Message ID | 1459771308-4405-6-git-send-email-shashank.sharma@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Mon, Apr 04, 2016 at 05:31:42PM +0530, Shashank Sharma wrote: > This patch adds a new file for lspcon with > some basic stuff like: > - Some read/wrire addresses for lspcon device > - Basic read/write functions, using i2c over aux channel > - Utility functions to get lspcon/encoder/connector > > Signed-off-by: Shashank Sharma <shashank.sharma@intel.com> > Signed-off-by: Akashdeep Sharma <akashdeep.sharma@intel.com> > --- > drivers/gpu/drm/i915/Makefile | 3 +- > drivers/gpu/drm/i915/intel_lspcon.c | 56 +++++++++++++++++++++++++++++++++++++ > 2 files changed, 58 insertions(+), 1 deletion(-) > create mode 100644 drivers/gpu/drm/i915/intel_lspcon.c > > diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile > index 5558a03..00a531a 100644 > --- a/drivers/gpu/drm/i915/Makefile > +++ b/drivers/gpu/drm/i915/Makefile > @@ -90,7 +90,8 @@ i915-y += dvo_ch7017.o \ > intel_lvds.o \ > intel_panel.o \ > intel_sdvo.o \ > - intel_tv.o > + intel_tv.o \ > + intel_lspcon.o > > # virtual gpu code > i915-y += i915_vgpu.o > diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c > new file mode 100644 > index 0000000..5a1993b > --- /dev/null > +++ b/drivers/gpu/drm/i915/intel_lspcon.c > @@ -0,0 +1,56 @@ > +/* > + * Copyright © 2016 Intel Corporation > + * > + * Permission is hereby granted, free of charge, to any person obtaining a > + * copy of this software and associated documentation files (the "Software"), > + * to deal in the Software without restriction, including without limitation > + * the rights to use, copy, modify, merge, publish, distribute, sublicense, > + * and/or sell copies of the Software, and to permit persons to whom the > + * Software is furnished to do so, subject to the following conditions: > + * > + * The above copyright notice and this permission notice (including the next > + * paragraph) shall be included in all copies or substantial portions of the > + * Software. > + * > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR > + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, > + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL > + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER > + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER > + * DEALINGS IN THE SOFTWARE. > + * > + * Authors: > + * Shashank Sharma <shashank.sharma@intel.com> > + * Akashdeep Sharma <akashdeep.sharma@intel.com> > + * > + */ > +#include <drm/drm_edid.h> > +#include <drm/drm_atomic_helper.h> > +#include <drm/drm_dp_dual_mode_helper.h> > +#include "intel_drv.h" > + > +#define LSPCON_I2C_ADDRESS 0x80 > +#define LSPCON_MODE_CHANGE_OFFSET 0x40 > +#define LSPCON_MODE_CHECK_OFFSET 0x41 > +#define LSPCON_ADAPTER_SIGN_OFFSET 0x00 > +#define LSPCON_IDENTIFIER_OFFSET 0x10 > +#define LSPCON_IDENTIFIER_LENGTH 0x10 > +#define LSPCON_MODE_MASK 0x1 Bunch of these seem like duplicates of the dp++ stuff. > + > +struct intel_digital_port *lspcon_to_dig_port(struct intel_lspcon *lspcon) > +{ > + return container_of(lspcon, struct intel_digital_port, lspcon); > +} > + > +struct intel_hdmi *lspcon_to_hdmi(struct intel_lspcon *lspcon) > +{ > + return &lspcon_to_dig_port(lspcon)->hdmi; > +} > + > +struct intel_lspcon *enc_to_lspcon(struct drm_encoder *encoder) > +{ > + struct intel_digital_port *intel_dig_port = > + container_of(encoder, struct intel_digital_port, base.base); > + return &intel_dig_port->lspcon; > +} > -- > 1.9.1
