
> + printk("\tinternal class:");
> if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
> (class2 == 0))
> - printk("none");
> + pr_cont(" none");
> else {
> if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
> - printk("boot ");
> + pr_cont(" boot");
> if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
> - printk("thermal ");
> + pr_cont(" thermal");
> if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
> - printk("limited_pwr ");
> + pr_cont(" limited_pwr");
> if (class & ATOM_PPLIB_CLASSIFICATION_REST)
> - printk("rest ");
> + pr_cont(" rest");
> if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
> - printk("forced ");
> + pr_cont(" forced");
> if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
> - printk("3d_perf ");
> + pr_cont(" 3d_perf");
> if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
> - printk("ovrdrv ");
> + pr_cont(" ovrdrv");
> if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
> - printk("uvd ");
> + pr_cont(" uvd");
> if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
> - printk("3d_low ");
> + pr_cont(" 3d_low");
> if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
> - printk("acpi ");
> + pr_cont(" acpi");
> if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
> - printk("uvd_hd2 ");
> + pr_cont(" uvd_hd2");
> if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
> - printk("uvd_hd ");
> + pr_cont(" uvd_hd");
> if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
> - printk("uvd_sd ");
> + pr_cont(" uvd_sd");
> if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
> - printk("limited_pwr2 ");
> + pr_cont(" limited_pwr2");
> if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
> - printk("ulv ");
> + pr_cont(" ulv");
> if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
> - printk("uvd_mvc ");
> + pr_cont(" uvd_mvc");
> }
> - printk("\n");
> + pr_cont("\n");
> }
>
> void r600_dpm_print_cap_info(u32 caps)
> {
> - printk("\tcaps: ");
> + printk("\tcaps:");
> if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
> - printk("single_disp ");
> + pr_cont(" single_disp");
> if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
> - printk("video ");
> + pr_cont(" video");
> if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
> - printk("no_dc ");
> - printk("\n");
> + pr_cont(" no_dc");
> + pr_cont("\n");
> }
>
> void r600_dpm_print_ps_status(struct radeon_device *rdev,
> struct radeon_ps *rps)
> {
> - printk("\tstatus: ");
> + printk("\tstatus:");
> if (rps == rdev->pm.dpm.current_ps)
> - printk("c ");
> + pr_cont(" c");
> if (rps == rdev->pm.dpm.requested_ps)
> - printk("r ");
> + pr_cont(" r");
> if (rps == rdev->pm.dpm.boot_ps)
> - printk("b ");
> - printk("\n");
> + pr_cont(" b");
> + pr_cont("\n");
> }
>
> u32 r600_dpm_get_vblank_time(struct radeon_device *rdev)
> --
> 2.10.0.rc2.1.g053435c
>
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