On Mon, 04 Apr 2016, Shashank Sharma <shashank.sharma@intel.com> wrote: > This patch adds a new file for lspcon with > some basic stuff like: > - Some read/wrire addresses for lspcon device > - Basic read/write functions, using i2c over aux channel > - Utility functions to get lspcon/encoder/connector > > Signed-off-by: Shashank Sharma <shashank.sharma@intel.com> > Signed-off-by: Akashdeep Sharma <akashdeep.sharma@intel.com> > --- > drivers/gpu/drm/i915/Makefile | 3 +- > drivers/gpu/drm/i915/intel_lspcon.c | 56 +++++++++++++++++++++++++++++++++++++ > 2 files changed, 58 insertions(+), 1 deletion(-) > create mode 100644 drivers/gpu/drm/i915/intel_lspcon.c > > diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile > index 5558a03..00a531a 100644 > --- a/drivers/gpu/drm/i915/Makefile > +++ b/drivers/gpu/drm/i915/Makefile > @@ -90,7 +90,8 @@ i915-y += dvo_ch7017.o \ > intel_lvds.o \ > intel_panel.o \ > intel_sdvo.o \ > - intel_tv.o > + intel_tv.o \ > + intel_lspcon.o At the top of the Makefile: # Please keep these build lists sorted! BR, Jani. > > # virtual gpu code > i915-y += i915_vgpu.o > diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c > new file mode 100644 > index 0000000..5a1993b > --- /dev/null > +++ b/drivers/gpu/drm/i915/intel_lspcon.c > @@ -0,0 +1,56 @@ > +/* > + * Copyright © 2016 Intel Corporation > + * > + * Permission is hereby granted, free of charge, to any person obtaining a > + * copy of this software and associated documentation files (the "Software"), > + * to deal in the Software without restriction, including without limitation > + * the rights to use, copy, modify, merge, publish, distribute, sublicense, > + * and/or sell copies of the Software, and to permit persons to whom the > + * Software is furnished to do so, subject to the following conditions: > + * > + * The above copyright notice and this permission notice (including the next > + * paragraph) shall be included in all copies or substantial portions of the > + * Software. > + * > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR > + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, > + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL > + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER > + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING > + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER > + * DEALINGS IN THE SOFTWARE. > + * > + * Authors: > + * Shashank Sharma <shashank.sharma@intel.com> > + * Akashdeep Sharma <akashdeep.sharma@intel.com> > + * > + */ > +#include <drm/drm_edid.h> > +#include <drm/drm_atomic_helper.h> > +#include <drm/drm_dp_dual_mode_helper.h> > +#include "intel_drv.h" > + > +#define LSPCON_I2C_ADDRESS 0x80 > +#define LSPCON_MODE_CHANGE_OFFSET 0x40 > +#define LSPCON_MODE_CHECK_OFFSET 0x41 > +#define LSPCON_ADAPTER_SIGN_OFFSET 0x00 > +#define LSPCON_IDENTIFIER_OFFSET 0x10 > +#define LSPCON_IDENTIFIER_LENGTH 0x10 > +#define LSPCON_MODE_MASK 0x1 > + > +struct intel_digital_port *lspcon_to_dig_port(struct intel_lspcon *lspcon) > +{ > + return container_of(lspcon, struct intel_digital_port, lspcon); > +} > + > +struct intel_hdmi *lspcon_to_hdmi(struct intel_lspcon *lspcon) > +{ > + return &lspcon_to_dig_port(lspcon)->hdmi; > +} > + > +struct intel_lspcon *enc_to_lspcon(struct drm_encoder *encoder) > +{ > + struct intel_digital_port *intel_dig_port = > + container_of(encoder, struct intel_digital_port, base.base); > + return &intel_dig_port->lspcon; > +}
Regards Shashank On 5/2/2016 7:07 PM, Ville Syrjälä wrote: > On Mon, Apr 04, 2016 at 05:31:42PM +0530, Shashank Sharma wrote: >> This patch adds a new file for lspcon with >> some basic stuff like: >> - Some read/wrire addresses for lspcon device >> - Basic read/write functions, using i2c over aux channel >> - Utility functions to get lspcon/encoder/connector >> >> Signed-off-by: Shashank Sharma <shashank.sharma@intel.com> >> Signed-off-by: Akashdeep Sharma <akashdeep.sharma@intel.com> >> --- >> drivers/gpu/drm/i915/Makefile | 3 +- >> drivers/gpu/drm/i915/intel_lspcon.c | 56 +++++++++++++++++++++++++++++++++++++ >> 2 files changed, 58 insertions(+), 1 deletion(-) >> create mode 100644 drivers/gpu/drm/i915/intel_lspcon.c >> >> diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile >> index 5558a03..00a531a 100644 >> --- a/drivers/gpu/drm/i915/Makefile >> +++ b/drivers/gpu/drm/i915/Makefile >> @@ -90,7 +90,8 @@ i915-y += dvo_ch7017.o \ >> intel_lvds.o \ >> intel_panel.o \ >> intel_sdvo.o \ >> - intel_tv.o >> + intel_tv.o \ >> + intel_lspcon.o >> >> # virtual gpu code >> i915-y += i915_vgpu.o >> diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c >> new file mode 100644 >> index 0000000..5a1993b >> --- /dev/null >> +++ b/drivers/gpu/drm/i915/intel_lspcon.c >> @@ -0,0 +1,56 @@ >> +/* >> + * Copyright © 2016 Intel Corporation >> + * >> + * Permission is hereby granted, free of charge, to any person obtaining a >> + * copy of this software and associated documentation files (the "Software"), >> + * to deal in the Software without restriction, including without limitation >> + * the rights to use, copy, modify, merge, publish, distribute, sublicense, >> + * and/or sell copies of the Software, and to permit persons to whom the >> + * Software is furnished to do so, subject to the following conditions: >> + * >> + * The above copyright notice and this permission notice (including the next >> + * paragraph) shall be included in all copies or substantial portions of the >> + * Software. >> + * >> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR >> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, >> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL >> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER >> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING >> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER >> + * DEALINGS IN THE SOFTWARE. >> + * >> + * Authors: >> + * Shashank Sharma <shashank.sharma@intel.com> >> + * Akashdeep Sharma <akashdeep.sharma@intel.com> >> + * >> + */ >> +#include <drm/drm_edid.h> >> +#include <drm/drm_atomic_helper.h> >> +#include <drm/drm_dp_dual_mode_helper.h> >> +#include "intel_drv.h" >> + >> +#define LSPCON_I2C_ADDRESS 0x80 >> +#define LSPCON_MODE_CHANGE_OFFSET 0x40 >> +#define LSPCON_MODE_CHECK_OFFSET 0x41 >> +#define LSPCON_ADAPTER_SIGN_OFFSET 0x00 >> +#define LSPCON_IDENTIFIER_OFFSET 0x10 >> +#define LSPCON_IDENTIFIER_LENGTH 0x10 >> +#define LSPCON_MODE_MASK 0x1 > > Bunch of these seem like duplicates of the dp++ stuff. Yeah, you are right, 0x80, and 0x10 (identifier offset and length) is same for dp-dual mode adapters. But mode_check and sign offsets are specific to LSPCON. I can reuse few from DP++ > >> + >> +struct intel_digital_port *lspcon_to_dig_port(struct intel_lspcon *lspcon) >> +{ >> + return container_of(lspcon, struct intel_digital_port, lspcon); >> +} >> + >> +struct intel_hdmi *lspcon_to_hdmi(struct intel_lspcon *lspcon) >> +{ >> + return &lspcon_to_dig_port(lspcon)->hdmi; >> +} >> + >> +struct intel_lspcon *enc_to_lspcon(struct drm_encoder *encoder) >> +{ >> + struct intel_digital_port *intel_dig_port = >> + container_of(encoder, struct intel_digital_port, base.base); >> + return &intel_dig_port->lspcon; >> +} >> -- >> 1.9.1 >
Regards Shashank On 5/2/2016 8:05 PM, Jani Nikula wrote: > On Mon, 04 Apr 2016, Shashank Sharma <shashank.sharma@intel.com> wrote: >> This patch adds a new file for lspcon with >> some basic stuff like: >> - Some read/wrire addresses for lspcon device >> - Basic read/write functions, using i2c over aux channel >> - Utility functions to get lspcon/encoder/connector >> >> Signed-off-by: Shashank Sharma <shashank.sharma@intel.com> >> Signed-off-by: Akashdeep Sharma <akashdeep.sharma@intel.com> >> --- >> drivers/gpu/drm/i915/Makefile | 3 +- >> drivers/gpu/drm/i915/intel_lspcon.c | 56 +++++++++++++++++++++++++++++++++++++ >> 2 files changed, 58 insertions(+), 1 deletion(-) >> create mode 100644 drivers/gpu/drm/i915/intel_lspcon.c >> >> diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile >> index 5558a03..00a531a 100644 >> --- a/drivers/gpu/drm/i915/Makefile >> +++ b/drivers/gpu/drm/i915/Makefile >> @@ -90,7 +90,8 @@ i915-y += dvo_ch7017.o \ >> intel_lvds.o \ >> intel_panel.o \ >> intel_sdvo.o \ >> - intel_tv.o >> + intel_tv.o \ >> + intel_lspcon.o > > At the top of the Makefile: > > # Please keep these build lists sorted! > Ah, dint notice the sorting :), will do that. > > BR, > Jani. > > > >> >> # virtual gpu code >> i915-y += i915_vgpu.o >> diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c >> new file mode 100644 >> index 0000000..5a1993b >> --- /dev/null >> +++ b/drivers/gpu/drm/i915/intel_lspcon.c >> @@ -0,0 +1,56 @@ >> +/* >> + * Copyright © 2016 Intel Corporation >> + * >> + * Permission is hereby granted, free of charge, to any person obtaining a >> + * copy of this software and associated documentation files (the "Software"), >> + * to deal in the Software without restriction, including without limitation >> + * the rights to use, copy, modify, merge, publish, distribute, sublicense, >> + * and/or sell copies of the Software, and to permit persons to whom the >> + * Software is furnished to do so, subject to the following conditions: >> + * >> + * The above copyright notice and this permission notice (including the next >> + * paragraph) shall be included in all copies or substantial portions of the >> + * Software. >> + * >> + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR >> + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, >> + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL >> + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER >> + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING >> + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER >> + * DEALINGS IN THE SOFTWARE. >> + * >> + * Authors: >> + * Shashank Sharma <shashank.sharma@intel.com> >> + * Akashdeep Sharma <akashdeep.sharma@intel.com> >> + * >> + */ >> +#include <drm/drm_edid.h> >> +#include <drm/drm_atomic_helper.h> >> +#include <drm/drm_dp_dual_mode_helper.h> >> +#include "intel_drv.h" >> + >> +#define LSPCON_I2C_ADDRESS 0x80 >> +#define LSPCON_MODE_CHANGE_OFFSET 0x40 >> +#define LSPCON_MODE_CHECK_OFFSET 0x41 >> +#define LSPCON_ADAPTER_SIGN_OFFSET 0x00 >> +#define LSPCON_IDENTIFIER_OFFSET 0x10 >> +#define LSPCON_IDENTIFIER_LENGTH 0x10 >> +#define LSPCON_MODE_MASK 0x1 >> + >> +struct intel_digital_port *lspcon_to_dig_port(struct intel_lspcon *lspcon) >> +{ >> + return container_of(lspcon, struct intel_digital_port, lspcon); >> +} >> + >> +struct intel_hdmi *lspcon_to_hdmi(struct intel_lspcon *lspcon) >> +{ >> + return &lspcon_to_dig_port(lspcon)->hdmi; >> +} >> + >> +struct intel_lspcon *enc_to_lspcon(struct drm_encoder *encoder) >> +{ >> + struct intel_digital_port *intel_dig_port = >> + container_of(encoder, struct intel_digital_port, base.base); >> + return &intel_dig_port->lspcon; >> +} >
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index 5558a03..00a531a 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -90,7 +90,8 @@ i915-y += dvo_ch7017.o \ intel_lvds.o \ intel_panel.o \ intel_sdvo.o \ - intel_tv.o + intel_tv.o \ + intel_lspcon.o # virtual gpu code i915-y += i915_vgpu.o diff --git a/drivers/gpu/drm/i915/intel_lspcon.c b/drivers/gpu/drm/i915/intel_lspcon.c new file mode 100644 index 0000000..5a1993b --- /dev/null +++ b/drivers/gpu/drm/i915/intel_lspcon.c @@ -0,0 +1,56 @@ +/* + * Copyright © 2016 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Authors: + * Shashank Sharma <shashank.sharma@intel.com> + * Akashdeep Sharma <akashdeep.sharma@intel.com> + * + */ +#include <drm/drm_edid.h> +#include <drm/drm_atomic_helper.h> +#include <drm/drm_dp_dual_mode_helper.h> +#include "intel_drv.h" + +#define LSPCON_I2C_ADDRESS 0x80 +#define LSPCON_MODE_CHANGE_OFFSET 0x40 +#define LSPCON_MODE_CHECK_OFFSET 0x41 +#define LSPCON_ADAPTER_SIGN_OFFSET 0x00 +#define LSPCON_IDENTIFIER_OFFSET 0x10 +#define LSPCON_IDENTIFIER_LENGTH 0x10 +#define LSPCON_MODE_MASK 0x1 + +struct intel_digital_port *lspcon_to_dig_port(struct intel_lspcon *lspcon) +{ + return container_of(lspcon, struct intel_digital_port, lspcon); +} + +struct intel_hdmi *lspcon_to_hdmi(struct intel_lspcon *lspcon) +{ + return &lspcon_to_dig_port(lspcon)->hdmi; +} + +struct intel_lspcon *enc_to_lspcon(struct drm_encoder *encoder) +{ + struct intel_digital_port *intel_dig_port = + container_of(encoder, struct intel_digital_port, base.base); + return &intel_dig_port->lspcon; +}